cleanup. - st - Personal fork of st
 (HTM) git clone git://git.drkhsh.at/st.git
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       ---
 (DIR) commit babf4db52b58da74c9e1072d14cb0b9ef5b4dee7
 (DIR) parent aede91e22a41cbf4b11d64faa42575d1bdbd8446
 (HTM) Author: Aurélien Aptel <aurelien.aptel@gmail.com>
       Date:   Tue, 26 Apr 2011 20:22:15 +0200
       
       cleanup.
       
       Diffstat:
         M st.c                                |     104 ++++++++-----------------------
       
       1 file changed, 27 insertions(+), 77 deletions(-)
       ---
 (DIR) diff --git a/st.c b/st.c
       @@ -163,8 +163,8 @@ typedef struct {
        
        #include "config.h"
        
       -static void die(const char *errstr, ...);
       -static void draw();
       +static void die(const char*, ...);
       +static void draw(void);
        static void drawregion(int, int, int, int);
        static void execsh(void);
        static void sigchld(int);
       @@ -363,11 +363,11 @@ int
        utf8size(char *s) {
                unsigned char c = *s;
        
       -        if (~c&B7)
       +        if(~c&B7)
                        return 1;
       -        else if ((c&(B7|B6|B5)) == (B7|B6))
       +        else if((c&(B7|B6|B5)) == (B7|B6))
                        return 2;
       -        else if ((c&(B7|B6|B5|B4)) == (B7|B6|B5))
       +        else if((c&(B7|B6|B5|B4)) == (B7|B6|B5))
                        return 3;
                else
                        return 4;
       @@ -523,20 +523,25 @@ xsetsel(char *str) {
        void
        brelease(XEvent *e) {
                int b;
       +
                sel.mode = 0;
                getbuttoninfo(e, &b, &sel.ex, &sel.ey);
       -        
                if(sel.bx == sel.ex && sel.by == sel.ey) {
                        sel.bx = -1;
                        if(b == 2)
                                selpaste();
       -
                        else if(b == 1) {
       -                        /* double click to select word */
                                struct timeval now;
                                gettimeofday(&now, NULL);
        
       -                        if(TIMEDIFFERENCE(now, sel.tclick1) <= DOUBLECLICK_TIMEOUT) {
       +                        if(TIMEDIFFERENCE(now, sel.tclick2) <= TRIPLECLICK_TIMEOUT) {
       +                                /* triple click on the line */
       +                                sel.b.x = sel.bx = 0;
       +                                sel.e.x = sel.ex = term.col;
       +                                sel.b.y = sel.e.y = sel.ey;
       +                                selcopy();
       +                        } else if(TIMEDIFFERENCE(now, sel.tclick1) <= DOUBLECLICK_TIMEOUT) {
       +                                /* double click to select word */
                                        sel.bx = sel.ex;
                                        while(term.line[sel.ey][sel.bx-1].state & GLYPH_SET && 
                                                  term.line[sel.ey][sel.bx-1].c[0] != ' ') sel.bx--;
       @@ -547,19 +552,9 @@ brelease(XEvent *e) {
                                        sel.b.y = sel.e.y = sel.ey;
                                        selcopy();
                                }
       -
       -                        /* triple click on the line */
       -                        if(TIMEDIFFERENCE(now, sel.tclick2) <= TRIPLECLICK_TIMEOUT) {
       -                                sel.b.x = sel.bx = 0;
       -                                sel.e.x = sel.ex = term.col;
       -                                sel.b.y = sel.e.y = sel.ey;
       -                                selcopy();
       -                        }
                        }
       -        } else {
       -                if(b == 1) 
       -                        selcopy();
       -        }
       +        } else if(b == 1) 
       +                selcopy();
                memcpy(&sel.tclick2, &sel.tclick1, sizeof(struct timeval));
                gettimeofday(&sel.tclick1, NULL);
                draw();
       @@ -683,10 +678,6 @@ ttyread(void) {
        
        void
        ttywrite(const char *s, size_t n) {
       -        {size_t nn;
       -                for(nn = 0; nn < n; nn++)
       -                        dump(s[nn]);
       -        }
                if(write(cmdfd, s, n) == -1)
                        die("write error on tty: %s\n", SERRNO);
        }
       @@ -921,9 +912,9 @@ tsetattr(int *attr, int l) {
                                term.c.attr.mode &= ~ATTR_REVERSE;         
                                break;
                        case 38:
       -                        if (i + 2 < l && attr[i + 1] == 5) {
       +                        if(i + 2 < l && attr[i + 1] == 5) {
                                        i += 2;
       -                                if (BETWEEN(attr[i], 0, 255))
       +                                if(BETWEEN(attr[i], 0, 255))
                                                term.c.attr.fg = attr[i];
                                        else
                                                fprintf(stderr, "erresc: bad fgcolor %d\n", attr[i]);
       @@ -935,9 +926,9 @@ tsetattr(int *attr, int l) {
                                term.c.attr.fg = DefaultFG;
                                break;
                        case 48:
       -                        if (i + 2 < l && attr[i + 1] == 5) {
       +                        if(i + 2 < l && attr[i + 1] == 5) {
                                        i += 2;
       -                                if (BETWEEN(attr[i], 0, 255))
       +                                if(BETWEEN(attr[i], 0, 255))
                                                term.c.attr.bg = attr[i];
                                        else
                                                fprintf(stderr, "erresc: bad bgcolor %d\n", attr[i]);
       @@ -1348,7 +1339,6 @@ tputc(char *c) {
                                        tmoveto(term.c.x+1, term.c.y);
                                else
                                        term.c.state |= CURSOR_WRAPNEXT;
       -                        break;
                        }
                }
        }
       @@ -1447,7 +1437,7 @@ xloadcols(void) {
                unsigned long white = WhitePixel(xw.dpy, xw.scr);
        
