The style inquisition was here. Yes, making it a unified style. The last

[st.git] / st.c

diff --git a/st.c b/st.c
index 09b0262..f6c9f18 100644 (file)
--- a/st.c
+++ b/st.c
@@ -25,6 +25,10 @@
 #include <X11/cursorfont.h>
 #include <X11/keysym.h>
 #include <X11/extensions/Xdbe.h>
 #include <X11/cursorfont.h>
 #include <X11/keysym.h>
 #include <X11/extensions/Xdbe.h>

+#include <X11/Xft/Xft.h>
+#include <fontconfig/fontconfig.h>
+#define Glyph Glyph_
+#define Font Font_

 
 #if   defined(__linux)
  #include <pty.h>
 
 #if   defined(__linux)
  #include <pty.h>


@@ -36,8 +40,8 @@
 
 #define USAGE \
        "st " VERSION " (c) 2010-2012 st engineers\n" \
 
 #define USAGE \
        "st " VERSION " (c) 2010-2012 st engineers\n" \

-       "usage: st [-t title] [-c class] [-g geometry]" \
-       " [-w windowid] [-v] [-f file] [-e command...]\n"
+       "usage: st [-v] [-c class] [-f font] [-g geometry] [-o file]" \
+       " [-t title] [-w windowid] [-e command ...]\n"

 
 /* XEMBED messages */
 #define XEMBED_FOCUS_IN  4
 
 /* XEMBED messages */
 #define XEMBED_FOCUS_IN  4


@@ -48,13 +52,11 @@
 #define ESC_ARG_SIZ   16
 #define STR_BUF_SIZ   256
 #define STR_ARG_SIZ   16
 #define ESC_ARG_SIZ   16
 #define STR_BUF_SIZ   256
 #define STR_ARG_SIZ   16

-#define DRAW_BUF_SIZ  1024
+#define DRAW_BUF_SIZ  20*1024

 #define UTF_SIZ       4
 #define XK_NO_MOD     UINT_MAX
 #define XK_ANY_MOD    0
 
 #define UTF_SIZ       4
 #define XK_NO_MOD     UINT_MAX
 #define XK_ANY_MOD    0
 

-#define SELECT_TIMEOUT (20*1000) /* 20 ms */
-#define DRAW_TIMEOUT  (20*1000) /* 20 ms */

 #define REDRAW_TIMEOUT (80*1000) /* 80 ms */
 
 #define SERRNO strerror(errno)
 #define REDRAW_TIMEOUT (80*1000) /* 80 ms */
 
 #define SERRNO strerror(errno)


@@ -76,6 +78,8 @@ enum glyph_attribute {
        ATTR_UNDERLINE = 2,
        ATTR_BOLD      = 4,
        ATTR_GFX       = 8,
        ATTR_UNDERLINE = 2,
        ATTR_BOLD      = 4,
        ATTR_GFX       = 8,

+       ATTR_ITALIC    = 16,
+       ATTR_BLINK     = 32,

 };
 
 enum cursor_movement {
 };
 
 enum cursor_movement {


@@ -107,7 +111,8 @@ enum term_mode {
        MODE_MOUSEBTN    = 32,
        MODE_MOUSEMOTION = 64,
        MODE_MOUSE       = 32|64,
        MODE_MOUSEBTN    = 32,
        MODE_MOUSEMOTION = 64,
        MODE_MOUSE       = 32|64,

-       MODE_REVERSE     = 128
+       MODE_REVERSE     = 128,
+       MODE_KBDLOCK     = 256

 };
 
 enum escape_state {
 };
 
 enum escape_state {


@@ -175,9 +180,9 @@ typedef struct {
 typedef struct {
        int row;        /* nb row */
        int col;        /* nb col */
 typedef struct {
        int row;        /* nb row */
        int col;        /* nb col */

-       Line* line;     /* screen */
-       Line* alt;      /* alternate screen */
-       bool* dirty;    /* dirtyness of lines */
+       Line *line;     /* screen */
+       Line *alt;      /* alternate screen */
+       bool *dirty;    /* dirtyness of lines */

        TCursor c;      /* cursor */
        int top;        /* top    scroll limit */
        int bot;        /* bottom scroll limit */
        TCursor c;      /* cursor */
        int top;        /* top    scroll limit */
        int bot;        /* bottom scroll limit */


@@ -192,18 +197,20 @@ typedef struct {
        Colormap cmap;
        Window win;
        XdbeBackBuffer buf;
        Colormap cmap;
        Window win;
        XdbeBackBuffer buf;

-       Atom xembed;
+       Atom xembed, wmdeletewin;

        XIM xim;
        XIC xic;
        XIM xim;
        XIC xic;

+       XftDraw *xft_draw;
+       Visual *vis;

        int scr;
        int scr;

-       Bool isfixed; /* is fixed geometry? */
+       bool isfixed; /* is fixed geometry? */

        int fx, fy, fw, fh; /* fixed geometry */
        int fx, fy, fw, fh; /* fixed geometry */

+       int tw, th; /* tty width and height */

        int w;  /* window width */
        int h;  /* window height */
        int ch; /* char height */
        int cw; /* char width  */
        char state; /* focus, redraw, visible */
        int w;  /* window width */
        int h;  /* window height */
        int ch; /* char height */
        int cw; /* char width  */
        char state; /* focus, redraw, visible */

-       struct timeval lastdraw;

 } XWindow;
 
 typedef struct {
 } XWindow;
 
 typedef struct {


@@ -212,7 +219,6 @@ typedef struct {
        char s[ESC_BUF_SIZ];
 } Key;
 
        char s[ESC_BUF_SIZ];
 } Key;
 

-

 /* TODO: use better name for vars... */
 typedef struct {
        int mode;
 /* TODO: use better name for vars... */
 typedef struct {
        int mode;


@@ -221,33 +227,38 @@ typedef struct {
        struct {int x, y;} b, e;
        char *clip;
        Atom xtarget;
        struct {int x, y;} b, e;
        char *clip;
        Atom xtarget;

+       bool alt;

        struct timeval tclick1;
        struct timeval tclick2;
 } Selection;
 
 #include "config.h"
 
        struct timeval tclick1;
        struct timeval tclick2;
 } Selection;
 
 #include "config.h"
 

+/* Font structure */
+typedef struct {
+       int height;
+       int width;
+       int ascent;
+       int descent;
+       short lbearing;
+       short rbearing;
+       XftFont *xft_set;
+} Font;
+

 /* Drawing Context */
 typedef struct {
 /* Drawing Context */
 typedef struct {

-       ulong col[LEN(colorname) < 256 ? 256 : LEN(colorname)];
+       XftColor xft_col[LEN(colorname) < 256 ? 256 : LEN(colorname)];

        GC gc;
        GC gc;

-       struct {
-               int ascent;
-               int descent;
-               short lbearing;
-               short rbearing;
-               XFontSet set;
-       } font, bfont;
+       Font font, bfont, ifont, ibfont;

 } DC;
 
 } DC;
 

-static void die(const char*, ...);
+static void die(const char *, ...);

 static void draw(void);
 static void redraw(void);
 static void drawregion(int, int, int, int);
 static void execsh(void);
 static void sigchld(int);
 static void run(void);
 static void draw(void);
 static void redraw(void);
 static void drawregion(int, int, int, int);
 static void execsh(void);
 static void sigchld(int);
 static void run(void);

-static bool last_draw_too_old(void);

 
 static void csidump(void);
 static void csihandle(void);
 
 static void csidump(void);
 static void csihandle(void);


@@ -268,7 +279,7 @@ static void tmoveto(int, int);
 static void tnew(int, int);
 static void tnewline(int);
 static void tputtab(bool);
 static void tnew(int, int);
 static void tnewline(int);
 static void tputtab(bool);

-static void tputc(char*);
+static void tputc(char *, int);

 static void treset(void);
 static int tresize(int, int);
 static void tscrollup(int, int);
 static void treset(void);
 static int tresize(int, int);
 static void tscrollup(int, int);


@@ -283,24 +294,26 @@ static void tfulldirt(void);
 
 static void ttynew(void);
 static void ttyread(void);
 
 static void ttynew(void);
 static void ttyread(void);

-static void ttyresize(int, int);
+static void ttyresize(void);

 static void ttywrite(const char *, size_t);
 
 static void xdraws(char *, Glyph, int, int, int, int);
 static void xhints(void);
 static void xclear(int, int, int, int);
 static void ttywrite(const char *, size_t);
 
 static void xdraws(char *, Glyph, int, int, int, int);
 static void xhints(void);
 static void xclear(int, int, int, int);

-static void xcopy();
+static void xclearborders(void);

 static void xdrawcursor(void);
 static void xinit(void);
 static void xloadcols(void);
 static void xdrawcursor(void);
 static void xinit(void);
 static void xloadcols(void);

+static void xresettitle(void);

 static void xseturgency(int);
 static void xsetsel(char*);
 static void xseturgency(int);
 static void xsetsel(char*);

+static void xtermclear(int, int, int, int);

 static void xresize(int, int);
 
 static void expose(XEvent *);
 static void visibility(XEvent *);
 static void unmap(XEvent *);
 static void xresize(int, int);
 
 static void expose(XEvent *);
 static void visibility(XEvent *);
 static void unmap(XEvent *);

-static char* kmap(KeySym, uint);
+static char *kmap(KeySym, uint);

 static void kpress(XEvent *);
 static void cmessage(XEvent *);
 static void resize(XEvent *);
 static void kpress(XEvent *);
 static void cmessage(XEvent *);
 static void resize(XEvent *);


@@ -309,12 +322,13 @@ static void brelease(XEvent *);
 static void bpress(XEvent *);
 static void bmotion(XEvent *);
 static void selnotify(XEvent *);
 static void bpress(XEvent *);
 static void bmotion(XEvent *);
 static void selnotify(XEvent *);

+static void selclear(XEvent *);

 static void selrequest(XEvent *);
 
 static void selinit(void);
 static inline bool selected(int, int);
 static void selcopy(void);
 static void selrequest(XEvent *);
 
 static void selinit(void);
 static inline bool selected(int, int);
 static void selcopy(void);

-static void selpaste();
+static void selpaste(void);

 static void selscroll(int, int);
 
 static int utf8decode(char *, long *);
 static void selscroll(int, int);
 
 static int utf8decode(char *, long *);


@@ -322,6 +336,11 @@ static int utf8encode(long *, char *);
 static int utf8size(char *);
 static int isfullutf8(char *, int);
 
 static int utf8size(char *);
 static int isfullutf8(char *, int);
 

+static void *xmalloc(size_t);
+static void *xrealloc(void *, size_t);
+static void *xcalloc(size_t nmemb, size_t size);
+static char *smstrcat(char *, ...);
+

 static void (*handler[LASTEvent])(XEvent *) = {
        [KeyPress] = kpress,
        [ClientMessage] = cmessage,
 static void (*handler[LASTEvent])(XEvent *) = {
        [KeyPress] = kpress,
        [ClientMessage] = cmessage,


@@ -334,6 +353,7 @@ static void (*handler[LASTEvent])(XEvent *) = {
        [MotionNotify] = bmotion,
        [ButtonPress] = bpress,
        [ButtonRelease] = brelease,
        [MotionNotify] = bmotion,
        [ButtonPress] = bpress,
        [ButtonRelease] = brelease,

+       [SelectionClear] = selclear,

        [SelectionNotify] = selnotify,
        [SelectionRequest] = selrequest,
 };
        [SelectionNotify] = selnotify,
        [SelectionRequest] = selrequest,
 };


@@ -347,12 +367,79 @@ static STREscape strescseq;
 static int cmdfd;
 static pid_t pid;
 static Selection sel;
 static int cmdfd;
 static pid_t pid;
 static Selection sel;

-static FILE *fileio;
-static char **opt_cmd  = NULL;
-static char *opt_io    = NULL;
+static int iofd = -1;
+static char **opt_cmd = NULL;
+static char *opt_io = NULL;

 static char *opt_title = NULL;
 static char *opt_embed = NULL;
 static char *opt_class = NULL;
 static char *opt_title = NULL;
 static char *opt_embed = NULL;
 static char *opt_class = NULL;

+static char *opt_font = NULL;
+
+void *
+xmalloc(size_t len) {
+       void *p = malloc(len);
+
+       if(!p)
+               die("Out of memory\n");
+
+       return p;
+}
+
+void *
+xrealloc(void *p, size_t len) {
+       if((p = realloc(p, len)) == NULL)
+               die("Out of memory\n");
+
+       return p;
+}
+
+void *
+xcalloc(size_t nmemb, size_t size) {
+       void *p = calloc(nmemb, size);
+
+       if(!p)
+               die("Out of memory\n");
+
+       return p;
+}
+
+char *
+smstrcat(char *src, ...)
+{
+       va_list fmtargs;
+       char *ret, *p, *v;
+       int len, slen, flen;
+
+       len = slen = strlen(src);
+
+       va_start(fmtargs, src);
+       for(;;) {
+               v = va_arg(fmtargs, char *);
+               if(v == NULL)
+                       break;
+               len += strlen(v);
+       }
+       va_end(fmtargs);
+
+       p = ret = xmalloc(len+1);
+       memmove(p, src, slen);
+       p += slen;
+
+       va_start(fmtargs, src);
+       for(;;) {
+               v = va_arg(fmtargs, char *);
+               if(v == NULL)
+                       break;
+               flen = strlen(v);
+               memmove(p, v, flen);
+               p += flen;
+       }
+       va_end(fmtargs);
+
+       ret[len] = '\0';
+
+       return ret;
+}

 
 int
 utf8decode(char *s, long *u) {
 
 int
 utf8decode(char *s, long *u) {


@@ -373,8 +460,10 @@ utf8decode(char *s, long *u) {
        } else if((c & (B7|B6|B5|B4|B3)) == (B7|B6|B5|B4)) { /* 11110xxx */
                *u = c & (B2|B1|B0);
                n = 3;
        } else if((c & (B7|B6|B5|B4|B3)) == (B7|B6|B5|B4)) { /* 11110xxx */
                *u = c & (B2|B1|B0);
                n = 3;

