/* $Id$ */
-/* Release $Name$ */
-
/* strncpy( char *, const char *, size_t )
This file is part of the Public Domain C Library (PDCLib).
Permission is granted to use, modify, and / or redistribute at will.
*/
-#include <_PDCLIB_aux.h>
#include <string.h>
+/* TODO: Debuggung only */
+#include <stdio.h>
+
+#ifndef REGTEST
+
char * strncpy( char * _PDCLIB_restrict s1, const char * _PDCLIB_restrict s2, size_t n )
{
char * rc = s1;
*/
--n;
}
- while ( n-- )
+ /* TODO: This works correctly, but somehow the handling of n is ugly as
+ hell.
+ */
+ if ( n > 0 )
{
- *s1++ = '\0';
+ while ( --n )
+ {
+ *s1++ = '\0';
+ }
}
return rc;
}
-#warning Test driver missing.
+#endif
+
+#ifdef TEST
+#include <_PDCLIB_test.h>
+
+int main( void )
+{
+ char s[] = "xxxxxxx";
+ TESTCASE( strncpy( s, "", 1 ) == s );
+ TESTCASE( s[0] == '\0' );
+ TESTCASE( s[1] == 'x' );
+ TESTCASE( strncpy( s, abcde, 6 ) == s );
+ TESTCASE( s[0] == 'a' );
+ TESTCASE( s[4] == 'e' );
+ TESTCASE( s[5] == '\0' );
+ TESTCASE( s[6] == 'x' );
+ TESTCASE( strncpy( s, abcde, 7 ) == s );
+ TESTCASE( s[6] == '\0' );
+ TESTCASE( strncpy( s, "xxxx", 3 ) == s );
+ TESTCASE( s[0] == 'x' );
+ TESTCASE( s[2] == 'x' );
+ TESTCASE( s[3] == 'd' );
+ return TEST_RESULTS;
+}
+#endif