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authorhasso <hasso>2004-08-27 14:23:28 +0000
committerhasso <hasso>2004-08-27 14:23:28 +0000
commit5a9c53ded34d688dd4362d0664ee3cdcb737e7db (patch)
tree6ee96a36abd45ebb05efbbd8275f572a8eeda180
parent34553cc3c996bb530652663810664935f40f5560 (diff)
Brown paperbag, please. Don't segfault if VTYSH_PAGER isn't defined.
-rw-r--r--vtysh/vtysh.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/vtysh/vtysh.c b/vtysh/vtysh.c
index 28ad39b1..45596b29 100644
--- a/vtysh/vtysh.c
+++ b/vtysh/vtysh.c
@@ -212,8 +212,13 @@ vtysh_exit_ripd_only ()
void
vtysh_pager_init ()
{
- vtysh_pager_name = strdup (getenv ("VTYSH_PAGER"));
- if (! vtysh_pager_name)
+ char *pager_defined;
+
+ pager_defined = getenv ("VTYSH_PAGER");
+
+ if (pager_defined)
+ vtysh_pager_name = strdup (pager_defined);
+ else
vtysh_pager_name = strdup ("more");
}