-       } else
+       } else {

                goto invalid;
                goto invalid;

+       }
+

        for(i = n, ++s; i > 0; --i, ++rtn, ++s) {
                c = *s;
                if((c & (B7|B6)) != B7) /* 10xxxxxx */
        for(i = n, ++s; i > 0; --i, ++rtn, ++s) {
                c = *s;
                if((c & (B7|B6)) != B7) /* 10xxxxxx */


@@ -382,14 +471,18 @@ utf8decode(char *s, long *u) {
                *u <<= 6;
                *u |= c & (B5|B4|B3|B2|B1|B0);
        }
                *u <<= 6;
                *u |= c & (B5|B4|B3|B2|B1|B0);
        }

+

        if((n == 1 && *u < 0x80) ||
           (n == 2 && *u < 0x800) ||
           (n == 3 && *u < 0x10000) ||
        if((n == 1 && *u < 0x80) ||
           (n == 2 && *u < 0x800) ||
           (n == 3 && *u < 0x10000) ||

-          (*u >= 0xD800 && *u <= 0xDFFF))
+          (*u >= 0xD800 && *u <= 0xDFFF)) {

                goto invalid;
                goto invalid;

+       }
+

        return rtn;
 invalid:
        *u = 0xFFFD;
        return rtn;
 invalid:
        *u = 0xFFFD;

+

        return rtn;
 }
 
        return rtn;
 }
 


@@ -399,7 +492,7 @@ utf8encode(long *u, char *s) {
        ulong uc;
        int i, n;
 
        ulong uc;
        int i, n;
 

-       sp = (uchar*) s;
+       sp = (uchar *)s;

        uc = *u;
        if(uc < 0x80) {
                *sp = uc; /* 0xxxxxxx */
        uc = *u;
        if(uc < 0x80) {
                *sp = uc; /* 0xxxxxxx */


@@ -416,14 +509,17 @@ utf8encode(long *u, char *s) {
        } else {
                goto invalid;
        }
        } else {
                goto invalid;
        }

+

        for(i=n,++sp; i>0; --i,++sp)
                *sp = ((uc >> 6*(i-1)) & (B5|B4|B3|B2|B1|B0)) | B7; /* 10xxxxxx */
        for(i=n,++sp; i>0; --i,++sp)
                *sp = ((uc >> 6*(i-1)) & (B5|B4|B3|B2|B1|B0)) | B7; /* 10xxxxxx */

+

        return n+1;
 invalid:
        /* U+FFFD */
        *s++ = '\xEF';
        *s++ = '\xBF';
        *s = '\xBD';
        return n+1;
 invalid:
        /* U+FFFD */
        *s++ = '\xEF';
        *s++ = '\xBF';
        *s = '\xBD';

+

        return 3;
 }
 
        return 3;
 }
 


@@ -433,38 +529,40 @@ int
 isfullutf8(char *s, int b) {
        uchar *c1, *c2, *c3;
 
 isfullutf8(char *s, int b) {
        uchar *c1, *c2, *c3;
 

-       c1 = (uchar *) s;
-       c2 = (uchar *) ++s;
-       c3 = (uchar *) ++s;
-       if(b < 1)
+       c1 = (uchar *)s;
+       c2 = (uchar *)++s;
+       c3 = (uchar *)++s;
+       if(b < 1) {

                return 0;
                return 0;

-       else if((*c1&(B7|B6|B5)) == (B7|B6) && b == 1)
+       } else if((*c1&(B7|B6|B5)) == (B7|B6) && b == 1) {

                return 0;
                return 0;

-       else if((*c1&(B7|B6|B5|B4)) == (B7|B6|B5) &&
+       } else if((*c1&(B7|B6|B5|B4)) == (B7|B6|B5) &&

            ((b == 1) ||
            ((b == 1) ||

-           ((b == 2) && (*c2&(B7|B6)) == B7)))
+           ((b == 2) && (*c2&(B7|B6)) == B7))) {

                return 0;
                return 0;

-       else if((*c1&(B7|B6|B5|B4|B3)) == (B7|B6|B5|B4) &&
+       } else if((*c1&(B7|B6|B5|B4|B3)) == (B7|B6|B5|B4) &&

            ((b == 1) ||
            ((b == 2) && (*c2&(B7|B6)) == B7) ||
            ((b == 1) ||
            ((b == 2) && (*c2&(B7|B6)) == B7) ||

-           ((b == 3) && (*c2&(B7|B6)) == B7 && (*c3&(B7|B6)) == B7)))
+           ((b == 3) && (*c2&(B7|B6)) == B7 && (*c3&(B7|B6)) == B7))) {

                return 0;
                return 0;

-       else
+       } else {

                return 1;
                return 1;

+       }

 }
 
 int
 utf8size(char *s) {
        uchar c = *s;
 
 }
 
 int
 utf8size(char *s) {
        uchar c = *s;
 

-       if(~c&B7)
+       if(~c&B7) {

                return 1;
                return 1;

-       else if((c&(B7|B6|B5)) == (B7|B6))
+       } else if((c&(B7|B6|B5)) == (B7|B6)) {

                return 2;
                return 2;

-       else if((c&(B7|B6|B5|B4)) == (B7|B6|B5))
+       } else if((c&(B7|B6|B5|B4)) == (B7|B6|B5)) {

                return 3;
                return 3;

-       else
+       } else {

                return 4;
                return 4;

+       }

 }
 
 void
 }
 
 void


@@ -481,13 +579,18 @@ selinit(void) {
 
 static inline bool
 selected(int x, int y) {
 
 static inline bool
 selected(int x, int y) {

+       int bx, ex;
+

        if(sel.ey == y && sel.by == y) {
        if(sel.ey == y && sel.by == y) {

-               int bx = MIN(sel.bx, sel.ex);
-               int ex = MAX(sel.bx, sel.ex);
+               bx = MIN(sel.bx, sel.ex);
+               ex = MAX(sel.bx, sel.ex);

                return BETWEEN(x, bx, ex);
        }
                return BETWEEN(x, bx, ex);
        }

-       return ((sel.b.y < y&&y < sel.e.y) || (y==sel.e.y && x<=sel.e.x))
-               || (y==sel.b.y && x>=sel.b.x && (x<=sel.e.x || sel.b.y!=sel.e.y));
+
+       return ((sel.b.y < y&&y < sel.e.y)
+                       || (y==sel.e.y && x<=sel.e.x))
+                       || (y==sel.b.y && x>=sel.b.x
+                                       && (x<=sel.e.x || sel.b.y!=sel.e.y));

 }
 
 void
 }
 
 void


@@ -539,11 +642,14 @@ mousereport(XEvent *e) {
 
 void
 bpress(XEvent *e) {
 
 void
 bpress(XEvent *e) {

-       if(IS_SET(MODE_MOUSE))
+       if(IS_SET(MODE_MOUSE)) {

                mousereport(e);
                mousereport(e);

-       else if(e->xbutton.button == Button1) {
-               if(sel.bx != -1)
+       } else if(e->xbutton.button == Button1) {
+               if(sel.bx != -1) {
+                       sel.bx = -1;

                        tsetdirt(sel.b.y, sel.e.y);
                        tsetdirt(sel.b.y, sel.e.y);

+                       draw();
+               }

                sel.mode = 1;
                sel.ex = sel.bx = X2COL(e->xbutton.x);
                sel.ey = sel.by = Y2ROW(e->xbutton.y);
                sel.mode = 1;
                sel.ex = sel.bx = X2COL(e->xbutton.x);
                sel.ey = sel.by = Y2ROW(e->xbutton.y);


@@ -552,33 +658,35 @@ bpress(XEvent *e) {
 
 void
 selcopy(void) {
 
 void
 selcopy(void) {

-       char *str, *ptr;
-       int x, y, bufsize, is_selected = 0;
+       char *str, *ptr, *p;
+       int x, y, bufsize, is_selected = 0, size;
+       Glyph *gp;

 
 

-       if(sel.bx == -1)
+       if(sel.bx == -1) {

                str = NULL;
                str = NULL;

-
-       else {
+       } else {

                bufsize = (term.col+1) * (sel.e.y-sel.b.y+1) * UTF_SIZ;
                bufsize = (term.col+1) * (sel.e.y-sel.b.y+1) * UTF_SIZ;

-               ptr = str = malloc(bufsize);
+               ptr = str = xmalloc(bufsize);

 
                /* append every set & selected glyph to the selection */
                for(y = 0; y < term.row; y++) {
                        for(x = 0; x < term.col; x++) {
 
                /* append every set & selected glyph to the selection */
                for(y = 0; y < term.row; y++) {
                        for(x = 0; x < term.col; x++) {

-                               is_selected = selected(x, y);
-                               if((term.line[y][x].state & GLYPH_SET) && is_selected) {
-                                       int size = utf8size(term.line[y][x].c);
-                                       memcpy(ptr, term.line[y][x].c, size);
-                                       ptr += size;
-                               }
+                               gp = &term.line[y][x];
+
+                               if(!(is_selected = selected(x, y)))
+                                       continue;
+                               p = (gp->state & GLYPH_SET) ? gp->c : " ";
+                               size = utf8size(p);
+                               memcpy(ptr, p, size);
+                               ptr += size;

                        }
                        }

-

                        /* \n at the end of every selected line except for the last one */
                        if(is_selected && y < sel.e.y)
                                *ptr++ = '\n';
                }
                *ptr = 0;
        }
                        /* \n at the end of every selected line except for the last one */
                        if(is_selected && y < sel.e.y)
                                *ptr++ = '\n';
                }
                *ptr = 0;
        }

+       sel.alt = IS_SET(MODE_ALTSCREEN);

        xsetsel(str);
 }
 
        xsetsel(str);
 }
 


@@ -605,15 +713,23 @@ selnotify(XEvent *e) {
 }
 
 void
 }
 
 void

-selpaste() {
-       XConvertSelection(xw.dpy, XA_PRIMARY, sel.xtarget, XA_PRIMARY, xw.win, CurrentTime);
+selpaste(void) {
+       XConvertSelection(xw.dpy, XA_PRIMARY, sel.xtarget, XA_PRIMARY,
+                       xw.win, CurrentTime);
+}
+
+void selclear(XEvent *e) {
+       if(sel.bx == -1)
+               return;
+       sel.bx = -1;
+       tsetdirt(sel.b.y, sel.e.y);

 }
 
 void
 selrequest(XEvent *e) {
        XSelectionRequestEvent *xsre;
        XSelectionEvent xev;
 }
 
 void
 selrequest(XEvent *e) {
        XSelectionRequestEvent *xsre;
        XSelectionEvent xev;

-       Atom xa_targets;
+       Atom xa_targets, string;

 
        xsre = (XSelectionRequestEvent *) e;
        xev.type = SelectionNotify;
 
        xsre = (XSelectionRequestEvent *) e;
        xev.type = SelectionNotify;


@@ -627,7 +743,7 @@ selrequest(XEvent *e) {
        xa_targets = XInternAtom(xw.dpy, "TARGETS", 0);
        if(xsre->target == xa_targets) {
                /* respond with the supported type */
        xa_targets = XInternAtom(xw.dpy, "TARGETS", 0);
        if(xsre->target == xa_targets) {
                /* respond with the supported type */

-               Atom string = sel.xtarget;
+               string = sel.xtarget;

                XChangeProperty(xsre->display, xsre->requestor, xsre->property,
                                XA_ATOM, 32, PropModeReplace,
                                (uchar *) &string, 1);
                XChangeProperty(xsre->display, xsre->requestor, xsre->property,
                                XA_ATOM, 32, PropModeReplace,
                                (uchar *) &string, 1);


@@ -656,24 +772,24 @@ xsetsel(char *str) {
 
        clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0);
        XSetSelectionOwner(xw.dpy, clipboard, xw.win, CurrentTime);
 
        clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0);
        XSetSelectionOwner(xw.dpy, clipboard, xw.win, CurrentTime);

-
-       XFlush(xw.dpy);

 }
 
 void
 brelease(XEvent *e) {
 }
 
 void
 brelease(XEvent *e) {

+       struct timeval now;
+

        if(IS_SET(MODE_MOUSE)) {
                mousereport(e);
                return;
        }
        if(IS_SET(MODE_MOUSE)) {
                mousereport(e);
                return;
        }

-       if(e->xbutton.button == Button2)
+
+       if(e->xbutton.button == Button2) {

                selpaste();
                selpaste();

-       else if(e->xbutton.button == Button1) {
+       } else if(e->xbutton.button == Button1) {

                sel.mode = 0;
                getbuttoninfo(e, NULL, &sel.ex, &sel.ey);
                term.dirty[sel.ey] = 1;
                if(sel.bx == sel.ex && sel.by == sel.ey) {
                sel.mode = 0;
                getbuttoninfo(e, NULL, &sel.ex, &sel.ey);
                term.dirty[sel.ey] = 1;
                if(sel.bx == sel.ex && sel.by == sel.ey) {

-                       struct timeval now;

                        sel.bx = -1;
                        gettimeofday(&now, NULL);
 
                        sel.bx = -1;
                        gettimeofday(&now, NULL);
 


@@ -687,37 +803,45 @@ brelease(XEvent *e) {
                                /* double click to select word */
                                sel.bx = sel.ex;
                                while(sel.bx > 0 && term.line[sel.ey][sel.bx-1].state & GLYPH_SET &&
                                /* double click to select word */
                                sel.bx = sel.ex;
                                while(sel.bx > 0 && term.line[sel.ey][sel.bx-1].state & GLYPH_SET &&

-                                         term.line[sel.ey][sel.bx-1].c[0] != ' ') sel.bx--;
+                                         term.line[sel.ey][sel.bx-1].c[0] != ' ') {
+                                       sel.bx--;
+                               }

                                sel.b.x = sel.bx;
                                while(sel.ex < term.col-1 && term.line[sel.ey][sel.ex+1].state & GLYPH_SET &&
                                sel.b.x = sel.bx;
                                while(sel.ex < term.col-1 && term.line[sel.ey][sel.ex+1].state & GLYPH_SET &&

