#define USAGE \
"st " VERSION " (c) 2010-2012 st engineers\n" \
- "usage: st [-t title] [-c class] [-w windowid] [-v] [-e command...]\n"
+ "usage: st [-t title] [-c class] [-w windowid] [-v] [-f file] [-e command...]\n"
/* XEMBED messages */
#define XEMBED_FOCUS_IN 4
#define XEMBED_FOCUS_OUT 5
/* Arbitrary sizes */
-#define ESC_TITLE_SIZ 256
#define ESC_BUF_SIZ 256
#define ESC_ARG_SIZ 16
+#define STR_BUF_SIZ 256
+#define STR_ARG_SIZ 16
#define DRAW_BUF_SIZ 1024
#define UTF_SIZ 4
#define XK_NO_MOD UINT_MAX
};
enum term_mode {
- MODE_WRAP = 1,
+ MODE_WRAP = 1,
MODE_INSERT = 2,
MODE_APPKEYPAD = 4,
MODE_ALTSCREEN = 8,
- MODE_CRLF = 16,
+ MODE_CRLF = 16,
MODE_MOUSEBTN = 32,
MODE_MOUSEMOTION = 64,
MODE_MOUSE = 32|64,
enum escape_state {
ESC_START = 1,
- ESC_CSI = 2,
- ESC_OSC = 4,
- ESC_TITLE = 8,
- ESC_ALTCHARSET = 16
+ ESC_CSI = 2,
+ ESC_STR = 4, /* DSC, OSC, PM, APC */
+ ESC_ALTCHARSET = 8,
+ ESC_STR_END = 16, /* a final string was encountered */
};
enum window_state {
/* ESC '[' [[ [<priv>] <arg> [;]] <mode>] */
typedef struct {
char buf[ESC_BUF_SIZ]; /* raw string */
- int len; /* raw string length */
+ int len; /* raw string length */
char priv;
int arg[ESC_ARG_SIZ];
- int narg; /* nb of args */
+ int narg; /* nb of args */
char mode;
} CSIEscape;
+/* STR Escape sequence structs */
+/* ESC type [[ [<priv>] <arg> [;]] <mode>] ESC '\' */
+typedef struct {
+ char type; /* ESC type ... */
+ char buf[STR_BUF_SIZ]; /* raw string */
+ int len; /* raw string length */
+ char *args[STR_ARG_SIZ];
+ int narg; /* nb of args */
+} STREscape;
+
/* Internal representation of the screen */
typedef struct {
int row; /* nb row */
int bot; /* bottom scroll limit */
int mode; /* terminal mode flags */
int esc; /* escape state flags */
- char title[ESC_TITLE_SIZ];
- int titlelen;
bool *tabs;
} Term;
static void csihandle(void);
static void csiparse(void);
static void csireset(void);
+static void strdump(void);
+static void strhandle(void);
+static void strparse(void);
+static void strreset(void);
static void tclearregion(int, int, int, int);
static void tcursor(int);
static void tmoveto(int, int);
static void tnew(int, int);
static void tnewline(int);
-static void tputtab(void);
+static void tputtab(bool);
static void tputc(char*);
static void treset(void);
static int tresize(int, int);
static void tsetscroll(int, int);
static void tswapscreen(void);
static void tsetdirt(int, int);
+static void tsetmode(bool, bool, int *, int);
static void tfulldirt(void);
static void ttynew(void);
static DC dc;
static XWindow xw;
static Term term;
-static CSIEscape escseq;
+static CSIEscape csiescseq;
+static STREscape strescseq;
static int cmdfd;
static pid_t pid;
static Selection sel;
+static FILE *fileio;
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;
int state = e->xbutton.state;
char buf[] = { '\033', '[', 'M', 0, 32+x+1, 32+y+1 };
static int ob, ox, oy;
-
+
/* from urxvt */
if(e->xbutton.type == MotionNotify) {
