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diff --git a/‎Documentation/git-rev-parse.txt‎
Lines changed: 4 additions & 0 deletions b/‎Documentation/git-rev-parse.txt‎
Lines changed: 4 additions & 0 deletions
diff --git a/‎builtin/rev-parse.c‎
Lines changed: 18 additions & 8 deletions b/‎builtin/rev-parse.c‎
Lines changed: 18 additions & 8 deletions
@@ -217,6 +217,10 @@ If `$GIT_DIR` is not defined and the current directory
 is not detected to lie in a Git repository or work tree
 print a message to stderr and exit with nonzero status.
 
+--absolute-git-dir::
+	Like `--git-dir`, but its output is always the canonicalized
+	absolute path.
+
 --git-common-dir::
 	Show `$GIT_COMMON_DIR` if defined, else `$GIT_DIR`.
 
 
@@ -802,17 +802,27 @@ int cmd_rev_parse(int argc, const char **argv, const char *prefix)
 				putchar('\n');
 				continue;
 			}
-			if (!strcmp(arg, "--git-dir")) {
+			if (!strcmp(arg, "--git-dir") ||
+			    !strcmp(arg, "--absolute-git-dir")) {
 				const char *gitdir = getenv(GIT_DIR_ENVIRONMENT);
 				char *cwd;
 				int len;
-				if (gitdir) {
-					puts(gitdir);
-					continue;
-				}
-				if (!prefix) {
-					puts(".git");
-					continue;
+				if (arg[2] == 'g') {	/* --git-dir */
+					if (gitdir) {
+						puts(gitdir);
+						continue;
+					}
+					if (!prefix) {
+						puts(".git");
+						continue;
+					}
+				} else {		/* --absolute-git-dir */
+					if (!gitdir && !prefix)
+						gitdir = ".git";
+					if (gitdir) {
+						puts(real_path(gitdir));
+						continue;
+					}
 				}
 				cwd = xgetcwd();
 				len = strlen(cwd);