simplify (and document!) macro for inlinable API functions (inspired by bug #4603, with slightly different implementation)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6090 65c4cc65-6c06-0410-ace0-fbb531ad65f3

1 files changed, 5 insertions, 8 deletions

diff --git a/include/asterisk/time.h b/include/asterisk/time.h
index b34ff4f61..ec7a51d8d 100755
--- a/include/asterisk/time.h
+++ b/include/asterisk/time.h
@@ -14,22 +14,19 @@
 
 #include <sys/time.h>
 
+#include "asterisk/inline_api.h"
+
 /*!
  * \brief Computes the difference (in milliseconds) between two \c struct \c timeval instances.
  * \param end the beginning of the time period
  * \param start the end of the time period
  * \return the difference in milliseconds
  */
-int ast_tvdiff_ms(const struct timeval *end, const struct timeval *start);
-#if !defined(LOW_MEMORY) && !defined(AST_API_MODULE)
-extern inline
-#endif
-#if !defined(LOW_MEMORY) || defined(AST_API_MODULE)
-int ast_tvdiff_ms(const struct timeval *end, const struct timeval *start)
+AST_INLINE_API(
+int ast_tvdiff_ms(const struct timeval *end, const struct timeval *start),
 {
 	return ((end->tv_sec - start->tv_sec) * 1000) + ((end->tv_usec - start->tv_usec) / 1000);
 }
-#endif
+)
 
-#undef AST_API_MODULE
 #endif /* _ASTERISK_TIME_H */