#include <sys/types.h>
#include <sys/wait.h>
#include <unistd.h>
-#include <X11/Xlib.h>
#include <X11/Xatom.h>
-#include <X11/keysym.h>
+#include <X11/Xlib.h>
#include <X11/Xutil.h>
+#include <X11/cursorfont.h>
+#include <X11/keysym.h>
#if defined(__linux)
#include <pty.h>
-#elif defined(__OpenBSD__) || defined(__NetBSD__)
+#elif defined(__OpenBSD__) || defined(__NetBSD__) || defined(__APPLE__)
#include <util.h>
#elif defined(__FreeBSD__) || defined(__DragonFly__)
#include <libutil.h>
#define USAGE \
"st-" VERSION ", (c) 2010 st engineers\n" \
- "usage: st [-t title] [-c class] [-e cmd] [-v]\n"
+ "usage: st [-t title] [-c class] [-v] [-e cmd]\n"
/* Arbitrary sizes */
#define ESC_TITLE_SIZ 256
/* Purely graphic info */
typedef struct {
- Display* dis;
+ Display* dpy;
Colormap cmap;
Window win;
Pixmap buf;
int ex, ey;
struct {int x, y;} b, e;
char *clip;
+ Atom xtarget;
} Selection;
#include "config.h"
static int cmdfd;
static pid_t pid;
static Selection sel;
-static char *opt_cmd = NULL;
+static char **opt_cmd = NULL;
static char *opt_title = NULL;
static char *opt_class = NULL;
sel.mode = 0;
sel.bx = -1;
sel.clip = NULL;
+ sel.xtarget = XInternAtom(xw.dpy, "UTF8_STRING", 0);
+ if(sel.xtarget == None)
+ sel.xtarget = XA_STRING;
}
static inline int
void
selcopy(void) {
char *str, *ptr;
- int ls, x, y, sz, sl;
+ int x, y, sz, sl, ls = 0;
if(sel.bx == -1)
str = NULL;
memcpy(ptr, term.line[y][x].c, sl);
ptr += sl;
}
- if(ls)
- *ptr = '\n', ptr++;
+ if(ls && y < sel.e.y)
+ *ptr++ = '\n';
}
*ptr = 0;
}
ofs = 0;
do {
- if(XGetWindowProperty(xw.dis, xw.win, XA_PRIMARY, ofs, BUFSIZ/4,
+ if(XGetWindowProperty(xw.dpy, xw.win, XA_PRIMARY, ofs, BUFSIZ/4,
False, AnyPropertyType, &type, &format,
&nitems, &rem, &data)) {
fprintf(stderr, "Clipboard allocation failed\n");
void
selpaste() {
- XConvertSelection(xw.dis, XA_PRIMARY, XA_STRING, XA_PRIMARY, xw.win, CurrentTime);
+ XConvertSelection(xw.dpy, XA_PRIMARY, sel.xtarget, XA_PRIMARY, xw.win, CurrentTime);
}
void
/* reject */
xev.property = None;
- xa_targets = XInternAtom(xw.dis, "TARGETS", 0);
+ xa_targets = XInternAtom(xw.dpy, "TARGETS", 0);
if(xsre->target == xa_targets) {
/* respond with the supported type */
- Atom string = XA_STRING;
+ Atom string = sel.xtarget;
XChangeProperty(xsre->display, xsre->requestor, xsre->property,
XA_ATOM, 32, PropModeReplace,
(unsigned char *) &string, 1);
free(sel.clip);
sel.clip = str;
- XSetSelectionOwner(xw.dis, XA_PRIMARY, xw.win, CurrentTime);
+ XSetSelectionOwner(xw.dpy, XA_PRIMARY, xw.win, CurrentTime);
