X-Git-Url: https://git.danieliu.xyz/?a=blobdiff_plain;f=st.c;h=900534beb3c98486fcd357b8c971ab2523968c02;hb=9f6d8845df3f81e2bc86f593a2f93e098422b2fa;hp=4f958d866835caa42c1f84a61f4cb746423b3cff;hpb=b823f57fa045bf8efa5648adbfeb0b6a7a9eb48b;p=st.git diff --git a/st.c b/st.c index 4f958d8..900534b 100644 --- a/st.c +++ b/st.c @@ -17,6 +17,7 @@ #include #include #include +#include #include #include #include @@ -274,7 +275,7 @@ typedef struct { uint b; uint mask; char *s; -} Mousekey; +} MouseShortcut; typedef struct { KeySym k; @@ -333,6 +334,7 @@ static void xzoomreset(const Arg *); static void printsel(const Arg *); static void printscreen(const Arg *) ; static void toggleprinter(const Arg *); +static void sendbreak(const Arg *); /* Config.h for applying patches and the configuration. */ #include "config.h" @@ -413,7 +415,7 @@ static int32_t tdefcolor(int *, int *, int); static void tdeftran(char); static inline int match(uint, uint); static void ttynew(void); -static void ttyread(void); +static size_t ttyread(void); static void ttyresize(void); static void ttysend(char *, size_t); static void ttywrite(const char *, size_t); @@ -560,7 +562,8 @@ static int frclen = 0; ssize_t xwrite(int fd, const char *s, size_t len) { - size_t aux = len, r; + size_t aux = len; + ssize_t r; while (len > 0) { r = write(fd, s, len); @@ -569,6 +572,7 @@ xwrite(int fd, const char *s, size_t len) len -= r; s += r; } + return aux; } @@ -622,6 +626,7 @@ utf8decode(char *c, Rune *u, size_t clen) return 0; *u = udecoded; utf8validate(u, len); + return len; } @@ -631,6 +636,7 @@ utf8decodebyte(char c, size_t *i) for (*i = 0; *i < LEN(utfmask); ++(*i)) if (((uchar)c & utfmask[*i]) == utfbyte[*i]) return (uchar)c & ~utfmask[*i]; + return 0; } @@ -642,11 +648,13 @@ utf8encode(Rune u, char *c) len = utf8validate(&u, 0); if (len > UTF_SIZ) return 0; + for (i = len - 1; i != 0; --i) { c[i] = utf8encodebyte(u, 0); u >>= 6; } c[0] = utf8encodebyte(u, len); + return len; } @@ -669,6 +677,7 @@ utf8strchr(char *s, Rune u) if (r == u) return &(s[i]); } + return NULL; } @@ -679,15 +688,17 @@ utf8validate(Rune *u, size_t i) *u = UTF_INVALID; for (i = 1; *u > utfmax[i]; ++i) ; + return i; } void selinit(void) { - memset(&sel.tclick1, 0, sizeof(sel.tclick1)); - memset(&sel.tclick2, 0, sizeof(sel.tclick2)); + clock_gettime(CLOCK_MONOTONIC, &sel.tclick1); + clock_gettime(CLOCK_MONOTONIC, &sel.tclick2); sel.mode = SEL_IDLE; + sel.snap = 0; sel.ob.x = -1; sel.primary = NULL; sel.clipboard = NULL; @@ -933,17 +944,17 @@ void bpress(XEvent *e) { struct timespec now; - Mousekey *mk; + MouseShortcut *ms; if (IS_SET(MODE_MOUSE) && !