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- /*
- * toupper.c --
- *
- * Contains the C library procedure "toupper".
- *
- * Copyright 1988 Regents of the University of California
- * Permission to use, copy, modify, and distribute this
- * software and its documentation for any purpose and without
- * fee is hereby granted, provided that the above copyright
- * notice appear in all copies. The University of California
- * makes no representations about the suitability of this
- * software for any purpose. It is provided "as is" without
- * express or implied warranty.
- */
-
- #ifndef lint
- static char rcsid[] = "$Header: toupper.c,v 1.2 88/09/14 17:18:20 douglis Exp $ SPRITE (Berkeley)";
- #endif not lint
-
- #include "ctype.h"
-
- /*
- *----------------------------------------------------------------------
- *
- * toupper --
- *
- * Return the upper-case equivalent of a character.
- *
- * Results:
- * If c is an lower-case character, then its upper-case equivalent
- * is returned. Otherwise c is returned.
- *
- * Side effects:
- * None.
- *
- *----------------------------------------------------------------------
- */
-
- int
- toupper(c)
- int c; /* Character value to convert. Must be an
- * ASCII value or EOF. */
- {
- if islower(c) {
- return c + 'A' - 'a';
- }
- return c;
- }
-