diff options
author | Leah Neukirchen <leah@vuxu.org> | 2018-09-17 12:55:54 +0200 |
---|---|---|
committer | Leah Neukirchen <leah@vuxu.org> | 2018-09-17 12:55:54 +0200 |
commit | cdbf6a42292d3d49a9d32edf49cdb32f7bb56fdb (patch) | |
tree | 8d1d57c9a2d250dc5838a1839cd693deff6de2bb /pwait.c | |
parent | a2031e792e57e5201afeeda9de0cb7f9a7bea7aa (diff) | |
download | extrace-cdbf6a42292d3d49a9d32edf49cdb32f7bb56fdb.tar.gz extrace-cdbf6a42292d3d49a9d32edf49cdb32f7bb56fdb.tar.xz extrace-cdbf6a42292d3d49a9d32edf49cdb32f7bb56fdb.zip |
pwait: exit with status 1 if no valid pid is given
Diffstat (limited to 'pwait.c')
-rw-r--r-- | pwait.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/pwait.c b/pwait.c index 15b4904..2ed699c 100644 --- a/pwait.c +++ b/pwait.c @@ -187,6 +187,9 @@ usage: pids[m++] = pid; } + if (m == 0) + exit(1); + sk_nl = socket(PF_NETLINK, SOCK_DGRAM, NETLINK_CONNECTOR); if (sk_nl == -1) { perror("socket sk_nl error"); |