[PATCH] Trivial --help output for showchange.pl

* tools/client-side/showchange.pl: Add trivial -h, --help output.

Index: tools/client-side/showchange.pl
===================================================================
--- tools/client-side/showchange.pl (revision 7446)
+++ tools/client-side/showchange.pl (working copy)
@@ -8,6 +8,14 @@
 # $ showchange.pl REVISION [PATH|URL]
 
 
+if ($ARGV[0] eq '-h' or $ARGV[0] eq '--help') {
+ print <<EOF;
+Show the log message and diff for a revision.
+usage: $0 REVISION [PATH|URL]
+EOF
+ exit 0;
+}
+
 my $revision = shift || die ("Revision argument required.\n");
 
 my $url = shift || "";

Thanks,

-- 
Colin Watson                                  [cjwatson@flatline.org.uk]
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