From: Michael Haggerty <mhagger@alum.mit.edu>
Date: Mon, 22 May 2017 14:17:39 +0000 (+0200)
Subject: lockfile: add a new method, is_lock_file_locked()
X-Git-Tag: v2.14.0-rc0~109^2~16
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=0978f4ba7fe571d96b9f13827bdac6c30eeebfa2;p=git

lockfile: add a new method, is_lock_file_locked()

It will soon prove useful.

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
---

diff --git a/lockfile.h b/lockfile.h
index 7b715f9e77..572064939c 100644
--- a/lockfile.h
+++ b/lockfile.h
@@ -175,6 +175,14 @@ static inline int hold_lock_file_for_update(
 	return hold_lock_file_for_update_timeout(lk, path, flags, 0);
 }
 
+/*
+ * Return a nonzero value iff `lk` is currently locked.
+ */
+static inline int is_lock_file_locked(struct lock_file *lk)
+{
+	return is_tempfile_active(&lk->tempfile);
+}
+
 /*
  * Append an appropriate error message to `buf` following the failure
  * of `hold_lock_file_for_update()` to lock `path`. `err` should be the