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| author | Andreas Baumann <abaumann@yahoo.com> | 2010-05-20 17:30:26 +0200 |
|---|---|---|
| committer | Andreas Baumann <abaumann@yahoo.com> | 2010-05-20 17:30:26 +0200 |
| commit | eca7b5dbd6929a75075372cc4be2c6b376d9cb17 (patch) | |
| tree | a586b9439bd3245f3375ed5b128c593a1c198957 /include | |
| parent | 0718a3222ad1cf0e9bf85947f6a32b106cdb2ee4 (diff) | |
| download | wolfbones-eca7b5dbd6929a75075372cc4be2c6b376d9cb17.tar.gz wolfbones-eca7b5dbd6929a75075372cc4be2c6b376d9cb17.tar.bz2 | |
final solution of library loader
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. * |