Enable BCE everywhere. - st - Personal fork of st
 (HTM) git clone git://git.drkhsh.at/st.git
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       ---
 (DIR) commit c371fe58a36abbfbf684e62d6b4026173dbc79be
 (DIR) parent 44db38a5f8560564851683f80e1a649836e5885c
 (HTM) Author: Christoph Lohmann <20h@r-36.net>
       Date:   Sun, 14 Apr 2013 18:30:10 +0200
       
       Enable BCE everywhere.
       
       Diffstat:
         M st.c                                |      53 +++++++++++++++----------------
       
       1 file changed, 25 insertions(+), 28 deletions(-)
       ---
 (DIR) diff --git a/st.c b/st.c
       @@ -310,7 +310,7 @@ static void strhandle(void);
        static void strparse(void);
        static void strreset(void);
        
       -static void tclearregion(int, int, int, int, int);
       +static void tclearregion(int, int, int, int);
        static void tcursor(int);
        static void tdeletechar(int);
        static void tdeleteline(int);
       @@ -1187,7 +1187,7 @@ treset(void) {
                term.bot = term.row - 1;
                term.mode = MODE_WRAP;
        
       -        tclearregion(0, 0, term.col-1, term.row-1, 0);
       +        tclearregion(0, 0, term.col-1, term.row-1);
                tmoveto(0, 0);
                tcursor(CURSOR_SAVE);
        }
       @@ -1231,7 +1231,7 @@ tscrolldown(int orig, int n) {
        
                LIMIT(n, 0, term.bot-orig+1);
        
       -        tclearregion(0, term.bot-n+1, term.col-1, term.bot, 0);
       +        tclearregion(0, term.bot-n+1, term.col-1, term.bot);
        
                for(i = term.bot; i >= orig+n; i--) {
                        temp = term.line[i];
       @@ -1251,7 +1251,7 @@ tscrollup(int orig, int n) {
                Line temp;
                LIMIT(n, 0, term.bot-orig+1);
        
       -        tclearregion(0, orig, term.col-1, orig+n-1, 0);
       +        tclearregion(0, orig, term.col-1, orig+n-1);
        
                for(i = orig; i <= term.bot-n; i++) {
                         temp = term.line[i];
       @@ -1389,7 +1389,7 @@ tsetchar(char *c, Glyph *attr, int x, int y) {
        }
        
        void
       -tclearregion(int x1, int y1, int x2, int y2, int bce) {
       +tclearregion(int x1, int y1, int x2, int y2) {
                int x, y, temp;
        
                if(x1 > x2)
       @@ -1405,13 +1405,9 @@ tclearregion(int x1, int y1, int x2, int y2, int bce) {
                for(y = y1; y <= y2; y++) {
                        term.dirty[y] = 1;
                        for(x = x1; x <= x2; x++) {
       -                        if(bce) {
       -                                term.line[y][x] = term.c.attr;
       -                                memcpy(term.line[y][x].c, " ", 2);
       -                                term.line[y][x].state |= GLYPH_SET;
       -                        } else {
       -                                term.line[y][x].state = 0;
       -                        }
       +                        term.line[y][x] = term.c.attr;
       +                        memcpy(term.line[y][x].c, " ", 2);
       +                        term.line[y][x].state |= GLYPH_SET;
                        }
                }
        }
       @@ -1425,13 +1421,13 @@ tdeletechar(int n) {
                term.dirty[term.c.y] = 1;
        
                if(src >= term.col) {
       -                tclearregion(term.c.x, term.c.y, term.col-1, term.c.y, 0);
       +                tclearregion(term.c.x, term.c.y, term.col-1, term.c.y);
                        return;
                }
        
                memmove(&term.line[term.c.y][dst], &term.line[term.c.y][src],
                                size * sizeof(Glyph));
       -        tclearregion(term.col-n, term.c.y, term.col-1, term.c.y, 0);
       +        tclearregion(term.col-n, term.c.y, term.col-1, term.c.y);
        }
        
        void
       @@ -1443,13 +1439,13 @@ tinsertblank(int n) {
                term.dirty[term.c.y] = 1;
        
