From c6ef89664b8c0d7aa85bddd5c7014aa6df82cbe7 Mon Sep 17 00:00:00 2001 From: tcsullivan Date: Sat, 17 Nov 2018 13:02:57 -0500 Subject: added pdclib, removed sash --- src/pdclib/functions/string/memcpy.c | 40 ++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 src/pdclib/functions/string/memcpy.c (limited to 'src/pdclib/functions/string/memcpy.c') diff --git a/src/pdclib/functions/string/memcpy.c b/src/pdclib/functions/string/memcpy.c new file mode 100644 index 0000000..21ef10e --- /dev/null +++ b/src/pdclib/functions/string/memcpy.c @@ -0,0 +1,40 @@ +/* memcpy( void *, const void *, 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 + +#ifndef REGTEST + +void * memcpy( void * _PDCLIB_restrict s1, const void * _PDCLIB_restrict s2, size_t n ) +{ + char * dest = (char *) s1; + const char * src = (const char *) s2; + while ( n-- ) + { + *dest++ = *src++; + } + return s1; +} + +#endif + +#ifdef TEST + +#include "_PDCLIB_test.h" + +int main( void ) +{ + char s[] = "xxxxxxxxxxx"; + TESTCASE( memcpy( s, abcde, 6 ) == s ); + TESTCASE( s[4] == 'e' ); + TESTCASE( s[5] == '\0' ); + TESTCASE( memcpy( s + 5, abcde, 5 ) == s + 5 ); + TESTCASE( s[9] == 'e' ); + TESTCASE( s[10] == 'x' ); + return TEST_RESULTS; +} + +#endif -- cgit v1.2.3