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authorJim Meyering <jim@meyering.net>1997-03-10 04:47:32 +0000
committerJim Meyering <jim@meyering.net>1997-03-10 04:47:32 +0000
commit613357b0abecb668c65318acfa7fe24a2dea9e98 (patch)
treee6e4ac9af0ec302de220b067f32e33b392094874 /src
parentde397548a8caf7ce2d4c69479aa5c6abf9505c84 (diff)
downloadcoreutils-613357b0abecb668c65318acfa7fe24a2dea9e98.tar.xz
(decode_switches): Ignore value of COLUMNS envionment
variable when it is the empty string. Suggestion from Ulrich Drepper.
Diffstat (limited to 'src')
-rw-r--r--src/ls.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/ls.c b/src/ls.c
index 67e372370..ec051c29d 100644
--- a/src/ls.c
+++ b/src/ls.c
@@ -825,7 +825,7 @@ decode_switches (int argc, char **argv)
quote_as_string = 0;
line_length = 80;
- if ((p = getenv ("COLUMNS")))
+ if ((p = getenv ("COLUMNS")) && *p)
{
if (xstrtol (p, NULL, 0, &tmp_long, NULL) == LONGINT_OK
&& 0 < tmp_long && tmp_long <= INT_MAX)