libroot_debug: Merge guarded heap into libroot_debug.

[haiku.git] / src / system / libroot / posix / string / strupr.c

/*
 * Copyright 2008, Mika Lindqvist. All rights reserved.
 * Distributed under the terms of the MIT License.
 */

#include <ctype.h>
#include <string.h>

char *
strupr(char *str)
{
    char *c = str;
    while (*c) {
        *c = toupper(*c);
        c++;
    }

    return str;
}