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[PATCH 0/4] ban mktemp(3)

From
René Scharfe <l.s.r@web.de>
Date
Dec 3, 2025, 10:45 UTC
Message-ID
<784f495a-4b1a-4acf-96cd-599243ef9e27@web.de>

mktemp(3) is insecure and POSIX.1-2008 no longer specifies it. Stop using it.

  wrapper: add git_mkdtemp()
  compat: use git_mkdtemp()
  compat: remove mingw_mktemp()
  banned.h: ban mktemp(3)
 banned.h             |  3 +++
 compat/mingw-posix.h |  3 ---
 compat/mingw.c       | 12 ------------
 compat/mkdtemp.c     |  4 +---
 wrapper.c            | 17 +++++++++++++++--
 wrapper.h            |  2 ++
 6 files changed, 21 insertions(+), 20 deletions(-)
-- 
2.52.0
Next: René Scharfe
Message 1 of 19 in “ban mktemp(3)”
  1. 0/4 ban mktemp(3)René Scharfe, Dec 3, 2025
  2. 1/4 wrapper: add git_mkdtemp()René Scharfe, Dec 3, 2025
  3. Chris TorekDec 4, 2025
  4. Junio C HamanoDec 5, 2025
  5. 2/4 compat: use git_mkdtemp()René Scharfe, Dec 3, 2025
  6. Jeff KingDec 3, 2025
  7. René ScharfeDec 5, 2025
  8. Jeff KingDec 6, 2025
  9. Junio C HamanoDec 5, 2025
  10. 3/4 compat: remove mingw_mktemp()René Scharfe, Dec 3, 2025
  11. 4/4 banned.h: ban mktemp(3)René Scharfe, Dec 3, 2025
  12. Jeff KingDec 3, 2025
  13. 0/5 ban mktemp(3)René Scharfe, Dec 6, 2025
  14. 1/5 wrapper: add git_mkdtemp()René Scharfe, Dec 6, 2025
  15. 2/5 compat: use git_mkdtemp()René Scharfe, Dec 6, 2025
  16. 3/5 compat: remove mingw_mktemp()René Scharfe, Dec 6, 2025
  17. 4/5 banned.h: ban mktemp(3)René Scharfe, Dec 6, 2025
  18. 5/5 compat: remove gitmkdtemp()René Scharfe, Dec 6, 2025
  19. Jeff KingDec 8, 2025

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