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* missing.h, missing/memcmp.c, missing/memmove.c:

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ANSI compatible interface.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@9470 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
ocean 2005-10-27 02:55:18 +00:00
parent f44333cbff
commit c0851c650f
4 changed files with 19 additions and 16 deletions
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17
missing/memmove.c
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@ -1,22 +1,21 @@
/* public domain rewrite of memcmp(3) */
#include <stddef.h>
void *
memmove (d, s, n)
void *d, *s;
int n;
memmove(void *d, const void *s, size_t n)
{
char *dst = d;
char *src = s;
void *ret = dst;
char *dst = (char *)d;
const char *src = (const char *)s;
if (src < dst) {
src += n;
dst += n;
while (n--)
for (; n; --n)
*--dst = *--src;
}
else if (dst < src)
while (n--)
for (; n; --n)
*dst++ = *src++;
return ret;
return d;
}