(e->xbutton.state & forceselmod)) { mousereport(e); return; } - for (mk = mshortcuts; mk < mshortcuts + LEN(mshortcuts); mk++) { - if (e->xbutton.button == mk->b - && match(mk->mask, e->xbutton.state)) { - ttysend(mk->s, strlen(mk->s)); + for (ms = mshortcuts; ms < mshortcuts + LEN(mshortcuts); ms++) { + if (e->xbutton.button == ms->b + && match(ms->mask, e->xbutton.state)) { + ttysend(ms->s, strlen(ms->s)); return; } } @@ -994,7 +1005,10 @@ getsel(void) /* append every set & selected glyph to the selection */ for (y = sel.nb.y; y <= sel.ne.y; y++) { - linelen = tlinelen(y); + if ((linelen = tlinelen(y)) == 0) { + *ptr++ = '\n'; + continue; + } if (sel.type == SEL_RECTANGULAR) { gp = &term.line[y][sel.nb.x]; @@ -1122,10 +1136,10 @@ selnotify(XEvent *e) *repl++ = '\r'; } - if (IS_SET(MODE_BRCKTPASTE)) + if (IS_SET(MODE_BRCKTPASTE) && ofs == 0) ttywrite("\033[200~", 6); ttysend((char *)data, nitems * format / 8); - if (IS_SET(MODE_BRCKTPASTE)) + if (IS_SET(MODE_BRCKTPASTE) && rem == 0) ttywrite("\033[201~", 6); XFree(data); /* number of 32-bit chunks returned */ @@ -1322,9 +1336,8 @@ execsh(void) die("who are you?\n"); } - if (!(sh = getenv("SHELL"))) { + if ((sh = getenv("SHELL")) == NULL) sh = (pw->pw_shell[0]) ? pw->pw_shell : shell; - } if (opt_cmd) prog = opt_cmd[0]; @@ -1418,8 +1431,7 @@ ttynew(void) if (opt_line) { if ((cmdfd = open(opt_line, O_RDWR)) < 0) die("open line failed: %s\n", strerror(errno)); - close(0); - dup(cmdfd); + dup2(cmdfd, 0); stty(); return; } @@ -1452,7 +1464,7 @@ ttynew(void) } } -void +size_t ttyread(void) { static char buf[BUFSIZ]; @@ -1477,14 +1489,16 @@ ttyread(void) /* keep any uncomplete utf8 char for the next call */ memmove(buf, ptr, buflen); + + return ret; } void ttywrite(const char *s, size_t n) { - fd_set wfd; - struct timespec tv; + fd_set wfd, rfd; ssize_t r; + size_t lim = 256; /* * Remember that we are using a pty, which might be a modem line. @@ -1494,37 +1508,34 @@ ttywrite(const char *s, size_t n) */ while (n > 0) { FD_ZERO(&wfd); + FD_ZERO(&rfd); FD_SET(cmdfd, &wfd); - tv.tv_sec = 0; - tv.tv_nsec = 0; + FD_SET(cmdfd, &rfd); /* Check if we can write. */ - if (pselect(cmdfd+1, NULL, &wfd, NULL, &tv, NULL) < 0) { + if (pselect(cmdfd+1, &rfd, &wfd, NULL, NULL, NULL) < 0) { if (errno == EINTR) continue; die("select failed: %s\n", strerror(errno)); } - if(!FD_ISSET(cmdfd, &wfd)) { - /* No, then free some buffer space. */ - ttyread(); - } else { + if (FD_ISSET(cmdfd, &rfd)) + lim = ttyread(); + if (FD_ISSET(cmdfd, &wfd)) { /* * Only write 256 bytes at maximum. This seems to be a * reasonable value for a serial line. Bigger values * might clog the I/O. */ - r = write(cmdfd, s, (n < 256)? n : 256); - if (r < 0) { - die("write error on tty: %s\n", - strerror(errno)); - } + if ((r = write(cmdfd, s, (n < 256)? n : 256)) < 0) + goto write_error; if (r < n) { /* * We weren't able to write out everything. * This means the buffer is getting full * again. Empty it. */ - ttyread(); + if (n < lim) + lim = ttyread(); n -= r; s += r; } else { @@ -1533,6 +1544,10 @@ ttywrite(const char *s, size_t n) } } } + return; + +write_error: + die("write error on tty: %s\n", strerror(errno)); } void @@ -2421,15 +2436,15 @@ csihandle(void) break; case ' ': switch (csiescseq.mode[1]) { - case 'q': /* DECSCUSR -- Set Cursor Style */ - DEFAULT(csiescseq.arg[0], 1); - if (!BETWEEN(csiescseq.arg[0], 