- clipboard = XInternAtom(xw.dis, "CLIPBOARD", 0);
- XSetSelectionOwner(xw.dis, clipboard, xw.win, CurrentTime);
+ clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0);
+ XSetSelectionOwner(xw.dpy, clipboard, xw.win, CurrentTime);
- XFlush(xw.dis);
+ XFlush(xw.dpy);
}
/* TODO: doubleclick to select word */
void
execsh(void) {
- char *args[] = {getenv("SHELL"), "-i", NULL};
- if(opt_cmd)
- args[0] = opt_cmd, args[1] = NULL;
- else
- DEFAULT(args[0], SHELL);
+ char **args;
+ char *envshell = getenv("SHELL");
+
+ DEFAULT(envshell, "sh");
putenv("TERM="TNAME);
+ args = opt_cmd ? opt_cmd : (char*[]){envshell, "-i", NULL};
execvp(args[0], args);
+ exit(EXIT_FAILURE);
}
void
void
ttyread(void) {
- char buf[BUFSIZ], *ptr;
+ static char buf[BUFSIZ];
+ static int buflen = 0;
+ char *ptr;
char s[UTF_SIZ];
- int ret, br;
- static int buflen = 0;
- long u;
+ int charsize; /* size of utf8 char in bytes */
+ long utf8c;
+ int ret;
+ /* append read bytes to unprocessed bytes */
if((ret = read(cmdfd, buf+buflen, LEN(buf)-buflen)) < 0)
die("Couldn't read from shell: %s\n", SERRNO);
- else {
- buflen += ret;
- for(ptr=buf; buflen>=UTF_SIZ||isfullutf8(ptr,buflen); buflen-=br) {
- br = utf8decode(ptr, &u);
- utf8encode(&u, s);
- tputc(s);
- ptr += br;
- }
- memcpy(buf, ptr, buflen);
+
+ /* process every complete utf8 char */
+ buflen += ret;
+ ptr = buf;
+ while(buflen >= UTF_SIZ || isfullutf8(ptr,buflen)) {
+ charsize = utf8decode(ptr, &utf8c);
+ utf8encode(&utf8c, s);
+ tputc(s);
+ ptr += charsize;
+ buflen -= charsize;
}
+
+ /* keep any uncomplete utf8 char for the next call */
+ memmove(buf, ptr, buflen);
}
void
switch(escseq.mode) {
default:
unknown:
- printf("erresc: unknown csi ");
+ fprintf(stderr, "erresc: unknown csi ");
csidump();
/* die(""); */
break;
if(ascii == '\a' || term.titlelen+1 >= ESC_TITLE_SIZ) {
term.esc = 0;
term.title[term.titlelen] = '\0';
- XStoreName(xw.dis, xw.win, term.title);
+ XStoreName(xw.dpy, xw.win, term.title);
} else {
term.title[term.titlelen++] = ascii;
}
term.c.attr.mode &= ~ATTR_GFX;
break;
default:
- printf("esc unhandled charset: ESC ( %c\n", ascii);
+ fprintf(stderr, "esc unhandled charset: ESC ( %c\n", ascii);
}
term.esc = 0;
} else {
oldh = xw.bufh;
xw.bufw = MAX(1, col * xw.cw);
xw.bufh = MAX(1, row * xw.ch);
- newbuf = XCreatePixmap(xw.dis, xw.win, xw.bufw, xw.bufh, XDefaultDepth(xw.dis, xw.scr));
- XCopyArea(xw.dis, xw.buf, newbuf, dc.gc, 0, 0, xw.bufw, xw.bufh, 0, 0);
- XFreePixmap(xw.dis, xw.buf);
- XSetForeground(xw.dis, dc.gc, dc.col[DefaultBG]);
