X-Git-Url: https://jasonwoof.com/gitweb/?p=st.git;a=blobdiff_plain;f=st.c;h=68dc2be75d8dab4dbfbb094d4f10eafec9c9ace1;hp=01ab962ec259e1b83f6d2ce9177aae575658c0ab;hb=c9357a8edfe6d047da95b85c5f3c18b9db40d172;hpb=c490a60b804f467490cd4d8275a181dc37edef9f diff --git a/st.c b/st.c index 01ab962..68dc2be 100644 --- a/st.c +++ b/st.c @@ -27,6 +27,7 @@ #include #include #include +#include #include #include @@ -62,8 +63,6 @@ char *argv0; #define XK_NO_MOD 0 #define XK_SWITCH_MOD (1<<13) -#define REDRAW_TIMEOUT (80*1000) /* 80 ms */ - /* macros */ #define MIN(a, b) ((a) < (b) ? (a) : (b)) #define MAX(a, b) ((a) < (b) ? (b) : (a)) @@ -198,14 +197,14 @@ typedef struct { } TCursor; /* CSI Escape sequence structs */ -/* ESC '[' [[ [] [;]] ] */ +/* ESC '[' [[ [] [;]] []] */ typedef struct { char buf[ESC_BUF_SIZ]; /* raw string */ int len; /* raw string length */ char priv; int arg[ESC_ARG_SIZ]; int narg; /* nb of args */ - char mode; + char mode[2]; } CSIEscape; /* STR Escape sequence structs */ @@ -258,6 +257,7 @@ typedef struct { int ch; /* char height */ int cw; /* char width */ char state; /* focus, redraw, visible */ + int cursor; /* cursor style */ } XWindow; typedef struct { @@ -291,7 +291,7 @@ typedef struct { int x, y; } nb, ne, ob, oe; - char *clip; + char *primary, *clipboard; Atom xtarget; bool alt; struct timespec tclick1; @@ -313,10 +313,13 @@ typedef struct { } Shortcut; /* function definitions used in config.h */ +static void clipcopy(const Arg *); static void clippaste(const Arg *); static void numlock(const Arg *); static void selpaste(const Arg *); static void xzoom(const Arg *); +static void xzoomabs(const Arg *); +static void xzoomreset(const Arg *); static void printsel(const Arg *); static void printscreen(const Arg *) ; static void toggleprinter(const Arg *); @@ -346,7 +349,7 @@ typedef struct { static void die(const char *, ...); static void draw(void); -static void redraw(int); +static void redraw(void); static void drawregion(int, int, int, int); static void execsh(void); static void sigchld(int); @@ -478,7 +481,11 @@ static void (*handler[LASTEvent])(XEvent *) = { [MotionNotify] = bmotion, [ButtonPress] = bpress, [ButtonRelease] = brelease, - [SelectionClear] = selclear, +/* + * Uncomment if you want the selection to disappear when you select something + * different in another window. + */ +/* [SelectionClear] = selclear, */ [SelectionNotify] = selnotify, [SelectionRequest] = selrequest, }; @@ -503,6 +510,7 @@ static int oldbutton = 3; /* button event on startup: 3 = release */ static char *usedfont = NULL; static double usedfontsize = 0; +static double defaultfontsize = 0; static uchar utfbyte[UTF_SIZ + 1] = {0x80, 0, 0xC0, 0xE0, 0xF0}; static uchar utfmask[UTF_SIZ + 1] = {0xC0, 0x80, 0xE0, 0xF0, 0xF8}; @@ -520,6 +528,7 @@ enum { typedef struct { XftFont *font; int flags; + long unicodep; } Fontcache; /* Fontcache is an array now. A new font will be appended to the array. */ @@ -637,7 +646,8 @@ selinit(void) { memset(&sel.tclick2, 0, sizeof(sel.tclick2)); sel.mode = 0; sel.ob.x = -1; - sel.clip = NULL; + sel.primary = NULL; + sel.clipboard = NULL; sel.xtarget = XInternAtom(xw.dpy, "UTF8_STRING", 0); if(sel.xtarget == None) sel.xtarget = XA_STRING; @@ -662,7 +672,10 @@ y2row(int y) { static int tlinelen(int y) { int i = term.col; - while (i > 0 && term.line[y][i - 1].c[0] == ' ') + if(term.line[y][i - 1].mode & ATTR_WRAP) + return i; + + while(i > 0 && term.line[y][i - 1].c[0] == ' ') --i; return i; @@ -709,7 +722,8 @@ selected(int x, int y) { void selsnap(int mode, int *x, int *y, int direction) { int newx, newy, xt, yt; - Glyph *gp; + bool delim, prevdelim; + Glyph *gp, *prevgp; switch(mode) { case SNAP_WORD: @@ -717,6 +731,8 @@ selsnap(int mode, int *x, int *y, int direction) { * Snap around if the word wraps around at the end or * beginning of a line. */ + prevgp = &term.line[*y][*x]; + prevdelim = strchr(worddelimiters, prevgp->c[0]) != NULL; for(;;) { newx = *x + direction; newy = *y; @@ -738,11 +754,15 @@ selsnap(int mode, int *x, int *y, int direction) { break; gp = &term.line[newy][newx]; - if (!(gp->mode & ATTR_WDUMMY) && strchr(worddelimiters, gp->c[0])) + delim = strchr(worddelimiters, gp->c[0]) != NULL; + if(!(gp->mode & ATTR_WDUMMY) && (delim != prevdelim + || (delim && gp->c[0] != prevgp->c[0]))) break; *x = newx; *y = newy; + prevgp = gp; + prevdelim = delim; } break; case SNAP_LINE: @@ -933,6 +953,8 @@ getsel(void) { lastx = (sel.ne.y == y) ? sel.ne.x : term.col-1; } last = &term.line[y][MIN(lastx, linelen-1)]; + while(last >= gp && last->c[0] == ' ') + --last; for( ; gp <= last; ++gp) { if(gp->mode & ATTR_WDUMMY) @@ -952,7 +974,7 @@ getsel(void) { * st. * FIXME: Fix the computer world. */ - if(sel.ne.y > y || lastx >= linelen) + if((y < sel.ne.y || lastx >= linelen) && !(last->mode & ATTR_WRAP)) *ptr++ = '\n'; } *ptr = 0; @@ -970,12 +992,17 @@ selnotify(XEvent *e) { int format; uchar *data, *last, *repl; Atom type; + XSelectionEvent *xsev; ofs = 0; + xsev = (XSelectionEvent *)e; + if (xsev->property == None) + return; do { - if(XGetWindowProperty(xw.dpy, xw.win, XA_PRIMARY, ofs, BUFSIZ/4, - False, AnyPropertyType, &type, &format, - &nitems, &rem, &data)) { + if(XGetWindowProperty(xw.dpy, xw.win, xsev->property, ofs, + BUFSIZ/4, False, AnyPropertyType, + &type, &format, &nitems, &rem, + &data)) { fprintf(stderr, "Clipboard allocation failed\n"); return; } @@ -1011,11 +1038,25 @@ selpaste(const Arg *dummy) { } void +clipcopy(const Arg *dummy) { + Atom clipboard; + + if(sel.clipboard != NULL) + free(sel.clipboard); + + if(sel.primary != NULL) { + sel.clipboard = xstrdup(sel.primary); + clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0); + XSetSelectionOwner(xw.dpy, clipboard, xw.win, CurrentTime); + } +} + +void clippaste(const Arg *dummy) { Atom clipboard; clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0); - XConvertSelection(xw.dpy, clipboard, sel.xtarget, XA_PRIMARY, + XConvertSelection(xw.dpy, clipboard, sel.xtarget, clipboard, xw.win, CurrentTime); } @@ -1031,7 +1072,8 @@ void