-                                         term.line[sel.ey][sel.ex+1].c[0] != ' ') sel.ex++;
+                                         term.line[sel.ey][sel.ex+1].c[0] != ' ') {
+                                       sel.ex++;
+                               }

                                sel.e.x = sel.ex;
                                sel.b.y = sel.e.y = sel.ey;
                                selcopy();
                        }
                                sel.e.x = sel.ex;
                                sel.b.y = sel.e.y = sel.ey;
                                selcopy();
                        }

-               } else
+               } else {

                        selcopy();
                        selcopy();

+               }

        }
        }

+

        memcpy(&sel.tclick2, &sel.tclick1, sizeof(struct timeval));
        gettimeofday(&sel.tclick1, NULL);
        memcpy(&sel.tclick2, &sel.tclick1, sizeof(struct timeval));
        gettimeofday(&sel.tclick1, NULL);

-       draw();

 }
 
 void
 bmotion(XEvent *e) {
 }
 
 void
 bmotion(XEvent *e) {

+       int starty, endy, oldey, oldex;
+

        if(IS_SET(MODE_MOUSE)) {
                mousereport(e);
                return;
        }
        if(IS_SET(MODE_MOUSE)) {
                mousereport(e);
                return;
        }

+

        if(sel.mode) {
        if(sel.mode) {

-               int oldey = sel.ey, oldex = sel.ex;
+               oldey = sel.ey;
+               oldex = sel.ex;

                getbuttoninfo(e, NULL, &sel.ex, &sel.ey);
 
                if(oldey != sel.ey || oldex != sel.ex) {
                getbuttoninfo(e, NULL, &sel.ex, &sel.ey);
 
                if(oldey != sel.ey || oldex != sel.ex) {

-                       int starty = MIN(oldey, sel.ey);
-                       int endy = MAX(oldey, sel.ey);
+                       starty = MIN(oldey, sel.ey);
+                       endy = MAX(oldey, sel.ey);

                        tsetdirt(starty, endy);
                        tsetdirt(starty, endy);

-                       draw();

                }
        }
 }
                }
        }
 }


@@ -737,6 +861,17 @@ execsh(void) {
        char **args;
        char *envshell = getenv("SHELL");
 
        char **args;
        char *envshell = getenv("SHELL");
 

+       unsetenv("COLUMNS");
+       unsetenv("LINES");
+       unsetenv("TERMCAP");
+
+       signal(SIGCHLD, SIG_DFL);
+       signal(SIGHUP, SIG_DFL);
+       signal(SIGINT, SIG_DFL);
+       signal(SIGQUIT, SIG_DFL);
+       signal(SIGTERM, SIG_DFL);
+       signal(SIGALRM, SIG_DFL);
+

        DEFAULT(envshell, SHELL);
        putenv("TERM="TNAME);
        args = opt_cmd ? opt_cmd : (char*[]){envshell, "-i", NULL};
        DEFAULT(envshell, SHELL);
        putenv("TERM="TNAME);
        args = opt_cmd ? opt_cmd : (char*[]){envshell, "-i", NULL};


@@ -747,20 +882,23 @@ execsh(void) {
 void
 sigchld(int a) {
        int stat = 0;
 void
 sigchld(int a) {
        int stat = 0;

+

        if(waitpid(pid, &stat, 0) < 0)
                die("Waiting for pid %hd failed: %s\n", pid, SERRNO);
        if(waitpid(pid, &stat, 0) < 0)
                die("Waiting for pid %hd failed: %s\n", pid, SERRNO);

-       if(WIFEXITED(stat))
+
+       if(WIFEXITED(stat)) {

                exit(WEXITSTATUS(stat));
                exit(WEXITSTATUS(stat));

-       else
+       } else {

                exit(EXIT_FAILURE);
                exit(EXIT_FAILURE);

+       }

 }
 
 void
 ttynew(void) {
        int m, s;
 }
 
 void
 ttynew(void) {
        int m, s;

+       struct winsize w = {term.row, term.col, 0, 0};

 
        /* seems to work fine on linux, openbsd and freebsd */
 
        /* seems to work fine on linux, openbsd and freebsd */

-       struct winsize w = {term.row, term.col, 0, 0};

        if(openpty(&m, &s, NULL, NULL, &w) < 0)
                die("openpty failed: %s\n", SERRNO);
 
        if(openpty(&m, &s, NULL, NULL, &w) < 0)
                die("openpty failed: %s\n", SERRNO);
 


@@ -783,9 +921,15 @@ ttynew(void) {
                close(s);
                cmdfd = m;
                signal(SIGCHLD, sigchld);
                close(s);
                cmdfd = m;
                signal(SIGCHLD, sigchld);

-               if (opt_io && !(fileio = fopen(opt_io, "w"))) {
-                       fprintf(stderr, "Error opening %s:%s",
-                               opt_io, strerror(errno));
+               if(opt_io) {
+                       if(!strcmp(opt_io, "-")) {
+                               iofd = STDOUT_FILENO;
+                       } else {
+                               if((iofd = open(opt_io, O_WRONLY | O_CREAT, 0666)) < 0) {
+                                       fprintf(stderr, "Error opening %s:%s\n",
+                                               opt_io, strerror(errno));
+                               }
+                       }

                }
        }
 }
                }
        }
 }


@@ -793,6 +937,7 @@ ttynew(void) {
 void
 dump(char c) {
        static int col;
 void
 dump(char c) {
        static int col;

+

        fprintf(stderr, " %02x '%c' ", c, isprint(c)?c:'.');
        if(++col % 10 == 0)
                fprintf(stderr, "\n");
        fprintf(stderr, " %02x '%c' ", c, isprint(c)?c:'.');
        if(++col % 10 == 0)
                fprintf(stderr, "\n");


@@ -818,8 +963,8 @@ ttyread(void) {
        while(buflen >= UTF_SIZ || isfullutf8(ptr,buflen)) {
                charsize = utf8decode(ptr, &utf8c);
                utf8encode(&utf8c, s);
        while(buflen >= UTF_SIZ || isfullutf8(ptr,buflen)) {
                charsize = utf8decode(ptr, &utf8c);
                utf8encode(&utf8c, s);

-               tputc(s);
-               ptr    += charsize;
+               tputc(s, charsize);
+               ptr += charsize;

                buflen -= charsize;
        }
 
                buflen -= charsize;
        }
 


@@ -834,19 +979,19 @@ ttywrite(const char *s, size_t n) {
 }
 
 void
 }
 
 void

-ttyresize(int x, int y) {
+ttyresize(void) {

        struct winsize w;
 
        w.ws_row = term.row;
        w.ws_col = term.col;
        struct winsize w;
 
        w.ws_row = term.row;
        w.ws_col = term.col;

-       w.ws_xpixel = w.ws_ypixel = 0;
+       w.ws_xpixel = xw.tw;
+       w.ws_ypixel = xw.th;

        if(ioctl(cmdfd, TIOCSWINSZ, &w) < 0)
                fprintf(stderr, "Couldn't set window size: %s\n", SERRNO);
 }
 
 void
        if(ioctl(cmdfd, TIOCSWINSZ, &w) < 0)
                fprintf(stderr, "Couldn't set window size: %s\n", SERRNO);
 }
 
 void

-tsetdirt(int top, int bot)
-{
+tsetdirt(int top, int bot) {

        int i;
 
        LIMIT(top, 0, term.row-1);
        int i;
 
        LIMIT(top, 0, term.row-1);


@@ -857,8 +1002,7 @@ tsetdirt(int top, int bot)
 }
 
 void
 }
 
 void

-tfulldirt(void)
-{
+tfulldirt(void) {

        tsetdirt(0, term.row-1);
 }
 
        tsetdirt(0, term.row-1);
 }
 


@@ -866,15 +1010,18 @@ void
 tcursor(int mode) {
        static TCursor c;
 
 tcursor(int mode) {
        static TCursor c;
 

-       if(mode == CURSOR_SAVE)
+       if(mode == CURSOR_SAVE) {

                c = term.c;
                c = term.c;

-       else if(mode == CURSOR_LOAD)
-               term.c = c, tmoveto(c.x, c.y);
+       } else if(mode == CURSOR_LOAD) {
+               term.c = c;
+               tmoveto(c.x, c.y);
+       }

 }
 
 void
 treset(void) {
 }
 
 void
 treset(void) {

-       unsigned i;
+       uint i;
+

        term.c = (TCursor){{
                .mode = ATTR_NULL,
                .fg = DefaultFG,
        term.c = (TCursor){{
                .mode = ATTR_NULL,
                .fg = DefaultFG,


@@ -882,10 +1029,11 @@ treset(void) {
        }, .x = 0, .y = 0, .state = CURSOR_DEFAULT};
 
        memset(term.tabs, 0, term.col * sizeof(*term.tabs));
        }, .x = 0, .y = 0, .state = CURSOR_DEFAULT};
 
        memset(term.tabs, 0, term.col * sizeof(*term.tabs));

-       for (i = TAB; i < term.col; i += TAB)
+       for(i = TAB; i < term.col; i += TAB)

                term.tabs[i] = 1;
        term.top = 0, term.bot = term.row - 1;
        term.mode = MODE_WRAP;
                term.tabs[i] = 1;
        term.top = 0, term.bot = term.row - 1;
        term.mode = MODE_WRAP;

+

        tclearregion(0, 0, term.col-1, term.row-1);
 }
 
        tclearregion(0, 0, term.col-1, term.row-1);
 }
 


@@ -893,14 +1041,14 @@ void
 tnew(int col, int row) {
        /* set screen size */
        term.row = row, term.col = col;
 tnew(int col, int row) {
        /* set screen size */
        term.row = row, term.col = col;

-       term.line = malloc(term.row * sizeof(Line));
-       term.alt  = malloc(term.row * sizeof(Line));
-       term.dirty = malloc(term.row * sizeof(*term.dirty));
-       term.tabs = malloc(term.col * sizeof(*term.tabs));
+       term.line = xmalloc(term.row * sizeof(Line));
+       term.alt  = xmalloc(term.row * sizeof(Line));
+       term.dirty = xmalloc(term.row * sizeof(*term.dirty));
+       term.tabs = xmalloc(term.col * sizeof(*term.tabs));

 
        for(row = 0; row < term.row; row++) {
 
        for(row = 0; row < term.row; row++) {

-               term.line[row] = malloc(term.col * sizeof(Glyph));
-               term.alt [row] = malloc(term.col * sizeof(Glyph));
+               term.line[row] = xmalloc(term.col * sizeof(Glyph));
+               term.alt [row] = xmalloc(term.col * sizeof(Glyph));

                term.dirty[row] = 0;
        }
        memset(term.tabs, 0, term.col * sizeof(*term.tabs));
                term.dirty[row] = 0;
        }
        memset(term.tabs, 0, term.col * sizeof(*term.tabs));


@@ -910,7 +1058,8 @@ tnew(int col, int row) {
 
 void
 tswapscreen(void) {
 
 void
 tswapscreen(void) {

-       Line* tmp = term.line;
+       Line *tmp = term.line;
+

        term.line = term.alt;
        term.alt = tmp;
        term.mode ^= MODE_ALTSCREEN;
        term.line = term.alt;
        term.alt = tmp;
        term.mode ^= MODE_ALTSCREEN;


@@ -984,10 +1133,12 @@ selscroll(int orig, int n) {
 void
 tnewline(int first_col) {
        int y = term.c.y;
 void
 tnewline(int first_col) {
        int y = term.c.y;

-       if(y == term.bot)
+
+       if(y == term.bot) {

                tscrollup(term.top, 1);
                tscrollup(term.top, 1);

-       else
+       } else {

                y++;
                y++;

+       }

        tmoveto(first_col ? 0 : term.c.x, y);
 }
 
        tmoveto(first_col ? 0 : term.c.x, y);
 }
 


@@ -1005,11 +1156,12 @@ csiparse(void) {
                        csiescseq.arg[csiescseq.narg] *= 10;
                        csiescseq.arg[csiescseq.narg] += *p++ - '0'/*, noarg = 0 */;
                }
                        csiescseq.arg[csiescseq.narg] *= 10;
                        csiescseq.arg[csiescseq.narg] += *p++ - '0'/*, noarg = 0 */;
                }

-               if(*p == ';' && csiescseq.narg+1 < ESC_ARG_SIZ)
+               if(*p == ';' && csiescseq.narg+1 < ESC_ARG_SIZ) {

                        csiescseq.narg++, p++;
                        csiescseq.narg++, p++;

-               else {
+               } else {

                        csiescseq.mode = *p;
                        csiescseq.narg++;
                        csiescseq.mode = *p;
                        csiescseq.narg++;

+

                        return;
                }
        }
                        return;
                }
        }


@@ -1026,6 +1178,27 @@ tmoveto(int x, int y) {
 
 void
 tsetchar(char *c) {
 
 void
 tsetchar(char *c) {

+       char *vt100_0[62] = { /* 0x41 - 0x7e */
+               "↑", "↓", "→", "←", "█", "▚", "☃", /* A - G */
+               0, 0, 0, 0, 0, 0, 0, 0, /* H - O */
+               0, 0, 0, 0, 0, 0, 0, 0, /* P - W */
+               0, 0, 0, 0, 0, 0, 0, " ", /* X - _ */
+               "◆", "▒", "␉", "␌", "␍", "␊", "°", "±", /* ` - g */
+               "␤", "␋", "┘", "┐", "┌", "└", "┼", "⎺", /* h - o */
+               "⎻", "─", "⎼", "⎽", "├", "┤", "┴", "┬", /* p - w */
+               "│", "≤", "≥", "π", "≠", "£", "·", /* x - ~ */
+       };
+
+       /*
+        * The table is proudly stolen from rxvt.
+        */
+       if(term.c.attr.mode & ATTR_GFX) {
+               if(c[0] >= 0x41 && c[0] <= 0x7e
+                               && vt100_0[c[0] - 0x41]) {
+                       c = vt100_0[c[0] - 0x41];
+               }
+       }
+

        term.dirty[term.c.y] = 1;
        term.line[term.c.y][term.c.x] = term.c.attr;
        memcpy(term.line[term.c.y][term.c.x].c, c, UTF_SIZ);
        term.dirty[term.c.y] = 1;
        term.line[term.c.y][term.c.x] = term.c.attr;
        memcpy(term.line[term.c.y][term.c.x].c, c, UTF_SIZ);


