-
/*
* uprf.c -- "unsigned" lexical prefix
*
- * $Id$
+ * This code is Copyright (c) 2002, by the authors of nmh. See the
+ * COPYRIGHT file in the root directory of the nmh distribution for
+ * complete copyright information.
*/
#include <h/mh.h>
int
uprf (char *c1, char *c2)
{
- int c, mask;
+ int c, mask;
- if (!(c1 && c2))
- return 0;
+ if (!(c1 && c2))
+ return 0;
- while ((c = *c2++))
- {
+ while ((c = *c2++)) {
#ifdef LOCALE
- c &= 0xff;
- mask = *c1 & 0xff;
- c = (isalpha(c) && isupper(c)) ? tolower(c) : c;
- mask = (isalpha(mask) && isupper(mask)) ? tolower(mask) : mask;
- if (c != mask)
+ c &= 0xff;
+ mask = *c1 & 0xff;
+ c = (isalpha(c) && isupper(c)) ? tolower(c) : c;
+ mask = (isalpha(mask) && isupper(mask)) ? tolower(mask) : mask;
+ if (c != mask)
#else
- mask = (isalpha(c) && isalpha(*c1)) ? TO_LOWER : NO_MASK;
- if ((c | mask) != (*c1 | mask))
+ mask = (isalpha(c) && isalpha(*c1)) ? TO_LOWER : NO_MASK;
+ if ((c | mask) != (*c1 | mask))
#endif
- return 0;
- else
- c1++;
- }
- return 1;
+ return 0;
+ else
+ c1++;
+ }
+ return 1;
}