selrequest(XEvent *e) { XSelectionRequestEvent *xsre; XSelectionEvent xev; - Atom xa_targets, string; + Atom xa_targets, string, clipboard; + char *seltext; xsre = (XSelectionRequestEvent *) e; xev.type = SelectionNotify; @@ -1050,11 +1092,29 @@ selrequest(XEvent *e) { XA_ATOM, 32, PropModeReplace, (uchar *) &string, 1); xev.property = xsre->property; - } else if(xsre->target == sel.xtarget && sel.clip != NULL) { - XChangeProperty(xsre->display, xsre->requestor, xsre->property, - xsre->target, 8, PropModeReplace, - (uchar *) sel.clip, strlen(sel.clip)); - xev.property = xsre->property; + } else if(xsre->target == sel.xtarget || xsre->target == XA_STRING) { + /* + * xith XA_STRING non ascii characters may be incorrect in the + * requestor. It is not our problem, use utf8. + */ + clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0); + if(xsre->selection == XA_PRIMARY) { + seltext = sel.primary; + } else if(xsre->selection == clipboard) { + seltext = sel.clipboard; + } else { + fprintf(stderr, + "Unhandled clipboard selection 0x%lx\n", + xsre->selection); + return; + } + if(seltext != NULL) { + XChangeProperty(xsre->display, xsre->requestor, + xsre->property, xsre->target, + 8, PropModeReplace, + (uchar *)seltext, strlen(seltext)); + xev.property = xsre->property; + } } /* all done, send a notification to the listener */ @@ -1064,16 +1124,10 @@ selrequest(XEvent *e) { void xsetsel(char *str) { - /* register the selection for both the clipboard and the primary */ - Atom clipboard; - - free(sel.clip); - sel.clip = str; + free(sel.primary); + sel.primary = str; XSetSelectionOwner(xw.dpy, XA_PRIMARY, xw.win, CurrentTime); - - clipboard = XInternAtom(xw.dpy, "CLIPBOARD", 0); - XSetSelectionOwner(xw.dpy, clipboard, xw.win, CurrentTime); } void @@ -1132,7 +1186,7 @@ die(const char *errstr, ...) { void execsh(void) { - char **args, *sh; + char **args, *sh, *prog; const struct passwd *pw; char buf[sizeof(long) * 8 + 1]; @@ -1143,13 +1197,24 @@ execsh(void) { else die("who are you?\n"); } - unsetenv("COLUMNS"); - unsetenv("LINES"); - unsetenv("TERMCAP"); - sh = (pw->pw_shell[0]) ? pw->pw_shell : shell; + if (!(sh = getenv("SHELL"))) { + sh = (pw->pw_shell[0]) ? pw->pw_shell : shell; + } + + if(opt_cmd) + prog = opt_cmd[0]; + else if(utmp) + prog = utmp; + else + prog = sh; + args = (opt_cmd) ? opt_cmd : (char *[]) {prog, NULL}; + snprintf(buf, sizeof(buf), "%lu", xw.win); + unsetenv("COLUMNS"); + unsetenv("LINES"); + unsetenv("TERMCAP"); setenv("LOGNAME", pw->pw_name, 1); setenv("USER", pw->pw_name, 1); setenv("SHELL", sh, 1); @@ -1164,9 +1229,8 @@ execsh(void) { signal(SIGTERM, SIG_DFL); signal(SIGALRM, SIG_DFL); - args = opt_cmd ? opt_cmd : (char *[]){sh, "-i", NULL}; - execvp(args[0], args); - exit(EXIT_FAILURE); + execvp(prog, args); + _exit(EXIT_FAILURE); } void @@ -1484,7 +1548,8 @@ csiparse(void) { break; p++; } - csiescseq.mode = *p; + csiescseq.mode[0] = *p++; + csiescseq.mode[1] = (p < csiescseq.buf+csiescseq.len) ? *p : '\0'; } /* for absolute user moves, when decom is