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Fix portability problem in techo()
[st.git]
/
st.c
diff --git
a/st.c
b/st.c
index
3aa8539
..
d8ff30b
100644
(file)
--- a/
st.c
+++ b/
st.c
@@
-89,19
+89,18
@@
char *argv0;
#define VT102ID "\033[?6c"
enum glyph_attribute {
#define VT102ID "\033[?6c"
enum glyph_attribute {
-
ATTR_NULL = 0,
+ ATTR_NULL = 0,
ATTR_BOLD = 1,
ATTR_FAINT = 2,
ATTR_ITALIC = 4,
ATTR_UNDERLINE = 8,
ATTR_BLINK = 16,
ATTR_BOLD = 1,
ATTR_FAINT = 2,
ATTR_ITALIC = 4,
ATTR_UNDERLINE = 8,
ATTR_BLINK = 16,
- ATTR_FASTBLINK = 32,
- ATTR_REVERSE = 64,
- ATTR_INVISIBLE = 128,
- ATTR_STRUCK = 256,
- ATTR_WRAP = 512,
- ATTR_WIDE = 1024,
- ATTR_WDUMMY = 2048,
+ ATTR_REVERSE = 32,
+ ATTR_INVISIBLE = 64,
+ ATTR_STRUCK = 128,
+ ATTR_WRAP = 256,
+ ATTR_WIDE = 512,
+ ATTR_WDUMMY = 1024,
};
enum cursor_movement {
};
enum cursor_movement {
@@
-375,6
+374,7
@@
static void tdeletechar(int);
static void tdeleteline(int);
static void tinsertblank(int);
static void tinsertblankline(int);
static void tdeleteline(int);
static void tinsertblank(int);
static void tinsertblankline(int);
+static int tlinelen(int);
static void tmoveto(int, int);
static void tmoveato(int, int);
static void tnew(int, int);
static void tmoveto(int, int);
static void tmoveato(int, int);
static void tnew(int, int);
@@
-382,7
+382,7
@@
static void tnewline(int);
static void tputtab(int);
static void tputc(char *, int);
static void treset(void);
static void tputtab(int);
static void tputc(char *, int);
static void treset(void);
-static
int
tresize(int, int);
+static
void
tresize(int, int);
static void tscrollup(int, int);
static void tscrolldown(int, int);
static void tsetattr(int *, int);
static void tscrollup(int, int);
static void tscrolldown(int, int);
static void tsetattr(int *, int);
@@
-404,6
+404,7
@@
static void ttyread(void);
static void ttyresize(void);
static void ttysend(char *, size_t);
static void ttywrite(const char *, size_t);
static void ttyresize(void);
static void ttysend(char *, size_t);
static void ttywrite(const char *, size_t);
+static void tstrsequence(uchar c);
static void xdraws(char *, Glyph, int, int, int, int);
static void xhints(void);
static void xdraws(char *, Glyph, int, int, int, int);
static void xhints(void);
@@
-920,7
+921,7
@@
bpress(XEvent *e) {
char *
getsel(void) {
char *str, *ptr;
char *
getsel(void) {
char *str, *ptr;
- int
x, y, bufsize, size, ex
;
+ int
y, bufsize, size, lastx, linelen
;
Glyph *gp, *last;
if(sel.ob.x == -1)
Glyph *gp, *last;
if(sel.ob.x == -1)
@@
-931,16
+932,19
@@
getsel(void) {
/* append every set & selected glyph to the selection */
for(y = sel.nb.y; y < sel.ne.y + 1; y++) {
/* append every set & selected glyph to the selection */
for(y = sel.nb.y; y < sel.ne.y + 1; y++) {
- gp = &term.line[y][0];
- last = &gp[term.col-1];
+ linelen = tlinelen(y);
- while(last >= gp && !(selected(last - gp, y) &&
- strcmp(last->c, " ") != 0)) {
- --last;
+ if(sel.type == SEL_RECTANGULAR) {
+ gp = &term.line[y][sel.nb.x];
+ lastx = sel.ne.x;
+ } else {
+ gp = &term.line[y][sel.nb.y == y ? sel.nb.x : 0];
+ lastx = (sel.ne.y == y) ? sel.ne.x : term.col-1;
}
}
+ last = &term.line[y][MIN(lastx, linelen-1)];
- for(
x = 0; gp <= last; x++,
++gp) {
- if(
!selected(x, y) || (gp->mode & ATTR_WDUMMY)
)
+ for(
; gp <= last;
++gp) {
+ if(
gp->mode & ATTR_WDUMMY
)
continue;
size = utf8len(gp->c);
continue;
size = utf8len(gp->c);
@@
-957,20
+961,8
@@
getsel(void) {
* st.
