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[PATCH 30/43] git_config(): do not read .git/config if there is no repository

From
Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Date
Apr 5, 2010, 18:41 UTC
Message-ID
<1270492888-26589-31-git-send-email-pclouds@gmail.com>
In-Reply-To
<1270492888-26589-1-git-send-email-pclouds@gmail.com>

If no repository is found, do not bother calling git_pathdup(). If a command forgets to call setup_git_directory*() or enter_repo(), $GIT_DIR/config will be missed, though.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
---
 config.c               |    3 ++-
 t/t1300-repo-config.sh |   13 +++++++++++++
 2 files changed, 15 insertions(+), 1 deletions(-)
diff --git a/config.c b/config.c
index 2d38096..07d854a 100644
--- a/config.c
+++ b/config.c
@@ -737,7 +737,8 @@ int git_config(config_fn_t fn, void *data)
 	char *repo_config = NULL;
 	int ret;
 
-	repo_config = git_pathdup("config");
+	if (!startup_info || startup_info->have_repository)
+		repo_config = git_pathdup("config");
 	ret = git_config_early(fn, data, repo_config);
 	if (repo_config)
 		free(repo_config);
diff --git a/t/t1300-repo-config.sh b/t/t1300-repo-config.sh
index f11f98c..cfb70e2 100755
--- a/t/t1300-repo-config.sh
+++ b/t/t1300-repo-config.sh
@@ -824,4 +824,17 @@ test_expect_success 'check split_cmdline return' "
 	test_must_fail git merge master
 	"
 