if(!IS_SET(MODE_MOUSEMOTION) || (x == ox && y == oy))
ox = x, oy = y;
}
}
-
+
buf[3] = 32 + button + (state & ShiftMask ? 4 : 0)
+ (state & Mod4Mask ? 8 : 0)
+ (state & ControlMask ? 16 : 0);
-
+
ttywrite(buf, sizeof(buf));
}
void
ttynew(void) {
int m, s;
-
+
/* 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)
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));
+ }
}
}
tscrolldown(int orig, int n) {
int i;
Line temp;
-
+
LIMIT(n, 0, term.bot-orig+1);
tclearregion(0, term.bot-n+1, term.col-1, term.bot);
-
+
for(i = term.bot; i >= orig+n; i--) {
temp = term.line[i];
term.line[i] = term.line[i-n];
int i;
Line temp;
LIMIT(n, 0, term.bot-orig+1);
-
+
tclearregion(0, orig, term.col-1, orig+n-1);
-
+
for(i = orig; i <= term.bot-n; i++) {
temp = term.line[i];
term.line[i] = term.line[i+n];
selscroll(int orig, int n) {
if(sel.bx == -1)
return;
-
+
if(BETWEEN(sel.by, orig, term.bot) || BETWEEN(sel.ey, orig, term.bot)) {
if((sel.by += n) > term.bot || (sel.ey += n) < term.top) {
sel.bx = -1;
void
csiparse(void) {
/* int noarg = 1; */
- char *p = escseq.buf;
+ char *p = csiescseq.buf;
- escseq.narg = 0;
+ csiescseq.narg = 0;
if(*p == '?')
- escseq.priv = 1, p++;
-
- while(p < escseq.buf+escseq.len) {
+ csiescseq.priv = 1, p++;
+
+ while(p < csiescseq.buf+csiescseq.len) {
while(isdigit(*p)) {
- escseq.arg[escseq.narg] *= 10;
- escseq.arg[escseq.narg] += *p++ - '0'/*, noarg = 0 */;
+ csiescseq.arg[csiescseq.narg] *= 10;
+ csiescseq.arg[csiescseq.narg] += *p++ - '0'/*, noarg = 0 */;
}
- if(*p == ';' && escseq.narg+1 < ESC_ARG_SIZ)
- escseq.narg++, p++;
+ if(*p == ';' && csiescseq.narg+1 < ESC_ARG_SIZ)
+ csiescseq.narg++, p++;
else {
- escseq.mode = *p;
- escseq.narg++;
+ csiescseq.mode = *p;
+ csiescseq.narg++;
return;
}
}
int src = term.c.x + n;
int dst = term.c.x;
int size = term.col - src;
-
+
term.dirty[term.c.y] = 1;
if(src >= term.col) {
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;
+ break;
case 4:
term.c.attr.mode |= ATTR_UNDERLINE;
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;
+ break;
case 24:
term.c.attr.mode &= ~ATTR_UNDERLINE;
break;
fprintf(stderr, "erresc: bad fgcolor %d\n", attr[i]);
}
else
- fprintf(stderr, "erresc: gfx attr %d unknown\n", attr[i]);
+ fprintf(stderr, "erresc(38): gfx attr %d unknown\n", attr[i]);
break;
case 39:
term.c.attr.fg = DefaultFG;
fprintf(stderr, "erresc: bad bgcolor %d\n", attr[i]);
}
else
- fprintf(stderr, "erresc: gfx attr %d unknown\n", attr[i]);
+ fprintf(stderr, "erresc(48): gfx attr %d unknown\n", attr[i]);
break;
case 49:
term.c.attr.bg = DefaultBG;
else if(BETWEEN(attr[i], 100, 107))
term.c.attr.fg = attr[i] - 100 + 8;
else
- fprintf(stderr, "erresc: gfx attr %d unknown\n", attr[i]), csidump();
-
+ fprintf(stderr, "erresc(default): gfx attr %d unknown\n", attr[i]), csidump();
break;
}
}
term.bot = b;
}
+#define MODBIT(x, set, bit) ((set) ? ((x) |= (bit)) : ((x) &= ~(bit)))
+
+void
+tsetmode(bool priv, bool set, int *args, int narg) {
