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Yet another pedantic fix for scroll margin setting :-)

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[originally from svn r586]
This commit is contained in:
Simon Tatham 2000-09-11 14:47:57 +00:00
parent ff9c336662
commit bed673083b
1 changed files with 7 additions and 12 deletions
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19
terminal.c
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@ -1221,20 +1221,15 @@ static int beep_overload = 0;
compatibility(VT100); compatibility(VT100);
if (esc_nargs <= 2) { if (esc_nargs <= 2) {
int top, bot; int top, bot;
/* VTTEST Bug 9 if the first arg is default _or_ zero top = def(esc_args[0], 1) - 1;
* this is a full screen region irrespective of 2nd arg. bot = (esc_nargs <= 1 || esc_args[1] == 0 ? rows :
*/ def(esc_args[1], rows)) - 1;
if (esc_args[0] <= 0) {
top=0;
bot=rows-1;
} else {
top = def(esc_args[0], 1) - 1;
bot = (esc_nargs <= 1 || esc_args[1] == 0 ? rows :
def(esc_args[1], rows)) - 1;
}
if (bot >= rows) if (bot >= rows)
bot = rows-1; bot = rows-1;
if (top <= bot) { /* VTTEST Bug 9 - if region is less than 2 lines
* don't change region.
*/
if (bot-top > 1) {
marg_t = top; marg_t = top;
marg_b = bot; marg_b = bot;
curs_x = 0; curs_x = 0;