constify the fmt string on all printf like functions

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@4249 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/include/switch_console.h

@@ -67,7 +67,7 @@ SWITCH_DECLARE(void) switch_console_printf(switch_text_channel_t channel, const
 /*!
   \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, ...) PRINTF_FUNCTION(2,3);
+SWITCH_DECLARE(switch_status_t) switch_console_stream_write(switch_stream_handle_t *handle, const char *fmt, ...) PRINTF_FUNCTION(2,3);
 SWITCH_END_EXTERN_C
 
 #endif

src/include/switch_event.h

@@ -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, ...) PRINTF_FUNCTION(4,5);
+SWITCH_DECLARE(switch_status_t) switch_event_add_header(switch_event_t *event, switch_stack_t stack, const char *header_name, const 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, ...) PRINTF_FUNCTION(2,3);
+SWITCH_DECLARE(switch_xml_t) switch_event_xmlize(switch_event_t *event, const 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, ...) PRINTF_FUNCTION(2,3);
+SWITCH_DECLARE(switch_status_t) switch_event_add_body(switch_event_t *event, const char *fmt, ...) PRINTF_FUNCTION(2,3);
 
 
 /*!

src/include/switch_log.h

@@ -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, ...) PRINTF_FUNCTION(6,7);
+SWITCH_DECLARE(void) switch_log_printf(switch_text_channel_t channel, const char *file, const char *func, int line, switch_log_level_t level, const char *fmt, ...) PRINTF_FUNCTION(6,7);
 
 /*! 
   \brief Shut down  the logging engine

src/switch_console.c

@@ -35,7 +35,7 @@
 #define CMD_BUFLEN 1024;
 
 
-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, const char *fmt, ...)
 {
 	va_list ap;
 	char *buf = handle->data;

src/switch_event.c

@@ -474,8 +474,8 @@ SWITCH_DECLARE(char *) switch_event_get_body(switch_event_t *event)
 	return NULL;
 }
 
-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, const char *header_name,
+													  const char *fmt, ...)
 {
 	int ret = 0;
 	char data[2048];
@@ -516,7 +516,7 @@ SWITCH_DECLARE(switch_status_t) switch_event_add_header(switch_event_t *event, s
 }
 
 
-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, const char *fmt, ...)
 {
 	int ret = 0;
 	char *data;
@@ -729,7 +729,7 @@ static switch_xml_t add_xml_header(switch_xml_t xml, char *name, char *value, in
 	return header;
 }
 
-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, const char *fmt, ...)
 {
 	switch_event_header_t *hp;
 	char *data = NULL, *body = NULL;

src/switch_log.c

@@ -162,7 +162,7 @@ static void *SWITCH_THREAD_FUNC log_thread(switch_thread_t *thread, void *obj)
 	return NULL;
 }
 
-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, const char *fmt, ...)
 {
 	char *data = NULL;
 	char *new_fmt = NULL;