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Fix crash if snapshotting a config_snapshot

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Signed-off-by: Sven Strickroth <email@cs-ware.de>
This commit is contained in:
Sven Strickroth
2019-11-01 18:55:54 +01:00
parent 257dd59d03
commit dadbb33b60
2 changed files with 21 additions and 0 deletions
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1
src/config_snapshot.c
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@@ -192,6 +192,7 @@ int git_config_backend_snapshot(git_config_backend **out, git_config_backend *so
backend->parent.get = config_get_readonly;
backend->parent.set = config_set_readonly;
backend->parent.set_multivar = config_set_multivar_readonly;
backend->parent.snapshot = git_config_backend_snapshot;
backend->parent.del = config_delete_readonly;
backend->parent.del_multivar = config_delete_multivar_readonly;
backend->parent.iterator = config_iterator_new_readonly;

20
tests/config/snapshot.c
View File

@@ -100,3 +100,23 @@ void test_config_snapshot__includes(void)
cl_git_pass(p_unlink("including"));
cl_git_pass(p_unlink("included"));
}
void test_config_snapshot__snapshot(void)
{
git_config *snapshot_snapshot;
int i;
cl_git_mkfile("configfile", "[section]\nkey = 1\n");
cl_git_pass(git_config_open_ondisk(&cfg, "configfile"));
cl_git_pass(git_config_snapshot(&snapshot, cfg));
cl_git_pass(git_config_snapshot(&snapshot_snapshot, snapshot));
cl_git_pass(git_config_get_int32(&i, snapshot_snapshot, "section.key"));
cl_assert_equal_i(i, 1);
git_config_free(snapshot_snapshot);
cl_git_pass(p_unlink("configfile"));
}