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[PATCH v4 06/22] update-index: warn in case of split-index incoherency

From
Christian Couder <christian.couder@gmail.com>
Date
Feb 27, 2017, 18:00 UTC
Message-ID
<20170227180019.18666-7-chriscool@tuxfamily.org>
In-Reply-To
<20170227180019.18666-1-chriscool@tuxfamily.org>

When users are using `git update-index --(no-)split-index`, they may expect the split-index feature to be used or not according to the option they just used, but this might not be the case if the new "core.splitIndex" config variable has been set. In this case let's warn about what will happen and why.

Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
---
 builtin/update-index.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/builtin/update-index.c b/builtin/update-index.c
index 24fdadfa4b..d74d72cc7f 100644
--- a/builtin/update-index.c
+++ b/builtin/update-index.c
@@ -1099,12 +1099,21 @@ int cmd_update_index(int argc, const char **argv, const char *prefix)
 	}
 
 	if (split_index > 0) {
+		if (git_config_get_split_index() == 0)
+			warning(_("core.splitIndex is set to false; "
+				  "remove or change it, if you really want to "
+				  "enable split index"));
 		if (the_index.split_index)
 			the_index.cache_changed |= SPLIT_INDEX_ORDERED;
 		else
 			add_split_index(&the_index);
-	} else if (!split_index)
+	} else if (!split_index) {
+		if (git_config_get_split_index() == 1)
+			warning(_("core.splitIndex is set to true; "
+				  "remove or change it, if you really want to "
+				  "disable split index"));
 		remove_split_index(&the_index);
+	}
 
 	switch (untracked_cache) {
 	case UC_UNSPECIFIED:
-- 
2.12.0.22.g0672473d40
Previous: Christian CouderNext: Christian Couder
Message 8 of 26 in “Add configuration options for split-index”
  1. 00/22 Add configuration options for split-indexChristian Couder, Feb 27, 2017
  2. 01/22 config: mark an error message up for translationChristian Couder, Feb 27, 2017
  3. 04/22 split-index: add {add,remove}_split_index() functionsChristian Couder, Feb 27, 2017
  4. 03/22 config: add git_config_get_split_index()Christian Couder, Feb 27, 2017
  5. 10/22 config: add git_config_get_max_percent_split_change()Christian Couder, Feb 27, 2017
  6. 11/22 read-cache: regenerate shared index if necessaryChristian Couder, Feb 27, 2017
  7. 05/22 read-cache: add and then use tweak_split_index()Christian Couder, Feb 27, 2017
  8. 06/22 update-index: warn in case of split-index incoherencyChristian Couder, Feb 27, 2017
  9. 07/22 t1700: add tests for core.splitIndexChristian Couder, Feb 27, 2017
  10. 08/22 Documentation/config: add information for core.splitIndexChristian Couder, Feb 27, 2017
  11. 09/22 Documentation/git-update-index: talk about core.splitIndex config varChristian Couder, Feb 27, 2017
  12. 02/22 t1700: change here document styleChristian Couder, Feb 27, 2017
  13. 12/22 t1700: add tests for splitIndex.maxPercentChangeChristian Couder, Feb 27, 2017
  14. 14/22 sha1_file: make check_and_freshen_file() non staticChristian Couder, Feb 27, 2017
  15. 16/22 config: add git_config_get_expiry() from gc.cChristian Couder, Feb 27, 2017
  16. 19/22 read-cache: refactor read_index_from()Christian Couder, Feb 27, 2017
  17. 22/22 Documentation/git-update-index: explain splitIndex.*Christian Couder, Feb 27, 2017
  18. 20/22 read-cache: use freshen_shared_index() in read_index_from()Christian Couder, Feb 27, 2017
  19. 18/22 t1700: test shared index file expirationChristian Couder, Feb 27, 2017
  20. 13/22 Documentation/config: add splitIndex.maxPercentChangeChristian Couder, Feb 27, 2017
  21. 15/22 read-cache: touch shared index files when usedChristian Couder, Feb 27, 2017
  22. Junio C HamanoMar 1, 2017
  23. 17/22 read-cache: unlink old sharedindex filesChristian Couder, Feb 27, 2017
  24. Junio C HamanoMar 1, 2017
  25. 21/22 Documentation/config: add splitIndex.sharedIndexExpireChristian Couder, Feb 27, 2017
  26. Junio C HamanoMar 1, 2017

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