Commit f16c0a9db783548d7b28cad726c5af8923a3ac32
2011-04-23T14:08:17
Merged pull request #140 from jpfender/insert-replace. index: Allow user to toggle whether to replace an index entry
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diff --git a/include/git2/index.h b/include/git2/index.h
index 8a84f50..adc4cb4 100644
--- a/include/git2/index.h
+++ b/include/git2/index.h
@@ -203,15 +203,16 @@ GIT_EXTERN(int) git_index_remove(git_index *index, int position);
/**
* Insert an entry into the index.
* A full copy (including the 'path' string) of the given
- * 'source_entry' will be inserted on the index; if the index
- * already contains an entry for the same path, the entry
- * will be updated.
+ * 'source_entry' will be inserted on the index; if the
+ * replace flag is not set and the index already contains
+ * an entry for the same path, the entry will be updated.
*
* @param index an existing index object
* @param source_entry new entry object
+ * @param replace if set, existing entries will be replaced
* @return 0 on success, otherwise an error code
*/
-GIT_EXTERN(int) git_index_insert(git_index *index, const git_index_entry *source_entry);
+GIT_EXTERN(int) git_index_insert(git_index *index, const git_index_entry *source_entry, int replace);
/**
* Get a pointer to one of the entries in the index
diff --git a/src/index.c b/src/index.c
index 68bb9e2..c066d24 100644
--- a/src/index.c
+++ b/src/index.c
@@ -330,7 +330,7 @@ int git_index_add(git_index *index, const char *rel_path, int stage)
entry.flags |= (stage << GIT_IDXENTRY_STAGESHIFT);
entry.path = (char *)rel_path; /* do not duplicate; index_insert already does this */
- return git_index_insert(index, &entry);
+ return git_index_insert(index, &entry, 1);
}
void sort_index(git_index *index)
@@ -338,7 +338,7 @@ void sort_index(git_index *index)
git_vector_sort(&index->entries);
}
-int git_index_insert(git_index *index, const git_index_entry *source_entry)
+int git_index_insert(git_index *index, const git_index_entry *source_entry, int replace)
{
git_index_entry *entry;
size_t path_length;
@@ -374,13 +374,15 @@ int git_index_insert(git_index *index, const git_index_entry *source_entry)
/* look if an entry with this path already exists */
position = git_index_find(index, source_entry->path);
- /* if no entry exists, add the entry at the end;
+ /* if no entry exists and replace is not set,
+ * add the entry at the end;
* the index is no longer sorted */
- if (position == GIT_ENOTFOUND) {
+ if (!replace || position == GIT_ENOTFOUND) {
if (git_vector_insert(&index->entries, entry) < GIT_SUCCESS)
return GIT_ENOMEM;
- /* if a previous entry exists, replace it */
+ /* if a previous entry exists and replace is set,
+ * replace it */
} else {
git_index_entry **entry_array = (git_index_entry **)index->entries.contents;