From 479912e7b3619e989413b0ed19df3855be244f7f Mon Sep 17 00:00:00 2001 From: Karel Zak Date: Thu, 17 Jul 2014 15:19:34 +0200 Subject: wall: add fallback for failed sysconf() Signed-off-by: Karel Zak --- term-utils/wall.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'term-utils/wall.c') diff --git a/term-utils/wall.c b/term-utils/wall.c index 80b8678d9..598e9f28c 100644 --- a/term-utils/wall.c +++ b/term-utils/wall.c @@ -187,6 +187,9 @@ static char *makemsg(char *fname, char **mvec, int mvecsz, long line_max; line_max = sysconf(_SC_LINE_MAX); + if (line_max <= 0) + line_max = 512; + lbuf = xmalloc(line_max); if ((fp = xfmkstemp(&tmpname, NULL)) == NULL) -- cgit v1.2.3-55-g7522