From: "Torsten Bögershausen" <tboegi@web.de>
To: Steven Penny <svnpenn@gmail.com>
Cc: git@vger.kernel.org
Subject: Re: Cygwin Git with Windows paths
Date: Sun, 18 Nov 2018 16:41:24 +0100 [thread overview]
Message-ID: <20181118154124.GA21680@tor.lan> (raw)
In-Reply-To: <5bf18396.1c69fb81.20780.2b1d@mx.google.com>
On Sun, Nov 18, 2018 at 07:21:58AM -0800, Steven Penny wrote:
> Cygwin programs can handle Unix form paths:
>
> $ ls /var
> cache lib log run tmp
>
> and also Windows form paths:
>
> $ ls 'C:\cygwin64\var'
> cache lib log run tmp
>
> However current Cygwin Git cannot:
>
> $ git clone git://github.com/benhoyt/goawk 'C:\cygwin64\tmp\goawk'
> Cloning into 'C:\cygwin64\tmp\goawk'...
> fatal: Invalid path '/home/Steven/C:\cygwin64\tmp\goawk': No such file or
> directory
>
> It seems the problem is that Git thinks the Windows form path is relative
> because it does not start with "/". A Git Bisect reveals this:
>
> 05b458c104708141d2fad211d79703b3b99cc5a8 is the first bad commit
> commit 05b458c104708141d2fad211d79703b3b99cc5a8
> Author: Brandon Williams <bmwill@google.com>
> Date: Mon Dec 12 10:16:52 2016 -0800
>
> real_path: resolve symlinks by hand
>
> The current implementation of real_path uses chdir() in order to resolve
> symlinks. Unfortunately this isn't thread-safe as chdir() affects a
> process as a whole and not just an individual thread. Instead perform
> the symlink resolution by hand so that the calls to chdir() can be
> removed, making real_path one step closer to being reentrant.
>
> Signed-off-by: Brandon Williams <bmwill@google.com>
> Signed-off-by: Junio C Hamano <gitster@pobox.com>
>
> This causes problems for any non-Cygwin tools that might call Git:
>
> http://github.com/golang/go/issues/23155
>
Thanks for the report
It seams as if "C:" is not recognized as an absolute path under
cygwin.
May be it should ?
Does the following help ? (fully untested)
diff --git a/compat/cygwin.h b/compat/cygwin.h
index 8e52de4644..12814e1edb 100644
--- a/compat/cygwin.h
+++ b/compat/cygwin.h
@@ -1,2 +1,4 @@
int cygwin_offset_1st_component(const char *path);
#define offset_1st_component cygwin_offset_1st_component
+#define has_dos_drive_prefix(path) \
+ (isalpha(*(path)) && (path)[1] == ':' ? 2 : 0)
next prev parent reply other threads:[~2018-11-18 15:41 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-18 15:21 Cygwin Git with Windows paths Steven Penny
2018-11-18 15:41 ` Torsten Bögershausen [this message]
2018-11-18 16:23 ` Steven Penny
2018-11-18 17:15 ` Torsten Bögershausen
2018-11-18 17:34 ` Steven Penny
2018-11-18 18:28 ` Torsten Bögershausen
2018-11-18 19:00 ` Steven Penny
2018-11-19 0:06 ` Junio C Hamano
2018-11-19 2:11 ` Randall S. Becker
2018-11-19 3:33 ` Junio C Hamano
2018-11-19 5:20 ` Torsten Bögershausen
2018-11-20 0:17 ` Steven Penny
2018-11-20 10:36 ` Torsten Bögershausen
2018-11-20 12:51 ` Steven Penny
2018-11-19 12:22 ` Randall S. Becker
2018-11-26 17:32 ` [PATCH v1/RFC 1/1] 'git clone <url> C:\cygwin\home\USER\repo' is working (again) tboegi
2018-11-27 0:35 ` Steven Penny
2018-11-27 1:16 ` Junio C Hamano
2018-11-27 2:49 ` Steven Penny
2018-11-27 5:23 ` Junio C Hamano
2018-11-27 6:20 ` Steven Penny
2018-11-27 12:55 ` Johannes Schindelin
2018-11-28 4:10 ` Junio C Hamano
2018-11-28 5:55 ` J.H. van de Water
2018-11-28 8:46 ` Johannes Schindelin
2018-11-28 9:01 ` Houder
2018-11-28 9:35 ` Johannes Schindelin
2018-11-27 20:10 ` Achim Gratz
2018-11-27 12:49 ` Johannes Schindelin
2018-11-28 4:12 ` Junio C Hamano
2018-11-27 20:05 ` Achim Gratz
2018-12-07 17:04 ` [PATCH v2 1/3] git " tboegi
2018-12-07 21:53 ` Johannes Schindelin
2018-12-08 0:49 ` Steven Penny
2018-12-10 8:46 ` Johannes Schindelin
2018-12-10 12:45 ` Steven Penny
2018-12-11 13:39 ` Johannes Schindelin
2018-12-12 0:42 ` Steven Penny
2018-12-12 7:29 ` Johannes Sixt
2018-12-12 12:40 ` Steven Penny
2018-12-13 3:52 ` Junio C Hamano
2018-12-12 13:33 ` Johannes Schindelin
2018-12-12 3:47 ` Elijah Newren
2018-12-12 13:57 ` Johannes Schindelin
2018-12-07 17:04 ` [PATCH v2 2/3] offset_1st_component(), dos_drive_prefix() return size_t tboegi
2018-12-07 17:05 ` [PATCH v2 3/3] Refactor mingw_cygwin_offset_1st_component() tboegi
2018-12-07 22:18 ` Johannes Schindelin
2018-12-08 15:11 ` [PATCH v3 1/1] git clone <url> C:\cygwin\home\USER\repo' is working (again) tboegi
2018-12-08 16:24 ` Steven Penny
2018-12-09 1:39 ` Junio C Hamano
2018-12-10 8:32 ` Johannes Schindelin
2018-12-11 6:12 ` Torsten Bögershausen
2018-12-11 13:28 ` Johannes Schindelin
2018-12-11 18:55 ` Torsten Bögershausen
2018-12-15 4:33 ` [PATCH v4 " tboegi
2019-05-02 7:48 ` Achim Gratz
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