[FFmpeg-devel] [PATCH] build: use Windows path for MSVC

[Hendrik Leppkes]

On Sat, Jan 23, 2016 at 2:44 PM, Andreas Cadhalpun
<andreas.cadhalpun at googlemail.com> wrote:
> Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun at googlemail.com>
> ---
>
> This hopefully fixes the build failures with MSVC.
> I don't have such an environment to test this, though.
>
> ---
>  configure | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/configure b/configure
> index 8f4642b..64ce901 100755
> --- a/configure
> +++ b/configure
> @@ -3104,6 +3104,8 @@ else
>          die "Out of tree builds are impossible with config.h in source dir."
>  fi
>
> +dst_path=$(pwd)
> +
>  for v in "$@"; do
>      r=${v#*=}
>      l=${v%"$r"}
> @@ -3365,6 +3367,7 @@ case "$toolchain" in
>          # issues with msys/win32 path conversion for MSVC parameters
>          # such as -Fo<file> or -out:<file>.
>          TMPDIR=.
> +        dst_path=$(cygpath -w $dst_path)
>      ;;
>      icl)
>          cc_default="icl"
> @@ -6251,7 +6254,7 @@ SRC_PATH=$source_path
>  ifndef MAIN_MAKEFILE
>  SRC_PATH:=\$(SRC_PATH:.%=..%)
>  endif
> -DST_PATH=$(pwd)
> +DST_PATH=$dst_path
>  CC_IDENT=$cc_ident
>  ARCH=$arch
>  INTRINSICS=$intrinsics
> --
> 2.7.0.rc3

Unfortunately, cygpath is not guaranteed to be available, and in fact
is not on some working build setups today (ie. msys1 environments with
msvc)