set */ @@ -1800,7 +1865,7 @@ tsetmode(bool priv, bool set, int *args, int narg) { mode = term.mode; MODBIT(term.mode, set, MODE_REVERSE); if(mode != term.mode) - redraw(REDRAW_TIMEOUT); + redraw(); break; case 6: /* DECOM -- Origin */ MODBIT(term.c.state, set, CURSOR_ORIGIN); @@ -1922,7 +1987,7 @@ csihandle(void) { char buf[40]; int len; - switch(csiescseq.mode) { + switch(csiescseq.mode[0]) { default: unknown: fprintf(stderr, "erresc: unknown csi "); @@ -2110,6 +2175,19 @@ csihandle(void) { case 'u': /* DECRC -- Restore cursor position (ANSI.SYS) */ tcursor(CURSOR_LOAD); 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: + goto unknown; + } + break; } } @@ -2174,7 +2252,7 @@ strhandle(void) { * TODO if defaultbg color is changed, borders * are dirty */ - redraw(0); + redraw(); } return; } @@ -2405,7 +2483,7 @@ tcontrolcode(uchar ascii) { if(!(xw.state & WIN_FOCUSED)) xseturgency(1); if (bellvolume) - XBell(xw.dpy, bellvolume); + XkbBell(xw.dpy, xw.win, bellvolume, (Atom)NULL); } break; case '\033': /* ESC */ @@ -2413,11 +2491,9 @@ tcontrolcode(uchar ascii) { term.esc &= ~(ESC_CSI|ESC_ALTCHARSET|ESC_TEST); term.esc |= ESC_START; return; - case '\016': /* SO */ - term.charset = 0; - return; - case '\017': /* SI */ - term.charset = 1; + case '\016': /* SO (LS1 -- Locking shift 1) */ + case '\017': /* SI (LS0 -- Locking shift 0) */ + term.charset = 1 - (ascii - '\016'); return; case '\032': /* SUB */ tsetchar(question, &term.c.attr, term.c.x, term.c.y); @@ -2481,10 +2557,14 @@ eschandle(uchar ascii) { case 'k': /* old title set compatibility */ tstrsequence(ascii); return 0; - case '(': /* set primary charset G0 */ - case ')': /* set secondary charset G1 */ - case '*': /* set tertiary charset G2 */ - case '+': /* set quaternary charset G3 */ + case 'n': /* LS2 -- Locking shift 2 */ + case 'o': /* LS3 -- Locking shift 3 */ + term.charset = 2 + (ascii - 'n'); + break; + case '(': /* GZD4 -- set primary charset G0 */ + case ')': /* G1D4 -- set secondary charset G1 */ + case '*': /* G2D4 -- set tertiary charset G2 */ + case '+': /* G3D4 -- set quaternary charset G3 */ term.icharset = ascii - '('; term.esc |= ESC_ALTCHARSET; return 0; @@ -2553,7 +2633,10 @@ tputc(char *c, int len) { unicodep = ascii = *c; } else { utf8decode(c, &unicodep, UTF_SIZ); - width = wcwidth(unicodep); + if ((width = wcwidth(unicodep)) == -1) { + c = "\357\277\275"; /* UTF_INVALID */ + width = 1; + } control = ISCONTROLC1(unicodep); ascii = unicodep; } @@ -2642,13 +2725,16 @@ tputc(char *c, int len) { if(IS_SET(MODE_WRAP) && (term.c.state & CURSOR_WRAPNEXT)) { gp->mode |= ATTR_WRAP; tnewline(1); + gp = &term.line[term.c.y][term.c.x]; } - if(IS_SET(MODE_INSERT) && term.c.x+1 < term.col) - memmove(gp+1, gp, (term.col - term.c.x - 1) * sizeof(Glyph)); + if(IS_SET(MODE_INSERT) && term.c.x+width < term.col) + memmove(gp+width, gp, (term.col - term.c.x - width) * sizeof(Glyph)); - if(term.c.x+width > term.col) + if(term.c.x+width > term.col) { tnewline(1); + gp = &term.line[term.c.y][term.c.x]; + } tsetchar(c, &term.c.attr, term.c.x, term.c.y); @@ -2958,7 +3044,7 @@ xloadfonts(char *fontstr, double fontsize) { if(!pattern) die("st: can't open font %s\n", fontstr); - if(fontsize > 0) { + if(fontsize > 1) { FcPatternDel(pattern, FC_PIXEL_SIZE); FcPatternDel(pattern, FC_SIZE); FcPatternAddDouble(pattern, FC_PIXEL_SIZE, (double)fontsize); @@ -2978,6 +3064,7 @@ xloadfonts(char *fontstr, double fontsize) { FcPatternAddDouble(pattern, FC_PIXEL_SIZE, 12); usedfontsize = 12; } + defaultfontsize = usedfontsize; } FcConfigSubstitute(0, pattern, FcMatchPattern); @@ -2990,6 +3077,8 @@ xloadfonts(char *fontstr, double fontsize) { FcPatternGetDouble(dc.font.match->pattern, FC_PIXEL_SIZE, 0, &fontval); usedfontsize = fontval; + if(fontsize == 0) + defaultfontsize = fontval; } /* Setting character width and height. */ @@ -3045,14 +3134,32 @@ xunloadfonts(void) { void xzoom(const Arg *arg) { + Arg larg; + + larg.i = usedfontsize + arg->i; + xzoomabs(&larg); +} + +void +xzoomabs(const Arg *arg) { xunloadfonts(); - xloadfonts(usedfont, usedfontsize + arg->i); + xloadfonts(usedfont, arg->i); cresize(0, 0); - redraw(0); + redraw(); xhints(); } void +xzoomreset(const Arg *arg) { + Arg larg; + + if(defaultfontsize > 0) { + larg.i = defaultfontsize; + xzoomabs(&larg); + } +} + +void xinit(void) { XGCValues gcvalues; Cursor cursor; @@ -3092,8 +3199,8 @@ xinit(void) { | ButtonMotionMask | ButtonPressMask | ButtonReleaseMask; xw.attrs.colormap = xw.cmap; - parent = opt_embed ? strtol(opt_embed, NULL, 0) : \ - XRootWindow(xw.dpy, xw.scr); + if (!(opt_embed && (parent = strtol(opt_embed, NULL, 0)))) + parent = XRootWindow(xw.dpy, xw.scr); xw.win = XCreateWindow(xw.dpy, parent, xw.l, xw.t, xw.w, xw.h, 0, XDefaultDepth(xw.dpy, xw.scr), InputOutput, xw.vis, CWBackPixel | CWBorderPixel | CWBitGravity @@ -3155,7 +3262,7 @@ void xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { int winx = borderpx + x * xw.cw, winy = borderpx + y * xw.ch, width = charlen * xw.cw, xp, i; - int frcflags; + int frcflags, charexists; int u8fl, u8fblen, u8cblen, doesexist; char *u8c, *u8fs; long unicodep; @@ -3338,8 +3445,13 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { /* Search the font cache. */ for(i = 0; i < frclen; i++) { - if(XftCharExists(xw.dpy, frc[i].font, unicodep) - && frc[i].flags == frcflags) { + charexists = XftCharExists(xw.dpy, frc[i].font, unicodep); + /* Everything correct. */ + if(charexists && frc[i].flags == frcflags) + break; + /* We got a default font for a not found glyph. */ + if(!charexists && frc[i].flags == frcflags \ + && frc[i].unicodep == unicodep) { break; } } @@ -3370,8 +3482,8 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { FcMatchPattern); FcDefaultSubstitute(fcpattern); - fontpattern = FcFontSetMatch(0, fcsets, - FcTrue, fcpattern, &fcres); + fontpattern = FcFontSetMatch(0, fcsets, 1, + fcpattern, &fcres); /* * Overwrite or create the new cache entry. @@ -3379,11 +3491,13 @@ xdraws(char *s, Glyph base, int x, int y, int charlen, int bytelen) { if(frclen >= LEN(frc)) { frclen = LEN(frc) - 1; XftFontClose(xw.dpy, frc[frclen].font); + frc[frclen].unicodep = 0; } frc[frclen].font = XftFontOpenPattern(xw.dpy, fontpattern); frc[frclen].flags = frcflags; + frc[frclen].unicodep = unicodep; i = frclen; frclen++; @@ -3449,39 +3563,60 @@ xdrawcursor(void) { xdraws(term.line[oldy][oldx].c, term.line[oldy][oldx], oldx, oldy, width, sl); + if(IS_SET(MODE_HIDE)) + return; + /* draw the new one */ - if(!