Disallow empty section and variable names

diff --git a/t/gitweb-lib.sh b/t/gitweb-lib.sh
index 8c490c87071cc71228d1811d6e08cf542bf11d2e..b9bb95feaa5088254b002c2806c2c2ae9e9d7be4 100644 (file)
--- a/t/gitweb-lib.sh
+++ b/t/gitweb-lib.sh
@@ -32,17 +32,34 @@ EOF
        cat >.git/description <<EOF
 $0 test repository
 EOF
+
+       # You can set the GITWEB_TEST_INSTALLED environment variable to
+       # the gitwebdir (the directory where gitweb is installed / deployed to)
+       # of an existing gitweb instalation to test that installation,
+       # or simply to pathname of installed gitweb script.
+       if test -n "$GITWEB_TEST_INSTALLED" ; then
+               if test -d $GITWEB_TEST_INSTALLED; then
+                       SCRIPT_NAME="$GITWEB_TEST_INSTALLED/gitweb.cgi"
+               else
+                       SCRIPT_NAME="$GITWEB_TEST_INSTALLED"
+               fi
+               test -f "$SCRIPT_NAME" ||
+               error "Cannot find gitweb at $GITWEB_TEST_INSTALLED."
+               say "# Testing $SCRIPT_NAME"
+       else # normal case, use source version of gitweb
+               SCRIPT_NAME="$GIT_BUILD_DIR/gitweb/gitweb.perl"
+       fi
+       export SCRIPT_NAME
 }
 
 gitweb_run () {
        GATEWAY_INTERFACE='CGI/1.1'
        HTTP_ACCEPT='*/*'
        REQUEST_METHOD='GET'
-       SCRIPT_NAME="$GIT_BUILD_DIR/gitweb/gitweb.perl"
        QUERY_STRING=""$1""
        PATH_INFO=""$2""
        export GATEWAY_INTERFACE HTTP_ACCEPT REQUEST_METHOD \
-               SCRIPT_NAME QUERY_STRING PATH_INFO
+               QUERY_STRING PATH_INFO
 
        GITWEB_CONFIG=$(pwd)/gitweb_config.perl
        export GITWEB_CONFIG
@@ -80,7 +97,7 @@ if ! test_have_prereq PERL; then
        test_done
 fi
 
-perl -MEncode -e 'decode_utf8("", Encode::FB_CROAK)' >/dev/null 2>&1 || {
+perl -MEncode -e '$e="";decode_utf8($e, Encode::FB_CROAK)' >/dev/null 2>&1 || {
        skip_all='skipping gitweb tests, perl version is too old'
        test_done
 }