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[PATCH v3 2/8] reftable/writer: drop Git-specific `QSORT()` macro

From
Patrick Steinhardt <ps@pks.im>
Date
Aug 12, 2025, 09:54 UTC
Message-ID
<20250812-pks-reftable-fixes-for-libgit2-v3-2-cf3b2267867e@pks.im>
In-Reply-To
<20250812-pks-reftable-fixes-for-libgit2-v3-0-cf3b2267867e@pks.im>

The reftable writer accidentally uses the Git-specific `QSORT()` macro. This macro removes the need for the caller to provide the element size, but other than that it's mostly equivalent to `qsort()`.

Replace the macro accordingly to make the library usable outside of Git.
Signed-off-by: Patrick Steinhardt <ps@pks.im>
---
 reftable/writer.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/reftable/writer.c b/reftable/writer.c
index 5bad130c7e..0133b64975 100644
--- a/reftable/writer.c
+++ b/reftable/writer.c
@@ -399,7 +399,8 @@ int reftable_writer_add_refs(struct reftable_writer *w,
 {
 	int err = 0;
 
-	QSORT(refs, n, reftable_ref_record_compare_name);
+	if (n)
+		qsort(refs, n, sizeof(*refs), reftable_ref_record_compare_name);
 
 	for (size_t i = 0; err == 0 && i < n; i++)
 		err = reftable_writer_add_ref(w, &refs[i]);
@@ -491,7 +492,8 @@ int reftable_writer_add_logs(struct reftable_writer *w,
 {
 	int err = 0;
 
-	QSORT(logs, n, reftable_log_record_compare_key);
+	if (n)
+		qsort(logs, n, sizeof(*logs), reftable_log_record_compare_key);
 
 	for (size_t i = 0; err == 0 && i < n; i++)
 		err = reftable_writer_add_log(w, &logs[i]);
-- 
2.51.0.rc1.163.g2494970778.dirty
Previous: Patrick SteinhardtNext: Patrick Steinhardt
Message 28 of 52 in “reftable: a couple of improvements for libgit2”
  1. 0/5 reftable: a couple of improvements for libgit2Patrick Steinhardt, Aug 1, 2025
  2. 1/5 reftable/writer: fix type used for number of recordsPatrick Steinhardt, Aug 1, 2025
  3. 2/5 reftable/writer: drop Git-specific `QSORT()` macroPatrick Steinhardt, Aug 1, 2025
  4. 3/5 reftable/stack: fix compiler warning due to missing bracesPatrick Steinhardt, Aug 1, 2025
  5. Eric SunshineAug 1, 2025
  6. Patrick SteinhardtAug 4, 2025
  7. Junio C HamanoAug 4, 2025
  8. Patrick SteinhardtAug 5, 2025
  9. Carlo ArenasAug 12, 2025
  10. Patrick SteinhardtAug 12, 2025
  11. Junio C HamanoAug 12, 2025
  12. 4/5 reftable/stack: reorder code to avoid forward declarationsPatrick Steinhardt, Aug 1, 2025
  13. 5/5 reftable/stack: allow passing flags to `reftable_stack_add()`Patrick Steinhardt, Aug 1, 2025
  14. 0/6 reftable: a couple of improvements for libgit2Patrick Steinhardt, Aug 4, 2025
  15. 1/6 reftable/writer: fix type used for number of recordsPatrick Steinhardt, Aug 4, 2025
  16. 2/6 reftable/writer: drop Git-specific `QSORT()` macroPatrick Steinhardt, Aug 4, 2025
  17. 3/6 reftable/stack: fix compiler warning due to missing bracesPatrick Steinhardt, Aug 4, 2025
  18. 4/6 reftable/stack: reorder code to avoid forward declarationsPatrick Steinhardt, Aug 4, 2025
  19. Justin ToblerAug 11, 2025
  20. 5/6 reftable/stack: allow passing flags to `reftable_stack_add()`Patrick Steinhardt, Aug 4, 2025
  21. Justin ToblerAug 11, 2025
  22. Patrick SteinhardtAug 12, 2025
  23. 6/6 reftable/stack: handle outdated stacks when compactingPatrick Steinhardt, Aug 4, 2025
  24. Justin ToblerAug 11, 2025
  25. Patrick SteinhardtAug 12, 2025
  26. 0/8 reftable: a couple of improvements for libgit2Patrick Steinhardt, Aug 12, 2025
  27. 1/8 reftable/writer: fix type used for number of recordsPatrick Steinhardt, Aug 12, 2025
  28. 2/8 reftable/writer: drop Git-specific `QSORT()` macroPatrick Steinhardt, Aug 12, 2025
  29. 3/8 reftable/stack: reorder code to avoid forward declarationsPatrick Steinhardt, Aug 12, 2025
  30. 4/8 reftable/stack: fix compiler warning due to missing bracesPatrick Steinhardt, Aug 12, 2025
  31. Justin ToblerAug 12, 2025
  32. 5/8 reftable/stack: allow passing flags to `reftable_stack_add()`Patrick Steinhardt, Aug 12, 2025
  33. Justin ToblerAug 12, 2025
  34. Patrick SteinhardtAug 13, 2025
  35. 6/8 reftable/stack: handle outdated stacks when compactingPatrick Steinhardt, Aug 12, 2025
  36. 7/8 reftable: don't second-guess errors from flock interfacePatrick Steinhardt, Aug 12, 2025
  37. Justin ToblerAug 12, 2025
  38. 8/8 refs/reftable: always reload stacks when creating lockPatrick Steinhardt, Aug 12, 2025
  39. Justin ToblerAug 12, 2025
  40. Carlo ArenasAug 12, 2025
  41. Patrick SteinhardtAug 13, 2025
  42. Junio C HamanoAug 13, 2025
  43. 0/8 reftable: a couple of improvements for libgit2Patrick Steinhardt, Aug 13, 2025
  44. 1/8 reftable/writer: fix type used for number of recordsPatrick Steinhardt, Aug 13, 2025
  45. 2/8 reftable/writer: drop Git-specific `QSORT()` macroPatrick Steinhardt, Aug 13, 2025
  46. 3/8 reftable/stack: reorder code to avoid forward declarationsPatrick Steinhardt, Aug 13, 2025
  47. 4/8 reftable/stack: fix compiler warning due to missing bracesPatrick Steinhardt, Aug 13, 2025
  48. 5/8 reftable/stack: allow passing flags to `reftable_stack_add()`Patrick Steinhardt, Aug 13, 2025
  49. 6/8 reftable/stack: handle outdated stacks when compactingPatrick Steinhardt, Aug 13, 2025
  50. 7/8 reftable: don't second-guess errors from flock interfacePatrick Steinhardt, Aug 13, 2025
  51. 8/8 refs/reftable: always reload stacks when creating lockPatrick Steinhardt, Aug 13, 2025
  52. Justin ToblerAug 13, 2025

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