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@ -375,7 +375,7 @@ static void tmoveto(int, int);
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static void tmoveato(int, int);
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static void tmoveato(int, int);
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static void tnew(int, int);
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static void tnew(int, int);
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static void tnewline(int);
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static void tnewline(int);
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static void tputtab(bool);
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static void tputtab(int);
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static void tputc(char *, int);
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static void tputc(char *, int);
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static void treset(void);
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static void treset(void);
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static int tresize(int, int);
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static int tresize(int, int);
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@ -1996,8 +1996,7 @@ csihandle(void) {
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break;
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break;
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case 'I': /* CHT -- Cursor Forward Tabulation <n> tab stops */
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case 'I': /* CHT -- Cursor Forward Tabulation <n> tab stops */
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DEFAULT(csiescseq.arg[0], 1);
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DEFAULT(csiescseq.arg[0], 1);
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while(csiescseq.arg[0]--)
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tputtab(csiescseq.arg[0]);
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tputtab(1);
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break;
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break;
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case 'J': /* ED -- Clear screen */
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case 'J': /* ED -- Clear screen */
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selclear(NULL);
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selclear(NULL);
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@ -2065,8 +2064,7 @@ csihandle(void) {
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break;
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break;
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case 'Z': /* CBT -- Cursor Backward Tabulation <n> tab stops */
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case 'Z': /* CBT -- Cursor Backward Tabulation <n> tab stops */
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DEFAULT(csiescseq.arg[0], 1);
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DEFAULT(csiescseq.arg[0], 1);
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while(csiescseq.arg[0]--)
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tputtab(-csiescseq.arg[0]);
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tputtab(0);
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break;
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break;
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case 'd': /* VPA -- Move to <row> */
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case 'd': /* VPA -- Move to <row> */
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DEFAULT(csiescseq.arg[0], 1);
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DEFAULT(csiescseq.arg[0], 1);
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@ -2281,19 +2279,17 @@ tdump(void) {
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}
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}
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void
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void
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tputtab(bool forward) {
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tputtab(int n) {
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uint x = term.c.x;
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uint x = term.c.x;
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if(forward) {
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if(n > 0) {
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if(x == term.col)
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while(x < term.col && n--)
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return;
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for(++x; x < term.col && !term.tabs[x]; ++x)
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for(++x; x < term.col && !term.tabs[x]; ++x)
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/* nothing */ ;
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/* nothing */ ;
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} else if(n < 0) {
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} else {
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while(x > 0 && n++)
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if(x == 0)
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for(--x; x > 0 && !term.tabs[x]; --x)
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return;
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/* nothing */ ;
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for(--x; x > 0 && !term.tabs[x]; --x)
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/* nothing */ ;
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}
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}
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tmoveto(x, term.c.y);
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tmoveto(x, term.c.y);
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}
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}
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