@@ -1065,7 +1238,9 @@ tdeletechar(int n) {
                tclearregion(term.c.x, term.c.y, term.col-1, term.c.y);
                return;
        }
                tclearregion(term.c.x, term.c.y, term.col-1, term.c.y);
                return;
        }

-       memmove(&term.line[term.c.y][dst], &term.line[term.c.y][src], size * sizeof(Glyph));
+
+       memmove(&term.line[term.c.y][dst], &term.line[term.c.y][src],
+                       size * sizeof(Glyph));

        tclearregion(term.col-n, term.c.y, term.col-1, term.c.y);
 }
 
        tclearregion(term.col-n, term.c.y, term.col-1, term.c.y);
 }
 


@@ -1081,7 +1256,9 @@ tinsertblank(int n) {
                tclearregion(term.c.x, term.c.y, term.col-1, term.c.y);
                return;
        }
                tclearregion(term.c.x, term.c.y, term.col-1, term.c.y);
                return;
        }

-       memmove(&term.line[term.c.y][dst], &term.line[term.c.y][src], size * sizeof(Glyph));
+
+       memmove(&term.line[term.c.y][dst], &term.line[term.c.y][src],
+                       size * sizeof(Glyph));

        tclearregion(src, term.c.y, dst - 1, term.c.y);
 }
 
        tclearregion(src, term.c.y, dst - 1, term.c.y);
 }
 


@@ -1108,44 +1285,57 @@ tsetattr(int *attr, int l) {
        for(i = 0; i < l; i++) {
                switch(attr[i]) {
                case 0:
        for(i = 0; i < l; i++) {
                switch(attr[i]) {
                case 0:

-                       term.c.attr.mode &= ~(ATTR_REVERSE | ATTR_UNDERLINE | ATTR_BOLD);
+                       term.c.attr.mode &= ~(ATTR_REVERSE | ATTR_UNDERLINE | ATTR_BOLD \
+                                       | ATTR_ITALIC | ATTR_BLINK);

                        term.c.attr.fg = DefaultFG;
                        term.c.attr.bg = DefaultBG;
                        break;
                case 1:
                        term.c.attr.mode |= ATTR_BOLD;
                        break;
                        term.c.attr.fg = DefaultFG;
                        term.c.attr.bg = DefaultBG;
                        break;
                case 1:
                        term.c.attr.mode |= ATTR_BOLD;
                        break;

-               case 3: /* enter standout (highlight) mode TODO: make it italic */
-                       term.c.attr.mode |= ATTR_REVERSE;
+               case 3: /* enter standout (highlight) */
+                       term.c.attr.mode |= ATTR_ITALIC;

                        break;
                case 4:
                        term.c.attr.mode |= ATTR_UNDERLINE;
                        break;
                        break;
                case 4:
                        term.c.attr.mode |= ATTR_UNDERLINE;
                        break;

+               case 5:
+                       term.c.attr.mode |= ATTR_BLINK;
+                       break;

                case 7:
                        term.c.attr.mode |= ATTR_REVERSE;
                        break;
                case 7:
                        term.c.attr.mode |= ATTR_REVERSE;
                        break;

+               case 21:

                case 22:
                        term.c.attr.mode &= ~ATTR_BOLD;
                        break;
                case 22:
                        term.c.attr.mode &= ~ATTR_BOLD;
                        break;

-               case 23: /* leave standout (highlight) mode TODO: make it italic */
-                       term.c.attr.mode &= ~ATTR_REVERSE;
+               case 23: /* leave standout (highlight) mode */
+                       term.c.attr.mode &= ~ATTR_ITALIC;

                        break;
                case 24:
                        term.c.attr.mode &= ~ATTR_UNDERLINE;
                        break;
                        break;
                case 24:
                        term.c.attr.mode &= ~ATTR_UNDERLINE;
                        break;

+               case 25:
+                       term.c.attr.mode &= ~ATTR_BLINK;
+                       break;

                case 27:
                        term.c.attr.mode &= ~ATTR_REVERSE;
                        break;
                case 38:
                        if(i + 2 < l && attr[i + 1] == 5) {
                                i += 2;
                case 27:
                        term.c.attr.mode &= ~ATTR_REVERSE;
                        break;
                case 38:
                        if(i + 2 < l && attr[i + 1] == 5) {
                                i += 2;

-                               if(BETWEEN(attr[i], 0, 255))
+                               if(BETWEEN(attr[i], 0, 255)) {

                                        term.c.attr.fg = attr[i];
                                        term.c.attr.fg = attr[i];

-                               else
-                                       fprintf(stderr, "erresc: bad fgcolor %d\n", attr[i]);
+                               } else {
+                                       fprintf(stderr,
+                                               "erresc: bad fgcolor %d\n",
+                                               attr[i]);
+                               }
+                       } else {
+                               fprintf(stderr,
+                                       "erresc(38): gfx attr %d unknown\n",
+                                       attr[i]);

                        }
                        }

-                       else
-                               fprintf(stderr, "erresc(38): gfx attr %d unknown\n", attr[i]);

                        break;
                case 39:
                        term.c.attr.fg = DefaultFG;
                        break;
                case 39:
                        term.c.attr.fg = DefaultFG;


@@ -1153,28 +1343,36 @@ tsetattr(int *attr, int l) {
                case 48:
                        if(i + 2 < l && attr[i + 1] == 5) {
                                i += 2;
                case 48:
                        if(i + 2 < l && attr[i + 1] == 5) {
                                i += 2;

-                               if(BETWEEN(attr[i], 0, 255))
+                               if(BETWEEN(attr[i], 0, 255)) {

                                        term.c.attr.bg = attr[i];
                                        term.c.attr.bg = attr[i];

-                               else
-                                       fprintf(stderr, "erresc: bad bgcolor %d\n", attr[i]);
+                               } else {
+                                       fprintf(stderr,
+                                               "erresc: bad bgcolor %d\n",
+                                               attr[i]);
+                               }
+                       } else {
+                               fprintf(stderr,
+                                       "erresc(48): gfx attr %d unknown\n",
+                                       attr[i]);

                        }
                        }

-                       else
-                               fprintf(stderr, "erresc(48): gfx attr %d unknown\n", attr[i]);

                        break;
                case 49:
                        term.c.attr.bg = DefaultBG;
                        break;
                default:
                        break;
                case 49:
                        term.c.attr.bg = DefaultBG;
                        break;
                default:

-                       if(BETWEEN(attr[i], 30, 37))
+                       if(BETWEEN(attr[i], 30, 37)) {

                                term.c.attr.fg = attr[i] - 30;
                                term.c.attr.fg = attr[i] - 30;

-                       else if(BETWEEN(attr[i], 40, 47))
+                       } else if(BETWEEN(attr[i], 40, 47)) {

                                term.c.attr.bg = attr[i] - 40;
                                term.c.attr.bg = attr[i] - 40;

-                       else if(BETWEEN(attr[i], 90, 97))
+                       } else if(BETWEEN(attr[i], 90, 97)) {

                                term.c.attr.fg = attr[i] - 90 + 8;
                                term.c.attr.fg = attr[i] - 90 + 8;

-                       else if(BETWEEN(attr[i], 100, 107))
-                               term.c.attr.fg = attr[i] - 100 + 8;
-                       else
-                               fprintf(stderr, "erresc(default): gfx attr %d unknown\n", attr[i]), csidump();
+                       } else if(BETWEEN(attr[i], 100, 107)) {
+                               term.c.attr.bg = attr[i] - 100 + 8;
+                       } else {
+                               fprintf(stderr,
+                                       "erresc(default): gfx attr %d unknown\n",
+                                       attr[i]), csidump();
+                       }

                        break;
                }
        }
                        break;
                }
        }


@@ -1201,24 +1399,27 @@ void
 tsetmode(bool priv, bool set, int *args, int narg) {
        int *lim, mode;
 
 tsetmode(bool priv, bool set, int *args, int narg) {
        int *lim, mode;
 

-       for (lim = args + narg; args < lim; ++args) {
+       for(lim = args + narg; args < lim; ++args) {

                if(priv) {
                        switch(*args) {
                if(priv) {
                        switch(*args) {

-                       case 1:
+                               break;
+                       case 1: /* DECCKM -- Cursor key */

                                MODBIT(term.mode, set, MODE_APPKEYPAD);
                                break;
                                MODBIT(term.mode, set, MODE_APPKEYPAD);
                                break;

-                       case 5: /* DECSCNM -- Reverve video */
+                       case 5: /* DECSCNM -- Reverse video */

                                mode = term.mode;
                                mode = term.mode;

-                               MODBIT(term.mode,set, MODE_REVERSE);
-                               if (mode != term.mode)
+                               MODBIT(term.mode, set, MODE_REVERSE);
+                               if(mode != term.mode)

                                        redraw();
                                break;
                                        redraw();
                                break;

-                       case 7:
+                       case 6: /* XXX: DECOM -- Origin */
+                               break;
+                       case 7: /* DECAWM -- Auto wrap */

                                MODBIT(term.mode, set, MODE_WRAP);
                                break;
                                MODBIT(term.mode, set, MODE_WRAP);
                                break;

-                       case 20:
-                               MODBIT(term.mode, set, MODE_CRLF);
+                       case 8: /* XXX: DECARM -- Auto repeat */

                                break;
                                break;

+                       case 0:  /* Error (IGNORED) */

                        case 12: /* att610 -- Start blinking cursor (IGNORED) */
                                break;
                        case 25:
                        case 12: /* att610 -- Start blinking cursor (IGNORED) */
                                break;
                        case 25:


@@ -1235,17 +1436,23 @@ tsetmode(bool priv, bool set, int *args, int narg) {
                        case 1047:
                                if(IS_SET(MODE_ALTSCREEN))
                                        tclearregion(0, 0, term.col-1, term.row-1);
                        case 1047:
                                if(IS_SET(MODE_ALTSCREEN))
                                        tclearregion(0, 0, term.col-1, term.row-1);

-                               if ((set && !IS_SET(MODE_ALTSCREEN)) ||
+                               if((set && !IS_SET(MODE_ALTSCREEN)) ||

                                    (!set && IS_SET(MODE_ALTSCREEN))) {
                                            tswapscreen();
                                }
                                    (!set && IS_SET(MODE_ALTSCREEN))) {
                                            tswapscreen();
                                }

-                               if (*args != 1049)
+                               if(*args != 1049)

                                        break;
                                /* pass through */
                        case 1048:
                                tcursor((set) ? CURSOR_SAVE : CURSOR_LOAD);
                                break;
                        default:
                                        break;
                                /* pass through */
                        case 1048:
                                tcursor((set) ? CURSOR_SAVE : CURSOR_LOAD);
                                break;
                        default:

+                       /* case 2:  DECANM -- ANSI/VT52 (NOT SUPPOURTED) */
+                       /* case 3:  DECCOLM -- Column  (NOT SUPPORTED) */
+                       /* case 4:  DECSCLM -- Scroll (NOT SUPPORTED) */
+                       /* case 18: DECPFF -- Printer feed (NOT SUPPORTED) */
+                       /* case 19: DECPEX -- Printer extent (NOT SUPPORTED) */
+                       /* case 42: DECNRCM -- National characters (NOT SUPPORTED) */

                                fprintf(stderr,
                                        "erresc: unknown private set/reset mode %d\n",
                                        *args);
                                fprintf(stderr,
                                        "erresc: unknown private set/reset mode %d\n",
                                        *args);


@@ -1253,9 +1460,19 @@ tsetmode(bool priv, bool set, int *args, int narg) {
                        }
                } else {
                        switch(*args) {
                        }
                } else {
                        switch(*args) {

-                       case 4:
+                       case 0:  /* Error (IGNORED) */
+                               break;
+                       case 2:  /* KAM -- keyboard action */
+                               MODBIT(term.mode, set, MODE_KBDLOCK);
+                               break;
+                       case 4:  /* IRM -- Insertion-replacement */

                                MODBIT(term.mode, set, MODE_INSERT);
                                break;
                                MODBIT(term.mode, set, MODE_INSERT);
                                break;

+                       case 12: /* XXX: SRM -- Send/Receive */
+                               break;
+                       case 20: /* LNM -- Linefeed/new line */
+                               MODBIT(term.mode, set, MODE_CRLF);
+                               break;

                        default:
                                fprintf(stderr,
                                        "erresc: unknown set/reset mode %d\n",
                        default:
                                fprintf(stderr,
                                        "erresc: unknown set/reset mode %d\n",


@@ -1320,19 +1537,19 @@ csihandle(void) {
                }
                break;
        case 'G': /* CHA -- Move to <col> */
                }
                break;
        case 'G': /* CHA -- Move to <col> */

-       case '`': /* XXX: HPA -- same? */
+       case '`': /* HPA */

                DEFAULT(csiescseq.arg[0], 1);
                tmoveto(csiescseq.arg[0]-1, term.c.y);
                break;
        case 'H': /* CUP -- Move to <row> <col> */
                DEFAULT(csiescseq.arg[0], 1);
                tmoveto(csiescseq.arg[0]-1, term.c.y);
                break;
        case 'H': /* CUP -- Move to <row> <col> */

-       case 'f': /* XXX: HVP -- same? */
+       case 'f': /* HVP */

                DEFAULT(csiescseq.arg[0], 1);
                DEFAULT(csiescseq.arg[1], 1);
                tmoveto(csiescseq.arg[1]-1, csiescseq.arg[0]-1);
                break;
        case 'I': /* CHT -- Cursor Forward Tabulation <n> tab stops */
                DEFAULT(csiescseq.arg[0], 1);
                DEFAULT(csiescseq.arg[0], 1);
                DEFAULT(csiescseq.arg[1], 1);
                tmoveto(csiescseq.arg[1]-1, csiescseq.arg[0]-1);
                break;
        case 'I': /* CHT -- Cursor Forward Tabulation <n> tab stops */
                DEFAULT(csiescseq.arg[0], 1);

