git-instaweb: fix mod_perl detection for apache2

The script was looking for something that matched the '^our $gitbin'
regex, which no longer exists in gitweb.cgi.

Now it looks for 'MOD_PERL', which should be on the line that checks
to see if the script is running in a mod_perl environment.

Signed-off-by: Mark Rada <marada@uwaterloo.ca>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/git-instaweb.sh b/git-instaweb.sh
index 32f6496b0d36cff061f00a4ad70b6fa4d34c2646..5f5cac75eaa6fbf2ca68cfa01de2b21afa352cd0 100755 (executable)
--- a/git-instaweb.sh
+++ b/git-instaweb.sh
@@ -278,7 +278,7 @@ EOF
 
        # check to see if Dennis Stosberg's mod_perl compatibility patch
        # (<20060621130708.Gcbc6e5c@leonov.stosberg.net>) has been applied
-       if test -f "$module_path/mod_perl.so" && grep '^our $gitbin' \
+       if test -f "$module_path/mod_perl.so" && grep 'MOD_PERL' \
                                "$GIT_DIR/gitweb/gitweb.cgi" >/dev/null
        then
                # favor mod_perl if available