+ int *lim, mode;
+
+ for (lim = args + narg; args < lim; ++args) {
+ if(priv) {
+ switch(*args) {
+ case 1:
+ MODBIT(term.mode, set, MODE_APPKEYPAD);
+ break;
+ case 5: /* DECSCNM -- Reverve video */
+ mode = term.mode;
+ MODBIT(term.mode,set, MODE_REVERSE);
+ if (mode != term.mode)
+ draw();
+ break;
+ case 7:
+ MODBIT(term.mode, set, MODE_WRAP);
+ break;
+ case 20:
+ MODBIT(term.mode, set, MODE_CRLF);
+ break;
+ case 12: /* att610 -- Start blinking cursor (IGNORED) */
+ break;
+ case 25:
+ MODBIT(term.c.state, !set, CURSOR_HIDE);
+ break;
+ case 1000: /* 1000,1002: enable xterm mouse report */
+ MODBIT(term.mode, set, MODE_MOUSEBTN);
+ break;
+ case 1002:
+ MODBIT(term.mode, set, MODE_MOUSEMOTION);
+ break;
+ case 1049: /* = 1047 and 1048 */
+ case 47:
+ case 1047:
+ if(IS_SET(MODE_ALTSCREEN))
+ tclearregion(0, 0, term.col-1, term.row-1);
+ if ((set && !IS_SET(MODE_ALTSCREEN)) ||
+ (!set && IS_SET(MODE_ALTSCREEN))) {
+ tswapscreen();
+ }
+ if (*args != 1049)
+ break;
+ /* pass through */
+ case 1048:
+ tcursor((set) ? CURSOR_SAVE : CURSOR_LOAD);
+ break;
+ default:
+ fprintf(stderr,
+ "erresc: unknown private set/reset mode %d\n",
+ *args);
+ break;
+ }
+ } else {
+ switch(*args) {
+ case 4:
+ MODBIT(term.mode, set, MODE_INSERT);
+ break;
+ default:
+ fprintf(stderr,
+ "erresc: unknown set/reset mode %d\n",
+ *args);
+ break;
+ }
+ }
+ }
+}
+#undef MODBIT
+
+
void
csihandle(void) {
- switch(escseq.mode) {
+ switch(csiescseq.mode) {
default:
unknown:
fprintf(stderr, "erresc: unknown csi ");
/* die(""); */
break;
case '@': /* ICH -- Insert <n> blank char */
- DEFAULT(escseq.arg[0], 1);
- tinsertblank(escseq.arg[0]);
+ DEFAULT(csiescseq.arg[0], 1);
+ tinsertblank(csiescseq.arg[0]);
break;
case 'A': /* CUU -- Cursor <n> Up */
case 'e':
- DEFAULT(escseq.arg[0], 1);
- tmoveto(term.c.x, term.c.y-escseq.arg[0]);
+ DEFAULT(csiescseq.arg[0], 1);
+ tmoveto(term.c.x, term.c.y-csiescseq.arg[0]);
break;
case 'B': /* CUD -- Cursor <n> Down */
- DEFAULT(escseq.arg[0], 1);
- tmoveto(term.c.x, term.c.y+escseq.arg[0]);
+ DEFAULT(csiescseq.arg[0], 1);
+ tmoveto(term.c.x, term.c.y+csiescseq.arg[0]);
break;
case 'C': /* CUF -- Cursor <n> Forward */
case 'a':
- DEFAULT(escseq.arg[0], 1);
- tmoveto(term.c.x+escseq.arg[0], term.c.y);
+ DEFAULT(csiescseq.arg[0], 1);
+ tmoveto(term.c.x+csiescseq.arg[0], term.c.y);
break;
case 'D': /* CUB -- Cursor <n> Backward */
- DEFAULT(escseq.arg[0], 1);
- tmoveto(term.c.x-escseq.arg[0], term.c.y);
+ DEFAULT(csiescseq.arg[0], 1);
+ tmoveto(term.c.x-csiescseq.arg[0], term.c.y);
break;
case 'E': /* CNL -- Cursor <n> Down and first col */
- DEFAULT(escseq.arg[0], 1);
- tmoveto(0, term.c.y+escseq.arg[0]);
+ DEFAULT(csiescseq.arg[0], 1);
+ tmoveto(0, term.c.y+csiescseq.arg[0]);
break;
case 'F': /* CPL -- Cursor <n> Up and first col */
- DEFAULT(escseq.arg[0], 1);
- tmoveto(0, term.c.y-escseq.arg[0]);
+ DEFAULT(csiescseq.arg[0], 1);
