scc

simple c99 compiler
git clone git://git.simple-cc.org/scc
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strncmp.c (226B)

      1 #include <string.h>
      2 
      3 #undef strncmp
      4 
      5 int
      6 strncmp(const char *s1, const char *s2, size_t n)
      7 {
      8 	for ( ; n > 0 && *s1 == *s2; --n)
      9 		++s1, ++s2;
     10 
     11 	if (n == 0)
     12 		return 0;
     13 
     14 	return *(unsigned char *) s1 - *(unsigned char *) s2;
     15 }