BizHawk/waterbox/libc/functions/string/strcpy.c

36 lines
712 B
C

/* strcpy( char *, const char * )
This file is part of the Public Domain C Library (PDCLib).
Permission is granted to use, modify, and / or redistribute at will.
*/
#include <string.h>
#ifndef REGTEST
char * strcpy( char * _PDCLIB_restrict s1, const char * _PDCLIB_restrict s2 )
{
char * rc = s1;
while ( ( *s1++ = *s2++ ) );
return rc;
}
#endif
#ifdef TEST
#include "_PDCLIB_test.h"
int main( void )
{
char s[] = "xxxxx";
TESTCASE( strcpy( s, "" ) == s );
TESTCASE( s[0] == '\0' );
TESTCASE( s[1] == 'x' );
TESTCASE( strcpy( s, abcde ) == s );
TESTCASE( s[0] == 'a' );
TESTCASE( s[4] == 'e' );
TESTCASE( s[5] == '\0' );
return TEST_RESULTS;
}
#endif