[Mesa-dev] [PATCH] build: Build on Cygwin with gnu99 instead of c99.

[Brian Paul]

On 10/13/2012 12:45 AM, Vinson Lee wrote:
> The GCC c99 standard on Cygwin sets __STRICT_ANSI__ and symbols such as
> strdup are not available.
>
> Signed-off-by: Vinson Lee<vlee at freedesktop.org>
> ---
>   configure.ac |    9 ++++++++-
>   1 files changed, 8 insertions(+), 1 deletions(-)
>
> diff --git a/configure.ac b/configure.ac
> index 6c7a192..ae186ac 100644
> --- a/configure.ac
> +++ b/configure.ac
> @@ -172,7 +172,14 @@ esac
>
>   dnl Add flags for gcc and g++
>   if test "x$GCC" = xyes; then
> -    CFLAGS="$CFLAGS -Wall -std=c99"
> +    case "$host_os" in
> +    cygwin*)
> +        CFLAGS="$CFLAGS -Wall -std=gnu99"
> +        ;;
> +    *)
> +        CFLAGS="$CFLAGS -Wall -std=c99"
> +        ;;
> +    esac
>
>       # Enable -Werror=implicit-function-declaration and
>       # -Werror=missing-prototypes, if available, or otherwise, just


Reviewed-by: Brian Paul <brianp at vmware.com>


BTW, I know we have a _mesa_strdup() helper but it looks like we're 
just using strdup() in some places.  We should probably clean that up 
someday.

-Brian