-               while (csiescseq.arg[0]--)
+               while(csiescseq.arg[0]--)

                        tputtab(1);
                break;
        case 'J': /* ED -- Clear screen */
                        tputtab(1);
                break;
        case 'J': /* ED -- Clear screen */


@@ -1397,7 +1614,7 @@ csihandle(void) {
                break;
        case 'Z': /* CBT -- Cursor Backward Tabulation <n> tab stops */
                DEFAULT(csiescseq.arg[0], 1);
                break;
        case 'Z': /* CBT -- Cursor Backward Tabulation <n> tab stops */
                DEFAULT(csiescseq.arg[0], 1);

-               while (csiescseq.arg[0]--)
+               while(csiescseq.arg[0]--)

                        tputtab(0);
                break;
        case 'd': /* VPA -- Move to <row> */
                        tputtab(0);
                break;
        case 'd': /* VPA -- Move to <row> */


@@ -1411,9 +1628,9 @@ csihandle(void) {
                tsetattr(csiescseq.arg, csiescseq.narg);
                break;
        case 'r': /* DECSTBM -- Set Scrolling Region */
                tsetattr(csiescseq.arg, csiescseq.narg);
                break;
        case 'r': /* DECSTBM -- Set Scrolling Region */

-               if(csiescseq.priv)
+               if(csiescseq.priv) {

                        goto unknown;
                        goto unknown;

-               else {
+               } else {

                        DEFAULT(csiescseq.arg[0], 1);
                        DEFAULT(csiescseq.arg[1], term.row);
                        tsetscroll(csiescseq.arg[0]-1, csiescseq.arg[1]-1);
                        DEFAULT(csiescseq.arg[0], 1);
                        DEFAULT(csiescseq.arg[1], term.row);
                        tsetscroll(csiescseq.arg[0]-1, csiescseq.arg[1]-1);


@@ -1432,14 +1649,22 @@ csihandle(void) {
 void
 csidump(void) {
        int i;
 void
 csidump(void) {
        int i;

+       uint c;
+

        printf("ESC[");
        for(i = 0; i < csiescseq.len; i++) {
        printf("ESC[");
        for(i = 0; i < csiescseq.len; i++) {

-               uint c = csiescseq.buf[i] & 0xff;
-               if(isprint(c)) putchar(c);
-               else if(c == '\n') printf("(\\n)");
-               else if(c == '\r') printf("(\\r)");
-               else if(c == 0x1b) printf("(\\e)");
-               else printf("(%02x)", c);
+               c = csiescseq.buf[i] & 0xff;
+               if(isprint(c)) {
+                       putchar(c);
+               } else if(c == '\n') {
+                       printf("(\\n)");
+               } else if(c == '\r') {
+                       printf("(\\r)");
+               } else if(c == 0x1b) {
+                       printf("(\\e)");
+               } else {
+                       printf("(%02x)", c);
+               }

        }
        putchar('\n');
 }
        }
        putchar('\n');
 }


@@ -1484,6 +1709,9 @@ strhandle(void) {
                        break;
                }
                break;
                        break;
                }
                break;

+       case 'k': /* old title set compatibility */
+               XStoreName(xw.dpy, xw.win, strescseq.buf);
+               break;

        case 'P': /* DSC -- Device Control String */
        case '_': /* APC -- Application Program Command */
        case '^': /* PM -- Privacy Message */
        case 'P': /* DSC -- Device Control String */
        case '_': /* APC -- Application Program Command */
        case '^': /* PM -- Privacy Message */


@@ -1507,14 +1735,22 @@ strparse(void) {
 void
 strdump(void) {
        int i;
 void
 strdump(void) {
        int i;

+       uint c;
+

        printf("ESC%c", strescseq.type);
        for(i = 0; i < strescseq.len; i++) {
        printf("ESC%c", strescseq.type);
        for(i = 0; i < strescseq.len; i++) {

-               uint c = strescseq.buf[i] & 0xff;
-               if(isprint(c)) putchar(c);
-               else if(c == '\n') printf("(\\n)");
-               else if(c == '\r') printf("(\\r)");
-               else if(c == 0x1b) printf("(\\e)");
-               else printf("(%02x)", c);
+               c = strescseq.buf[i] & 0xff;
+               if(isprint(c)) {
+                       putchar(c);
+               } else if(c == '\n') {
+                       printf("(\\n)");
+               } else if(c == '\r') {
+                       printf("(\\r)");
+               } else if(c == 0x1b) {
+                       printf("(\\e)");
+               } else {
+                       printf("(%02x)", c);
+               }

        }
        printf("ESC\\\n");
 }
        }
        printf("ESC\\\n");
 }


@@ -1526,32 +1762,63 @@ strreset(void) {
 
 void
 tputtab(bool forward) {
 
 void
 tputtab(bool forward) {

-       unsigned x = term.c.x;
+       uint x = term.c.x;

 
 

-       if (forward) {
-               if (x == term.col)
+       if(forward) {
+               if(x == term.col)

                        return;
                        return;

-               for (++x; x < term.col && !term.tabs[x]; ++x)
+               for(++x; x < term.col && !term.tabs[x]; ++x)

                        /* nothing */ ;
        } else {
                        /* nothing */ ;
        } else {

-               if (x == 0)
+               if(x == 0)

                        return;
                        return;

-               for (--x; x > 0 && !term.tabs[x]; --x)
+               for(--x; x > 0 && !term.tabs[x]; --x)

                        /* nothing */ ;
        }
        tmoveto(x, term.c.y);
 }
 
 void
                        /* nothing */ ;
        }
        tmoveto(x, term.c.y);
 }
 
 void

-tputc(char *c) {
-       char ascii = *c;
+tputc(char *c, int len) {
+       uchar ascii = *c;
+
+       if(iofd != -1)
+               write(iofd, c, len);
+
+       switch(ascii) {
+       case '\t':
+               tputtab(1);
+               return;
+       case '\b':
+               tmoveto(term.c.x-1, term.c.y);
+               return;
+       case '\r':
+               tmoveto(0, term.c.y);
+               return;
+       case '\f':
+       case '\v':
+       case '\n':
+               /* go to first col if the mode is set */
+               tnewline(IS_SET(MODE_CRLF));
+               return;
+       case '\a':
+               if(term.esc & ESC_STR)
+                       break;
+
+               if(!(xw.state & WIN_FOCUSED))
+                       xseturgency(1);
+               return;
+       case '\033':
+               csireset();
+               term.esc = ESC_START;
+               return;
+       }

 
 

-       if (fileio)
-               putc(ascii, fileio);

        if(term.esc & ESC_START) {
                if(term.esc & ESC_CSI) {
                        csiescseq.buf[csiescseq.len++] = ascii;
        if(term.esc & ESC_START) {
                if(term.esc & ESC_CSI) {
                        csiescseq.buf[csiescseq.len++] = ascii;

-                       if(BETWEEN(ascii, 0x40, 0x7E) || csiescseq.len >= ESC_BUF_SIZ) {
+                       if(BETWEEN(ascii, 0x40, 0x7E)
+                                       || csiescseq.len >= ESC_BUF_SIZ) {

                                term.esc = 0;
                                csiparse(), csihandle();
                        }
                                term.esc = 0;
                                csiparse(), csihandle();
                        }


@@ -1566,7 +1833,7 @@ tputc(char *c) {
                                break;
                        default:
                                strescseq.buf[strescseq.len++] = ascii;
                                break;
                        default:
                                strescseq.buf[strescseq.len++] = ascii;

-                               if (strescseq.len+1 >= STR_BUF_SIZ) {
+                               if(strescseq.len+1 >= STR_BUF_SIZ) {

                                        term.esc = 0;
                                        strhandle();
                                }
                                        term.esc = 0;
                                        strhandle();
                                }


@@ -1577,12 +1844,18 @@ tputc(char *c) {
                                strhandle();
                } else if(term.esc & ESC_ALTCHARSET) {
                        switch(ascii) {
                                strhandle();
                } else if(term.esc & ESC_ALTCHARSET) {
                        switch(ascii) {

-                       case '0': /* Line drawing crap */
+                       case '0': /* Line drawing set */

                                term.c.attr.mode |= ATTR_GFX;
                                break;
                                term.c.attr.mode |= ATTR_GFX;
                                break;

-                       case 'B': /* Back to regular text */
+                       case 'B': /* USASCII */

                                term.c.attr.mode &= ~ATTR_GFX;
                                break;
                                term.c.attr.mode &= ~ATTR_GFX;
                                break;

+                       case 'A': /* UK (IGNORED) */
+                       case '<': /* multinational charset (IGNORED) */
+                       case '5': /* Finnish (IGNORED) */
+                       case 'C': /* Finnish (IGNORED) */
+                       case 'K': /* German (IGNORED) */
+                               break;

                        default:
                                fprintf(stderr, "esc unhandled charset: ESC ( %c\n", ascii);
                        }
                        default:
                                fprintf(stderr, "esc unhandled charset: ESC ( %c\n", ascii);
                        }


@@ -1596,18 +1869,25 @@ tputc(char *c) {
                        case '_': /* APC -- Application Program Command */
                        case '^': /* PM -- Privacy Message */
                        case ']': /* OSC -- Operating System Command */
                        case '_': /* APC -- Application Program Command */
                        case '^': /* PM -- Privacy Message */
                        case ']': /* OSC -- Operating System Command */

+                       case 'k': /* old title set compatibility */

                                strreset();
                                strescseq.type = ascii;
                                term.esc |= ESC_STR;
                                break;
                                strreset();
                                strescseq.type = ascii;
                                term.esc |= ESC_STR;
                                break;

-                       case '(':
+                       case '(': /* set primary charset G0 */

                                term.esc |= ESC_ALTCHARSET;
                                break;
                                term.esc |= ESC_ALTCHARSET;
                                break;

+                       case ')': /* set secondary charset G1 (IGNORED) */
+                       case '*': /* set tertiary charset G2 (IGNORED) */
+                       case '+': /* set quaternary charset G3 (IGNORED) */
+                               term.esc = 0;
+                               break;

                        case 'D': /* IND -- Linefeed */
                        case 'D': /* IND -- Linefeed */

-                               if(term.c.y == term.bot)
+                               if(term.c.y == term.bot) {

                                        tscrollup(term.top, 1);
                                        tscrollup(term.top, 1);

-                               else
+                               } else {

                                        tmoveto(term.c.x, term.c.y+1);
                                        tmoveto(term.c.x, term.c.y+1);

+                               }

                                term.esc = 0;
                                break;
                        case 'E': /* NEL -- Next line */
                                term.esc = 0;
                                break;
                        case 'E': /* NEL -- Next line */


@@ -1619,15 +1899,18 @@ tputc(char *c) {
                                term.esc = 0;
                                break;
                        case 'M': /* RI -- Reverse index */
                                term.esc = 0;
                                break;
                        case 'M': /* RI -- Reverse index */

-                               if(term.c.y == term.top)
+                               if(term.c.y == term.top) {

                                        tscrolldown(term.top, 1);
                                        tscrolldown(term.top, 1);

-                               else
+                               } else {

                                        tmoveto(term.c.x, term.c.y-1);
                                        tmoveto(term.c.x, term.c.y-1);

+                               }

                                term.esc = 0;
                                break;
                        case 'c': /* RIS -- Reset to inital state */
                                treset();
                                term.esc = 0;
                                term.esc = 0;
                                break;
                        case 'c': /* RIS -- Reset to inital state */
                                treset();
                                term.esc = 0;

+                               xclearborders();
+                               xresettitle();

                                break;
                        case '=': /* DECPAM -- Application keypad */
                                term.mode |= MODE_APPKEYPAD;
                                break;
                        case '=': /* DECPAM -- Application keypad */
                                term.mode |= MODE_APPKEYPAD;


@@ -1650,45 +1933,22 @@ tputc(char *c) {
                                break;
                        default:
                                fprintf(stderr, "erresc: unknown sequence ESC 0x%02X '%c'\n",
                                break;
                        default:
                                fprintf(stderr, "erresc: unknown sequence ESC 0x%02X '%c'\n",

-                                   (uchar) ascii, isprint(ascii)?ascii:'.');
+                                       (uchar) ascii, isprint(ascii)? ascii:'.');

                                term.esc = 0;
                        }
                }
        } else {
                if(sel.bx != -1 && BETWEEN(term.c.y, sel.by, sel.ey))
                        sel.bx = -1;
                                term.esc = 0;
                        }
                }
        } else {
                if(sel.bx != -1 && BETWEEN(term.c.y, sel.by, sel.ey))
                        sel.bx = -1;

-               switch(ascii) {
-               case '\t':
-                       tputtab(1);
-                       break;
-               case '\b':
-                       tmoveto(term.c.x-1, term.c.y);
-                       break;
-               case '\r':
-                       tmoveto(0, term.c.y);
-                       break;
-               case '\f':
-               case '\v':
-               case '\n':
-                       /* go to first col if the mode is set */
-                       tnewline(IS_SET(MODE_CRLF));
-                       break;
-               case '\a':
-                       if(!(xw.state & WIN_FOCUSED))
-                               xseturgency(1);
-                       break;
-               case '\033':
-                       csireset();
-                       term.esc = ESC_START;
-                       break;
-               default:
+               if(ascii >= '\020' || term.c.attr.mode & ATTR_GFX) {

                        if(IS_SET(MODE_WRAP) && term.c.state & CURSOR_WRAPNEXT)
                                tnewline(1); /* always go to first col */
                        tsetchar(c);
                        if(IS_SET(MODE_WRAP) && term.c.state & CURSOR_WRAPNEXT)
                                tnewline(1); /* always go to first col */
                        tsetchar(c);

-                       if(term.c.x+1 < term.col)
+                       if(term.c.x+1 < term.col) {