0, 6)) { - goto unknown; - } - xw.cursor = csiescseq.arg[0]; - break; - default: + case 'q': /* DECSCUSR -- Set Cursor Style */ + DEFAULT(csiescseq.arg[0], 1); + if (!BETWEEN(csiescseq.arg[0], 0, 6)) { goto unknown; + } + xw.cursor = csiescseq.arg[0]; + break; + default: + goto unknown; } break; } @@ -2570,6 +2585,13 @@ strreset(void) memset(&strescseq, 0, sizeof(strescseq)); } +void +sendbreak(const Arg *arg) +{ + if (tcsendbreak(cmdfd, 0)) + perror("Error sending break"); +} + void tprinter(char *s, size_t len) { @@ -2766,18 +2788,37 @@ tcontrolcode(uchar ascii) case '\023': /* XOFF (IGNORED) */ case 0177: /* DEL (IGNORED) */ return; + case 0x80: /* TODO: PAD */ + case 0x81: /* TODO: HOP */ + case 0x82: /* TODO: BPH */ + case 0x83: /* TODO: NBH */ case 0x84: /* TODO: IND */ break; case 0x85: /* NEL -- Next line */ tnewline(1); /* always go to first col */ break; + case 0x86: /* TODO: SSA */ + case 0x87: /* TODO: ESA */ + break; case 0x88: /* HTS -- Horizontal tab stop */ term.tabs[term.c.x] = 1; break; + case 0x89: /* TODO: HTJ */ + case 0x8a: /* TODO: VTS */ + case 0x8b: /* TODO: PLD */ + case 0x8c: /* TODO: PLU */ case 0x8d: /* TODO: RI */ case 0x8e: /* TODO: SS2 */ case 0x8f: /* TODO: SS3 */ + case 0x91: /* TODO: PU1 */ + case 0x92: /* TODO: PU2 */ + case 0x93: /* TODO: STS */ + case 0x94: /* TODO: CCH */ + case 0x95: /* TODO: MW */ + case 0x96: /* TODO: SPA */ + case 0x97: /* TODO: EPA */ case 0x98: /* TODO: SOS */ + case 0x99: /* TODO: SGCI */ break; case 0x9a: /* DECID -- Identify Terminal */ ttywrite(vtiden, sizeof(vtiden) - 1); @@ -2786,9 +2827,9 @@ tcontrolcode(uchar ascii) case 0x9c: /* TODO: ST */ break; case 0x90: /* DCS -- Device Control String */ - case 0x9f: /* APC -- Application Program Command */ - case 0x9e: /* PM -- Privacy Message */ case 0x9d: /* OSC -- Operating System Command */ + case 0x9e: /* PM -- Privacy Message */ + case 0x9f: /* APC -- Application Program Command */ tstrsequence(ascii); return; } @@ -2888,15 +2929,15 @@ tputc(Rune u) int width, len; Glyph *gp; + control = ISCONTROL(u); len = utf8encode(u, c); - if ((width = wcwidth(u)) == -1) { + if (!control && (width = wcwidth(u)) == -1) { memcpy(c, "\357\277\275", 4); /* UTF_INVALID */ width = 1; } if (IS_SET(MODE_PRINT)) tprinter(c, len); - control = ISCONTROL(u); /* * STR sequence must be checked before anything else @@ -3127,6 +3168,7 @@ xloadcolor(int i, const char *name, Color *ncolor) } else name = colorname[i]; } + return XftColorAllocName(xw.dpy, xw.vis, xw.cmap, name, ncolor); } @@ -3166,6 +3208,7 @@ xsetcolorname(int x, const char *name) XftColorFree(xw.dpy, xw.vis, xw.cmap, &dc.col[x]); dc.col[x] = ncolor; + return 0; } @@ -3235,6 +3278,7 @@ xgeommasktogravity(int mask) case YNegative: return SouthWestGravity; } + return SouthEastGravity; } @@ -3401,6 +3445,7 @@ xinit(void) Cursor cursor; Window parent; pid_t thispid = getpid(); + XColor xmousefg, xmousebg; if (!(xw.dpy = XOpenDisplay(NULL))) die("Can't open display\n"); @@ -3473,11 +3518,22 @@ xinit(void) die("XCreateIC failed. Could not obtain input method.