diff options
Diffstat (limited to 'lib/ccan/typesafe_cb/test/compile_ok-typesafe_cb-vars.c')
-rw-r--r-- | lib/ccan/typesafe_cb/test/compile_ok-typesafe_cb-vars.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/lib/ccan/typesafe_cb/test/compile_ok-typesafe_cb-vars.c b/lib/ccan/typesafe_cb/test/compile_ok-typesafe_cb-vars.c new file mode 100644 index 0000000000..f6a2bfecbc --- /dev/null +++ b/lib/ccan/typesafe_cb/test/compile_ok-typesafe_cb-vars.c @@ -0,0 +1,52 @@ +#include <ccan/typesafe_cb/typesafe_cb.h> +#include <stdlib.h> + +/* const args in callbacks should be OK. */ + +static void _register_callback(void (*cb)(void *arg), void *arg) +{ +} + +#define register_callback(cb, arg) \ + _register_callback(typesafe_cb(void, void *, (cb), (arg)), (arg)) + +static void _register_callback_pre(void (*cb)(int x, void *arg), void *arg) +{ +} + +#define register_callback_pre(cb, arg) \ + _register_callback_pre(typesafe_cb_preargs(void, void *, (cb), (arg), int), (arg)) + +static void _register_callback_post(void (*cb)(void *arg, int x), void *arg) +{ +} + +#define register_callback_post(cb, arg) \ + _register_callback_post(typesafe_cb_postargs(void, void *, (cb), (arg), int), (arg)) + +struct undefined; + +static void my_callback(struct undefined *undef) +{ +} + +static void my_callback_pre(int x, struct undefined *undef) +{ +} + +static void my_callback_post(struct undefined *undef, int x) +{ +} + +int main(int argc, char *argv[]) +{ + struct undefined *handle = NULL; + void (*cb)(struct undefined *undef) = my_callback; + void (*pre)(int x, struct undefined *undef) = my_callback_pre; + void (*post)(struct undefined *undef, int x) = my_callback_post; + + register_callback(cb, handle); + register_callback_pre(pre, handle); + register_callback_post(post, handle); + return 0; +} |