combine-diff.c: use strbuf_readlink()

diff --git a/git-cvsserver.perl b/git-cvsserver.perl
index b00d1c29cd3a7d2cd8bbcd7ea4f531e050fcfcb9..b0a805c688f59af29e1f25b514d73f3991285dee 100755 (executable)
--- a/git-cvsserver.perl
+++ b/git-cvsserver.perl
@@ -101,7 +101,7 @@
 $log->info("--------------- STARTING -----------------");
 
 my $usage =
-    "Usage: git-cvsserver [options] [pserver|server] [<directory> ...]\n".
+    "Usage: git cvsserver [options] [pserver|server] [<directory> ...]\n".
     "    --base-path <path>  : Prepend to requested CVSROOT\n".
     "    --strict-paths      : Don't allow recursing into subdirectories\n".
     "    --export-all        : Don't check for gitcvs.enabled in config\n".
@@ -801,6 +801,18 @@ sub req_co
 
     argsplit("co");
 
+    # Provide list of modules, if -c was used.
+    if (exists $state->{opt}{c}) {
+        my $showref = `git show-ref --heads`;
+        for my $line (split '\n', $showref) {
+            if ( $line =~ m% refs/heads/(.*)$% ) {
+                print "M $1\t$1\n";
+            }
+        }
+        print "ok\n";
+        return 1;
+    }
+
     my $module = $state->{args}[0];
     $state->{module} = $module;
     my $checkout_path = $module;
@@ -947,21 +959,15 @@ sub req_update
     # projects (heads in this case) to checkout.
     #
     if ($state->{module} eq '') {
-       my $heads_dir = $state->{CVSROOT} . '/refs/heads';
-       if (!opendir HEADS, $heads_dir) {
-           print "E [server aborted]: Failed to open directory, "
-             . "$heads_dir: $!\nerror\n";
-           return 0;
-       }
+        my $showref = `git show-ref --heads`;
         print "E cvs update: Updating .\n";
-       while (my $head = readdir(HEADS)) {
-           if (-f $state->{CVSROOT} . '/refs/heads/' . $head) {
-               print "E cvs update: New directory `$head'\n";
-           }
-       }
-       closedir HEADS;
-       print "ok\n";
-       return 1;
+        for my $line (split '\n', $showref) {
+            if ( $line =~ m% refs/heads/(.*)$% ) {
+                print "E cvs update: New directory `$1'\n";
+            }
+        }
+        print "ok\n";
+        return 1;
     }