\n"); /* white cursor, black outline */ - cursor = XCreateFontCursor(xw.dpy, XC_xterm); + cursor = XCreateFontCursor(xw.dpy, mouseshape); XDefineCursor(xw.dpy, xw.win, cursor); - XRecolorCursor(xw.dpy, cursor, - &(XColor){.red = 0xffff, .green = 0xffff, .blue = 0xffff}, - &(XColor){.red = 0x0000, .green = 0x0000, .blue = 0x0000}); + + if (XParseColor(xw.dpy, xw.cmap, colorname[mousefg], &xmousefg) == 0) { + xmousefg.red = 0xffff; + xmousefg.green = 0xffff; + xmousefg.blue = 0xffff; + } + + if (XParseColor(xw.dpy, xw.cmap, colorname[mousebg], &xmousebg) == 0) { + xmousebg.red = 0x0000; + xmousebg.green = 0x0000; + xmousebg.blue = 0x0000; + } + + XRecolorCursor(xw.dpy, cursor, &xmousefg, &xmousebg); xw.xembed = XInternAtom(xw.dpy, "_XEMBED", False); xw.wmdeletewin = XInternAtom(xw.dpy, "WM_DELETE_WINDOW", False); @@ -3765,6 +3821,7 @@ xdrawglyph(Glyph g, int x, int y) { int numspecs; XftGlyphFontSpec spec; + numspecs = xmakeglyphfontspecs(&spec, &g, 1, x, y); xdrawglyphfontspecs(&spec, g, numspecs, x, y); } @@ -3774,7 +3831,9 @@ xdrawcursor(void) { static int oldx = 0, oldy = 0; int curx; - Glyph g = {' ', ATTR_NULL, defaultbg, defaultcs}; + Glyph g = {' ', ATTR_NULL, defaultbg, defaultcs}, og; + int ena_sel = sel.ob.x != -1 && sel.alt == IS_SET(MODE_ALTSCREEN); + Color drawcol; LIMIT(oldx, 0, term.col-1); LIMIT(oldy, 0, term.row-1); @@ -3787,10 +3846,36 @@ xdrawcursor(void) if (term.line[term.c.y][curx].mode & ATTR_WDUMMY) curx--; + /* remove the old cursor */ + og = term.line[oldy][oldx]; + if (ena_sel && selected(oldx, oldy)) + og.mode ^= ATTR_REVERSE; + xdrawglyph(og, oldx, oldy); + g.u = term.line[term.c.y][term.c.x].u; - /* remove the old cursor */ - xdrawglyph(term.line[oldy][oldx], oldx, oldy); + /* + * Select the right color for the right mode. + */ + if (IS_SET(MODE_REVERSE)) { + g.mode |= ATTR_REVERSE; + g.bg = defaultfg; + if (ena_sel && selected(term.c.x, term.c.y)) { + drawcol = dc.col[defaultcs]; + g.fg = defaultrcs; + } else { + drawcol = dc.col[defaultrcs]; + g.fg = defaultcs; + } + } else { + if (ena_sel && selected(term.c.x, term.c.y)) { + drawcol = dc.col[defaultrcs]; + g.fg = defaultfg; + g.bg = defaultrcs; + } else { + drawcol = dc.col[defaultcs]; + } + } if (IS_SET(MODE_HIDE)) return; @@ -3798,47 +3883,44 @@ xdrawcursor(void) /* draw the new one */ if (xw.state & WIN_FOCUSED) { switch (xw.cursor) { - case 0: /* Blinking Block */ - case 1: /* Blinking Block (Default) */ - case 2: /* Steady Block */ - if (IS_SET(MODE_REVERSE)) { - g.mode |= ATTR_REVERSE; - g.fg = defaultcs; - g.bg = defaultfg; - } - - g.mode |= term.line[term.c.y][curx].mode & ATTR_WIDE; - xdrawglyph(g, term.c.x, term.c.y); - break; - case 3: /* Blinking Underline */ - case 4: /* Steady Underline */ - XftDrawRect(xw.draw, &dc.col[defaultcs], - borderpx + curx * xw.cw, - borderpx + (term.c.y + 1) * xw.ch - cursorthickness, - xw.cw, cursorthickness); - break; - case 5: /* Blinking