[Xen-changelog] Make check_pkgs work with the Bourne shell

[Xen patchbot -unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User kaf24@xxxxxxxxxxxxxxxxxxxx
# Node ID cf0c13832905dfa632305d6dcba140ba83be03ad
# Parent  60c941136be95870a10bfc2747fce0c2c1f71dfe
Make check_pkgs work with the Bourne shell

diff -r 60c941136be9 -r cf0c13832905 docs/check_pkgs
--- a/docs/check_pkgs   Mon Oct 31 16:10:41 2005
+++ b/docs/check_pkgs   Mon Oct 31 16:11:24 2005
@@ -1,14 +1,14 @@
 
 silent_which ()
 {
-        if ! `which $1 1>/dev/null 2>/dev/null`; then
+        which $1 1>/dev/null 2>/dev/null || {
                 echo "*************************************************"
                 echo "*************************************************"
                 echo "* WARNING: Package '$1' is required"
                 echo "*          to build Xen documentation"
                 echo "*************************************************"
                 echo "*************************************************"
-        fi
+        }
         which $1 1>/dev/null 2>/dev/null
 }
 

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