PDCLIB-16: Add _unlocked variations of all I/O routines; move work into these versions

[pdclib] / functions / stdio / fprintf.c

diff --git a/functions/stdio/fprintf.c b/functions/stdio/fprintf.c
index cb922bad4bdd0b8621d8f8faa72666b08c2862cb..421ca5273f8e153f763c12b0b4399e1f008c1b2a 100644 (file)
--- a/functions/stdio/fprintf.c
+++ b/functions/stdio/fprintf.c
@@ -11,7 +11,8 @@
 
 #ifndef REGTEST
 
-int fprintf( struct _PDCLIB_file_t * _PDCLIB_restrict stream, const char * _PDCLIB_restrict format, ... )
+int fprintf_unlocked( struct _PDCLIB_file_t * _PDCLIB_restrict stream, 
+                      const char * _PDCLIB_restrict format, ... )
 {
     int rc;
     va_list ap;
@@ -21,6 +22,19 @@ int fprintf( struct _PDCLIB_file_t * _PDCLIB_restrict stream, const char * _PDCL
     return rc;
 }
 
+int fprintf( struct _PDCLIB_file_t * _PDCLIB_restrict stream,
+             const char * _PDCLIB_restrict format, ... )
+{
+    int rc;
+    va_list ap;
+    va_start( ap, format );
+    flockfile( stream );
+    rc = vfprintf_unlocked( stream, format, ap );
+    funlockfile( stream );
+    va_end( ap );
+    return rc;
+}
+
 #endif
 
 #ifdef TEST