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collapse \r\r\r\r => \r.

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rsc 2004-04-25 21:23:27 +00:00
parent 62780722f5
commit 304b47c101
1 changed files with 5 additions and 1 deletions
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6
src/cmd/9term/9term.c
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@ -229,7 +229,7 @@ threadmain(int argc, char *argv[])
maxtab = 4; /* be like rio */
snprint(buf, sizeof buf, "%d", maxtab);
putenv("tabstop", maxtab);
putenv("tabstop", buf);
initdraw(0, nil, "9term");
notify(hangupnote);
@ -1080,6 +1080,10 @@ runewrite(Rune *r, int n)
} else if(*p == '\r') { /* treat like ^U */
/* convert CR without NL into erased line */
/* i feel really sleazy about this but it helps */
while(i<n-1 && *(p+1) == '\r'){
i++;
p++;
}
if(i<n-1 && *(p+1) != '\n'){
while(q > r && *(q-1) != '\n')
q--;