+ tmoveto(0, term.c.y-csiescseq.arg[0]);
+ break;
+ case 'g': /* TBC -- Tabulation clear */
+ switch (csiescseq.arg[0]) {
+ case 0: /* clear current tab stop */
+ term.tabs[term.c.x] = 0;
+ break;
+ case 3: /* clear all the tabs */
+ memset(term.tabs, 0, term.col * sizeof(*term.tabs));
+ break;
+ default:
+ goto unknown;
+ }
break;
case 'G': /* CHA -- Move to <col> */
case '`': /* XXX: HPA -- same? */
- DEFAULT(escseq.arg[0], 1);
- tmoveto(escseq.arg[0]-1, term.c.y);
+ 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? */
- DEFAULT(escseq.arg[0], 1);
- DEFAULT(escseq.arg[1], 1);
- tmoveto(escseq.arg[1]-1, escseq.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]--)
+ tputtab(1);
break;
- /* XXX: (CSI n I) CHT -- Cursor Forward Tabulation <n> tab stops */
case 'J': /* ED -- Clear screen */
sel.bx = -1;
- switch(escseq.arg[0]) {
+ switch(csiescseq.arg[0]) {
case 0: /* below */
tclearregion(term.c.x, term.c.y, term.col-1, term.c.y);
if(term.c.y < term.row-1)
}
break;
case 'K': /* EL -- Clear line */
- switch(escseq.arg[0]) {
+ switch(csiescseq.arg[0]) {
case 0: /* right */
tclearregion(term.c.x, term.c.y, term.col-1, term.c.y);
break;
}
break;
case 'S': /* SU -- Scroll <n> line up */
- DEFAULT(escseq.arg[0], 1);
- tscrollup(term.top, escseq.arg[0]);
+ DEFAULT(csiescseq.arg[0], 1);
+ tscrollup(term.top, csiescseq.arg[0]);
break;
case 'T': /* SD -- Scroll <n> line down */
- DEFAULT(escseq.arg[0], 1);
- tscrolldown(term.top, escseq.arg[0]);
+ DEFAULT(csiescseq.arg[0], 1);
+ tscrolldown(term.top, csiescseq.arg[0]);
break;
case 'L': /* IL -- Insert <n> blank lines */
- DEFAULT(escseq.arg[0], 1);
- tinsertblankline(escseq.arg[0]);
+ DEFAULT(csiescseq.arg[0], 1);
+ tinsertblankline(csiescseq.arg[0]);
break;
case 'l': /* RM -- Reset Mode */
- if(escseq.priv) {
- switch(escseq.arg[0]) {
- case 1:
- term.mode &= ~MODE_APPKEYPAD;
- break;
- case 5: /* DECSCNM -- Remove reverse video */
- if(IS_SET(MODE_REVERSE)) {
- term.mode &= ~MODE_REVERSE;
- draw();
- }
- break;
- case 7:
- term.mode &= ~MODE_WRAP;
- break;
- case 12: /* att610 -- Stop blinking cursor (IGNORED) */
- break;
- case 20:
- term.mode &= ~MODE_CRLF;
- break;
- case 25:
- term.c.state |= CURSOR_HIDE;
- break;
- case 1000: /* disable X11 xterm mouse reporting */
- term.mode &= ~MODE_MOUSEBTN;
- break;
- case 1002:
- term.mode &= ~MODE_MOUSEMOTION;
- break;
- case 1049: /* = 1047 and 1048 */
- case 47:
- case 1047:
- if(IS_SET(MODE_ALTSCREEN)) {
- tclearregion(0, 0, term.col-1, term.row-1);
- tswapscreen();
- }
- if(escseq.arg[0] != 1049)
- break;
- case 1048:
- tcursor(CURSOR_LOAD);
- break;
- default:
- goto unknown;
- }
- } else {
- switch(escseq.arg[0]) {
- case 4:
- term.mode &= ~MODE_INSERT;
- break;
- default:
- goto unknown;
- }
- }
+ tsetmode(csiescseq.priv, 0, csiescseq.arg, csiescseq.narg);
break;
case 'M': /* DL -- Delete <n> lines */
- DEFAULT(escseq.arg[0], 1);
- tdeleteline(escseq.arg[0]);
+ DEFAULT(csiescseq.arg[0], 1);
