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authorLibravatar Derrick Stolee <dstolee@microsoft.com>2021-12-16 16:13:42 +0000
committerLibravatar Junio C Hamano <gitster@pobox.com>2021-12-30 14:39:57 -0800
commita3eca5844526fd6111e7a1e8bdfa9813673a6f23 (patch)
tree56d7b3765725d51da786f17b8a92dcce01a4db93 /builtin
parentsparse-checkout: fix OOM error with mixed patterns (diff)
downloadtgif-a3eca5844526fd6111e7a1e8bdfa9813673a6f23.tar.xz
sparse-checkout: refuse to add to bad patterns
When in cone mode sparse-checkout, it is unclear how 'git sparse-checkout add <dir1> ...' should behave if the existing sparse-checkout file does not match the cone mode patterns. Change the behavior to fail with an error message about the existing patterns. Also, all cone mode patterns start with a '/' character, so add that restriction. This is necessary for our example test 'cone mode: warn on bad pattern', but also requires modifying the example sparse-checkout file we use to test the warnings related to recognizing cone mode patterns. This error checking would cause a failure further down the test script because of a test that adds non-cone mode patterns without cleaning them up. Perform that cleanup as part of the test now. Reviewed-by: Elijah Newren <newren@gmail.com> Signed-off-by: Derrick Stolee <dstolee@microsoft.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'builtin')
-rw-r--r--builtin/sparse-checkout.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/builtin/sparse-checkout.c b/builtin/sparse-checkout.c
index 9ccdcde983..6580075a63 100644
--- a/builtin/sparse-checkout.c
+++ b/builtin/sparse-checkout.c
@@ -598,6 +598,9 @@ static void add_patterns_cone_mode(int argc, const char **argv,
die(_("unable to load existing sparse-checkout patterns"));
free(sparse_filename);
+ if (!existing.use_cone_patterns)
+ die(_("existing sparse-checkout patterns do not use cone mode"));
+
hashmap_for_each_entry(&existing.recursive_hashmap, &iter, pe, ent) {
if (!hashmap_contains_parent(&pl->recursive_hashmap,
pe->pattern, &buffer) ||