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common: Turn assertions into expressions. 

* common/logging.h (log_assert): Turn this into an expression so it
can be used in expressions.

Signed-off-by: Justus Winter <justus@g10code.com>
This commit is contained in:
Justus Winter 2017-01-02 16:30:45 +01:00
parent 6d06519833
commit a1e0d4a1e7
1 changed files with 8 additions and 8 deletions
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16
common/logging.h
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@ -56,18 +56,18 @@ estream_t log_get_stream (void);
void _log_assert (const char *expr, const char *file, int line, void _log_assert (const char *expr, const char *file, int line,
const char *func) GPGRT_ATTR_NORETURN; const char *func) GPGRT_ATTR_NORETURN;
# define BUG() bug_at( __FILE__ , __LINE__, __FUNCTION__) # define BUG() bug_at( __FILE__ , __LINE__, __FUNCTION__)
# define log_assert(expr) do { \ # define log_assert(expr) \
if (!(expr)) \ ((expr) \
_log_assert (#expr, __FILE__, __LINE__, __FUNCTION__); \ ? (void) 0 \
} while (0) : _log_assert (#expr, __FILE__, __LINE__, __FUNCTION__))
#else /*!GPGRT_HAVE_MACRO_FUNCTION*/ #else /*!GPGRT_HAVE_MACRO_FUNCTION*/
void bug_at (const char *file, int line); void bug_at (const char *file, int line);
void _log_assert (const char *expr, const char *file, int line; void _log_assert (const char *expr, const char *file, int line;
# define BUG() bug_at( __FILE__ , __LINE__ ) # define BUG() bug_at( __FILE__ , __LINE__ )
# define log_assert(expr) do { \ # define log_assert(expr) \
if (!(expr)) \ ((expr) \
_log_assert (#expr, __FILE__, __LINE__); \ ? (void) 0 \
} while (0) : _log_assert (#expr, __FILE__, __LINE__))
#endif /*!GPGRT_HAVE_MACRO_FUNCTION*/ #endif /*!GPGRT_HAVE_MACRO_FUNCTION*/
/* Flag values for log_set_prefix. */ /* Flag values for log_set_prefix. */