                                tmoveto(term.c.x+1, term.c.y);
                                tmoveto(term.c.x+1, term.c.y);

-                       else
+                       } else {

                                term.c.state |= CURSOR_WRAPNEXT;
                                term.c.state |= CURSOR_WRAPNEXT;

+                       }

                }
        }
 }
                }
        }
 }


@@ -1699,6 +1959,7 @@ tresize(int col, int row) {
        int minrow = MIN(row, term.row);
        int mincol = MIN(col, term.col);
        int slide = term.c.y - row + 1;
        int minrow = MIN(row, term.row);
        int mincol = MIN(col, term.col);
        int slide = term.c.y - row + 1;

+       bool *bp;

 
        if(col < 1 || row < 1)
                return 0;
 
        if(col < 1 || row < 1)
                return 0;


@@ -1722,16 +1983,16 @@ tresize(int col, int row) {
        }
 
        /* resize to new height */
        }
 
        /* resize to new height */

-       term.line = realloc(term.line, row * sizeof(Line));
-       term.alt  = realloc(term.alt,  row * sizeof(Line));
-       term.dirty = realloc(term.dirty, row * sizeof(*term.dirty));
-       term.tabs = realloc(term.tabs, col * sizeof(*term.tabs));
+       term.line = xrealloc(term.line, row * sizeof(Line));
+       term.alt  = xrealloc(term.alt,  row * sizeof(Line));
+       term.dirty = xrealloc(term.dirty, row * sizeof(*term.dirty));
+       term.tabs = xrealloc(term.tabs, col * sizeof(*term.tabs));

 
        /* resize each row to new width, zero-pad if needed */
        for(i = 0; i < minrow; i++) {
                term.dirty[i] = 1;
 
        /* resize each row to new width, zero-pad if needed */
        for(i = 0; i < minrow; i++) {
                term.dirty[i] = 1;

-               term.line[i] = realloc(term.line[i], col * sizeof(Glyph));
-               term.alt[i]  = realloc(term.alt[i],  col * sizeof(Glyph));
+               term.line[i] = xrealloc(term.line[i], col * sizeof(Glyph));
+               term.alt[i]  = xrealloc(term.alt[i],  col * sizeof(Glyph));

                for(x = mincol; x < col; x++) {
                        term.line[i][x].state = 0;
                        term.alt[i][x].state = 0;
                for(x = mincol; x < col; x++) {
                        term.line[i][x].state = 0;
                        term.alt[i][x].state = 0;


@@ -1741,16 +2002,16 @@ tresize(int col, int row) {
        /* allocate any new rows */
        for(/* i == minrow */; i < row; i++) {
                term.dirty[i] = 1;
        /* allocate any new rows */
        for(/* i == minrow */; i < row; i++) {
                term.dirty[i] = 1;

-               term.line[i] = calloc(col, sizeof(Glyph));
-               term.alt [i] = calloc(col, sizeof(Glyph));
+               term.line[i] = xcalloc(col, sizeof(Glyph));
+               term.alt [i] = xcalloc(col, sizeof(Glyph));

        }
        }

-       if (col > term.col) {
-               bool *bp = term.tabs + term.col;
+       if(col > term.col) {
+               bp = term.tabs + term.col;

 
                memset(bp, 0, sizeof(*term.tabs) * (col - term.col));
 
                memset(bp, 0, sizeof(*term.tabs) * (col - term.col));

-               while (--bp > term.tabs && !*bp)
+               while(--bp > term.tabs && !*bp)

                        /* nothing */ ;
                        /* nothing */ ;

-               for (bp += TAB; bp < term.tabs + col; bp += TAB)
+               for(bp += TAB; bp < term.tabs + col; bp += TAB)

                        *bp = 1;
        }
        /* update terminal size */
                        *bp = 1;
        }
        /* update terminal size */


@@ -1765,58 +2026,80 @@ tresize(int col, int row) {
 
 void
 xresize(int col, int row) {
 
 void
 xresize(int col, int row) {

-       xw.w = MAX(1, 2*BORDER + col * xw.cw);
-       xw.h = MAX(1, 2*BORDER + row * xw.ch);
+       xw.tw = MAX(1, 2*BORDER + col * xw.cw);
+       xw.th = MAX(1, 2*BORDER + row * xw.ch);
+
+       XftDrawChange(xw.xft_draw, xw.buf);

 }
 
 void
 xloadcols(void) {
        int i, r, g, b;
 }
 
 void
 xloadcols(void) {
        int i, r, g, b;

-       XColor color;
-       ulong white = WhitePixel(xw.dpy, xw.scr);
+       XRenderColor xft_color = { .alpha = 0 };

 
        /* load colors [0-15] colors and [256-LEN(colorname)[ (config.h) */
        for(i = 0; i < LEN(colorname); i++) {
                if(!colorname[i])
                        continue;
 
        /* load colors [0-15] colors and [256-LEN(colorname)[ (config.h) */
        for(i = 0; i < LEN(colorname); i++) {
                if(!colorname[i])
                        continue;

-               if(!XAllocNamedColor(xw.dpy, xw.cmap, colorname[i], &color, &color)) {
-                       dc.col[i] = white;
-                       fprintf(stderr, "Could not allocate color '%s'\n", colorname[i]);
-               } else
-                       dc.col[i] = color.pixel;
+               if(!XftColorAllocName(xw.dpy, xw.vis, xw.cmap, colorname[i], &dc.xft_col[i])) {
+                       die("Could not allocate color '%s'\n", colorname[i]);
+               }

        }
 
        /* load colors [16-255] ; same colors as xterm */
        }
 
        /* load colors [16-255] ; same colors as xterm */

-       for(i = 16, r = 0; r < 6; r++)
-               for(g = 0; g < 6; g++)
+       for(i = 16, r = 0; r < 6; r++) {
+               for(g = 0; g < 6; g++) {

                        for(b = 0; b < 6; b++) {
                        for(b = 0; b < 6; b++) {

-                               color.red = r == 0 ? 0 : 0x3737 + 0x2828 * r;
-                               color.green = g == 0 ? 0 : 0x3737 + 0x2828 * g;
-                               color.blue = b == 0 ? 0 : 0x3737 + 0x2828 * b;
-                               if(!XAllocColor(xw.dpy, xw.cmap, &color)) {
-                                       dc.col[i] = white;
-                                       fprintf(stderr, "Could not allocate color %d\n", i);
-                               } else
-                                       dc.col[i] = color.pixel;
+                               xft_color.red = r == 0 ? 0 : 0x3737 + 0x2828 * r;
+                               xft_color.green = g == 0 ? 0 : 0x3737 + 0x2828 * g;
+                               xft_color.blue = b == 0 ? 0 : 0x3737 + 0x2828 * b;
+                               if(!XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &xft_color, &dc.xft_col[i])) {
+                                       die("Could not allocate color %d\n", i);
+                               }

                                i++;
                        }
                                i++;
                        }

+               }
+       }

 
        for(r = 0; r < 24; r++, i++) {
 
        for(r = 0; r < 24; r++, i++) {

-               color.red = color.green = color.blue = 0x0808 + 0x0a0a * r;
-               if (!XAllocColor(xw.dpy, xw.cmap, &color)) {
-                       dc.col[i] = white;
-                       fprintf(stderr, "Could not allocate color %d\n", i);
-               } else
-                       dc.col[i] = color.pixel;
+               xft_color.red = xft_color.green = xft_color.blue = 0x0808 + 0x0a0a * r;
+               if(!XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &xft_color,
+                                       &dc.xft_col[i])) {
+                       die("Could not allocate color %d\n", i);
+               }

        }
 }
 
        }
 }
 

+void
+xtermclear(int col1, int row1, int col2, int row2) {
+       XftDrawRect(xw.xft_draw,
+                       &dc.xft_col[IS_SET(MODE_REVERSE) ? DefaultFG : DefaultBG],
+                       BORDER + col1 * xw.cw,
+                       BORDER + row1 * xw.ch,
+                       (col2-col1+1) * xw.cw,
+                       (row2-row1+1) * xw.ch);
+}
+
+/*
+ * Absolute coordinates.
+ */

 void
 xclear(int x1, int y1, int x2, int y2) {
 void
 xclear(int x1, int y1, int x2, int y2) {

-       XSetForeground(xw.dpy, dc.gc, dc.col[IS_SET(MODE_REVERSE) ? DefaultFG : DefaultBG]);
-       XFillRectangle(xw.dpy, xw.buf, dc.gc,
-                      BORDER + x1 * xw.cw, BORDER + y1 * xw.ch,
-                      (x2-x1+1) * xw.cw, (y2-y1+1) * xw.ch);
+       XftDrawRect(xw.xft_draw,
+                       &dc.xft_col[IS_SET(MODE_REVERSE) ? DefaultFG : DefaultBG],
+                       x1, y1, x2-x1, y2-y1);
+}
+
+void
+xclearborders(void) {
+       /* top and left border */
+       xclear(0, 0, BORDER, xw.h);
+       xclear(0, 0, xw.w, BORDER);
+
+       /* lower and right border */
+       xclear(BORDER, xw.th - 1, xw.w, xw.h);
+       /* Will just draw what hasn't been drawn by the previous call. */
+       xclear(xw.tw - 1, BORDER, xw.w, xw.h - xw.th - 2);

 }
 
 void
 }
 
 void


@@ -1844,48 +2127,52 @@ xhints(void) {
        XFree(sizeh);
 }
 
        XFree(sizeh);
 }
 

-XFontSet
-xinitfont(char *fontstr) {
-       XFontSet set;
-       char *def, **missing;
-       int n;
+void
+xinitfont(Font *f, char *fontstr) {
+       FcPattern *pattern, *match;
+       FcResult result;

 
 

-       missing = NULL;
-       set = XCreateFontSet(xw.dpy, fontstr, &missing, &n, &def);
-       if(missing) {
-               while(n--)
-                       fprintf(stderr, "st: missing fontset: %s\n", missing[n]);
-               XFreeStringList(missing);
+       pattern = FcNameParse((FcChar8 *)fontstr);
+       if(!pattern)
+               die("st: can't open font %s\n", fontstr);
+
+       match = XftFontMatch(xw.dpy, xw.scr, pattern, &result);
+       FcPatternDestroy(pattern);
+       if(!match)
+               die("st: can't open font %s\n", fontstr);
+       if(!(f->xft_set = XftFontOpenPattern(xw.dpy, match))) {
+               FcPatternDestroy(match);
+               die("st: can't open font %s.\n", fontstr);

        }
        }

-       return set;
-}

 
 

-void
-xgetfontinfo(XFontSet set, int *ascent, int *descent, short *lbearing, short *rbearing) {
-       XFontStruct **xfonts;
-       char **font_names;
-       int i, n;
+       f->ascent = f->xft_set->ascent;
+       f->descent = f->xft_set->descent;
+       f->lbearing = 0;
+       f->rbearing = f->xft_set->max_advance_width;

 
 

-       *ascent = *descent = *lbearing = *rbearing = 0;
-       n = XFontsOfFontSet(set, &xfonts, &font_names);
-       for(i = 0; i < n; i++) {
-               *ascent = MAX(*ascent, (*xfonts)->ascent);
-               *descent = MAX(*descent, (*xfonts)->descent);
-               *lbearing = MAX(*lbearing, (*xfonts)->min_bounds.lbearing);
-               *rbearing = MAX(*rbearing, (*xfonts)->max_bounds.rbearing);
-               xfonts++;
-       }
+       f->height = f->xft_set->height;
+       f->width = f->lbearing + f->rbearing;

 }
 
 void
 }
 
 void

-initfonts(char *fontstr, char *bfontstr) {
-       if((dc.font.set = xinitfont(fontstr)) == NULL ||
-          (dc.bfont.set = xinitfont(bfontstr)) == NULL)
-               die("Can't load font %s\n", dc.font.set ? BOLDFONT : FONT);
-       xgetfontinfo(dc.font.set, &dc.font.ascent, &dc.font.descent,
-           &dc.font.lbearing, &dc.font.rbearing);
-       xgetfontinfo(dc.bfont.set, &dc.bfont.ascent, &dc.bfont.descent,
-           &dc.bfont.lbearing, &dc.bfont.rbearing);
+initfonts(char *fontstr) {
+       char *fstr;
+
+       xinitfont(&dc.font, fontstr);
+       xw.cw = dc.font.width;
+       xw.ch = dc.font.height;
+
+       fstr = smstrcat(fontstr, ":weight=bold", NULL);
+       xinitfont(&dc.bfont, fstr);
+       free(fstr);
+
+       fstr = smstrcat(fontstr, ":slant=italic,oblique", NULL);
+       xinitfont(&dc.ifont, fstr);
+       free(fstr);
+
+       fstr = smstrcat(fontstr, ":weight=bold:slant=italic,oblique", NULL);
+       xinitfont(&dc.ibfont, fstr);
+       free(fstr);

 }
 
 void
 }
 
 void


@@ -1893,11 +2180,19 @@ xinit(void) {
        XSetWindowAttributes attrs;
        Cursor cursor;
        Window parent;
        XSetWindowAttributes attrs;
        Cursor cursor;
        Window parent;

-       int sw, sh;
+       int sw, sh, major, minor;

 
        if(!(xw.dpy = XOpenDisplay(NULL)))
                die("Can't open display\n");
        xw.scr = XDefaultScreen(xw.dpy);
 
        if(!(xw.dpy = XOpenDisplay(NULL)))
                die("Can't open display\n");
        xw.scr = XDefaultScreen(xw.dpy);

+       xw.vis = XDefaultVisual(xw.dpy, xw.scr);
+
+       /* font */
+       initfonts((opt_font != NULL)? opt_font : FONT);
+
+       /* colors */
+       xw.cmap = XDefaultColormap(xw.dpy, xw.scr);
+       xloadcols();

 
        /* adjust fixed window geometry */
        if(xw.isfixed) {
 
        /* adjust fixed window geometry */
        if(xw.isfixed) {


@@ -1907,43 +2202,40 @@ xinit(void) {
                        xw.fx = sw + xw.fx - xw.fw - 1;
                if(xw.fy < 0)
                        xw.fy = sh + xw.fy - xw.fh - 1;
                        xw.fx = sw + xw.fx - xw.fw - 1;
                if(xw.fy < 0)
                        xw.fy = sh + xw.fy - xw.fh - 1;

