commit/status: check $GIT_DIR/MERGE_HEAD only once

diff --git a/builtin-commit.c b/builtin-commit.c
index b39295fbf25233570ceaf0205682874d5c873d13..17dd46217341694110eb0876257f5abd803f470c 100644 (file)
--- a/builtin-commit.c
+++ b/builtin-commit.c
@@ -36,7 +36,7 @@ static const char * const builtin_status_usage[] = {
        NULL
 };
 
-static unsigned char head_sha1[20], merge_head_sha1[20];
+static unsigned char head_sha1[20];
 static char *use_message_buffer;
 static const char commit_editmsg[] = "COMMIT_EDITMSG";
 static struct lock_file index_lock; /* real index */
@@ -319,7 +319,7 @@ static char *prepare_index(int argc, const char **argv, const char *prefix, int
         */
        commit_style = COMMIT_PARTIAL;
 
-       if (file_exists(git_path("MERGE_HEAD")))
+       if (in_merge)
                die("cannot do a partial commit during a merge.");
 
        memset(&partial, 0, sizeof(partial));
@@ -758,9 +758,6 @@ static int parse_and_validate_options(int argc, const char *argv[],
        if (get_sha1("HEAD", head_sha1))
                initial_commit = 1;
 
-       if (!get_sha1("MERGE_HEAD", merge_head_sha1))
-               in_merge = 1;
-
        /* Sanity check options */
        if (amend && initial_commit)
                die("You have nothing to amend.");
@@ -951,6 +948,7 @@ int cmd_status(int argc, const char **argv, const char *prefix)
 
        wt_status_prepare(&s);
        git_config(git_status_config, &s);
+       in_merge = file_exists(git_path("MERGE_HEAD"));
        argc = parse_options(argc, argv, prefix,
                             builtin_status_options,
                             builtin_status_usage, 0);
@@ -1057,10 +1055,10 @@ int cmd_commit(int argc, const char **argv, const char *prefix)
 
        wt_status_prepare(&s);
        git_config(git_commit_config, &s);
+       in_merge = file_exists(git_path("MERGE_HEAD"));
 
        if (s.use_color == -1)
                s.use_color = git_use_color_default;
-
        argc = parse_and_validate_options(argc, argv, builtin_commit_usage,
                                          prefix, &s);
        if (dry_run) {