[PATCH v2 15/26] worktree.c: add find_worktree_by_path()

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Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@xxxxxxxxx>
---
 worktree.c | 16 ++++++++++++++++
 worktree.h |  6 ++++++
 2 files changed, 22 insertions(+)

diff --git a/worktree.c b/worktree.c
index b4e4b57..e444ad1 100644
--- a/worktree.c
+++ b/worktree.c
@@ -198,6 +198,22 @@ const char *get_worktree_git_dir(const struct worktree *wt)
 		return get_git_common_dir();
 }
 
+struct worktree *find_worktree_by_path(struct worktree **list,
+				       const char *path_)
+{
+	char *path = xstrdup(real_path(path_));
+	struct worktree *wt = NULL;
+
+	while (*list) {
+		wt = *list++;
+		if (!strcmp_icase(path, real_path(wt->path)))
+			break;
+		wt = NULL;
+	}
+	free(path);
+	return wt;
+}
+
 char *find_shared_symref(const char *symref, const char *target)
 {
 	char *existing = NULL;
diff --git a/worktree.h b/worktree.h
index 0ba07ab..c163b6b 100644
--- a/worktree.h
+++ b/worktree.h
@@ -28,6 +28,12 @@ extern struct worktree **get_worktrees(void);
 extern const char *get_worktree_git_dir(const struct worktree *wt);
 
 /*
+ * Search a worktree by its path. Paths are normalized internally.
+ */
+extern struct worktree *find_worktree_by_path(struct worktree **list,
+					      const char *path_);
+
+/*
  * Free up the memory for worktree
  */
 extern void clear_worktree(struct worktree *);
-- 
2.7.0.377.g4cd97dd

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