Subversion Repositories planix.SVN

#include <string.h>

typedef unsigned char uchar;


int
strcasecmp(char *s1, char *s2)
{
        int c1, c2;

        while(*s1){
                c1 = *(uchar*)s1++;
                c2 = *(uchar*)s2++;

                if(c1 == c2)
                        continue;

                if(c1 >= 'A' && c1 <= 'Z')
                        c1 -= 'A' - 'a';

                if(c2 >= 'A' && c2 <= 'Z')
                        c2 -= 'A' - 'a';

                if(c1 != c2)
                        return c1 - c2;
        }
        return -*s2;
}