                if(dst >= term.col) {
       -                tclearregion(term.c.x, term.c.y, term.col-1, term.c.y, 0);
       +                tclearregion(term.c.x, term.c.y, term.col-1, term.c.y);
                        return;
                }
        
                memmove(&term.line[term.c.y][dst], &term.line[term.c.y][src],
                                size * sizeof(Glyph));
       -        tclearregion(src, term.c.y, dst - 1, term.c.y, 0);
       +        tclearregion(src, term.c.y, dst - 1, term.c.y);
        }
        
        void
       @@ -1475,8 +1471,9 @@ tsetattr(int *attr, int l) {
                for(i = 0; i < l; i++) {
                        switch(attr[i]) {
                        case 0:
       -                        term.c.attr.mode &= ~(ATTR_REVERSE | ATTR_UNDERLINE | ATTR_BOLD \
       -                                        | ATTR_ITALIC | ATTR_BLINK);
       +                        term.c.attr.mode &= ~(ATTR_REVERSE | ATTR_UNDERLINE \
       +                                        | ATTR_BOLD | ATTR_ITALIC \
       +                                        | ATTR_BLINK);
                                term.c.attr.fg = defaultfg;
                                term.c.attr.bg = defaultbg;
                                break;
       @@ -1645,7 +1642,7 @@ tsetmode(bool priv, bool set, int *args, int narg) {
                                        alt = IS_SET(MODE_ALTSCREEN);
                                        if(alt) {
                                                tclearregion(0, 0, term.col-1,
       -                                                        term.row-1, 0);
       +                                                        term.row-1);
                                        }
                                        if(set ^ alt)                /* set is always 1 or 0 */
                                                tswapscreen();
       @@ -1764,19 +1761,19 @@ csihandle(void) {
                        sel.bx = -1;
                        switch(csiescseq.arg[0]) {
                        case 0: /* below */
       -                        tclearregion(term.c.x, term.c.y, term.col-1, term.c.y, 1);
       +                        tclearregion(term.c.x, term.c.y, term.col-1, term.c.y);
                                if(term.c.y < term.row-1) {
                                        tclearregion(0, term.c.y+1, term.col-1,
       -                                                term.row-1, 1);
       +                                                term.row-1);
                                }
                                break;
                        case 1: /* above */
                                if(term.c.y > 1)
       -                                tclearregion(0, 0, term.col-1, term.c.y-1, 1);
       -                        tclearregion(0, term.c.y, term.c.x, term.c.y, 1);
       +                                tclearregion(0, 0, term.col-1, term.c.y-1);
       +                        tclearregion(0, term.c.y, term.c.x, term.c.y);
                                break;
                        case 2: /* all */
       -                        tclearregion(0, 0, term.col-1, term.row-1, 1);
       +                        tclearregion(0, 0, term.col-1, term.row-1);
                                break;
                        default:
                                goto unknown;
       @@ -1786,13 +1783,13 @@ csihandle(void) {
                        switch(csiescseq.arg[0]) {
                        case 0: /* right */
                                tclearregion(term.c.x, term.c.y, term.col-1,
       -                                        term.c.y, 1);
       +                                        term.c.y);
                                break;
                        case 1: /* left */
       -                        tclearregion(0, term.c.y, term.c.x, term.c.y, 1);
       +                        tclearregion(0, term.c.y, term.c.x, term.c.y);
                                break;
                        case 2: /* all */
       -                        tclearregion(0, term.c.y, term.col-1, term.c.y, 1);
       +                        tclearregion(0, term.c.y, term.col-1, term.c.y);
                                break;
                        }
                        break;
       @@ -1818,7 +1815,7 @@ csihandle(void) {
                case 'X': /* ECH -- Erase <n> char */
                        DEFAULT(csiescseq.arg[0], 1);
                        tclearregion(term.c.x, term.c.y,
       -                                term.c.x + csiescseq.arg[0] - 1, term.c.y, 1);
       +                                term.c.x + csiescseq.arg[0] - 1, term.c.y);
                        break;
                case 'P': /* DCH -- Delete <n> char */
                        DEFAULT(csiescseq.arg[0], 1);