We can reconstruct git_dir from id quite easily. It's a bit hackier to
do the reverse.
Signed-off-by: Nguyễn Thái Ngọc Duy <pclo...@gmail.com>
---
worktree.c | 29 ++++++++++++++++-------------
worktree.h | 7 ++++++-
2 files changed, 22 insertions(+), 14 deletions(-)
diff --git a/worktree.c b/worktree.c
index ddb8cb7..4c38414 100644
--- a/worktree.c
+++ b/worktree.c
@@ -10,7 +10,7 @@ void free_worktrees(struct worktree **worktrees)
for (i = 0; worktrees[i]; i++) {
free(worktrees[i]->path);
- free(worktrees[i]->git_dir);
+ free(worktrees[i]->id);
free(worktrees[i]->head_ref);
free(worktrees[i]);
}
@@ -75,13 +75,11 @@ static struct worktree *get_main_worktree(void)
struct worktree *worktree = NULL;
struct strbuf path = STRBUF_INIT;
struct strbuf worktree_path = STRBUF_INIT;
- struct strbuf gitdir = STRBUF_INIT;
struct strbuf head_ref = STRBUF_INIT;
int is_bare = 0;
int is_detached = 0;
- strbuf_addf(&gitdir, "%s", absolute_path(get_git_common_dir()));
- strbuf_addbuf(&worktree_path, &gitdir);
+ strbuf_addstr(&worktree_path, absolute_path(get_git_common_dir()));
is_bare = !strbuf_strip_suffix(&worktree_path, "/.git");
if (is_bare)
strbuf_strip_suffix(&worktree_path, "/.");
@@ -93,7 +91,7 @@ static struct worktree *get_main_worktree(void)
worktree = xmalloc(sizeof(struct worktree));
worktree->path = strbuf_detach(&worktree_path, NULL);
- worktree->git_dir = strbuf_detach(&gitdir, NULL);
+ worktree->id = NULL;
worktree->is_bare = is_bare;
worktree->head_ref = NULL;
worktree->is_detached = is_detached;
@@ -101,7 +99,6 @@ static struct worktree *get_main_worktree(void)
done:
strbuf_release(&path);
- strbuf_release(&gitdir);
strbuf_release(&worktree_path);
strbuf_release(&head_ref);
return worktree;
@@ -112,16 +109,13 @@ static struct worktree *get_linked_worktree(const char
*id)
struct worktree *worktree = NULL;
struct strbuf path = STRBUF_INIT;
struct strbuf worktree_path = STRBUF_INIT;
- struct strbuf gitdir = STRBUF_INIT;
struct strbuf head_ref = STRBUF_INIT;
int is_detached = 0;
if (!id)
die("Missing linked worktree name");
- strbuf_addf(&gitdir, "%s/worktrees/%s",
- absolute_path(get_git_common_dir()), id);
- strbuf_addf(&path, "%s/gitdir", gitdir.buf);
+ strbuf_git_common_path(&path, "worktrees/%s/gitdir", id);
if (strbuf_read_file(&worktree_path, path.buf, 0) <= 0)
/* invalid gitdir file */
goto done;
@@ -141,7 +135,7 @@ static struct worktree *get_linked_worktree(const char *id)
worktree = xmalloc(sizeof(struct worktree));
worktree->path = strbuf_detach(&worktree_path, NULL);
- worktree->git_dir = strbuf_detach(&gitdir, NULL);
+ worktree->id = xstrdup(id);
worktree->is_bare = 0;
worktree->head_ref = NULL;
worktree->is_detached = is_detached;
@@ -149,7 +143,6 @@ static struct worktree *get_linked_worktree(const char *id)
done:
strbuf_release(&path);
- strbuf_release(&gitdir);
strbuf_release(&worktree_path);
strbuf_release(&head_ref);
return worktree;
@@ -189,6 +182,14 @@ struct worktree **get_worktrees(void)
return list;
}
+const char *get_worktree_git_dir(const struct worktree *wt)
+{
+ if (wt->id)
+ return git_common_path("worktrees/%s", wt->id);
+ else
+ return get_git_common_dir();
+}
+
char *find_shared_symref(const char *symref, const char *target)
{
char *existing = NULL;
@@ -200,7 +201,9 @@ char *find_shared_symref(const char *symref, const char
*target)
for (i = 0; worktrees[i]; i++) {
strbuf_reset(&path);
strbuf_reset(&sb);
- strbuf_addf(&path, "%s/%s", worktrees[i]->git_dir, symref);
+ strbuf_addf(&path, "%s/%s",
+ get_worktree_git_dir(worktrees[i]),
+ symref);
if (parse_ref(path.buf, &sb, NULL)) {
continue;
diff --git a/worktree.h b/worktree.h
index b4b3dda..e89d423 100644
--- a/worktree.h
+++ b/worktree.h
@@ -3,7 +3,7 @@
struct worktree {
char *path;
- char *git_dir;
+ char *id;
char *head_ref;
unsigned char head_sha1[20];
int is_detached;
@@ -23,6 +23,11 @@ struct worktree {
extern struct worktree **get_worktrees(void);
/*
+ * Return git dir of the worktree. Note that the path may be relative.
+ */
+extern const char *get_worktree_git_dir(const struct worktree *wt);
+
+/*
* Free up the memory for worktree(s)
*/
extern void free_worktrees(struct worktree **);
--
2.7.0.377.g4cd97dd
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