[PATCH 1/2] branch: exit status now reflects if branch listing finds an error
- From
- Simo Melenius <simo.melenius@iki.fi>
- Date
- Jun 3, 2010, 07:48 UTC
- Message-ID
- <1275551282-21557-1-git-send-email-simo.melenius@iki.fi>
- In-Reply-To
- <20100603065527.GA23439@progeny.tock>
If some refs could not be read when listing branches, this can now be observed in the exit status of the "git branch" command.
Signed-off-by: Simo Melenius <simo.melenius@iki.fi> --- builtin/branch.c | 25 ++++++++++++++++++++----- 1 files changed, 20 insertions(+), 5 deletions(-)
diff --git a/builtin/branch.c b/builtin/branch.c index 6cf7e72..46ca59c 100644 --- a/builtin/branch.c +++ b/builtin/branch.c @@ -257,9 +257,16 @@ static char *resolve_symref(const char *src, const char *prefix) return xstrdup(dst); } +struct append_ref_cb +{ + struct ref_list *ref_list; + int ret; +}; + static int append_ref(const char *refname, const unsigned char *sha1, int flags, void *cb_data) { - struct ref_list *ref_list = (struct ref_list*)(cb_data); + struct append_ref_cb *cb = (struct append_ref_cb*)(cb_data); + struct ref_list *ref_list = cb->ref_list; struct ref_item *newitem; struct commit *commit; int kind, i; @@ -294,7 +301,10 @@ static int append_ref(const char *refname, const unsigned char *sha1, int flags, if (ref_list->verbose || ref_list->with_commit || merge_filter != NO_FILTER) { commit = lookup_commit_reference_gently(sha1, 1); if (!commit) - return error("branch '%s' does not point at a commit", refname); + { + cb->ret = error("branch '%s' does not point at a commit", refname); + return cb->ret; + } /* Filter with with_commit if specified */ if (!is_descendant_of(commit, ref_list->with_commit)) @@ -484,9 +494,10 @@ static void show_detached(struct ref_list *ref_list) } } -static void print_ref_list(int kinds, int detached, int verbose, int abbrev, struct commit_list *with_commit) +static int print_ref_list(int kinds, int detached, int verbose, int abbrev, struct commit_list *with_commit) { int i; + struct append_ref_cb cb; struct ref_list ref_list; memset(&ref_list, 0, sizeof(ref_list)); @@ -496,7 +507,9 @@ static void print_ref_list(int kinds, int detached, int verbose, int abbrev, str ref_list.with_commit = with_commit; if (merge_filter != NO_FILTER) init_revisions(&ref_list.revs, NULL); - for_each_rawref(append_ref, &ref_list); + cb.ref_list = &ref_list; + cb.ret = 0; + for_each_rawref(append_ref, &cb); if (merge_filter != NO_FILTER) { struct commit *filter; filter = lookup_commit_reference_gently(merge_filter_ref, 0); @@ -527,6 +540,8 @@ static void print_ref_list(int kinds, int detached, int verbose, int abbrev, str } free_ref_list(&ref_list); + + return cb.ret; } static void rename_branch(const char *oldname, const char *newname, int force) @@ -679,7 +694,7 @@ int cmd_branch(int argc, const char **argv, const char *prefix) if (delete) return delete_branches(argc, argv, delete > 1, kinds); else if (argc == 0) - print_ref_list(kinds, detached, verbose, abbrev, with_commit); + return print_ref_list(kinds, detached, verbose, abbrev, with_commit); else if (rename && (argc == 1)) rename_branch(head, argv[0], rename > 1); else if (rename && (argc == 2))
-- 1.7.0.4