+ tdeleteline(csiescseq.arg[0]);
break;
case 'X': /* ECH -- Erase <n> char */
- DEFAULT(escseq.arg[0], 1);
- tclearregion(term.c.x, term.c.y, term.c.x + escseq.arg[0], term.c.y);
+ DEFAULT(csiescseq.arg[0], 1);
+ tclearregion(term.c.x, term.c.y, term.c.x + csiescseq.arg[0], term.c.y);
break;
case 'P': /* DCH -- Delete <n> char */
- DEFAULT(escseq.arg[0], 1);
- tdeletechar(escseq.arg[0]);
+ DEFAULT(csiescseq.arg[0], 1);
+ tdeletechar(csiescseq.arg[0]);
+ break;
+ case 'Z': /* CBT -- Cursor Backward Tabulation <n> tab stops */
+ DEFAULT(csiescseq.arg[0], 1);
+ while (csiescseq.arg[0]--)
+ tputtab(0);
break;
- /* XXX: (CSI n Z) CBT -- Cursor Backward Tabulation <n> tab stops */
case 'd': /* VPA -- Move to <row> */
- DEFAULT(escseq.arg[0], 1);
- tmoveto(term.c.x, escseq.arg[0]-1);
+ DEFAULT(csiescseq.arg[0], 1);
+ tmoveto(term.c.x, csiescseq.arg[0]-1);
break;
case 'h': /* SM -- Set terminal mode */
- if(escseq.priv) {
- switch(escseq.arg[0]) {
- case 1:
- term.mode |= MODE_APPKEYPAD;
- break;
- case 5: /* DECSCNM -- Reverve video */
- if(!IS_SET(MODE_REVERSE)) {
- term.mode |= MODE_REVERSE;
- draw();
- }
- break;
- case 7:
- term.mode |= MODE_WRAP;
- break;
- case 20:
- term.mode |= MODE_CRLF;
- break;
- case 12: /* att610 -- Start blinking cursor (IGNORED) */
- /* fallthrough for xterm cvvis = CSI [ ? 12 ; 25 h */
- if(escseq.narg > 1 && escseq.arg[1] != 25)
- break;
- case 25:
- term.c.state &= ~CURSOR_HIDE;
- break;
- case 1000: /* 1000,1002: enable xterm mouse report */
- term.mode |= MODE_MOUSEBTN;
- break;
- case 1002:
- term.mode |= MODE_MOUSEMOTION;
- break;
- case 1049: /* = 1047 and 1048 */
- case 47:
- case 1047:
- if(IS_SET(MODE_ALTSCREEN))
- tclearregion(0, 0, term.col-1, term.row-1);
- else
- tswapscreen();
- if(escseq.arg[0] != 1049)
- break;
- case 1048:
- tcursor(CURSOR_SAVE);
- break;
- default: goto unknown;
- }
- } else {
- switch(escseq.arg[0]) {
- case 4:
- term.mode |= MODE_INSERT;
- break;
- default: goto unknown;
- }
- };
+ tsetmode(csiescseq.priv, 1, csiescseq.arg, csiescseq.narg);
break;
case 'm': /* SGR -- Terminal attribute (color) */
- tsetattr(escseq.arg, escseq.narg);
+ tsetattr(csiescseq.arg, csiescseq.narg);
break;
case 'r': /* DECSTBM -- Set Scrolling Region */
- if(escseq.priv)
+ if(csiescseq.priv)
goto unknown;
else {
- DEFAULT(escseq.arg[0], 1);
- DEFAULT(escseq.arg[1], term.row);
- tsetscroll(escseq.arg[0]-1, escseq.arg[1]-1);
+ DEFAULT(csiescseq.arg[0], 1);
+ DEFAULT(csiescseq.arg[1], term.row);
+ tsetscroll(csiescseq.arg[0]-1, csiescseq.arg[1]-1);
tmoveto(0, 0);
}
break;
csidump(void) {
int i;
printf("ESC[");
- for(i = 0; i < escseq.len; i++) {
- uint c = escseq.buf[i] & 0xff;
+ 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)");
void
csireset(void) {
- memset(&escseq, 0, sizeof(escseq));
+ memset(&csiescseq, 0, sizeof(csiescseq));
+}
+
+void
+strhandle(void) {
+ char *p;
+
+ /*
+ * TODO: make this being useful in case of color palette change.
