On Wed, 2012-04-18 at 14:52 +1000, Peter Hutterer wrote:
> Taken from the X server's misc.h, these macros just print nasty warnings for
> bugs.
>
> Signed-off-by: Peter Hutterer <[email protected]>
We already use glib internally, and there's g_warning, g_assert() and
g_assert_not_reached() available for use internally.
> ---
> libwacom/libwacomint.h | 15 +++++++++++++++
> 1 file changed, 15 insertions(+)
>
> diff --git a/libwacom/libwacomint.h b/libwacom/libwacomint.h
> index 60644ce..66202b0 100644
> --- a/libwacom/libwacomint.h
> +++ b/libwacom/libwacomint.h
> @@ -38,6 +38,21 @@
> #define DBG(...) \
> printf(__VA_ARGS__)
>
> +/* Don't use this directly, use BUG_WARN or BUG_WARN_MSG instead */
> +#define __BUG_WARN_MSG(cond, with_msg, ...) \
> + do { if (cond) { \
> + fprintf(stderr, "BUG: triggered 'if (" #cond ")'\n");
> \
> + fprintf(stderr, "BUG: %s:%d in %s()\n",
> \
> + __FILE__, __LINE__, __func__);
> \
> + if (with_msg) fprintf(stderr, __VA_ARGS__);
> \
> + } } while(0)
> +
> +#define BUG_WARN_MSG(cond, ...) \
> + __BUG_WARN_MSG(cond, 1, __VA_ARGS__)
> +
> +#define BUG_WARN(cond) __BUG_WARN_MSG(cond, 0, " ")
> +
> +
> #define GENERIC_DEVICE_MATCH "generic"
> #define STYLUS_DATA_FILE "libwacom.stylus"
>
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