+ newbuf = XCreatePixmap(xw.dpy, xw.win, xw.bufw, xw.bufh, XDefaultDepth(xw.dpy, xw.scr));
+ XCopyArea(xw.dpy, xw.buf, newbuf, dc.gc, 0, 0, xw.bufw, xw.bufh, 0, 0);
+ XFreePixmap(xw.dpy, xw.buf);
+ XSetForeground(xw.dpy, dc.gc, dc.col[DefaultBG]);
if(xw.bufw > oldw)
- XFillRectangle(xw.dis, newbuf, dc.gc, oldw, 0,
+ XFillRectangle(xw.dpy, newbuf, dc.gc, oldw, 0,
xw.bufw-oldw, MIN(xw.bufh, oldh));
else if(xw.bufw < oldw && (BORDER > 0 || xw.w > xw.bufw))
- XClearArea(xw.dis, xw.win, BORDER+xw.bufw, BORDER,
+ XClearArea(xw.dpy, xw.win, BORDER+xw.bufw, BORDER,
xw.w-xw.bufh-BORDER, BORDER+MIN(xw.bufh, oldh),
False);
if(xw.bufh > oldh)
- XFillRectangle(xw.dis, newbuf, dc.gc, 0, oldh,
+ XFillRectangle(xw.dpy, newbuf, dc.gc, 0, oldh,
xw.bufw, xw.bufh-oldh);
else if(xw.bufh < oldh && (BORDER > 0 || xw.h > xw.bufh))
- XClearArea(xw.dis, xw.win, BORDER, BORDER+xw.bufh,
+ XClearArea(xw.dpy, xw.win, BORDER, BORDER+xw.bufh,
xw.w-2*BORDER, xw.h-xw.bufh-BORDER,
False);
xw.buf = newbuf;
xloadcols(void) {
int i, r, g, b;
XColor color;
- unsigned long white = WhitePixel(xw.dis, xw.scr);
+ unsigned long white = WhitePixel(xw.dpy, xw.scr);
for(i = 0; i < 16; i++) {
- if (!XAllocNamedColor(xw.dis, xw.cmap, colorname[i], &color, &color)) {
+ 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
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.dis, xw.cmap, &color)) {
+ if (!XAllocColor(xw.dpy, xw.cmap, &color)) {
dc.col[i] = white;
fprintf(stderr, "Could not allocate color %d\n", i);
} else
for(r = 0; r < 24; r++, i++) {
color.red = color.green = color.blue = 0x0808 + 0x0a0a * r;
- if (!XAllocColor(xw.dis, xw.cmap, &color)) {
+ if (!XAllocColor(xw.dpy, xw.cmap, &color)) {
dc.col[i] = white;
fprintf(stderr, "Could not allocate color %d\n", i);
} else
void
xclear(int x1, int y1, int x2, int y2) {
- XSetForeground(xw.dis, dc.gc, dc.col[DefaultBG]);
- XFillRectangle(xw.dis, xw.buf, dc.gc,
+ XSetForeground(xw.dpy, dc.gc, dc.col[DefaultBG]);
+ XFillRectangle(xw.dpy, xw.buf, dc.gc,
x1 * xw.cw, y1 * xw.ch,
(x2-x1+1) * xw.cw, (y2-y1+1) * xw.ch);
}
.base_height = 2*BORDER,
.base_width = 2*BORDER,
};
- XSetWMProperties(xw.dis, xw.win, NULL, NULL, NULL, 0, &size, &wm, &class);
+ XSetWMProperties(xw.dpy, xw.win, NULL, NULL, NULL, 0, &size, &wm, &class);
}
XFontSet
int n;
missing = NULL;
- set = XCreateFontSet(xw.dis, fontstr, &missing, &n, &def);
+ set = XCreateFontSet(xw.dpy, fontstr, &missing, &n, &def);
if(missing) {
while(n--)
fprintf(stderr, "st: missing fontset: %s\n", missing[n]);
void
xinit(void) {
