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From: Michael Haggerty <mhagger@alum.mit.edu>
To: Junio C Hamano <gitster@pobox.com>
Cc: Jiang Xin <worldhello.net@gmail.com>,
	Lea Wiemann <lewiemann@gmail.com>,
	git@vger.kernel.org, Michael Haggerty <mhagger@alum.mit.edu>
Subject: [PATCH v2 2/9] real_path_internal(): add comment explaining use of cwd
Date: Sat, 29 Sep 2012 08:15:55 +0200	[thread overview]
Message-ID: <1348899362-4057-3-git-send-email-mhagger@alum.mit.edu> (raw)
In-Reply-To: <1348899362-4057-1-git-send-email-mhagger@alum.mit.edu>


Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
---
 abspath.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/abspath.c b/abspath.c
index a7ab8e9..f8a526f 100644
--- a/abspath.c
+++ b/abspath.c
@@ -35,7 +35,14 @@ static const char *real_path_internal(const char *path, int die_on_error)
 {
 	static char bufs[2][PATH_MAX + 1], *buf = bufs[0], *next_buf = bufs[1];
 	char *retval = NULL;
+
+	/*
+	 * If we have to temporarily chdir(), store the original CWD
+	 * here so that we can chdir() back to it at the end of the
+	 * function:
+	 */
 	char cwd[1024] = "";
+
 	int buf_index = 1;
 
 	int depth = MAXDEPTH;
-- 
1.7.11.3

  parent reply	other threads:[~2012-09-29  6:16 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-29  6:15 [PATCH v2 0/9] Fix GIT_CEILING_DIRECTORIES that contain symlinks Michael Haggerty
2012-09-29  6:15 ` [PATCH v2 1/9] Introduce new static function real_path_internal() Michael Haggerty
2012-09-29  6:15 ` Michael Haggerty [this message]
2012-09-29  6:15 ` [PATCH v2 3/9] Introduce new function real_path_if_valid() Michael Haggerty
2012-09-29  6:15 ` [PATCH v2 4/9] longest_ancestor_length(): use string_list_split() Michael Haggerty
2012-09-29  6:15 ` [PATCH v2 5/9] longest_ancestor_length(): explicitly filter list before loop Michael Haggerty
2012-09-29  6:15 ` [PATCH v2 6/9] longest_ancestor_length(): always add a slash to the end of prefixes Michael Haggerty
2012-09-29  6:16 ` [PATCH v2 7/9] longest_ancestor_length(): use string_list_longest_prefix() Michael Haggerty
2012-09-29  6:16 ` [PATCH v2 8/9] longest_ancestor_length(): resolve symlinks before comparing paths Michael Haggerty
2012-09-30  8:00   ` Junio C Hamano
2012-10-01  4:51     ` Michael Haggerty
2012-10-01  5:30       ` Junio C Hamano
2012-10-06  8:04       ` Proposed function path_in_directory() [was: Re: [PATCH v2 8/9] longest_ancestor_length(): resolve symlinks before comparing paths] Michael Haggerty
2012-10-08 16:13         ` Proposed function path_in_directory() Junio C Hamano
2012-10-08 18:20           ` Johannes Sixt
2012-10-08 18:23             ` Junio C Hamano
2012-09-29  6:16 ` [PATCH v2 9/9] t1504: stop resolving symlinks in GIT_CEILING_DIRECTORIES Michael Haggerty

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