diff options
| author | hasso <hasso> | 2004-08-27 16:23:28 +0200 |
|---|---|---|
| committer | hasso <hasso> | 2004-08-27 16:23:28 +0200 |
| commit | 5a9c53ded34d688dd4362d0664ee3cdcb737e7db (patch) | |
| tree | 6ee96a36abd45ebb05efbbd8275f572a8eeda180 /vtysh | |
| parent | Make "terminal length <0-512>" command work in vtysh. (diff) | |
| download | frr-5a9c53ded34d688dd4362d0664ee3cdcb737e7db.tar.xz frr-5a9c53ded34d688dd4362d0664ee3cdcb737e7db.zip | |
Brown paperbag, please. Don't segfault if VTYSH_PAGER isn't defined.
Diffstat (limited to 'vtysh')
| -rw-r--r-- | vtysh/vtysh.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/vtysh/vtysh.c b/vtysh/vtysh.c index 28ad39b1c..45596b299 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"); } |