XSetWindowAttributes attrs;
+ Cursor cursor;
- if(!(xw.dis = XOpenDisplay(NULL)))
+ if(!(xw.dpy = XOpenDisplay(NULL)))
die("Can't open display\n");
- xw.scr = XDefaultScreen(xw.dis);
+ xw.scr = XDefaultScreen(xw.dpy);
/* font */
initfonts(FONT, BOLDFONT);
xw.ch = dc.font.ascent + dc.font.descent;
/* colors */
- xw.cmap = XDefaultColormap(xw.dis, xw.scr);
+ xw.cmap = XDefaultColormap(xw.dpy, xw.scr);
xloadcols();
/* window - default size */
| PointerMotionMask | ButtonPressMask | ButtonReleaseMask;
attrs.colormap = xw.cmap;
- xw.win = XCreateWindow(xw.dis, XRootWindow(xw.dis, xw.scr), 0, 0,
- xw.w, xw.h, 0, XDefaultDepth(xw.dis, xw.scr), InputOutput,
- XDefaultVisual(xw.dis, xw.scr),
+ xw.win = XCreateWindow(xw.dpy, XRootWindow(xw.dpy, xw.scr), 0, 0,
+ xw.w, xw.h, 0, XDefaultDepth(xw.dpy, xw.scr), InputOutput,
+ XDefaultVisual(xw.dpy, xw.scr),
CWBackPixel | CWBorderPixel | CWBitGravity | CWEventMask
| CWColormap,
&attrs);
- xw.buf = XCreatePixmap(xw.dis, xw.win, xw.bufw, xw.bufh, XDefaultDepth(xw.dis, xw.scr));
+ xw.buf = XCreatePixmap(xw.dpy, xw.win, xw.bufw, xw.bufh, XDefaultDepth(xw.dpy, xw.scr));
/* input methods */
- xw.xim = XOpenIM(xw.dis, NULL, NULL, NULL);
+ xw.xim = XOpenIM(xw.dpy, NULL, NULL, NULL);
xw.xic = XCreateIC(xw.xim, XNInputStyle, XIMPreeditNothing
| XIMStatusNothing, XNClientWindow, xw.win,
XNFocusWindow, xw.win, NULL);
/* gc */
- dc.gc = XCreateGC(xw.dis, xw.win, 0, NULL);
+ dc.gc = XCreateGC(xw.dpy, xw.win, 0, NULL);
- XMapWindow(xw.dis, xw.win);
+ /* white cursor, black outline */
+ cursor = XCreateFontCursor(xw.dpy, XC_xterm);
+ XDefineCursor(xw.dpy, xw.win, cursor);
+ XRecolorCursor(xw.dpy, cursor,
+ &(XColor){.red = 0xffff, .green = 0xffff, .blue = 0xffff},
+ &(XColor){.red = 0x0000, .green = 0x0000, .blue = 0x0000});
+
+ XMapWindow(xw.dpy, xw.win);
xhints();
- XStoreName(xw.dis, xw.win, opt_title ? opt_title : "st");
- XSync(xw.dis, 0);
+ XStoreName(xw.dpy, xw.win, opt_title ? opt_title : "st");
+ XSync(xw.dpy, 0);
}
void
else
xfg = dc.col[base.fg], xbg = dc.col[base.bg];
- XSetBackground(xw.dis, dc.gc, xbg);
- XSetForeground(xw.dis, dc.gc, xfg);
+ XSetBackground(xw.dpy, dc.gc, xbg);
+ XSetForeground(xw.dpy, dc.gc, xfg);
- if(base.mode & ATTR_GFX)
+ if(base.mode & ATTR_GFX) {
for(i = 0; i < bytelen; i++) {
char c = gfx[(unsigned int)s[i] % 256];
if(c)
else if(s[i] > 0x5f)
s[i] -= 0x5f;
}
+ }
- XmbDrawImageString(xw.dis, xw.buf, base.mode & ATTR_BOLD ? dc.bfont.set : dc.font.set,
+ XmbDrawImageString(xw.dpy, xw.buf, base.mode & ATTR_BOLD ? dc.bfont.set : dc.font.set,