+
+               xw.h = xw.fh;
+               xw.w = xw.fw;

        } else {
                /* window - default size */
                xw.h = 2*BORDER + term.row * xw.ch;
                xw.w = 2*BORDER + term.col * xw.cw;
        } else {
                /* window - default size */
                xw.h = 2*BORDER + term.row * xw.ch;
                xw.w = 2*BORDER + term.col * xw.cw;

-               xw.fw = xw.w;
-               xw.fh = xw.h;
+               xw.fx = 0;
+               xw.fy = 0;

        }
 
        }
 

-       /* font */
-       initfonts(FONT, BOLDFONT);
-
-       /* XXX: Assuming same size for bold font */
-       xw.cw = dc.font.rbearing - dc.font.lbearing;
-       xw.ch = dc.font.ascent + dc.font.descent;
-
-       /* colors */
-       xw.cmap = XDefaultColormap(xw.dpy, xw.scr);
-       xloadcols();
-
-       attrs.background_pixel = dc.col[DefaultBG];
-       attrs.border_pixel = dc.col[DefaultBG];
+       attrs.background_pixel = dc.xft_col[DefaultBG].pixel;
+       attrs.border_pixel = dc.xft_col[DefaultBG].pixel;

        attrs.bit_gravity = NorthWestGravity;
        attrs.event_mask = FocusChangeMask | KeyPressMask
                | ExposureMask | VisibilityChangeMask | StructureNotifyMask
        attrs.bit_gravity = NorthWestGravity;
        attrs.event_mask = FocusChangeMask | KeyPressMask
                | ExposureMask | VisibilityChangeMask | StructureNotifyMask

-               | ButtonMotionMask | ButtonPressMask | ButtonReleaseMask
-               | EnterWindowMask | LeaveWindowMask;
+               | ButtonMotionMask | ButtonPressMask | ButtonReleaseMask;

        attrs.colormap = xw.cmap;
 
        parent = opt_embed ? strtol(opt_embed, NULL, 0) : XRootWindow(xw.dpy, xw.scr);
        xw.win = XCreateWindow(xw.dpy, parent, xw.fx, xw.fy,
        attrs.colormap = xw.cmap;
 
        parent = opt_embed ? strtol(opt_embed, NULL, 0) : XRootWindow(xw.dpy, xw.scr);
        xw.win = XCreateWindow(xw.dpy, parent, xw.fx, xw.fy,

-                       xw.fw, xw.fh, 0, XDefaultDepth(xw.dpy, xw.scr), InputOutput,
-                       XDefaultVisual(xw.dpy, xw.scr),
+                       xw.w, xw.h, 0, XDefaultDepth(xw.dpy, xw.scr), InputOutput,
+                       xw.vis,

                        CWBackPixel | CWBorderPixel | CWBitGravity | CWEventMask
                        | CWColormap,
                        &attrs);
                        CWBackPixel | CWBorderPixel | CWBitGravity | CWEventMask
                        | CWColormap,
                        &attrs);

+
+       /* double buffering */
+       if(!XdbeQueryExtension(xw.dpy, &major, &minor))
+               die("Xdbe extension is not present\n");

        xw.buf = XdbeAllocateBackBufferName(xw.dpy, xw.win, XdbeCopied);
 
        xw.buf = XdbeAllocateBackBufferName(xw.dpy, xw.win, XdbeCopied);
 

+       /* Xft rendering context */
+       xw.xft_draw = XftDrawCreate(xw.dpy, xw.buf, xw.vis, xw.cmap);

 
        /* input methods */
        xw.xim = XOpenIM(xw.dpy, NULL, NULL, NULL);
 
        /* input methods */
        xw.xim = XOpenIM(xw.dpy, NULL, NULL, NULL);


@@ -1961,8 +2253,10 @@ xinit(void) {
                &(XColor){.red = 0x0000, .green = 0x0000, .blue = 0x0000});
 
        xw.xembed = XInternAtom(xw.dpy, "_XEMBED", False);
                &(XColor){.red = 0x0000, .green = 0x0000, .blue = 0x0000});
 
        xw.xembed = XInternAtom(xw.dpy, "_XEMBED", False);

+       xw.wmdeletewin = XInternAtom(xw.dpy, "WM_DELETE_WINDOW", False);
+       XSetWMProtocols(xw.dpy, xw.win, &xw.wmdeletewin, 1);

 
 

-       XStoreName(xw.dpy, xw.win, opt_title ? opt_title : "st");
+       xresettitle();

        XMapWindow(xw.dpy, xw.win);
        xhints();
        XSync(xw.dpy, 0);
        XMapWindow(xw.dpy, xw.win);
        xhints();
        XSync(xw.dpy, 0);


@@ -1970,58 +2264,83 @@ xinit(void) {
 
 void
 xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) {
 
 void
 xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) {

-       int fg = base.fg, bg = base.bg, temp;
-       int winx = BORDER+x*xw.cw, winy = BORDER+y*xw.ch + dc.font.ascent, width = charlen*xw.cw;
-       XFontSet fontset = dc.font.set;
-       int i;
-
-       /* only switch default fg/bg if term is in RV mode */
-       if(IS_SET(MODE_REVERSE)) {
-               if(fg == DefaultFG)
-                       fg = DefaultBG;
-               if(bg == DefaultBG)
-                       bg = DefaultFG;
-       }
+       int winx = BORDER+x*xw.cw, winy = BORDER+y*xw.ch,
+           width = charlen*xw.cw;
+       Font *font = &dc.font;
+       XGlyphInfo extents;
+       XftColor *fg = &dc.xft_col[base.fg], *bg = &dc.xft_col[base.bg],
+                *temp, revfg, revbg;
+       XRenderColor colfg, colbg;

 
        if(base.mode & ATTR_REVERSE)
                temp = fg, fg = bg, bg = temp;
 
        if(base.mode & ATTR_BOLD) {
 
        if(base.mode & ATTR_REVERSE)
                temp = fg, fg = bg, bg = temp;
 
        if(base.mode & ATTR_BOLD) {

-               fg += 8;
-               fontset = dc.bfont.set;
+               if(BETWEEN(base.fg, 0, 7)) {
+                       /* basic system colors */
+                       fg = &dc.xft_col[base.fg + 8];
+               } else if(BETWEEN(base.fg, 16, 195)) {
+                       /* 256 colors */
+                       fg = &dc.xft_col[base.fg + 36];
+               } else if(BETWEEN(base.fg, 232, 251)) {
+                       /* greyscale */
+                       fg = &dc.xft_col[base.fg + 4];
+               }
+               /*
+                * Those ranges will not be brightened:
+                *      8 - 15 – bright system colors
+                *      196 - 231 – highest 256 color cube
+                *      252 - 255 – brightest colors in grescale
+                */
+               font = &dc.bfont;

        }
 
        }
 

-       XSetBackground(xw.dpy, dc.gc, dc.col[bg]);
-       XSetForeground(xw.dpy, dc.gc, dc.col[fg]);
+       if(base.mode & ATTR_ITALIC)
+               font = &dc.ifont;
+       if(base.mode & (ATTR_ITALIC|ATTR_ITALIC))
+               font = &dc.ibfont;

 
 

-       if(base.mode & ATTR_GFX) {
-               for(i = 0; i < bytelen; i++) {
-                       char c = gfx[(uint)s[i] % 256];
-                       if(c)
-                               s[i] = c;
-                       else if(s[i] > 0x5f)
-                               s[i] -= 0x5f;
+       if(IS_SET(MODE_REVERSE)) {
+               if(fg == &dc.xft_col[DefaultFG]) {
+                       fg = &dc.xft_col[DefaultBG];
+               } else {
+                       colfg.red = ~fg->color.red;
+                       colfg.green = ~fg->color.green;
+                       colfg.blue = ~fg->color.blue;
+                       colfg.alpha = fg->color.alpha;
+                       XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &colfg, &revfg);
+                       fg = &revfg;
+               }
+
+               if(bg == &dc.xft_col[DefaultBG]) {
+                       bg = &dc.xft_col[DefaultFG];
+               } else {
+                       colbg.red = ~bg->color.red;
+                       colbg.green = ~bg->color.green;
+                       colbg.blue = ~bg->color.blue;
+                       colbg.alpha = bg->color.alpha;
+                       XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &colbg, &revbg);
+                       bg = &revbg;

                }
        }
 
                }
        }
 

-       XmbDrawImageString(xw.dpy, xw.buf, fontset, dc.gc, winx, winy, s, bytelen);
+       XftTextExtentsUtf8(xw.dpy, font->xft_set, (FcChar8 *)s, bytelen,
+                       &extents);
+       width = extents.xOff;

 
 

-       if(base.mode & ATTR_UNDERLINE)
-               XDrawLine(xw.dpy, xw.buf, dc.gc, winx, winy+1, winx+width-1, winy+1);
-}
-
-/* copy buffer pixmap to screen pixmap */
-void
-xcopy() {
-       XdbeSwapInfo swpinfo[1] = {{xw.win, XdbeCopied}};
-       XdbeSwapBuffers(xw.dpy, swpinfo, 1);
+       XftDrawRect(xw.xft_draw, bg, winx, winy, width, xw.ch);
+       XftDrawStringUtf8(xw.xft_draw, fg, font->xft_set, winx,
+                       winy + font->ascent, (FcChar8 *)s, bytelen);

 
 

+       if(base.mode & ATTR_UNDERLINE) {
+               XftDrawRect(xw.xft_draw, fg, winx, winy + font->ascent + 1,
+                               width, 1);
+       }

 }
 
 void
 xdrawcursor(void) {
 }
 
 void
 xdrawcursor(void) {

-       static int oldx = 0;
-       static int oldy = 0;
+       static int oldx = 0, oldy = 0;

        int sl;
        Glyph g = {{' '}, ATTR_NULL, DefaultBG, DefaultCS, 0};
 
        int sl;
        Glyph g = {{' '}, ATTR_NULL, DefaultBG, DefaultCS, 0};
 


@@ -2034,11 +2353,11 @@ xdrawcursor(void) {
        /* remove the old cursor */
        if(term.line[oldy][oldx].state & GLYPH_SET) {
                sl = utf8size(term.line[oldy][oldx].c);
        /* remove the old cursor */
        if(term.line[oldy][oldx].state & GLYPH_SET) {
                sl = utf8size(term.line[oldy][oldx].c);

-               xdraws(term.line[oldy][oldx].c, term.line[oldy][oldx], oldx, oldy, 1, sl);
-       } else
-               xclear(oldx, oldy, oldx, oldy);
-
-       xcopy(oldx, oldy, 1, 1);
+               xdraws(term.line[oldy][oldx].c, term.line[oldy][oldx], oldx,
+                               oldy, 1, sl);
+       } else {
+               xtermclear(oldx, oldy, oldx, oldy);
+       }

 
        /* draw the new one */
        if(!(term.c.state & CURSOR_HIDE)) {
 
        /* draw the new one */
        if(!(term.c.state & CURSOR_HIDE)) {


@@ -2052,23 +2371,30 @@ xdrawcursor(void) {
                xdraws(g.c, g, term.c.x, term.c.y, 1, sl);
                oldx = term.c.x, oldy = term.c.y;
        }
                xdraws(g.c, g, term.c.x, term.c.y, 1, sl);
                oldx = term.c.x, oldy = term.c.y;
        }

+}

 
 

-       xcopy(term.c.x, term.c.y, 1, 1);
+void
+xresettitle(void) {
+       XStoreName(xw.dpy, xw.win, opt_title ? opt_title : "st");

 }
 
 void
 redraw(void) {
        struct timespec tv = {0, REDRAW_TIMEOUT * 1000};
 }
 
 void
 redraw(void) {
        struct timespec tv = {0, REDRAW_TIMEOUT * 1000};

+
+       xclearborders();

        tfulldirt();
        draw();
        tfulldirt();
        draw();

+       XSync(xw.dpy, False); /* necessary for a good tput flash */

        nanosleep(&tv, NULL);
 }
 
 void
        nanosleep(&tv, NULL);
 }
 
 void

-draw() {
+draw(void) {
+       XdbeSwapInfo swpinfo[1] = {{xw.win, XdbeCopied}};
+

        drawregion(0, 0, term.col, term.row);
        drawregion(0, 0, term.col, term.row);

-       xcopy();
-       gettimeofday(&xw.lastdraw, NULL);
+       XdbeSwapBuffers(xw.dpy, swpinfo, 1);

 }
 
 void
 }
 
 void


@@ -2076,23 +2402,28 @@ drawregion(int x1, int y1, int x2, int y2) {
        int ic, ib, x, y, ox, sl;
        Glyph base, new;
        char buf[DRAW_BUF_SIZ];
        int ic, ib, x, y, ox, sl;
        Glyph base, new;
        char buf[DRAW_BUF_SIZ];

+       bool ena_sel = sel.bx != -1, alt = IS_SET(MODE_ALTSCREEN);

 
 

+       if((sel.alt && !alt) || (!sel.alt && alt))
+               ena_sel = 0;

        if(!(xw.state & WIN_VISIBLE))
                return;
 
        for(y = y1; y < y2; y++) {
                if(!term.dirty[y])
                        continue;
        if(!(xw.state & WIN_VISIBLE))
                return;
 
        for(y = y1; y < y2; y++) {
                if(!term.dirty[y])
                        continue;

-               xclear(0, y, term.col, y);
+
+               xtermclear(0, y, term.col, y);

                term.dirty[y] = 0;
                base = term.line[y][0];
                ic = ib = ox = 0;
                for(x = x1; x < x2; x++) {
                        new = term.line[y][x];
                term.dirty[y] = 0;
                base = term.line[y][0];
                ic = ib = ox = 0;
                for(x = x1; x < x2; x++) {
                        new = term.line[y][x];