* FIXME: Fix the computer world.
*/
* st.
* FIXME: Fix the computer world.
*/
- if(
y < sel.ne.y && !(x > 0 && (gp-1)->mode & ATTR_WRAP)
)
+ if(
sel.ne.y > y || lastx >= linelen
)
*ptr++ = '\n';
*ptr++ = '\n';
-
- /*
- * If the last selected line expands in the selection
- * after the visible text '\n' is appended.
- */
- if(y == sel.ne.y) {
- ex = sel.ne.x;
- if(sel.nb.y == sel.ne.y && sel.ne.x < sel.nb.x)
- ex = sel.nb.x;
- if(tlinelen(y) < ex)
- *ptr++ = '\n';
- }
}
*ptr = 0;
return str;
}
*ptr = 0;
return str;
@@
-1184,16
+1176,15
@@
execsh(void) {
void
sigchld(int a) {
void
sigchld(int a) {
- int stat
= 0
;
+ int stat
, ret
;
if(waitpid(pid, &stat, 0) < 0)
die("Waiting for pid %hd failed: %s\n", pid, strerror(errno));
if(waitpid(pid, &stat, 0) < 0)
die("Waiting for pid %hd failed: %s\n", pid, strerror(errno));
- if(WIFEXITED(stat)) {
- exit(WEXITSTATUS(stat));
- } else {
- exit(EXIT_FAILURE);
- }
+ ret = WIFEXITED(stat) ? WEXITSTATUS(stat) : EXIT_FAILURE;
+ if (ret != EXIT_SUCCESS)
+ die("child finished with error '%d'\n", stat);
+ exit(EXIT_SUCCESS);
}
void
}
void
@@
-1562,6
+1553,7
@@
tsetchar(char *c, Glyph *attr, int x, int y) {
void
tclearregion(int x1, int y1, int x2, int y2) {
int x, y, temp;
void
tclearregion(int x1, int y1, int x2, int y2) {
int x, y, temp;
+ Glyph *gp;
if(x1 > x2)
temp = x1, x1 = x2, x2 = temp;
if(x1 > x2)
temp = x1, x1 = x2, x2 = temp;
@@
-1576,10
+1568,13
@@
tclearregion(int x1, int y1, int x2, int y2) {
for(y = y1; y <= y2; y++) {
term.dirty[y] = 1;
for(x = x1; x <= x2; x++) {
for(y = y1; y <= y2; y++) {
term.dirty[y] = 1;
for(x = x1; x <= x2; x++) {
+ gp = &term.line[y][x];
if(selected(x, y))
selclear(NULL);
if(selected(x, y))
selclear(NULL);
- term.line[y][x] = term.c.attr;
- memcpy(term.line[y][x].c, " ", 2);
+ gp->fg = term.c.attr.fg;
+ gp->bg = term.c.attr.bg;
+ gp->mode = 0;
+ memcpy(gp->c, " ", 2);
}
}
}
}
}
}
@@
-1691,7
+1686,6
@@
tsetattr(int *attr, int l) {
ATTR_ITALIC |
ATTR_UNDERLINE |
ATTR_BLINK |
ATTR_ITALIC |
ATTR_UNDERLINE |
ATTR_BLINK |
- ATTR_FASTBLINK |
ATTR_REVERSE |
ATTR_INVISIBLE |
ATTR_STRUCK );
ATTR_REVERSE |
ATTR_INVISIBLE |
ATTR_STRUCK );
@@
-1711,10
+1705,9
@@
tsetattr(int *attr, int l) {
term.c.attr.mode |= ATTR_UNDERLINE;
break;
case 5: /* slow blink */
term.c.attr.mode |= ATTR_UNDERLINE;
break;
case 5: /* slow blink */
- term.c.attr.mode |= ATTR_BLINK;
- break;
+ /* FALLTHROUGH */
case 6: /* rapid blink */
case 6: /* rapid blink */
- term.c.attr.mode |= ATTR_
FAST
BLINK;
+ term.c.attr.mode |= ATTR_BLINK;
break;
case 7:
