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authorMichael Rappazzo <rappazzo@gmail.com>2015-10-02 07:55:31 -0400
committerJunio C Hamano <gitster@pobox.com>2015-10-02 13:07:38 -0700
commitac6c561b598ae74d8e752e22607194536000e4db (patch)
tree691b1b7c6835177276ffca71cc59263f4c35c133 /branch.c
parent8d530c4d64ffcc853889f7b385f554d53db375ed (diff)
downloadgit-ac6c561b598ae74d8e752e22607194536000e4db.tar.gz
worktree: add top-level worktree.c
worktree.c contains functions to work with and get information from worktrees. This introduction moves functions related to worktrees from branch.c into worktree.c Signed-off-by: Michael Rappazzo <rappazzo@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'branch.c')
-rw-r--r--branch.c79
1 files changed, 1 insertions, 78 deletions
diff --git a/branch.c b/branch.c
index d013374e5a..77d7f2a63e 100644
--- a/branch.c
+++ b/branch.c
@@ -4,6 +4,7 @@
#include "refs.h"
#include "remote.h"
#include "commit.h"
+#include "worktree.h"
struct tracking {
struct refspec spec;
@@ -311,84 +312,6 @@ void remove_branch_state(void)
unlink(git_path_squash_msg());
}
-static char *find_linked_symref(const char *symref, const char *branch,
- const char *id)
-{
- struct strbuf sb = STRBUF_INIT;
- struct strbuf path = STRBUF_INIT;
- struct strbuf gitdir = STRBUF_INIT;
- char *existing = NULL;
-
- /*
- * $GIT_COMMON_DIR/$symref (e.g. HEAD) is practically outside
- * $GIT_DIR so resolve_ref_unsafe() won't work (it uses
- * git_path). Parse the ref ourselves.
- */
- if (id)
- strbuf_addf(&path, "%s/worktrees/%s/%s", get_git_common_dir(), id, symref);
- else
- strbuf_addf(&path, "%s/%s", get_git_common_dir(), symref);
-
- if (!strbuf_readlink(&sb, path.buf, 0)) {
- if (!starts_with(sb.buf, "refs/") ||
- check_refname_format(sb.buf, 0))
- goto done;
- } else if (strbuf_read_file(&sb, path.buf, 0) >= 0 &&
- starts_with(sb.buf, "ref:")) {
- strbuf_remove(&sb, 0, strlen("ref:"));
- strbuf_trim(&sb);
- } else
- goto done;
- if (strcmp(sb.buf, branch))
- goto done;
- if (id) {
- strbuf_reset(&path);
- strbuf_addf(&path, "%s/worktrees/%s/gitdir", get_git_common_dir(), id);
- if (strbuf_read_file(&gitdir, path.buf, 0) <= 0)
- goto done;
- strbuf_rtrim(&gitdir);
- } else
- strbuf_addstr(&gitdir, get_git_common_dir());
- strbuf_strip_suffix(&gitdir, ".git");
-
- existing = strbuf_detach(&gitdir, NULL);
-done:
- strbuf_release(&path);
- strbuf_release(&sb);
- strbuf_release(&gitdir);
-
- return existing;
-}
-
-char *find_shared_symref(const char *symref, const char *target)
-{
- struct strbuf path = STRBUF_INIT;
- DIR *dir;
- struct dirent *d;
- char *existing;
-
- if ((existing = find_linked_symref(symref, target, NULL)))
- return existing;
-
- strbuf_addf(&path, "%s/worktrees", get_git_common_dir());
- dir = opendir(path.buf);
- strbuf_release(&path);
- if (!dir)
- return NULL;
-
- while ((d = readdir(dir)) != NULL) {
- if (!strcmp(d->d_name, ".") || !strcmp(d->d_name, ".."))
- continue;
- existing = find_linked_symref(symref, target, d->d_name);
- if (existing)
- goto done;
- }
-done:
- closedir(dir);
-
- return existing;
-}
-
void die_if_checked_out(const char *branch)
{
char *existing;