freebsd-dev/contrib/binutils/libiberty/strncmp.c
David E. O'Brien c9edceadd8 Import of GNU Binutils version 2.11.0.
Believe it or not, this is heavily stripped down.
2001-05-28 05:21:37 +00:00

29 lines
494 B
C

/* strncmp -- compare two strings, stop after n bytes.
This function is in the public domain. */
#include <ansidecl.h>
#ifdef __STDC__
#include <stddef.h>
#else
#define size_t unsigned long
#endif
int
strncmp(s1, s2, n)
const char *s1, *s2;
register size_t n;
{
register unsigned char u1, u2;
while (n-- > 0)
{
u1 = (unsigned char) *s1++;
u2 = (unsigned char) *s2++;
if (u1 != u2)
return u1 - u2;
if (u1 == '\0')
return 0;
}
return 0;
}