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add PRINTF_FUNCTION specifier to printf like functions to let gcc tell us when we are using the wrong format specifiers on these functions. Suggested by <MrEIso> via irc. 

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@4224 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Michael Jerris 2007-02-13 03:17:19 +00:00
parent cf24c21e86
commit 0a5b02999c
4 changed files with 12 additions and 6 deletions
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4
src/include/switch_console.h
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@ -62,12 +62,12 @@ SWITCH_DECLARE(void) switch_console_loop(void);
/*!
\brief A method akin to printf that allows you to redirect output to a specific console "channel"
*/
SWITCH_DECLARE(void) switch_console_printf(switch_text_channel_t channel, char *file, const char *func, int line, char *fmt, ...);
SWITCH_DECLARE(void) switch_console_printf(switch_text_channel_t channel, char *file, const char *func, int line, char *fmt, ...) PRINTF_FUNCTION(5,6);
/*!
\brief A method akin to printf for dealing with api streams
*/
SWITCH_DECLARE(switch_status_t) switch_console_stream_write(switch_stream_handle_t *handle, char *fmt, ...);
SWITCH_DECLARE(switch_status_t) switch_console_stream_write(switch_stream_handle_t *handle, char *fmt, ...) PRINTF_FUNCTION(2,3);
SWITCH_END_EXTERN_C
#endif

6
src/include/switch_event.h
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@ -172,7 +172,7 @@ SWITCH_DECLARE(char *) switch_event_get_body(switch_event_t *event);
\param fmt the value of the header (varargs see standard sprintf family)
\return SWITCH_STATUS_SUCCESS if the header was added
*/
SWITCH_DECLARE(switch_status_t) switch_event_add_header(switch_event_t *event, switch_stack_t stack, char *header_name, char *fmt, ...);
SWITCH_DECLARE(switch_status_t) switch_event_add_header(switch_event_t *event, switch_stack_t stack, char *header_name, char *fmt, ...) PRINTF_FUNCTION(4,5);
/*!
\brief Destroy an event
@ -251,7 +251,7 @@ SWITCH_DECLARE(switch_status_t) switch_event_serialize(switch_event_t *event, ch
\return the xml object if the operation was successful
\note the body supplied by this function will supersede an existing body the event may have
*/
SWITCH_DECLARE(switch_xml_t) switch_event_xmlize(switch_event_t *event, char *fmt, ...);
SWITCH_DECLARE(switch_xml_t) switch_event_xmlize(switch_event_t *event, char *fmt, ...) PRINTF_FUNCTION(2,3);
/*!
\brief Determine if the event system has been initilized
@ -266,7 +266,7 @@ SWITCH_DECLARE(switch_status_t) switch_event_running(void);
\return SWITCH_STATUS_SUCCESS if the body was added to the event
\note the body parameter can be shadowed by the switch_event_reserve_subclass_detailed function
*/
SWITCH_DECLARE(switch_status_t) switch_event_add_body(switch_event_t *event, char *fmt, ...);
SWITCH_DECLARE(switch_status_t) switch_event_add_body(switch_event_t *event, char *fmt, ...) PRINTF_FUNCTION(2,3);
/*!

2
src/include/switch_log.h
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@ -94,7 +94,7 @@ SWITCH_DECLARE(switch_status_t) switch_log_shutdown(void);
\param ... variable args
\note there are channel macros to supply the first 4 parameters
*/
SWITCH_DECLARE(void) switch_log_printf(switch_text_channel_t channel, const char *file, const char *func, int line, switch_log_level_t level, char *fmt, ...);
SWITCH_DECLARE(void) switch_log_printf(switch_text_channel_t channel, const char *file, const char *func, int line, switch_log_level_t level, char *fmt, ...) PRINTF_FUNCTION(6,7);
/*!
\brief Shut down the logging engine

6
src/include/switch_platform.h
View File

@ -161,6 +161,12 @@ typedef unsigned long in_addr_t;
#define DoxyDefine(x)
#endif
#if __GNUC__ >= 3
#define PRINTF_FUNCTION(fmtstr,vars) __attribute__((format(printf,fmtstr,vars)))
#else
#define PRINTF_FUNCTION(fmtstr,vars)
#endif
SWITCH_END_EXTERN_C
#endif