diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/wolf/library/loader.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/include/wolf/library/loader.h b/include/wolf/library/loader.h index 11d5741..19979af 100644 --- a/include/wolf/library/loader.h +++ b/include/wolf/library/loader.h @@ -54,6 +54,22 @@ typedef struct wolf_library_t *wolf_library_p; #define WOLF_LIBRARY_FUNCPTR void * #endif +/* @brief casts a library symbol to a function pointer of a given type. + * + * Reason: conversion from void * to function pointer is illegal by ISO-99 + * (though it works actually on Posix) + */ +#if defined _WIN32 +#define WOLF_LIBRARY_FUNC_CAST( symbol__, func_t__, func__ ) func__ = (func_t__)symbol__ +#else +#define WOLF_LIBRARY_FUNC_CAST( symbol__, func_t__, func__ ) \ + { \ + union { func_t__ f__; void *s__; } alias__; \ + alias__.s__ = symbol__; \ + func__ = alias__.f__; \ + } +#endif + /** * Loads a shared library. * |