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FreeTDM: Add ftdm_unused_arg() macro to silence "unused parameter" compiler warnings

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Signed-off-by: Stefan Knoblich <stkn@openisdn.net>
This commit is contained in:
Stefan Knoblich 2013-05-06 17:41:50 +02:00
parent bea4bb0950
commit 81702d18fb
1 changed files with 12 additions and 0 deletions
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12
libs/freetdm/src/include/ftdm_os.h
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@ -130,6 +130,18 @@ typedef uint64_t ftdm_time_t;
*/
#define ftdm_container_of(ptr,type,member) (type *)((uintptr_t)(ptr) - ftdm_offset_of(type, member))
/*!
* \brief Silence "unused parameter" compiler warnings
* \note Tested with VS 2010, GCC 4.8, clang 3.1 and suncc
* \code
* int example(char *a) {
* ftdm_unused_arg(a);
* return 0;
* }
* \endcode
*/
#define ftdm_unused_arg(x) (void)(x)
/*! \brief The memory handler.
Do not use directly this variable, use the memory macros and ftdm_global_set_memory_handler to override */