X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=functions%2Fstdio%2Fprintf.c;h=6d101133ae23a3bbb9ace4e87d5fd673c720918a;hb=689f876fb2420ed2ce45aca58dc39f05e1eb5c2d;hp=7088e9322bb0e082b081adbd0fc201f89f895b2c;hpb=b08f4b52b1cd1f7a9553c0f357a7c90859fa3e73;p=pdclib

diff --git a/functions/stdio/printf.c b/functions/stdio/printf.c
index 7088e93..6d10113 100644
--- a/functions/stdio/printf.c
+++ b/functions/stdio/printf.c
@@ -1,5 +1,3 @@
-/* $Id$ */
-
 /* printf( const char *, ... )
 
    This file is part of the Public Domain C Library (PDCLib).
@@ -13,19 +11,33 @@
 
 int printf( const char * _PDCLIB_restrict format, ... )
 {
+    int rc;
     va_list ap;
     va_start( ap, format );
-    return vfprintf( stdout, format, ap );
+    rc = vfprintf( stdout, format, ap );
+    va_end( ap );
+    return rc;
 }
 
 #endif
 
 #ifdef TEST
-#include <_PDCLIB_test.h>
+#define _PDCLIB_FILEID "stdio/printf.c"
+#define _PDCLIB_FILEIO
+#include <stdint.h>
+#include <stddef.h>
+
+#include "_PDCLIB_test.h"
+
+#define testprintf( stream, ... ) printf( __VA_ARGS__ )
 
 int main( void )
 {
-    TESTCASE( NO_TESTDRIVER );
+    FILE * target;
+    TESTCASE( ( target = freopen( testfile, "wb+", stdout ) ) != NULL );
+#include "printf_testcases.h"
+    TESTCASE( fclose( target ) == 0 );
+    TESTCASE( remove( testfile ) == 0 );
     return TEST_RESULTS;
 }