+ */
+ strparse();
+
+ p = strescseq.buf;
+
+ switch(strescseq.type) {
+ case ']': /* OSC -- Operating System Command */
+ switch(p[0]) {
+ case '0':
+ case '1':
+ case '2':
+ /*
+ * TODO: Handle special chars in string, like umlauts.
+ */
+ if(p[1] == ';') {
+ XStoreName(xw.dpy, xw.win, strescseq.buf+2);
+ }
+ break;
+ case ';':
+ XStoreName(xw.dpy, xw.win, strescseq.buf+1);
+ break;
+ case '4': /* TODO: Set color (arg0) to "rgb:%hexr/$hexg/$hexb" (arg1) */
+ break;
+ default:
+ fprintf(stderr, "erresc: unknown str ");
+ strdump();
+ break;
+ }
+ break;
+ case 'P': /* DSC -- Device Control String */
+ case '_': /* APC -- Application Program Command */
+ case '^': /* PM -- Privacy Message */
+ default:
+ fprintf(stderr, "erresc: unknown str ");
+ strdump();
+ /* die(""); */
+ break;
+ }
+}
+
+void
+strparse(void) {
+ /*
+ * TODO: Implement parsing like for CSI when required.
+ * Format: ESC type cmd ';' arg0 [';' argn] ESC \
+ */
+ return;
+}
+
+void
+strdump(void) {
+ int 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);
+ }
+ printf("ESC\\\n");
}
void
-tputtab(void) {
- int space = TAB - term.c.x % TAB;
- tmoveto(term.c.x + space, term.c.y);
+strreset(void) {
+ memset(&strescseq, 0, sizeof(strescseq));
+}
+
+void
+tputtab(bool forward) {
+ unsigned x = term.c.x;
+
+ if (forward) {
+ if (x == term.col)
+ return;
+ for (++x; x < term.col && !term.tabs[x]; ++x)
+ /* nothing */ ;
+ } else {
+ if (x == 0)
+ return;
+ for (--x; x > 0 && !term.tabs[x]; --x)
+ /* nothing */ ;
+ }
+ tmoveto(x, term.c.y);
}
void
tputc(char *c) {
char ascii = *c;
+
+ if (fileio)
+ putc(ascii, fileio);
if(term.esc & ESC_START) {
if(term.esc & ESC_CSI) {
- escseq.buf[escseq.len++] = ascii;
- if(BETWEEN(ascii, 0x40, 0x7E) || escseq.len >= ESC_BUF_SIZ) {
+ csiescseq.buf[csiescseq.len++] = ascii;
+ if(BETWEEN(ascii, 0x40, 0x7E) || csiescseq.len >= ESC_BUF_SIZ) {
term.esc = 0;
csiparse(), csihandle();
}
- /* TODO: handle other OSC */
- } else if(term.esc & ESC_OSC) {
- if(ascii == ';') {
- term.titlelen = 0;
- term.esc = ESC_START | ESC_TITLE;
- }
- } else if(term.esc & ESC_TITLE) {
- if(ascii == '\a' || term.titlelen+1 >= ESC_TITLE_SIZ) {
+ } else if(term.esc & ESC_STR) {
+ switch(ascii) {
+ case '\033':
+ term.esc = ESC_START | ESC_STR_END;
+ break;
+ case '\a': /* backwards compatibility to xterm */
term.esc = 0;
- term.title[term.titlelen] = '\0';
- XStoreName(xw.dpy, xw.win, term.title);
- } else {
- term.title[term.titlelen++] = ascii;
+ strhandle();
+ break;
+ default:
+ strescseq.buf[strescseq.len++] = ascii;
+ if (strescseq.len+1 >= STR_BUF_SIZ) {
+ term.esc = 0;
+ strhandle();
+ }
}
+ } else if(term.esc & ESC_STR_END) {
+ term.esc = 0;
+ if(ascii == '\\')
+ strhandle();
} else if(term.esc & ESC_ALTCHARSET) {
switch(ascii) {
case '0': /* Line drawing crap */
case '[':
term.esc |= ESC_CSI;
break;
- case ']':
- term.esc |= ESC_OSC;
+ case 'P': /* DCS -- Device Control String */