term.c.attr.mode |= ATTR_REVERSE;
break;
case 7:
term.c.attr.mode |= ATTR_REVERSE;
@@
-1725,11
+1718,8
@@
tsetattr(int *attr, int l) {
case 9:
term.c.attr.mode |= ATTR_STRUCK;
break;
case 9:
term.c.attr.mode |= ATTR_STRUCK;
break;
- case 21:
- term.c.attr.mode &= ~ATTR_BOLD;
- break;
case 22:
case 22:
- term.c.attr.mode &= ~
ATTR_FAINT
;
+ term.c.attr.mode &= ~
(ATTR_BOLD | ATTR_FAINT)
;
break;
case 23:
term.c.attr.mode &= ~ATTR_ITALIC;
break;
case 23:
term.c.attr.mode &= ~ATTR_ITALIC;
@@
-1740,9
+1730,6
@@
tsetattr(int *attr, int l) {
case 25:
term.c.attr.mode &= ~ATTR_BLINK;
break;
case 25:
term.c.attr.mode &= ~ATTR_BLINK;
break;
- case 26:
- term.c.attr.mode &= ~ATTR_FASTBLINK;
- break;
case 27:
term.c.attr.mode &= ~ATTR_REVERSE;
break;
case 27:
term.c.attr.mode &= ~ATTR_REVERSE;
break;
@@
-2287,12
+2274,10
@@
tdumpline(int n) {
Glyph *bp, *end;
bp = &term.line[n][0];
Glyph *bp, *end;
bp = &term.line[n][0];
- end = &bp[term.col-1];
- while(end > bp && !strcmp(" ", end->c))
- --end;
- if(bp != end || strcmp(bp->c, " ")) {
+ end = &bp[MIN(tlinelen(n), term.col) - 1];
+ if(bp != end || bp->c[0] != ' ') {
for( ;bp <= end; ++bp)
for( ;bp <= end; ++bp)
- tprinter(bp->c,
str
len(bp->c));
+ tprinter(bp->c,
utf8
len(bp->c));
}
tprinter("\n", 1);
}
}
tprinter("\n", 1);
}
@@
-2326,13
+2311,13
@@
techo(char *buf, int len) {
for(; len > 0; buf++, len--) {
char c = *buf;
for(; len > 0; buf++, len--) {
char c = *buf;
- if(ISCONTROL(c)) { /* control code */
+ if(ISCONTROL(
(uchar)
c)) { /* control code */
if(c & 0x80) {
c &= 0x7f;
tputc("^", 1);
tputc("[", 1);
} else if(c != '\n' && c != '\r' && c != '\t') {
if(c & 0x80) {
c &= 0x7f;
tputc("^", 1);
tputc("[", 1);
} else if(c != '\n' && c != '\r' && c != '\t') {
- c ^=
'\x40'
;
+ c ^=
0x40
;
tputc("^", 1);
}
tputc(&c, 1);
tputc("^", 1);
}
tputc(&c, 1);
@@
-2357,6
+2342,30
@@
tdeftran(char ascii) {
}
}
}
}
+void
+tstrsequence(uchar c) {
+ if (c & 0x80) {
+ switch (c) {
+ case 0x90: /* DCS -- Device Control String */
+ c = 'P';
+ break;
+ case 0x9f: /* APC -- Application Program Command */
+ c = '_';
+ break;
+ case 0x9e: /* PM -- Privacy Message */
+ c = '^';
+ break;
+ case 0x9d: /* OSC -- Operating System Command */
+ c = ']';
+ break;
+ }
+ }
+ strreset();
+ strescseq.type = c;
+ term.esc |= ESC_STR;
+ return;
+}
+
void
tcontrolcode(uchar ascii) {
static char question[UTF_SIZ] = "?";
void
tcontrolcode(uchar ascii) {
static char question[UTF_SIZ] = "?";
@@
-2411,20
+2420,30
@@
tcontrolcode(uchar ascii) {
case 0177: /* DEL (IGNORED) */
return;
case 0x84: /* TODO: IND */
