[waffle] [PATCH 31/33] utils/wlfinfo: use define to provide buffer lenght

[Brian Paul]

In the subject line: "length"


On 07/07/2014 11:28 AM, Emil Velikov wrote:
> ... as char buffer[const int] does not work under msvc.
>
> Signed-off-by: Emil Velikov <emil.l.velikov at gmail.com>
> ---
>   src/utils/wflinfo.c | 11 ++++++-----
>   1 file changed, 6 insertions(+), 5 deletions(-)
>
> diff --git a/src/utils/wflinfo.c b/src/utils/wflinfo.c
> index a76f9fc..94ecfea 100644
> --- a/src/utils/wflinfo.c
> +++ b/src/utils/wflinfo.c
> @@ -760,26 +760,27 @@ gl_get_version(void)
>   static bool
>   gl_has_extension_GetString(const char *name)
>   {
> -    const size_t buf_len = 4096;
> -    char exts[buf_len];
> +#define BUF_LEN 4096
> +    char exts[BUF_LEN];
>
>       const uint8_t *exts_orig = glGetString(GL_EXTENSIONS);
>       if (glGetError()) {
>           error_printf("Wflinfo", "glGetInteger(GL_EXTENSIONS) failed");
>       }
>
> -    memcpy(exts, exts_orig, buf_len);
> -    exts[buf_len - 1] = 0;
> +    memcpy(exts, exts_orig, BUF_LEN);
> +    exts[BUF_LEN - 1] = 0;
>
>       char *ext = strtok(exts, " ");
>       do {
> -        if (strneq(ext, name, buf_len)) {
> +        if (strneq(ext, name, BUF_LEN)) {
>               return true;
>           }
>           ext = strtok(NULL, " ");
>       } while (ext);
>
>       return false;
> +#undef BUF_LEN
>   }
>
>   /// @brief Check if current context has an extension using glGetStringi().
>