bar */ - case 6: /* Steady bar */ - XftDrawRect(xw.draw, &dc.col[defaultcs], - borderpx + curx * xw.cw, - borderpx + term.c.y * xw.ch, - cursorthickness, xw.ch); - break; + case 7: /* st extension: snowman */ + utf8decode("☃", &g.u, UTF_SIZ); + case 0: /* Blinking Block */ + case 1: /* Blinking Block (Default) */ + case 2: /* Steady Block */ + g.mode |= term.line[term.c.y][curx].mode & ATTR_WIDE; + xdrawglyph(g, term.c.x, term.c.y); + break; + case 3: /* Blinking Underline */ + case 4: /* Steady Underline */ + XftDrawRect(xw.draw, &drawcol, + borderpx + curx * xw.cw, + borderpx + (term.c.y + 1) * xw.ch - \ + cursorthickness, + xw.cw, cursorthickness); + break; + case 5: /* Blinking bar */ + case 6: /* Steady bar */ + XftDrawRect(xw.draw, &drawcol, + borderpx + curx * xw.cw, + borderpx + term.c.y * xw.ch, + cursorthickness, xw.ch); + break; } } else { - XftDrawRect(xw.draw, &dc.col[defaultcs], + XftDrawRect(xw.draw, &drawcol, borderpx + curx * xw.cw, borderpx + term.c.y * xw.ch, xw.cw - 1, 1); - XftDrawRect(xw.draw, &dc.col[defaultcs], + XftDrawRect(xw.draw, &drawcol, borderpx + curx * xw.cw, borderpx + term.c.y * xw.ch, 1, xw.ch - 1); - XftDrawRect(xw.draw, &dc.col[defaultcs], + XftDrawRect(xw.draw, &drawcol, borderpx + (curx + 1) * xw.cw - 1, borderpx + term.c.y * xw.ch, 1, xw.ch - 1); - XftDrawRect(xw.draw, &dc.col[defaultcs], + XftDrawRect(xw.draw, &drawcol, borderpx + curx * xw.cw, borderpx + (term.c.y + 1) * xw.ch - 1, xw.cw, 1); @@ -3888,7 +3970,7 @@ drawregion(int x1, int y1, int x2, int y2) { int i, x, y, ox, numspecs; Glyph base, new; - XftGlyphFontSpec* specs; + XftGlyphFontSpec *specs; int ena_sel = sel.ob.x != -1 && sel.alt == IS_SET(MODE_ALTSCREEN); if (!(xw.state & WIN_VISIBLE)) @@ -4150,9 +4232,9 @@ run(void) do { XNextEvent(xw.dpy, &ev); /* - * XFilterEvent is required to be called after you using XOpenIM, - * this is not unnecessary.It does not only filter the key event, - * but some clientmessage for input method as well. + * This XFilterEvent call is required because of XOpenIM. It + * does filter out the key event and some client message for + * the input method too. */ if (XFilterEvent(&ev, None)) continue; @@ -4249,9 +4331,11 @@ usage(void) { die("%s " VERSION " (c) 2010-2015 st engineers\n" "usage: st [-a] [-v] [-c class] [-f font] [-g geometry] [-o file]\n" - " [-i] [-t title] [-w windowid] [-e command ...] [command ...]\n" + " [-i] [-t title] [-T title] [-w windowid] [-e command ...]" + " [command ...]\n" " st [-a] [-v] [-c class] [-f font] [-g geometry] [-o file]\n" - " [-i] [-t title] [-w windowid] [-l line] [stty_args ...]\n", + " [-i] [-t title] [-T title] [-w windowid] -l line" + " [stty_args ...]\n", argv0); } @@ -4262,7 +4346,7 @@ main(int argc, char *argv[]) xw.l = xw.t = 0; xw.isfixed = False; - xw.cursor = 0; + xw.cursor = cursorshape; ARGBEGIN { case 'a': @@ -4292,6 +4376,7 @@ main(int argc, char *argv[]) opt_line = EARGF(usage()); break; case 't': + case 'T': opt_title = EARGF(usage()); break; case 'w':