case 0177: /* DEL (IGNORED) */
return;
case 0x84: /* TODO: IND */
- case 0x85: /* TODO: NEL */
- case 0x88: /* TODO: HTS */
+ break;
+ case 0x85: /* NEL -- Next line */
+ tnewline(1); /* always go to first col */
+ break;
+ case 0x88: /* HTS -- Horizontal tab stop */
+ term.tabs[term.c.x] = 1;
+ break;
case 0x8d: /* TODO: RI */
case 0x8e: /* TODO: SS2 */
case 0x8f: /* TODO: SS3 */
case 0x8d: /* TODO: RI */
case 0x8e: /* TODO: SS2 */
case 0x8f: /* TODO: SS3 */
- case 0x90: /* TODO: DCS */
case 0x98: /* TODO: SOS */
case 0x98: /* TODO: SOS */
- case 0x9a: /* TODO: DECID */
+ break;
+ case 0x9a: /* DECID -- Identify Terminal */
+ ttywrite(VT102ID, sizeof(VT102ID) - 1);
+ break;
case 0x9b: /* TODO: CSI */
case 0x9c: /* TODO: ST */
case 0x9b: /* TODO: CSI */
case 0x9c: /* TODO: ST */
- case 0x9d: /* TODO: OSC */
- case 0x9e: /* TODO: PM */
- case 0x9f: /* TODO: APC */
break;
break;
+ case 0x90: /* DCS -- Device Control String */
+ case 0x9f: /* APC -- Application Program Command */
+ case 0x9e: /* PM -- Privacy Message */
+ case 0x9d: /* OSC -- Operating System Command */
+ tstrsequence(ascii);
+ return;
}
/* only CAN, SUB, \a and C1 chars interrupt a sequence */
term.esc &= ~(ESC_STR_END|ESC_STR);
}
/* only CAN, SUB, \a and C1 chars interrupt a sequence */
term.esc &= ~(ESC_STR_END|ESC_STR);
@@
-2540,9
+2559,7
@@
tputc(char *c, int len) {
case '^': /* PM -- Privacy Message */
case ']': /* OSC -- Operating System Command */
case 'k': /* old title set compatibility */
case '^': /* PM -- Privacy Message */
case ']': /* OSC -- Operating System Command */
case 'k': /* old title set compatibility */
- strreset();
- strescseq.type = ascii;
- term.esc |= ESC_STR;
+ tstrsequence(ascii);
return;
case '(': /* set primary charset G0 */
case ')': /* set secondary charset G1 */
return;
case '(': /* set primary charset G0 */
case ')': /* set secondary charset G1 */
@@
-2639,7
+2656,7
@@
tputc(char *c, int len) {
}
}
}
}
-int
+void
tresize(int col, int row) {
int i;
int minrow = MIN(row, term.row);
tresize(int col, int row) {
int i;
int minrow = MIN(row, term.row);
@@
-2649,8
+2666,11
@@
tresize(int col, int row) {
Line *orig;
TCursor c;
Line *orig;
TCursor c;
- if(col < 1 || row < 1)
- return 0;
+ if(col < 1 || row < 1) {
+ fprintf(stderr,
+ "tresize: error resizing to %dx%d\n", col, row);
+ return;
+ }
/* free unneeded rows */
i = 0;
/* free unneeded rows */
i = 0;
@@
-2680,14
+2700,12
@@
tresize(int col, int row) {
/* resize each row to new width, zero-pad if needed */
for(i = 0; i < minrow; i++) {
