Make the 'lock file' exists error more informative

It looks like someone did 90% of the work, then forgot to actually use
the function in one place.

Also the helper function did not use the correct variable.

Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/lockfile.c b/lockfile.c
index 1db1a2fefcf40c4f6e613b7a8f750ab9c22adbc3..3dbb2d1ff9407a7417be294adedc5312e7421a96 100644 (file)
--- a/lockfile.c
+++ b/lockfile.c
@@ -158,7 +158,7 @@ static int lock_file(struct lock_file *lk, const char *path, int flags)
 
 NORETURN void unable_to_lock_index_die(const char *path, int err)
 {
-       if (errno == EEXIST) {
+       if (err == EEXIST) {
                die("Unable to create '%s.lock': %s.\n\n"
                    "If no other git process is currently running, this probably means a\n"
                    "git process crashed in this repository earlier. Make sure no other git\n"
@@ -184,7 +184,7 @@ int hold_lock_file_for_append(struct lock_file *lk, const char *path, int flags)
        fd = lock_file(lk, path, flags);
        if (fd < 0) {
                if (flags & LOCK_DIE_ON_ERROR)
-                       die("unable to create '%s.lock': %s", path, strerror(errno));
+                       unable_to_lock_index_die(path, errno);
                return fd;
        }