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authorKarl Heuer <kwzh@gnu.org>1997-06-14 04:36:44 +0000
committerKarl Heuer <kwzh@gnu.org>1997-06-14 04:36:44 +0000
commit1f43d7f5ef03db7ff431e5c8826ddfe3551794af (patch)
treec44a2e57dad2b84dee0b253bea92f979fda863af /lib-src
parentaae26eaf5430ab19c57769292be822aa7f9a2139 (diff)
downloademacs-1f43d7f5ef03db7ff431e5c8826ddfe3551794af.tar.gz
(readline): Terminate buffer properly when EOF seen.
Test for valid pointer before dereferencing it.
Diffstat (limited to 'lib-src')
-rw-r--r--lib-src/b2m.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib-src/b2m.c b/lib-src/b2m.c
index 88d0acd5cd8..2eb6a0354b8 100644
--- a/lib-src/b2m.c
+++ b/lib-src/b2m.c
@@ -211,12 +211,13 @@ readline (linebuffer, stream)
}
if (c == EOF)
{
+ *p = '\0';
chars_deleted = 0;
break;
}
if (c == '\n')
{
- if (p[-1] == '\r' && p > buffer)
+ if (p > buffer && p[-1] == '\r')
{
*--p = '\0';
chars_deleted = 2;