/* resize each row to new width, zero-pad if needed */
for(i = 0; i < minrow; i++) {
- term.dirty[i] = 1;
term.line[i] = xrealloc(term.line[i], col * sizeof(Glyph));
term.alt[i] = xrealloc(term.alt[i], col * sizeof(Glyph));
}
/* allocate any new rows */
for(/* i == minrow */; i < row; i++) {
term.line[i] = xrealloc(term.line[i], col * sizeof(Glyph));
term.alt[i] = xrealloc(term.alt[i], col * sizeof(Glyph));
}
/* allocate any new rows */
for(/* i == minrow */; i < row; i++) {
- term.dirty[i] = 1;
term.line[i] = xmalloc(col * sizeof(Glyph));
term.alt[i] = xmalloc(col * sizeof(Glyph));
}
term.line[i] = xmalloc(col * sizeof(Glyph));
term.alt[i] = xmalloc(col * sizeof(Glyph));
}
@@
-2707,7
+2725,7
@@
tresize(int col, int row) {
tsetscroll(0, row-1);
/* make use of the LIMIT in tmoveto */
tmoveto(term.c.x, term.c.y);
tsetscroll(0, row-1);
/* make use of the LIMIT in tmoveto */
tmoveto(term.c.x, term.c.y);
- /* Clearing both screens */
+ /* Clearing both screens
(it makes dirty all lines)
*/
orig = term.line;
c = term.c;
do {
orig = term.line;
c = term.c;
do {
@@
-2721,8
+2739,6
@@
tresize(int col, int row) {
tcursor(CURSOR_LOAD);
} while(orig != term.line);
term.c = c;
tcursor(CURSOR_LOAD);
} while(orig != term.line);
term.c = c;
-
- return (slide > 0);
}
void
}
void
@@
-3189,7
+3205,7
@@
xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) {
* change basic system colors [0-7]
* to bright system colors [8-15]
*/
* change basic system colors [0-7]
* to bright system colors [8-15]
*/
- if(BETWEEN(base.fg, 0, 7))
+ if(BETWEEN(base.fg, 0, 7)
&& !(base.mode & ATTR_FAINT)
)
fg = &dc.col[base.fg + 8];
if(base.mode & ATTR_ITALIC) {
fg = &dc.col[base.fg + 8];
if(base.mode & ATTR_ITALIC) {
@@
-3233,6
+3249,14
@@
xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) {
bg = temp;
}
bg = temp;
}
+ if(base.mode & ATTR_FAINT && !(base.mode & ATTR_BOLD)) {
+ colfg.red = fg->color.red / 2;
+ colfg.green = fg->color.green / 2;
+ colfg.blue = fg->color.blue / 2;
+ XftColorAllocValue(xw.dpy, xw.vis, xw.cmap, &colfg, &revfg);
+ fg = &revfg;
+ }
+
if(base.mode & ATTR_BLINK && term.mode & MODE_BLINK)
fg = bg;
if(base.mode & ATTR_BLINK && term.mode & MODE_BLINK)
fg = bg;
@@
-3755,6
+3779,8
@@
run(void) {
/* Waiting for window mapping */
while(1) {
XNextEvent(xw.dpy, &ev);
/* Waiting for window mapping */
while(1) {
XNextEvent(xw.dpy, &ev);
+ if(XFilterEvent(&ev, None))
+ continue;
if(ev.type == ConfigureNotify) {
w = ev.xconfigure.width;
h = ev.xconfigure.height;
if(ev.type == ConfigureNotify) {
w = ev.xconfigure.width;
h = ev.xconfigure.height;