completion: For consistency, change "git rev-parse" to __gitdir calls

diff --git a/merge-index.c b/merge-index.c
index c00a2b385a3373f88b9fd3f087d9681cdc46cbf6..aa9cf23a39ae271a53d1a0c05ac99be0e832b46a 100644 (file)
--- a/merge-index.c
+++ b/merge-index.c
@@ -92,7 +92,7 @@ int main(int argc, char **argv)
        signal(SIGCHLD, SIG_DFL);
 
        if (argc < 3)
-               usage("git-merge-index [-o] [-q] <merge-program> (-a | [--] <filename>*)");
+               usage("git merge-index [-o] [-q] <merge-program> (-a | [--] <filename>*)");
 
        git_extract_argv0_path(argv[0]);