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[PATCH 1/5] builtin/gc: don't peek into `struct lock_file`

From
MÅMartin Ågren <martin.agren@gmail.com>
Date
Jan 5, 2021, 19:23 UTC
Message-ID
<bbf24f7677eed41b80562d153b35be314cfb2750.1609874026.git.martin.agren@gmail.com>
In-Reply-To
<cover.1609874026.git.martin.agren@gmail.com>

A `struct lock_file` is pretty much just a wrapper around a tempfile. But it's easy enough to avoid relying on this. Use the wrappers that the lock file API provides rather than peeking at the temp file or even into *its* internals.

Signed-off-by: Martin Ågren <martin.agren@gmail.com>
---
 builtin/gc.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/builtin/gc.c b/builtin/gc.c
index 4c24f41852..64f2b52d6e 100644
--- a/builtin/gc.c
+++ b/builtin/gc.c
@@ -92,7 +92,7 @@ static void process_log_file(void)
 		 */
 		int saved_errno = errno;
 		fprintf(stderr, _("Failed to fstat %s: %s"),
-			get_tempfile_path(log_lock.tempfile),
+			get_lock_file_path(&log_lock),
 			strerror(saved_errno));
 		fflush(stderr);
 		commit_lock_file(&log_lock);
@@ -1518,7 +1518,7 @@ static int update_background_schedule(int run_maintenance)
 	strvec_split(&crontab_list.args, crontab_name);
 	strvec_push(&crontab_list.args, "-l");
 	crontab_list.in = -1;
-	crontab_list.out = dup(lk.tempfile->fd);
+	crontab_list.out = dup(get_lock_file_fd(&lk));
 	crontab_list.git_cmd = 0;
 
 	if (start_command(&crontab_list)) {
@@ -1533,7 +1533,7 @@ static int update_background_schedule(int run_maintenance)
 	 * Read from the .lock file, filtering out the old
 	 * schedule while appending the new schedule.
 	 */
-	cron_list = fdopen(lk.tempfile->fd, "r");
+	cron_list = fdopen(get_lock_file_fd(&lk), "r");
 	rewind(cron_list);
 
 	strvec_split(&crontab_edit.args, crontab_name);
-- 
2.30.0
Previous: Martin ÅgrenNext: Martin Ågren
Message 5 of 13 in “avoid peeking into `struct lock_file`”
  1. 0/5 avoid peeking into `struct lock_file`Martin Ågren, Jan 5, 2021
  2. 4/5 refs/files-backend: don't peek into `struct lock_file`Martin Ågren, Jan 5, 2021
  3. 3/5 midx: don't peek into `struct lock_file`Martin Ågren, Jan 5, 2021
  4. 2/5 commit-graph: don't peek into `struct lock_file`Martin Ågren, Jan 5, 2021
  5. 1/5 builtin/gc: don't peek into `struct lock_file`Martin Ågren, Jan 5, 2021
  6. 5/5 read-cache: try not to peek into `struct {lock_,temp}file`Martin Ågren, Jan 5, 2021
  7. Derrick StoleeJan 6, 2021
  8. Junio C HamanoJan 6, 2021
  9. Junio C HamanoJan 6, 2021
  10. Derrick StoleeJan 7, 2021
  11. Martin ÅgrenJan 7, 2021
  12. Junio C HamanoJan 7, 2021
  13. Martin ÅgrenJan 7, 2021

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