[PATCH 14/20] worktree.c: add collect_per_worktree_git_paths()
Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
---
worktree.c | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
worktree.h | 6 ++++++
2 files changed, 64 insertions(+)
diff --git a/worktree.c b/worktree.c
index d4513b1..047319b 100644
--- a/worktree.c
+++ b/worktree.c
@@ -257,6 +257,64 @@ int update_worktree_gitfile(const char *gitfile,
return 0;
}
+static int collect_per_worktree_1(struct strbuf *base, int commonlen,
+ struct string_list *paths)
+{
+ int base_len = base->len;
+ struct dirent *d;
+ DIR *dir;
+ int ret = 0;
+
+ dir = opendir(base->buf);
+ if (!dir)
+ return sys_error(_("failed to open '%s'"), base->buf);
+
+ while ((d = readdir(dir))) {
+ struct stat st;
+
+ if (is_dot_or_dotdot(d->d_name))
+ continue;
+
+ strbuf_setlen(base, base_len);
+ strbuf_addstr(base, d->d_name);
+
+ if (stat(base->buf, &st)) {
+ if (errno == ENOENT)
+ continue;
+ ret = sys_error(_("failed to stat '%s'"), base->buf);
+ break;
+ }
+ if (!S_ISDIR(st.st_mode)) {
+ const char *path = base->buf + commonlen;
+ if (!is_git_path_shared(path))
+ string_list_append(paths, path);
+ continue;
+ }
+
+ strbuf_addch(base, '/');
+ if ((ret = collect_per_worktree_1(base, commonlen, paths)))
+ break;
+ }
+ closedir(dir);
+ return ret;
+}
+
+int collect_per_worktree_git_paths(struct string_list *paths)
+{
+ struct strbuf base = STRBUF_INIT;
+ int ret;
+
+ /* force adjust_git_path() to always adjust paths */
+ git_common_dir_env = 1;
+
+ strbuf_addstr(&base, get_git_common_dir());
+ if (base.len && base.buf[base.len - 1] != '/')
+ strbuf_addch(&base, '/');
+ ret = collect_per_worktree_1(&base, base.len, paths);
+ strbuf_release(&base);
+ return ret;
+}
+
char *find_shared_symref(const char *symref, const char *target)
{
char *existing = NULL;
diff --git a/worktree.h b/worktree.h
index 55f3449..8da1a13 100644
--- a/worktree.h
+++ b/worktree.h
@@ -52,6 +52,12 @@ extern int update_worktree_gitfile(const char *gitfile,
const char *id);
/*
+ * Given .git directory in "base", search all paths, collect the list
+ * of paths that are not shared in "paths".
+ */
+extern int collect_per_worktree_git_paths(struct string_list *paths);
+
+/*
* Free up the memory for worktree
*/
extern void clear_worktree(struct worktree *);
--
2.7.0.377.g4cd97dd
Nguyễn Thái Ngọc Duy <pclouds@gmail.com>