X-Git-Url: https://jasonwoof.com/gitweb/?p=st.git;a=blobdiff_plain;f=st.c;h=45bc89d179e561ab7ecc317f08cdd8a33caad122;hp=a69cc9e79cd3cf79255956d52037dea577d7736d;hb=ec3268961d1dc4072f6caa6f97db5436da2ff411;hpb=21bd4f4f9dce4dd19f218965e5a223c93a5a0fec diff --git a/st.c b/st.c index a69cc9e..45bc89d 100644 --- a/st.c +++ b/st.c @@ -89,19 +89,18 @@ char *argv0; #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_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 { @@ -375,6 +374,7 @@ static void tdeletechar(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); @@ -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 tstrsequence(uchar c); 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; - int x, y, bufsize, size, ex; + int y, bufsize, size, lastx, linelen; 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++) { - 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); @@ -957,20 +961,8 @@ getsel(void) { * 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'; - - /* - * 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; @@ -1184,16 +1176,15 @@ execsh(void) { 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(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 @@ -1691,7 +1682,6 @@ tsetattr(int *attr, int l) { ATTR_ITALIC | ATTR_UNDERLINE | ATTR_BLINK | - ATTR_FASTBLINK | ATTR_REVERSE | ATTR_INVISIBLE | ATTR_STRUCK ); @@ -1711,10 +1701,9 @@ tsetattr(int *attr, int l) { term.c.attr.mode |= ATTR_UNDERLINE; break; case 5: /* slow blink */ - term.c.attr.mode |= ATTR_BLINK; - break; + /* FALLTHROUGH */ case 6: /* rapid blink */ - term.c.attr.mode |= ATTR_FASTBLINK; + term.c.attr.mode |= ATTR_BLINK; break; case 7: term.c.attr.mode |= ATTR_REVERSE; @@ -1725,11 +1714,8 @@ tsetattr(int *attr, int l) { case 9: term.c.attr.mode |= ATTR_STRUCK; break; - case 21: - term.c.attr.mode &= ~ATTR_BOLD; - break; 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; @@ -1740,9 +1726,6 @@ tsetattr(int *attr, int l) { 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; @@ -2287,12 +2270,10 @@ tdumpline(int n) { 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) - tprinter(bp->c, strlen(bp->c)); + tprinter(bp->c, utf8len(bp->c)); } tprinter("\n", 1); } @@ -2358,6 +2339,30 @@ 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] = "?"; @@ -2411,20 +2416,30 @@ tcontrolcode(uchar ascii) { 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 0x90: /* TODO: DCS */ 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 0x9d: /* TODO: OSC */ - case 0x9e: /* TODO: PM */ - case 0x9f: /* TODO: APC */ 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); @@ -2540,9 +2555,7 @@ tputc(char *c, int len) { 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 */ @@ -3189,7 +3202,7 @@ 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] */ - 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) { @@ -3233,6 +3246,14 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { 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; @@ -3383,6 +3404,11 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { width, 1); } + if(base.mode & ATTR_STRUCK) { + XftDrawRect(xw.draw, fg, winx, winy + 2 * font->ascent / 3, + width, 1); + } + /* Reset clip to none. */ XftDrawSetClip(xw.draw, 0); } @@ -3750,6 +3776,8 @@ run(void) { /* 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;