[FFmpeg-devel] [PATCH] build: fix MSVC under cygwin
james.darnley at gmail.com
Sun Jan 24 00:24:13 CET 2016
On 2016-01-24 00:10, Hendrik Leppkes wrote:
> On Sun, Jan 24, 2016 at 12:06 AM, James Darnley <james.darnley at gmail.com> wrote:
>> On 2016-01-23 23:48, charlie.arnold at gmail.com wrote:
>>> From: Charles Arnold <charles.arnold at gisinc.com>
>>> Use cygpath -w when running under cygwin, and pwd -W under mingw
>>> configure | 12 +++++++++++-
>>> 1 file changed, 11 insertions(+), 1 deletion(-)
>>> diff --git a/configure b/configure
>>> index f7d1000..94a694a 100755
>>> --- a/configure
>>> +++ b/configure
>>> @@ -6234,7 +6234,17 @@ enabled stripping || strip="echo skipping strip"
>>> config_files="$TMPH config.mak doc/config.texi"
>>> if enabled msvc; then
>>> - dst_path=$(pwd -W)
>>> + case $host_os in
>>> + mingw32*|mingw64*)
>>> + dst_path=$(pwd -W)
>>> + ;;
>>> + cygwin*)
>>> + dst_path=$(cygpath -w $(pwd))
>>> + ;;
>>> + *)
>>> + dst_path=$(pwd)
>>> + ;;
>>> + esac
>> Maybe. The backslashes might cause problems. Let me try and force test
>> it with cygwin gcc.
As I thought. When calling gcc from make the backslashes are dropped
meaning gcc can't find the files. I don't know whether msvc would
suffer the same.
> cygpath has a "-m" (--mixed) option for Windows paths with forward slashes.
> Don't ask me if all versions of cygpath have it, however.
A decent compromise. It works when I force it on cygwin programs.
Though I can't say whether it is guaranteed that all Windows programs
will understand the forward slash. (I guess it depends how they use the
I will try and find out how old the option is.
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