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authorRonnie Sahlberg <sahlberg@google.com>2014-06-20 07:42:49 -0700
committerJunio C Hamano <gitster@pobox.com>2014-07-14 11:54:41 -0700
commit60bca085c893f1866829b55bfee63888943cfe14 (patch)
tree8da8f6f6eb32f72380035e6e14f369dd4d82c57d
parent447ff1bf0acf9a1d7d2dc3aed032c209f105fb8a (diff)
downloadgit-60bca085c893f1866829b55bfee63888943cfe14.tar.gz
refs.c: add an err argument to repack_without_refs
Update repack_without_refs to take an err argument and update it if there is a failure. Pass the err variable from ref_transaction_commit to this function so that callers can print a meaningful error message if _commit fails due to this function. Signed-off-by: Ronnie Sahlberg <sahlberg@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com> Acked-by: Michael Haggerty <mhagger@alum.mit.edu>
-rw-r--r--builtin/remote.c5
-rw-r--r--refs.c19
-rw-r--r--refs.h3
3 files changed, 19 insertions, 8 deletions
diff --git a/builtin/remote.c b/builtin/remote.c
index c9102e8fe9..401feb3970 100644
--- a/builtin/remote.c
+++ b/builtin/remote.c
@@ -755,7 +755,7 @@ static int remove_branches(struct string_list *branches)
branch_names = xmalloc(branches->nr * sizeof(*branch_names));
for (i = 0; i < branches->nr; i++)
branch_names[i] = branches->items[i].string;
- result |= repack_without_refs(branch_names, branches->nr);
+ result |= repack_without_refs(branch_names, branches->nr, NULL);
free(branch_names);
for (i = 0; i < branches->nr; i++) {
@@ -1333,7 +1333,8 @@ static int prune_remote(const char *remote, int dry_run)
for (i = 0; i < states.stale.nr; i++)
delete_refs[i] = states.stale.items[i].util;
if (!dry_run)
- result |= repack_without_refs(delete_refs, states.stale.nr);
+ result |= repack_without_refs(delete_refs,
+ states.stale.nr, NULL);
free(delete_refs);
}
diff --git a/refs.c b/refs.c
index e9d53e4a57..67a0217a8d 100644
--- a/refs.c
+++ b/refs.c
@@ -2456,12 +2456,12 @@ static int curate_packed_ref_fn(struct ref_entry *entry, void *cb_data)
return 0;
}
-int repack_without_refs(const char **refnames, int n)
+int repack_without_refs(const char **refnames, int n, struct strbuf *err)
{
struct ref_dir *packed;
struct string_list refs_to_delete = STRING_LIST_INIT_DUP;
struct string_list_item *ref_to_delete;
- int i, removed = 0;
+ int i, ret, removed = 0;
/* Look for a packed ref */
for (i = 0; i < n; i++)
@@ -2473,6 +2473,11 @@ int repack_without_refs(const char **refnames, int n)
return 0; /* no refname exists in packed refs */
if (lock_packed_refs(0)) {
+ if (err) {
+ unable_to_lock_message(git_path("packed-refs"), errno,
+ err);
+ return -1;
+ }
unable_to_lock_error(git_path("packed-refs"), errno);
return error("cannot delete '%s' from packed refs", refnames[i]);
}
@@ -2499,12 +2504,16 @@ int repack_without_refs(const char **refnames, int n)
}
/* Write what remains */
- return commit_packed_refs();
+ ret = commit_packed_refs();
+ if (ret && err)
+ strbuf_addf(err, "unable to overwrite old ref-pack file: %s",
+ strerror(errno));
+ return ret;
}
static int repack_without_ref(const char *refname)
{
- return repack_without_refs(&refname, 1);
+ return repack_without_refs(&refname, 1, NULL);
}
static int delete_ref_loose(struct ref_lock *lock, int flag)
@@ -3508,7 +3517,7 @@ int ref_transaction_commit(struct ref_transaction *transaction,
}
}
- ret |= repack_without_refs(delnames, delnum);
+ ret |= repack_without_refs(delnames, delnum, err);
for (i = 0; i < delnum; i++)
unlink_or_warn(git_path("logs/%s", delnames[i]));
clear_loose_ref_cache(&ref_cache);
diff --git a/refs.h b/refs.h
index 64f25d99a3..65f76376fe 100644
--- a/refs.h
+++ b/refs.h
@@ -122,7 +122,8 @@ extern void rollback_packed_refs(void);
*/
int pack_refs(unsigned int flags);
-extern int repack_without_refs(const char **refnames, int n);
+extern int repack_without_refs(const char **refnames, int n,
+ struct strbuf *err);
extern int ref_exists(const char *);