+ case '_': /* APC -- Application Program Command */
+ case '^': /* PM -- Privacy Message */
+ case ']': /* OSC -- Operating System Command */
+ strreset();
+ strescseq.type = ascii;
+ term.esc |= ESC_STR;
break;
case '(':
term.esc |= ESC_ALTCHARSET;
tnewline(1); /* always go to first col */
term.esc = 0;
break;
+ case 'H': /* HTS -- Horizontal tab stop */
+ term.tabs[term.c.x] = 1;
+ term.esc = 0;
+ break;
case 'M': /* RI -- Reverse index */
if(term.c.y == term.top)
tscrolldown(term.top, 1);
tcursor(CURSOR_LOAD);
term.esc = 0;
break;
+ case '\\': /* ST -- Stop */
+ term.esc = 0;
+ break;
default:
fprintf(stderr, "erresc: unknown sequence ESC 0x%02X '%c'\n",
(uchar) ascii, isprint(ascii)?ascii:'.');
sel.bx = -1;
switch(ascii) {
case '\t':
- tputtab();
+ tputtab(1);
break;
case '\b':
tmoveto(term.c.x-1, term.c.y);
} else
dc.col[i] = color.pixel;
}
-
+
/* load colors [16-255] ; same colors as xterm */
for(i = 16, r = 0; r < 6; r++)
for(g = 0; g < 6; g++)
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);
+ BORDER + x1 * xw.cw, BORDER + y1 * xw.ch,
+ (x2-x1+1) * xw.cw, (y2-y1+1) * xw.ch);
}
void
if(!(xw.dpy = XOpenDisplay(NULL)))
die("Can't open display\n");
xw.scr = XDefaultScreen(xw.dpy);
-
+
/* font */
initfonts(FONT, BOLDFONT);
XNFocusWindow, xw.win, NULL);
/* gc */
dc.gc = XCreateGC(xw.dpy, xw.win, 0, NULL);
-
+
/* white cursor, black outline */
cursor = XCreateFontCursor(xw.dpy, XC_xterm);
XDefineCursor(xw.dpy, xw.win, cursor);
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)
}
XmbDrawImageString(xw.dpy, xw.buf, fontset, dc.gc, winx, winy, s, bytelen);
-
+
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);
+ XdbeSwapInfo swpinfo[1] = {{xw.win, XdbeCopied}};
+ XdbeSwapBuffers(xw.dpy, swpinfo, 1);
}
static int oldy = 0;
int sl;
Glyph g = {{' '}, ATTR_NULL, DefaultBG, DefaultCS, 0};
-
+
LIMIT(oldx, 0, term.col-1);
LIMIT(oldy, 0, term.row-1);
-
+
if(term.line[term.c.y][term.c.x].state & GLYPH_SET)
memcpy(g.c, term.line[term.c.y][term.c.x].c, UTF_SIZ);
if(xw.state & WIN_REDRAW) {
if(!e->count)
xw.state &= ~WIN_REDRAW;
- }
- xcopy();
+ }
+ xcopy();
}
void
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)))
ttywrite(customkey, strlen(customkey));
void
resize(XEvent *e) {
int col, row;
-
+
if(e->xconfigure.width == xw.w && e->xconfigure.height == xw.h)
return;
-
+
xw.w = e->xconfigure.width;
xw.h = e->xconfigure.height;
col = (xw.w - 2*BORDER) / xw.cw;
int xfd = XConnectionNumber(xw.dpy);
struct timeval timeout = {0};
bool stuff_to_print = 0;
-
+
for(;;) {
FD_ZERO(&rfd);
FD_SET(cmdfd, &rfd);
int
main(int argc, char *argv[]) {
int i;
-
+
for(i = 1; i < argc; i++) {
switch(argv[i][0] != '-' || argv[i][2] ? -1 : argv[i][1]) {
case 't':
case 'w':
if(++i < argc) opt_embed = argv[i];
break;
+ case 'f':
+ if (++i < argc) opt_io = argv[i];
+ break;
case 'e':
/* eat every remaining arguments */
if(++i < argc) opt_cmd = &argv[i];