add of __attribute__ on the functions which have printf like api to enable

gcc to check format errors

2 files changed, 25 insertions, 15 deletions

diff --git a/src/ivy.h b/src/ivy.h
index 5c98af9..bd107ff 100644
--- a/src/ivy.h
+++ b/src/ivy.h
@@ -22,6 +22,11 @@
 extern "C" {
 #endif
 
+
+#ifndef __GNUC__
+#  define  __attribute__(x)  /*NOTHING*/
+#endif
+
 /* numero par default du bus */
 
 typedef struct _clnt_lst_dict *IvyClientPtr;
@@ -79,20 +84,25 @@ IvyClientPtr IvyGetApplication( char *name );
 char *IvyGetApplicationList(const char *sep);
 char **IvyGetApplicationMessages( IvyClientPtr app); /* demande de reception d'un message */
 
-MsgRcvPtr IvyBindMsg( MsgCallback callback, void *user_data, const char *fmt_regexp, ... ); /* avec sprintf prealable */
-MsgRcvPtr IvyChangeMsg (MsgRcvPtr msg, const char *fmt_regex, ... ); /* avec sprintf prealable */
+MsgRcvPtr IvyBindMsg( MsgCallback callback, void *user_data, const char *fmt_regexp, ... )
+__attribute__((format(printf,3,4))) ; /* avec sprintf prealable */
+
+MsgRcvPtr IvyChangeMsg (MsgRcvPtr msg, const char *fmt_regex, ... )
+__attribute__((format(printf,2,3))); /* avec sprintf prealable */
 
 void IvyUnbindMsg( MsgRcvPtr id );
 
 /* emission d'un message d'erreur */
-void IvySendError( IvyClientPtr app, int id, const char *fmt, ... );
+void IvySendError( IvyClientPtr app, int id, const char *fmt, ... )
+__attribute__((format(printf,3,4))) ; /* avec sprintf prealable */
 
 /* emmission d'un message die pour terminer l'application */
 void IvySendDieMsg( IvyClientPtr app );
 
 /* emission d'un message retourne le nb effectivement emis */
 
-int IvySendMsg( const char *fmt_message, ... );		/* avec sprintf prealable */
+int IvySendMsg( const char *fmt_message, ... )
+__attribute__((format(printf,1,2))); /* avec sprintf prealable */
 
 /* Message Direct Inter-application */
 
diff --git a/src/timer.c b/src/timer.c
index 9718b22..4b07d27 100644
--- a/src/timer.c
+++ b/src/timer.c
@@ -62,14 +62,14 @@ static long currentTime()
 }
 static void SetNewTimeout( unsigned long current, unsigned long when )
 {
-	unsigned long time;
-	time = (when <= current) ? 0 : when - current;
+	unsigned long ltime;
+	ltime = (when <= current) ? 0 : when - current;
 	nextTimeout = when;
-	selectTimeout.tv_sec = time / MILLISEC;
-	selectTimeout.tv_usec = (time - selectTimeout.tv_sec* MILLISEC) * MILLISEC;
+	selectTimeout.tv_sec = ltime / MILLISEC;
+	selectTimeout.tv_usec = (ltime - selectTimeout.tv_sec* MILLISEC) * MILLISEC;
 	if ( timeoutptr == NULL )
 				timeoutptr = &selectTimeout;
-	/*printf("New timeout %lu\n", time );*/
+	/*printf("New timeout %lu\n", ltime );*/
 }
 static void AdjTimeout(unsigned long current)
 {
@@ -95,7 +95,7 @@ static void AdjTimeout(unsigned long current)
 
 /* API */
 
-TimerId TimerRepeatAfter( int count, long time, TimerCb cb, void *user_data )
+TimerId TimerRepeatAfter( int count, long ltime, TimerCb cb, void *user_data )
 {
 	unsigned long stamp;
 	TimerId timer;
@@ -108,8 +108,8 @@ TimerId TimerRepeatAfter( int count, long time, TimerCb cb, void *user_data )
 		timer->callback = cb;
 		timer->user_data = user_data;
 		stamp = currentTime();
-		timer->period = time;
-		timer->when =  stamp + time;
+		timer->period = ltime;
+		timer->when =  stamp + ltime;
 		if ( (timer->when < nextTimeout) || (timeoutptr == NULL))
 			SetNewTimeout( stamp, timer->when );
 	IVY_LIST_ADD_END( timers, timer )
@@ -123,14 +123,14 @@ void TimerRemove( TimerId timer )
 	stamp = currentTime();
 	AdjTimeout(stamp);
 }
-void TimerModify( TimerId timer, long time )
+void TimerModify( TimerId timer, long ltime )
 {
 	unsigned long stamp;
 	if ( !timer ) return;
 
 	stamp = currentTime();
-	timer->period = time;
-	timer->when = stamp + time;
+	timer->period = ltime;
+	timer->when = stamp + ltime;
 	AdjTimeout(stamp);
 }
 /* Interface avec select */