From: Ronnie Sahlberg <sahlb...@google.com>
Move delete_pseudoref, delete_ref() and delete_refs() to the refs.c
file since these functions do not contain any backend specific code.
Based on a patch by Ronnie Sahlberg.
Signed-off-by: David Turner <dtur...@twitter.com>
Signed-off-by: Ronnie Sahlberg <sahlb...@google.com>
---
refs-be-files.c | 94 ---------------------------------------------------------
refs.c | 94 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 94 insertions(+), 94 deletions(-)
diff --git a/refs-be-files.c b/refs-be-files.c
index ba9796c..dd1d279 100644
--- a/refs-be-files.c
+++ b/refs-be-files.c
@@ -2887,100 +2887,6 @@ static int delete_ref_loose(struct ref_lock *lock, int
flag, struct strbuf *err)
return 0;
}
-static int delete_pseudoref(const char *pseudoref, const unsigned char
*old_sha1)
-{
- static struct lock_file lock;
- const char *filename;
-
- filename = git_path("%s", pseudoref);
-
- if (old_sha1 && !is_null_sha1(old_sha1)) {
- int fd;
- unsigned char actual_old_sha1[20];
-
- fd = hold_lock_file_for_update(&lock, filename,
- LOCK_DIE_ON_ERROR);
- if (fd < 0)
- die_errno(_("Could not open '%s' for writing"),
filename);
- if (read_ref(pseudoref, actual_old_sha1))
- die("could not read ref '%s'", pseudoref);
- if (hashcmp(actual_old_sha1, old_sha1)) {
- warning("Unexpected sha1 when deleting %s", pseudoref);
- rollback_lock_file(&lock);
- return -1;
- }
-
- unlink(filename);
- rollback_lock_file(&lock);
- } else {
- unlink(filename);
- }
-
- return 0;
-}
-
-int delete_ref(const char *refname, const unsigned char *old_sha1,
- unsigned int flags)
-{
- struct ref_transaction *transaction;
- struct strbuf err = STRBUF_INIT;
-
- if (ref_type(refname) == REF_TYPE_PSEUDOREF)
- return delete_pseudoref(refname, old_sha1);
-
- transaction = ref_transaction_begin(&err);
- if (!transaction ||
- ref_transaction_delete(transaction, refname, old_sha1,
- flags, NULL, &err) ||
- ref_transaction_commit(transaction, &err)) {
- error("%s", err.buf);
- ref_transaction_free(transaction);
- strbuf_release(&err);
- return 1;
- }
- ref_transaction_free(transaction);
- strbuf_release(&err);
- return 0;
-}
-
-int delete_refs(struct string_list *refnames)
-{
- struct strbuf err = STRBUF_INIT;
- int i, result = 0;
-
- if (!refnames->nr)
- return 0;
-
- result = repack_without_refs(refnames, &err);
- if (result) {
- /*
- * If we failed to rewrite the packed-refs file, then
- * it is unsafe to try to remove loose refs, because
- * doing so might expose an obsolete packed value for
- * a reference that might even point at an object that
- * has been garbage collected.
- */
- if (refnames->nr == 1)
- error(_("could not delete reference %s: %s"),
- refnames->items[0].string, err.buf);
- else
- error(_("could not delete references: %s"), err.buf);
-
- goto out;
- }
-
- for (i = 0; i < refnames->nr; i++) {
- const char *refname = refnames->items[i].string;
-
- if (delete_ref(refname, NULL, 0))
- result |= error(_("could not remove reference %s"),
refname);
- }
-
-out:
- strbuf_release(&err);
- return result;
-}
-
/*
* People using contrib's git-new-workdir have .git/logs/refs ->
* /some/other/path/.git/logs/refs, and that may live on another device.
diff --git a/refs.c b/refs.c
index 2d10708..205a899 100644
--- a/refs.c
+++ b/refs.c
@@ -116,3 +116,97 @@ int update_ref(const char *msg, const char *refname,
ref_transaction_free(t);
return 0;
}
+
+
+static int delete_pseudoref(const char *pseudoref, const unsigned char
*old_sha1)
+{
+ static struct lock_file lock;
+ const char *filename;
+
+ filename = git_path("%s", pseudoref);
+
+ if (old_sha1 && !is_null_sha1(old_sha1)) {
+ int fd;
+ unsigned char actual_old_sha1[20];
+
+ fd = hold_lock_file_for_update(&lock, filename,
+ LOCK_DIE_ON_ERROR);
+ if (fd < 0)
+ die_errno(_("Could not open '%s' for writing"),
filename);
+ read_ref(pseudoref, actual_old_sha1);
+ if (hashcmp(actual_old_sha1, old_sha1)) {
+ warning("Unexpected sha1 when deleting %s", pseudoref);
+ rollback_lock_file(&lock);
+ return -1;
+ }
+
+ unlink(filename);
+ rollback_lock_file(&lock);
+ } else {
+ unlink(filename);
+ }
+
+ return 0;
+}
+
+int delete_ref(const char *refname, const unsigned char *old_sha1,
+ unsigned int flags)
+{
+ struct ref_transaction *transaction;
+ struct strbuf err = STRBUF_INIT;
+
+ if (ref_type(refname) == REF_TYPE_PSEUDOREF)
+ return delete_pseudoref(refname, old_sha1);
+
+ transaction = ref_transaction_begin(&err);
+ if (!transaction ||
+ ref_transaction_delete(transaction, refname, old_sha1,
+ flags, NULL, &err) ||
+ ref_transaction_commit(transaction, &err)) {
+ error("%s", err.buf);
+ ref_transaction_free(transaction);
+ strbuf_release(&err);
+ return 1;
+ }
+ ref_transaction_free(transaction);
+ strbuf_release(&err);
+ return 0;
+}
+
+int delete_refs(struct string_list *refnames)
+{
+ struct strbuf err = STRBUF_INIT;
+ int i, result = 0;
+
+ if (!refnames->nr)
+ return 0;
+
+ result = repack_without_refs(refnames, &err);
+ if (result) {
+ /*
+ * If we failed to rewrite the packed-refs file, then
+ * it is unsafe to try to remove loose refs, because
+ * doing so might expose an obsolete packed value for
+ * a reference that might even point at an object that
+ * has been garbage collected.
+ */
+ if (refnames->nr == 1)
+ error(_("could not delete reference %s: %s"),
+ refnames->items[0].string, err.buf);
+ else
+ error(_("could not delete references: %s"), err.buf);
+
+ goto out;
+ }
+
+ for (i = 0; i < refnames->nr; i++) {
+ const char *refname = refnames->items[i].string;
+
+ if (delete_ref(refname, NULL, 0))
+ result |= error(_("could not remove reference %s"),
refname);
+ }
+
+out:
+ strbuf_release(&err);
+ return result;
+}
--
2.0.4.315.gad8727a-twtrsrc
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