Re: [PATCH 0/1] MR9362: opengl32: Simplify extension tokenization.

[Jacek Caban (＠jacek)]

Jacek Caban (@jacek) commented about dlls/opengl32/unix_wgl.c:
> -
>        ext++;
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>    }
> -
>    assert( count + ARRAYSIZE(legacy_extensions) - 1 == size );
> -
>    const char *str, *ptr;
> -
>    char *out;
> -
> -
>    if (!(str = (const char *)funcs->p_glGetString( GL_EXTENSIONS ))) str = "";
> -
> -
>    for (ptr = str; *ptr; ptr++) if (*ptr == ' ') size++;
> -
>    if (ptr != str && ptr[-1] != ' ') size++;
> -
> -
>    if (!(extensions = malloc( size * sizeof(*extensions) + (ptr - str) ))) return;
> -
>    out = (char *)&extensions[size];
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>    memcpy( out, str, ptr - str );
> -
> -
>    for (ptr = strtok( out, " " ); ptr && *ptr; ptr = strtok( NULL, " " )) extensions[count++] = ptr;

`strtok` is not thread safe.