blob: 9be184b29871adb5b97c0a3bbd15302cb13a161c (
plain)
From OpenBSD:
2008-07-03 19:52 otto
* lex.c (1.44): fix inifinite loop with set -o csh-history and
!<space> as input. report and testing by david@; ok millert@
jaredy@
2008-05-20 02:30 fgsch
* history.c (1.36): cast pointer arithmetic to unsigned so we can
behave correctly on underflows. fixes fc -l 1 in my box where
line is 1667511151. krw@ ok.
Index: pdksh-5.2.14/history.c
===================================================================
--- pdksh-5.2.14.orig/history.c 2009-09-17 22:18:37.000000000 +0200
+++ pdksh-5.2.14/history.c 2009-09-17 23:46:06.000000000 +0200
@@ -385,7 +385,7 @@
if (getn(str, &n)) {
hp = histptr + (n < 0 ? n : (n - hist_source->line));
- if (hp < history) {
+ if ((long)hp < (long)history) {
if (approx)
hp = hist_get_oldest();
else {
@@ -862,7 +862,8 @@
if (base != MAP_FAILED)
munmap((caddr_t)base, hsize);
hist_finish();
- unlink(hname);
+ if (unlink(hname) != 0)
+ return;
goto retry;
}
if (hsize > 2) {
@@ -870,7 +871,8 @@
if (lines > histsize) {
/* we need to make the file smaller */
if (hist_shrink(base, hsize))
- unlink(hname);
+ if (unlink(hname) != 0)
+ return;
munmap((caddr_t)base, hsize);
hist_finish();
goto retry;
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