X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=functions%2Fstdio%2Fsprintf.c;h=9b0ac81e35a969a7c2ac0e64054b0fb4ba1abdb9;hb=07810dbd8f3e21618208b923e293715774c80ade;hp=b992dbaa32715f6c985d9c98e79a73663b97d4dc;hpb=1d9d92ba957a0b8307c9a65c35867fde68e6533b;p=pdclib

diff --git a/functions/stdio/sprintf.c b/functions/stdio/sprintf.c
index b992dba..9b0ac81 100644
--- a/functions/stdio/sprintf.c
+++ b/functions/stdio/sprintf.c
@@ -1,20 +1,45 @@
-/* ----------------------------------------------------------------------------
- * $Id$
- * ----------------------------------------------------------------------------
- * Public Domain C Library - http://pdclib.sourceforge.net
- * This code is Public Domain. Use, modify, and redistribute at will.
- * --------------------------------------------------------------------------*/
+/* $Id$ */
 
-int sprintf( char * restrict s, const char * restrict format, ... ) { /* TODO */ };
+/* sprintf( char *, const char *, ... )
 
-/* PDPC code - unreviewed
+   This file is part of the Public Domain C Library (PDCLib).
+   Permission is granted to use, modify, and / or redistribute at will.
+*/
+
+#include <stdio.h>
+#include <stdint.h>
+#include <stdarg.h>
+
+#ifndef REGTEST
+
+int sprintf( char * _PDCLIB_restrict s, const char * _PDCLIB_restrict format, ...)
 {
-    va_list arg;
-    int ret;
+    int rc;
+    va_list ap;
+    va_start( ap, format );
+    rc = vsnprintf( s, SIZE_MAX, format, ap ); /* TODO: replace with non-checking call */
+    va_end( ap );
+    return rc;
+}
+
+#endif
+
+#ifdef TEST
+#include <_PDCLIB_test.h>
 
-    va_start(arg, format);
-    ret = vsprintf(s, format, arg);
-    va_end(arg);
-    return (ret);
+#include <string.h>
+#include <limits.h>
+
+#define testprintf( s, n, format, ... ) sprintf( s, format, __VA_ARGS__ )
+
+#define TESTCASE_SPRINTF( x ) if ( strcmp( buffer, x ) == 0 ) {} \
+                              else { TEST_RESULTS += 1; printf( "FAILED: " __FILE__ ", line %d - \"%s\" != %s\n", __LINE__, buffer, #x ); }
+
+int main( void )
+{
+    char buffer[100];
+#include "printf_testcases.incl"
+    return TEST_RESULTS;
 }
-*/
+
+#endif