Even the one lockfile object needn't be allocated each time the
function is called. Instead, define one statically-allocated
lock_file object and reuse it for every call.
Suggested-by: Jeff King <p...@peff.net>
Signed-off-by: Michael Haggerty <mhag...@alum.mit.edu>
---
builtin/merge.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/builtin/merge.c b/builtin/merge.c
index 9b7e7cb..1efa7b6 100644
--- a/builtin/merge.c
+++ b/builtin/merge.c
@@ -657,16 +657,16 @@ static int try_merge_strategy(const char *strategy,
struct commit_list *common,
struct commit_list *remoteheads,
struct commit *head, const char *head_arg)
{
+ static struct lock_file lock;
int index_fd;
- struct lock_file *lock = xcalloc(1, sizeof(struct lock_file));
- index_fd = hold_locked_index(lock, 1);
+ index_fd = hold_locked_index(&lock, 1);
refresh_cache(REFRESH_QUIET);
if (active_cache_changed &&
(write_cache(index_fd, active_cache, active_nr) ||
- commit_locked_index(lock)))
+ commit_locked_index(&lock)))
return error(_("Unable to write index."));
- rollback_lock_file(lock);
+ rollback_lock_file(&lock);
if (!strcmp(strategy, "recursive") || !strcmp(strategy, "subtree")) {
int clean, x;
@@ -699,14 +699,14 @@ static int try_merge_strategy(const char *strategy,
struct commit_list *common,
for (j = common; j; j = j->next)
commit_list_insert(j->item, &reversed);
- index_fd = hold_locked_index(lock, 1);
+ index_fd = hold_locked_index(&lock, 1);
clean = merge_recursive(&o, head,
remoteheads->item, reversed, &result);
if (active_cache_changed &&
(write_cache(index_fd, active_cache, active_nr)
||
- commit_locked_index(lock)))
+ commit_locked_index(&lock)))
die (_("unable to write %s"), get_index_file());
- rollback_lock_file(lock);
+ rollback_lock_file(&lock);
return clean ? 0 : 1;
} else {
return try_merge_command(strategy, xopts_nr, xopts,
--
1.9.1
--
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