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merge: set default rename threshold

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When `GIT_MERGE_FIND_RENAMES` is set, provide a default for
`rename_threshold` when it is unset.
This commit is contained in:
Edward Thomson 2017-01-01 22:19:23 +00:00
parent 805b90aac4
commit 19ed4d0ca3
3 changed files with 9 additions and 6 deletions
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3
include/git2/merge.h
View File

@ -290,7 +290,8 @@ typedef struct {
} git_merge_options;
#define GIT_MERGE_OPTIONS_VERSION 1
#define GIT_MERGE_OPTIONS_INIT {GIT_MERGE_OPTIONS_VERSION}
#define GIT_MERGE_OPTIONS_INIT { \
GIT_MERGE_OPTIONS_VERSION, GIT_MERGE_FIND_RENAMES }
/**
* Initializes a `git_merge_options` with default values. Equivalent to

10
src/merge.c
View File

@ -1713,16 +1713,16 @@ static int merge_normalize_opts(
if ((error = git_repository_config__weakptr(&cfg, repo)) < 0)
return error;
if (given != NULL)
if (given != NULL) {
memcpy(opts, given, sizeof(git_merge_options));
else {
} else {
git_merge_options init = GIT_MERGE_OPTIONS_INIT;
memcpy(opts, &init, sizeof(init));
opts->flags = GIT_MERGE_FIND_RENAMES;
opts->rename_threshold = GIT_MERGE_DEFAULT_RENAME_THRESHOLD;
}
if ((opts->flags & GIT_MERGE_FIND_RENAMES) && !opts->rename_threshold)
opts->rename_threshold = GIT_MERGE_DEFAULT_RENAME_THRESHOLD;
if (given && given->default_driver) {
opts->default_driver = git__strdup(given->default_driver);
GITERR_CHECK_ALLOC(opts->default_driver);

2
tests/merge/trees/renames.c
View File

@ -242,6 +242,8 @@ void test_merge_trees_renames__no_rename_index(void)
{ 0100644, "b69fe837e4cecfd4c9a40cdca7c138468687df07", 3, "7-both-renamed.txt" },
};
opts.flags &= ~GIT_MERGE_FIND_RENAMES;
cl_git_pass(merge_trees_from_branches(&index, repo,
BRANCH_RENAME_OURS, BRANCH_RENAME_THEIRS,
&opts));