dc.gc, winx, winy, s, bytelen);
if(base.mode & ATTR_UNDERLINE)
- XDrawLine(xw.dis, xw.buf, dc.gc, winx, winy+1, winx+width-1, winy+1);
+ XDrawLine(xw.dpy, xw.buf, dc.gc, winx, winy+1, winx+width-1, winy+1);
}
void
xdrawc(int x, int y, Glyph g) {
int sl = utf8size(g.c);
XRectangle r = { x * xw.cw, y * xw.ch, xw.cw, xw.ch };
- XSetBackground(xw.dis, dc.gc, dc.col[g.bg]);
- XSetForeground(xw.dis, dc.gc, dc.col[g.fg]);
- XmbDrawImageString(xw.dis, xw.buf, g.mode&ATTR_BOLD?dc.bfont.fs:dc.font.fs,
+ XSetBackground(xw.dpy, dc.gc, dc.col[g.bg]);
+ XSetForeground(xw.dpy, dc.gc, dc.col[g.fg]);
+ XmbDrawImageString(xw.dpy, xw.buf, g.mode&ATTR_BOLD?dc.bfont.fs:dc.font.fs,
dc.gc, r.x, r.y+dc.font.ascent, g.c, sl);
}
xdrawc(x, y, term.line[y][x]);
xdrawcursor();
- XCopyArea(xw.dis, xw.buf, xw.win, dc.gc, 0, 0, xw.bufw, xw.bufh, BORDER, BORDER);
- XFlush(xw.dis);
+ XCopyArea(xw.dpy, xw.buf, xw.win, dc.gc, 0, 0, xw.bufw, xw.bufh, BORDER, BORDER);
+ XFlush(xw.dpy);
}
#else
xdraws(buf, base, ox, y, ic, ib);
}
xdrawcursor();
- XCopyArea(xw.dis, xw.buf, xw.win, dc.gc, 0, 0, xw.bufw, xw.bufh, BORDER, BORDER);
+ XCopyArea(xw.dpy, xw.buf, xw.win, dc.gc, 0, 0, xw.bufw, xw.bufh, BORDER, BORDER);
}
#endif
draw(SCREEN_REDRAW);
}
} else
- XCopyArea(xw.dis, xw.buf, xw.win, dc.gc, e->x-BORDER, e->y-BORDER,
+ XCopyArea(xw.dpy, xw.buf, xw.win, dc.gc, e->x-BORDER, e->y-BORDER,
e->width, e->height, e->x, e->y);
}
void
xseturgency(int add) {
- XWMHints *h = XGetWMHints(xw.dis, xw.win);
+ XWMHints *h = XGetWMHints(xw.dpy, xw.win);
h->flags = add ? (h->flags | XUrgencyHint) : (h->flags & ~XUrgencyHint);
- XSetWMHints(xw.dis, xw.win, h);
+ XSetWMHints(xw.dpy, xw.win, h);
XFree(h);
}
/* 3. X lookup */
default:
if(len > 0) {
- buf[sizeof(buf)-1] = '\0';
if(meta && len == 1)
ttywrite("\033", 1);
ttywrite(buf, len);
- } else /* 4. nothing to send */
- fprintf(stderr, "errkey: %d\n", (int)ksym);
+ }
break;
}
}
run(void) {
XEvent ev;
fd_set rfd;
- int xfd = XConnectionNumber(xw.dis);
+ int xfd = XConnectionNumber(xw.dpy);
for(;;) {
FD_ZERO(&rfd);
ttyread();
draw(SCREEN_UPDATE);
}
- while(XPending(xw.dis)) {
- XNextEvent(xw.dis, &ev);
+ while(XPending(xw.dpy)) {
+ XNextEvent(xw.dpy, &ev);
if (XFilterEvent(&ev, xw.win))
continue;
if(handler[ev.type])
if(++i < argc) opt_class = argv[i];
break;
case 'e':
- if(++i < argc) opt_cmd = argv[i];
+ if(++i < argc) opt_cmd = &argv[i];
break;
case 'v':
default:
die(USAGE);
}
+ /* -e eats every remaining arguments */
+ if(opt_cmd)
+ break;
}
setlocale(LC_CTYPE, "");
tnew(80, 24);