X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=functions%2Fstdio%2Fsnprintf.c;h=69d4106ffe74305cc47b2f4f1cab5a579b19cc1b;hb=3309ec3ad8a5db735eaa2de7f5dc6a331d8e7319;hp=3a6e706f8ebeb1e1b8e59009f243347acd82c357;hpb=d9dcf16664c81809258992e1653ecb68c8079974;p=pdclib.old

diff --git a/functions/stdio/snprintf.c b/functions/stdio/snprintf.c
index 3a6e706..69d4106 100644
--- a/functions/stdio/snprintf.c
+++ b/functions/stdio/snprintf.c
@@ -13,19 +13,32 @@
 
 int snprintf( char * _PDCLIB_restrict s, size_t n, const char * _PDCLIB_restrict format, ...)
 {
+    int rc;
     va_list ap;
     va_start( ap, format );
-    return vsnprintf( s, n, format, ap );
+    rc = vsnprintf( s, n, format, ap );
+    va_end( ap );
+    return rc;
 }
 
 #endif
 
 #ifdef TEST
+#define _PDCLIB_FILEID "stdio/snprintf.c"
+#define _PDCLIB_STRINGIO
+#include <stdint.h>
+#include <stddef.h>
+
 #include <_PDCLIB_test.h>
 
+#define testprintf( s, ... ) snprintf( s, 100, __VA_ARGS__ )
+
 int main( void )
 {
-    TESTCASE( NO_TESTDRIVER );
+    char target[100];
+#include "printf_testcases.h"
+    TESTCASE( snprintf( NULL, 0, "foo" ) == 3 );
+    TESTCASE( snprintf( NULL, 0, "%d", 100 ) == 3 );
     return TEST_RESULTS;
 }