GIT-VERSION-FILE: check ./version first.

[thirdparty/git.git] / builtin-branch.c

diff --git a/builtin-branch.c b/builtin-branch.c
index d60690bb084ef83ce99a56453ae9dfa56da12807..2d8d61b453ede72b8d0319cb192f9f06a024d8c0 100644 (file)
--- a/builtin-branch.c
+++ b/builtin-branch.c
@@ -316,6 +316,7 @@ static void create_branch(const char *name, const char *start_name,
        struct commit *commit;
        unsigned char sha1[20];
        char ref[PATH_MAX], msg[PATH_MAX + 20];
+       int forcing = 0;
 
        snprintf(ref, sizeof ref, "refs/heads/%s", name);
        if (check_ref_format(ref))
@@ -326,6 +327,7 @@ static void create_branch(const char *name, const char *start_name,
                        die("A branch named '%s' already exists.", name);
                else if (!is_bare_repository() && !strcmp(head, name))
                        die("Cannot force update the current branch.");
+               forcing = 1;
        }
 
        if (start_sha1)
@@ -342,11 +344,15 @@ static void create_branch(const char *name, const char *start_name,
        if (!lock)
                die("Failed to lock ref for update: %s.", strerror(errno));
 
-       if (reflog) {
+       if (reflog)
                log_all_ref_updates = 1;
+
+       if (forcing)
+               snprintf(msg, sizeof msg, "branch: Reset from %s",
+                        start_name);
+       else
                snprintf(msg, sizeof msg, "branch: Created from %s",
                         start_name);
-       }
 
        if (write_ref_sha1(lock, sha1, msg) < 0)
                die("Failed to write ref: %s.", strerror(errno));
@@ -358,7 +364,7 @@ static void rename_branch(const char *oldname, const char *newname, int force)
        unsigned char sha1[20];
 
        if (!oldname)
-               die("cannot rename the curren branch while not on any.");
+               die("cannot rename the current branch while not on any.");
 
        if (snprintf(oldref, sizeof(oldref), "refs/heads/%s", oldname) > sizeof(oldref))
                die("Old branchname too long");
@@ -381,7 +387,8 @@ static void rename_branch(const char *oldname, const char *newname, int force)
        if (rename_ref(oldref, newref, logmsg))
                die("Branch rename failed");
 
-       if (!strcmp(oldname, head) && create_symref("HEAD", newref))
+       /* no need to pass logmsg here as HEAD didn't really move */
+       if (!strcmp(oldname, head) && create_symref("HEAD", newref, NULL))
                die("Branch renamed to %s, but HEAD is not updated!", newname);
 }