                for(i = 0; i < 16; i++) {
       -                if (!XAllocNamedColor(xw.dpy, xw.cmap, colorname[i], &color, &color)) {
       +                if(!XAllocNamedColor(xw.dpy, xw.cmap, colorname[i], &color, &color)) {
                                dc.col[i] = white;
                                fprintf(stderr, "Could not allocate color '%s'\n", colorname[i]);
                        } else
       @@ -1461,7 +1451,7 @@ xloadcols(void) {
                                        color.red = r == 0 ? 0 : 0x3737 + 0x2828 * r;
                                        color.green = g == 0 ? 0 : 0x3737 + 0x2828 * g;
                                        color.blue = b == 0 ? 0 : 0x3737 + 0x2828 * b;
       -                                if (!XAllocColor(xw.dpy, xw.cmap, &color)) {
       +                                if(!XAllocColor(xw.dpy, xw.cmap, &color)) {
                                                dc.col[i] = white;
                                                fprintf(stderr, "Could not allocate color %d\n", i);
                                        } else
       @@ -1488,8 +1478,7 @@ xclear(int x1, int y1, int x2, int y2) {
        }
        
        void
       -xhints(void)
       -{
       +xhints(void) {
                XClassHint class = {opt_class ? opt_class : TNAME, TNAME};
                XWMHints wm = {.flags = InputHint, .input = 1};
                XSizeHints size = {
       @@ -1505,8 +1494,7 @@ xhints(void)
        }
        
        XFontSet
       -xinitfont(char *fontstr)
       -{
       +xinitfont(char *fontstr) {
                XFontSet set;
                char *def, **missing;
                int n;
       @@ -1522,8 +1510,7 @@ xinitfont(char *fontstr)
        }
        
        void
       -xgetfontinfo(XFontSet set, int *ascent, int *descent, short *lbearing, short *rbearing)
       -{
       +xgetfontinfo(XFontSet set, int *ascent, int *descent, short *lbearing, short *rbearing) {
                XFontStruct **xfonts;
                char **font_names;
                int i, n;
       @@ -1540,8 +1527,7 @@ xgetfontinfo(XFontSet set, int *ascent, int *descent, short *lbearing, short *rb
        }
        
        void
       -initfonts(char *fontstr, char *bfontstr)
       -{
       +initfonts(char *fontstr, char *bfontstr) {
                if((dc.font.set = xinitfont(fontstr)) == NULL ||
                   (dc.bfont.set = xinitfont(bfontstr)) == NULL)
                        die("Can't load font %s\n", dc.font.set ? BOLDFONT : FONT);
       @@ -1674,40 +1660,6 @@ xdrawcursor(void) {
                }
        }
        
       -#ifdef DEBUG
       -/* basic drawing routines */
       -void
       -xdrawc(int x, int y, Glyph g) {
       -        int sl = utf8size(g.c);
       -        XRectangle r = { x * xw.cw, y * xw.ch, xw.cw, xw.ch };
       -        XSetBackground(xw.dpy, dc.gc, dc.col[g.bg]);
       -        XSetForeground(xw.dpy, dc.gc, dc.col[g.fg]);
       -        XmbDrawImageString(xw.dpy, xw.buf, g.mode&ATTR_BOLD?dc.bfont.fs:dc.font.fs,
       -            dc.gc, r.x, r.y+dc.font.ascent, g.c, sl);
       -}
       -
       -void 
       -drawregion(int x0, int x1, int y0, int y1) {
       -        draw();
       -}
       -
       -void
       -draw() {
       -        int x, y;
       -
       -        xclear(0, 0, term.col-1, term.row-1);
       -        for(y = 0; y < term.row; y++)
       -                for(x = 0; x < term.col; x++)
       -                        if(term.line[y][x].state & GLYPH_SET)
       -                                xdrawc(x, y, term.line[y][x]);
       -
       -        xdrawcursor();
       -        XCopyArea(xw.dpy, xw.buf, xw.win, dc.gc, 0, 0, xw.bufw, xw.bufh, BORDER, BORDER);
       -        XFlush(xw.dpy);
       -}
       -
       -#else
       -/* optimized drawing routine */
        void 
        draw() {
                drawregion(0, 0, term.col, term.row);
       @@ -1753,8 +1705,6 @@ drawregion(int x1, int y1, int x2, int y2) {
                XCopyArea(xw.dpy, xw.buf, xw.win, dc.gc, 0, 0, xw.bufw, xw.bufh, BORDER, BORDER);
        }
        
       -#endif
       -
        void
        expose(XEvent *ev) {
                XExposeEvent *e = &ev->xexpose;
       @@ -1900,7 +1850,7 @@ run(void) {
                        }
                        while(XPending(xw.dpy)) {
                                XNextEvent(xw.dpy, &ev);
       -                        if (XFilterEvent(&ev, xw.win))
       +                        if(XFilterEvent(&ev, xw.win))
                                        continue;
                                if(handler[ev.type])
                                        (handler[ev.type])(&ev);