+test_expect_success 'skip .git/config if there is no repository' '
+	(
+		mkdir -p a/b/.git &&
+		cd a &&
+		GIT_CEILING_DIRECTORIES="`pwd`" &&
+		export GIT_CEILING_DIRECTORIES &&
+		cd b &&
+		echo "[core]" > .git/config &&
+		echo "wrong = true" >> .git/config &&
+		test -z "$(git var -l | grep core.wrong)"
+	)
+'
+
 test_done
-- 
1.7.0.rc1.541.g2da82.dirty
Previous: Nguyễn Thái Ngọc DuyNext: Nguyễn Thái Ngọc Duy
Message 31 of 50 in “nd/setup update”
  1. 00/43 nd/setup updateNguyễn Thái Ngọc Duy, Apr 5, 2010
  2. 01/43 builtin: introduce startup_info structNguyễn Thái Ngọc Duy, Apr 5, 2010
  3. 02/43 builtin: Support RUN_SETUP_GENTLY to set up repository early if foundNguyễn Thái Ngọc Duy, Apr 5, 2010
  4. 03/43 config: use RUN_SETUP_GENTLYNguyễn Thái Ngọc Duy, Apr 5, 2010
  5. 04/43 hash-object: use RUN_SETUP_GENTLYNguyễn Thái Ngọc Duy, Apr 5, 2010
  6. 05/43 shortlog: use RUN_SETUP_GENTLYNguyễn Thái Ngọc Duy, Apr 5, 2010
  7. 06/43 grep: use RUN_SETUP_GENTLYNguyễn Thái Ngọc Duy, Apr 5, 2010
  8. 07/43 builtin: USE_PAGER should not be used without RUN_SETUP*Nguyễn Thái Ngọc Duy, Apr 5, 2010
  9. 08/43 archive: use RUN_SETUP_GENTLYNguyễn Thái Ngọc Duy, Apr 5, 2010
  10. 09/43 mailinfo: use RUN_SETUP_GENTLYNguyễn Thái Ngọc Duy, Apr 5, 2010
  11. 10/43 check-ref-format: use RUN_SETUP_GENTLYNguyễn Thái Ngọc Duy, Apr 5, 2010
  12. 11/43 verify-pack: use RUN_SETUP_GENTLYNguyễn Thái Ngọc Duy, Apr 5, 2010
  13. 12/43 apply: use RUN_SETUP_GENTLYNguyễn Thái Ngọc Duy, Apr 5, 2010
  14. 13/43 bundle: use RUN_SETUP_GENTLYNguyễn Thái Ngọc Duy, Apr 5, 2010
  15. 14/43 diff: use RUN_SETUP_GENTLYNguyễn Thái Ngọc Duy, Apr 5, 2010
  16. 15/43 help: take note why this command is not applicable for RUN_SETUP_GENTLYNguyễn Thái Ngọc Duy, Apr 5, 2010
  17. 16/43 ls-remote: use RUN_SETUP_GENTLYNguyễn Thái Ngọc Duy, Apr 5, 2010
  18. 17/43 var: use RUN_SETUP_GENTLYNguyễn Thái Ngọc Duy, Apr 5, 2010
  19. 18/43 merge-file: use RUN_SETUP_GENTLYNguyễn Thái Ngọc Duy, Apr 5, 2010
  20. 19/43 worktree setup: calculate prefix even if no worktree is foundNguyễn Thái Ngọc Duy, Apr 5, 2010
  21. 20/43 index-pack: trust the prefix returned by setup_git_directory_gently()Nguyễn Thái Ngọc Duy, Apr 5, 2010
  22. 21/43 index-pack: use RUN_SETUP_GENTLYNguyễn Thái Ngọc Duy, Apr 5, 2010
  23. 22/43 Move enter_repo() to setup.cNguyễn Thái Ngọc Duy, Apr 5, 2010
  24. 23/43 enter_repo(): initialize other variables as setup_git_directory_gently() doesNguyễn Thái Ngọc Duy, Apr 5, 2010
  25. 24/43 rev-parse --git-dir: print relative gitdir correctlyNguyễn Thái Ngọc Duy, Apr 5, 2010
  26. 25/43 worktree setup: call set_git_dir explicitlyNguyễn Thái Ngọc Duy, Apr 5, 2010
  27. 26/43 Add git_config_early()Nguyễn Thái Ngọc Duy, Apr 5, 2010
  28. 27/43 Use git_config_early() instead of git_config() during repo setupNguyễn Thái Ngọc Duy, Apr 5, 2010
  29. 28/43 worktree setup: restore original state when things go wrongNguyễn Thái Ngọc Duy, Apr 5, 2010
  30. 29/43 init/clone: turn on startup->have_repository properlyNguyễn Thái Ngọc Duy, Apr 5, 2010
  31. 30/43 git_config(): do not read .git/config if there is no repositoryNguyễn Thái Ngọc Duy, Apr 5, 2010
  32. 31/43 Do not read .git/info/exclude if there is no repositoryNguyễn Thái Ngọc Duy, Apr 5, 2010
  33. 32/43 Do not read .git/info/attributes if there is no repositoryNguyễn Thái Ngọc Duy, Apr 5, 2010
  34. 33/43 apply: do not check sha1 if there is no repositoryNguyễn Thái Ngọc Duy, Apr 5, 2010
  35. 34/43 config: do not read .git/config if there is no repositoryNguyễn Thái Ngọc Duy, Apr 5, 2010
  36. 35/43 run_builtin(): save "-h" detection result for later useNguyễn Thái Ngọc Duy, Apr 5, 2010
  37. 36/43 builtins: utilize startup_info->help where possibleNguyễn Thái Ngọc Duy, Apr 5, 2010
  38. 37/43 builtins: check for startup_info->help, print and exit earlyNguyễn Thái Ngọc Duy, Apr 5, 2010
  39. 38/43 Allow to undo setup_git_directory_gently() gracefully (and fix alias code)Nguyễn Thái Ngọc Duy, Apr 5, 2010
  40. 39/43 alias: keep repository found while collecting aliases as long as possibleNguyễn Thái Ngọc Duy, Apr 5, 2010
  41. 40/43 Guard unallowed access to repository when it's not set upNguyễn Thái Ngọc Duy, Apr 5, 2010
  42. 41/43 t0001: Add test cases for "git init" with aliasesNguyễn Thái Ngọc Duy, Apr 5, 2010
  43. 42/43 builtins: setup repository before print unknown command errorNguyễn Thái Ngọc Duy, Apr 5, 2010
  44. 43/43 builtins: do not commit pager choice earlyNguyễn Thái Ngọc Duy, Apr 5, 2010
  45. 0/2 fix weird git --paginate behaviorJonathan Nieder, Apr 6, 2010
  46. 1/2 t7006: test core.pager configuration in subdir of toplevelJonathan Nieder, Apr 6, 2010
  47. 2/2 builtins: do not commit pager choice earlyJonathan Nieder, Apr 6, 2010
  48. Jonathan NiederApr 6, 2010
  49. Nguyen Thai Ngoc DuyApr 6, 2010
  50. Junio C HamanoApr 6, 2010

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