(IS_SET(MODE_HIDE))) { - if(xw.state & WIN_FOCUSED) { - if(IS_SET(MODE_REVERSE)) { - g.mode |= ATTR_REVERSE; - g.fg = defaultcs; - g.bg = defaultfg; - } + 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; + } - sl = utf8len(g.c); - width = (term.line[term.c.y][curx].mode & ATTR_WIDE)\ - ? 2 : 1; - xdraws(g.c, g, term.c.x, term.c.y, width, sl); - } else { - XftDrawRect(xw.draw, &dc.col[defaultcs], - borderpx + curx * xw.cw, - borderpx + term.c.y * xw.ch, - xw.cw - 1, 1); - XftDrawRect(xw.draw, &dc.col[defaultcs], - borderpx + curx * xw.cw, - borderpx + term.c.y * xw.ch, - 1, xw.ch - 1); - XftDrawRect(xw.draw, &dc.col[defaultcs], - borderpx + (curx + 1) * xw.cw - 1, - borderpx + term.c.y * xw.ch, - 1, xw.ch - 1); - XftDrawRect(xw.draw, &dc.col[defaultcs], - borderpx + curx * xw.cw, - borderpx + (term.c.y + 1) * xw.ch - 1, - xw.cw, 1); + sl = utf8len(g.c); + width = (term.line[term.c.y][curx].mode & ATTR_WIDE)\ + ? 2 : 1; + xdraws(g.c, g, term.c.x, term.c.y, width, sl); + 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 - 1, + xw.cw, 1); + 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, + 1, xw.ch); + break; } - oldx = curx, oldy = term.c.y; + } else { + XftDrawRect(xw.draw, &dc.col[defaultcs], + borderpx + curx * xw.cw, + borderpx + term.c.y * xw.ch, + xw.cw - 1, 1); + XftDrawRect(xw.draw, &dc.col[defaultcs], + borderpx + curx * xw.cw, + borderpx + term.c.y * xw.ch, + 1, xw.ch - 1); + XftDrawRect(xw.draw, &dc.col[defaultcs], + borderpx + (curx + 1) * xw.cw - 1, + borderpx + term.c.y * xw.ch, + 1, xw.ch - 1); + XftDrawRect(xw.draw, &dc.col[defaultcs], + borderpx + curx * xw.cw, + borderpx + (term.c.y + 1) * xw.ch - 1, + xw.cw, 1); } + oldx = curx, oldy = term.c.y; } @@ -3502,16 +3637,9 @@ xresettitle(void) { } void -redraw(int timeout) { - struct timespec tv = {0, timeout * 1000}; - +redraw(void) { tfulldirt(); draw(); - - if(timeout > 0) { - nanosleep(&tv, NULL); - XSync(xw.dpy, False); /* necessary for a good tput flash */ - } } void @@ -3578,7 +3706,7 @@ expose(XEvent *ev) { if(!e->count) xw.state &= ~WIN_REDRAW; } - redraw(0); + redraw(); } void @@ -3869,6 +3997,9 @@ run(void) { TIMEDIFF(now, lastblink))); } + drawtimeout.tv_sec = \ + drawtimeout.tv_nsec / 1E9; + drawtimeout.tv_nsec %= (long)1E9; } else { tv = NULL; } @@ -3879,7 +4010,7 @@ run(void) { void usage(void) { - die("%s " VERSION " (c) 2010-2014 st engineers\n" \ + 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 ...]\n", argv0); } @@ -3891,6 +4022,7 @@ main(int argc, char *argv[]) { xw.l = xw.t = 0; xw.isfixed = False; + xw.cursor = 0; ARGBEGIN { case 'a':