-                       if(sel.bx != -1 && *(new.c) && selected(x, y))
+                       if(ena_sel && *(new.c) && selected(x, y))

                                new.mode ^= ATTR_REVERSE;
                                new.mode ^= ATTR_REVERSE;

-                       if(ib > 0 && (!(new.state & GLYPH_SET) || ATTRCMP(base, new) ||
-                                                 ib >= DRAW_BUF_SIZ-UTF_SIZ)) {
+                       if(ib > 0 && (!(new.state & GLYPH_SET)
+                                       || ATTRCMP(base, new)
+                                       || ib >= DRAW_BUF_SIZ-UTF_SIZ)) {

                                xdraws(buf, base, ox, y, ic, ib);
                                ic = ib = 0;
                        }
                                xdraws(buf, base, ox, y, ic, ib);
                                ic = ib = 0;
                        }


@@ -2116,21 +2447,23 @@ drawregion(int x1, int y1, int x2, int y2) {
 void
 expose(XEvent *ev) {
        XExposeEvent *e = &ev->xexpose;
 void
 expose(XEvent *ev) {
        XExposeEvent *e = &ev->xexpose;

+

        if(xw.state & WIN_REDRAW) {
                if(!e->count)
                        xw.state &= ~WIN_REDRAW;
        }
        if(xw.state & WIN_REDRAW) {
                if(!e->count)
                        xw.state &= ~WIN_REDRAW;
        }

-       xcopy();

 }
 
 void
 visibility(XEvent *ev) {
        XVisibilityEvent *e = &ev->xvisibility;
 }
 
 void
 visibility(XEvent *ev) {
        XVisibilityEvent *e = &ev->xvisibility;

-       if(e->state == VisibilityFullyObscured)
+
+       if(e->state == VisibilityFullyObscured) {

                xw.state &= ~WIN_VISIBLE;
                xw.state &= ~WIN_VISIBLE;

-       else if(!(xw.state & WIN_VISIBLE))
+       } else if(!(xw.state & WIN_VISIBLE)) {

                /* need a full redraw for next Expose, not just a buf copy */
                xw.state |= WIN_VISIBLE | WIN_REDRAW;
                /* need a full redraw for next Expose, not just a buf copy */
                xw.state |= WIN_VISIBLE | WIN_REDRAW;

+       }

 }
 
 void
 }
 
 void


@@ -2141,6 +2474,7 @@ unmap(XEvent *ev) {
 void
 xseturgency(int add) {
        XWMHints *h = XGetWMHints(xw.dpy, xw.win);
 void
 xseturgency(int add) {
        XWMHints *h = XGetWMHints(xw.dpy, xw.win);

+

        h->flags = add ? (h->flags | XUrgencyHint) : (h->flags & ~XUrgencyHint);
        XSetWMHints(xw.dpy, xw.win, h);
        XFree(h);
        h->flags = add ? (h->flags | XUrgencyHint) : (h->flags & ~XUrgencyHint);
        XSetWMHints(xw.dpy, xw.win, h);
        XFree(h);


@@ -2151,19 +2485,24 @@ focus(XEvent *ev) {
        if(ev->type == FocusIn) {
                xw.state |= WIN_FOCUSED;
                xseturgency(0);
        if(ev->type == FocusIn) {
                xw.state |= WIN_FOCUSED;
                xseturgency(0);

-       } else
+       } else {

                xw.state &= ~WIN_FOCUSED;
                xw.state &= ~WIN_FOCUSED;

-       draw();
+       }

 }
 
 char*
 kmap(KeySym k, uint state) {
        int i;
 }
 
 char*
 kmap(KeySym k, uint state) {
        int i;

+       uint mask;
+

        state &= ~Mod2Mask;
        for(i = 0; i < LEN(key); i++) {
        state &= ~Mod2Mask;
        for(i = 0; i < LEN(key); i++) {

-               uint mask = key[i].mask;
-               if(key[i].k == k && ((state & mask) == mask || (mask == XK_NO_MOD && !state)))
+               mask = key[i].mask;
+
+               if(key[i].k == k && ((state & mask) == mask
+                               || (mask == XK_NO_MOD && !state))) {

                        return (char*)key[i].s;
                        return (char*)key[i].s;

+               }

        }
        return NULL;
 }
        }
        return NULL;
 }


@@ -2179,22 +2518,27 @@ kpress(XEvent *ev) {
        int shift;
        Status status;
 
        int shift;
        Status status;
 

+       if (IS_SET(MODE_KBDLOCK))
+               return;
+

        meta = e->state & Mod1Mask;
        shift = e->state & ShiftMask;
        len = XmbLookupString(xw.xic, e, buf, sizeof(buf), &ksym, &status);
 
        /* 1. custom keys from config.h */
        meta = e->state & Mod1Mask;
        shift = e->state & ShiftMask;
        len = XmbLookupString(xw.xic, e, buf, sizeof(buf), &ksym, &status);
 
        /* 1. custom keys from config.h */

-       if((customkey = kmap(ksym, e->state)))
+       if((customkey = kmap(ksym, e->state))) {

                ttywrite(customkey, strlen(customkey));
        /* 2. hardcoded (overrides X lookup) */
                ttywrite(customkey, strlen(customkey));
        /* 2. hardcoded (overrides X lookup) */

-       else
+       } else {

                switch(ksym) {
                case XK_Up:
                case XK_Down:
                case XK_Left:
                case XK_Right:
                        /* XXX: shift up/down doesn't work */
                switch(ksym) {
                case XK_Up:
                case XK_Down:
                case XK_Left:
                case XK_Right:
                        /* XXX: shift up/down doesn't work */

-                       sprintf(buf, "\033%c%c", IS_SET(MODE_APPKEYPAD) ? 'O' : '[', (shift ? "dacb":"DACB")[ksym - XK_Left]);
+                       sprintf(buf, "\033%c%c",
+                               IS_SET(MODE_APPKEYPAD) ? 'O' : '[',
+                               (shift ? "dacb":"DACB")[ksym - XK_Left]);

                        ttywrite(buf, 3);
                        break;
                case XK_Insert:
                        ttywrite(buf, 3);
                        break;
                case XK_Insert:


@@ -2202,10 +2546,11 @@ kpress(XEvent *ev) {
                                selpaste();
                        break;
                case XK_Return:
                                selpaste();
                        break;
                case XK_Return:

-                       if(IS_SET(MODE_CRLF))
+                       if(IS_SET(MODE_CRLF)) {

                                ttywrite("\r\n", 2);
                                ttywrite("\r\n", 2);

-                       else
+                       } else {

                                ttywrite("\r", 1);
                                ttywrite("\r", 1);

+                       }

                        break;
                        /* 3. X lookup  */
                default:
                        break;
                        /* 3. X lookup  */
                default:


@@ -2216,20 +2561,24 @@ kpress(XEvent *ev) {
                        }
                        break;
                }
                        }
                        break;
                }

+       }

 }
 
 void
 cmessage(XEvent *e) {
        /* See xembed specs
           http://standards.freedesktop.org/xembed-spec/xembed-spec-latest.html */
 }
 
 void
 cmessage(XEvent *e) {
        /* See xembed specs
           http://standards.freedesktop.org/xembed-spec/xembed-spec-latest.html */

-       if (e->xclient.message_type == xw.xembed && e->xclient.format == 32) {
-               if (e->xclient.data.l[1] == XEMBED_FOCUS_IN) {
+       if(e->xclient.message_type == xw.xembed && e->xclient.format == 32) {
+               if(e->xclient.data.l[1] == XEMBED_FOCUS_IN) {

                        xw.state |= WIN_FOCUSED;
                        xseturgency(0);
                        xw.state |= WIN_FOCUSED;
                        xseturgency(0);

-               } else if (e->xclient.data.l[1] == XEMBED_FOCUS_OUT) {
+               } else if(e->xclient.data.l[1] == XEMBED_FOCUS_OUT) {

                        xw.state &= ~WIN_FOCUSED;
                }
                        xw.state &= ~WIN_FOCUSED;
                }

-               draw();
+       } else if(e->xclient.data.l[0] == xw.wmdeletewin) {
+               /* Send SIGHUP to shell */
+               kill(pid, SIGHUP);
+               exit(EXIT_SUCCESS);

        }
 }
 
        }
 }
 


@@ -2246,47 +2595,48 @@ resize(XEvent *e) {
        row = (xw.h - 2*BORDER) / xw.ch;
        if(col == term.col && row == term.row)
                return;
        row = (xw.h - 2*BORDER) / xw.ch;
        if(col == term.col && row == term.row)
                return;

-       if(tresize(col, row))
-               draw();
-       ttyresize(col, row);
-       xresize(col, row);
-}

 
 

-bool
-last_draw_too_old(void) {
-       struct timeval now;
-       gettimeofday(&now, NULL);
-       return TIMEDIFF(now, xw.lastdraw) >= DRAW_TIMEOUT/1000;
+       tresize(col, row);
+       xresize(col, row);
+       xclearborders();
+       ttyresize();

 }
 
 void
 run(void) {
        XEvent ev;
        fd_set rfd;
 }
 
 void
 run(void) {
        XEvent ev;
        fd_set rfd;

-       int xfd = XConnectionNumber(xw.dpy);
-       struct timeval timeout = {0};
-       bool stuff_to_print = 0;
+       int xfd = XConnectionNumber(xw.dpy), i;
+       struct timeval drawtimeout, *tv = NULL;

 
 

-       for(;;) {
+       for(i = 0;; i++) {

                FD_ZERO(&rfd);
                FD_SET(cmdfd, &rfd);
                FD_SET(xfd, &rfd);
                FD_ZERO(&rfd);
                FD_SET(cmdfd, &rfd);
                FD_SET(xfd, &rfd);

-               timeout.tv_sec  = 0;
-               timeout.tv_usec = SELECT_TIMEOUT;
-               if(select(MAX(xfd, cmdfd)+1, &rfd, NULL, NULL, &timeout) < 0) {
+               if(select(MAX(xfd, cmdfd)+1, &rfd, NULL, NULL, tv) < 0) {

                        if(errno == EINTR)
                                continue;
                        die("select failed: %s\n", SERRNO);
                }
                        if(errno == EINTR)
                                continue;
                        die("select failed: %s\n", SERRNO);
                }

-               if(FD_ISSET(cmdfd, &rfd)) {
+
+               /*
+                * Stop after a certain number of reads so the user does not
+                * feel like the system is stuttering.
+                */
+               if(i < 1000 && FD_ISSET(cmdfd, &rfd)) {

                        ttyread();
                        ttyread();

-                       stuff_to_print = 1;
-               }

 
 

-               if(stuff_to_print && last_draw_too_old()) {
-                       stuff_to_print = 0;
-                       draw();
+                       /*
+                        * Just wait a bit so it isn't disturbing the
+                        * user and the system is able to write something.
+                        */
+                       drawtimeout.tv_sec = 0;
+                       drawtimeout.tv_usec = 5;
+                       tv = &drawtimeout;
+                       continue;

                }
                }

+               i = 0;
+               tv = NULL;

 
                while(XPending(xw.dpy)) {
                        XNextEvent(xw.dpy, &ev);
 
                while(XPending(xw.dpy)) {
                        XNextEvent(xw.dpy, &ev);


@@ -2295,34 +2645,35 @@ run(void) {
                        if(handler[ev.type])
                                (handler[ev.type])(&ev);
                }
                        if(handler[ev.type])
                                (handler[ev.type])(&ev);
                }

+
+               draw();
+               XFlush(xw.dpy);

        }
 }
 
 int
 main(int argc, char *argv[]) {
        int i, bitm, xr, yr;
        }
 }
 
 int
 main(int argc, char *argv[]) {
        int i, bitm, xr, yr;

-       unsigned int wr, hr;
+       uint wr, hr;

 
        xw.fw = xw.fh = xw.fx = xw.fy = 0;
 
        xw.fw = xw.fh = xw.fx = xw.fy = 0;

+       xw.isfixed = False;

 
        for(i = 1; i < argc; i++) {
                switch(argv[i][0] != '-' || argv[i][2] ? -1 : argv[i][1]) {
 
        for(i = 1; i < argc; i++) {
                switch(argv[i][0] != '-' || argv[i][2] ? -1 : argv[i][1]) {

-               case 't':
-                       if(++i < argc) opt_title = argv[i];
-                       break;

                case 'c':
                case 'c':

-                       if(++i < argc) opt_class = argv[i];
-                       break;
-               case 'w':
-                       if(++i < argc) opt_embed = argv[i];
-                       break;
-               case 'f':
-                       if (++i < argc) opt_io = argv[i];
+                       if(++i < argc)
+                               opt_class = argv[i];

                        break;
                case 'e':
                        /* eat every remaining arguments */
                        break;
                case 'e':
                        /* eat every remaining arguments */

-                       if(++i < argc) opt_cmd = &argv[i];
+                       if(++i < argc)
+                               opt_cmd = &argv[i];

                        goto run;
                        goto run;

+               case 'f':
+                       if(++i < argc)
+                               opt_font = argv[i];
+                       break;

                case 'g':
                        if(++i >= argc)
                                break;
                case 'g':
                        if(++i >= argc)
                                break;


@@ -2344,13 +2695,25 @@ main(int argc, char *argv[]) {
                        if(xw.fh != 0 && xw.fw != 0)
                                xw.isfixed = True;
                        break;
                        if(xw.fh != 0 && xw.fw != 0)
                                xw.isfixed = True;
                        break;

+               case 'o':
+                       if(++i < argc)
+                               opt_io = argv[i];
+                       break;
+               case 't':
+                       if(++i < argc)
+                               opt_title = argv[i];
+                       break;

                case 'v':
                default:
                        die(USAGE);
                case 'v':
                default:
                        die(USAGE);

+               case 'w':
+                       if(++i < argc)
+                               opt_embed = argv[i];
+                       break;

                }
        }
 
                }
        }
 

- run:
+run:

        setlocale(LC_CTYPE, "");
        tnew(80, 24);
        ttynew();
        setlocale(LC_CTYPE, "");
        tnew(80, 24);
        ttynew();