[projects/rc-scripts] filter_chroot, exit early if no pids

[glen]

commit 3a69d6346ff0f8a4698bccd523e7265d9af82a1f
Author: Elan Ruusamäe <glen at delfi.ee>
Date:   Mon May 18 16:46:05 2015 +0300

    filter_chroot, exit early if no pids
    
    this is optimization to lessen noise when debugging, not performance
    optimize

 lib/functions | 3 +++
 1 file changed, 3 insertions(+)
---
diff --git a/lib/functions b/lib/functions
index 5d6dfbd..f337e82 100644
--- a/lib/functions
+++ b/lib/functions
@@ -498,6 +498,9 @@ checkpid() {
 # (note: some processes like named are chrooted but run outside chroot)
 # - do nothing inside vserver
 filter_chroot() {
+	# no pids, exit early
+	[ $# -eq 0 ] && return
+
 	# filter by pid namespace if such dir exists for current process
 	# we do filter in containers as stacked containers are possible with LXC
 	if [ -d /proc/$$/ns ]; then
================================================================

---- gitweb:

http://git.pld-linux.org/gitweb.cgi/projects/rc-scripts.git/commitdiff/3a69d6346ff0f8a4698bccd523e7265d9af82a1f