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vt: fix selrange() to recover whitespace indention

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This commit is contained in:
cinap_lenrek 2018-09-03 22:37:45 +02:00
parent 676298b16b
commit 217e8a0619
1 changed files with 18 additions and 9 deletions
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27
sys/src/cmd/vt/main.c
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@ -915,16 +915,25 @@ resized(void)
Rune *
selrange(Rune *r, int x0, int y0, int x1, int y1)
{
Rune *p, *sr, *er;
Rune *s, *e;
int z, p;
p = r;
sr = onscreenr(x0, y0);
er = onscreenr(x1, y1);
for(; sr != er; sr++)
if(*sr)
*p++ = *sr;
*p = 0;
return p;
s = onscreenr(x0, y0);
e = onscreenr(x1, y1);
for(z = p = 0; s < e; s++){
if(*s){
if(*s == '\n')
z = p = 0;
else if(p++ == 0){
while(z-- > 0) *r++ = ' ';
}
*r++ = *s;
} else {
z++;
}
}
*r = 0;
return r;
}
Rune*