string.c   [plain text]


/*
 * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * "Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
 * Reserved.  This file contains Original Code and/or Modifications of
 * Original Code as defined in and that are subject to the Apple Public
 * Source License Version 1.0 (the 'License').  You may not use this file
 * except in compliance with the License.  Please obtain a copy of the
 * License at http://www.apple.com/publicsource and read it before using
 * this file.
 * 
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
 * License for the specific language governing rights and limitations
 * under the License."
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/* 
 * Mach Operating System
 * Copyright (c) 1991,1990 Carnegie Mellon University
 * All Rights Reserved.
 * 
 * Permission to use, copy, modify and distribute this software and its
 * documentation is hereby granted, provided that both the copyright
 * notice and this permission notice appear in all copies of the
 * software, derivative works or modified versions, and any portions
 * thereof, and that both notices appear in supporting documentation.
 * 
 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS 
 * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
 * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
 * 
 * Carnegie Mellon requests users of this software to return to
 * 
 *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
 *  School of Computer Science
 *  Carnegie Mellon University
 *  Pittsburgh PA 15213-3890
 * 
 * any improvements or extensions that they make and grant Carnegie the
 * rights to redistribute these changes.
 */

#include <mach/boolean.h>
#include <ctype.h>
#include "error.h"
#include "alloc.h"
#include "strdefs.h"

string_t
strmake(string)
    char *string;
{
    register string_t saved;

    saved = malloc(strlen(string) + 1);
    if (saved == strNULL)
	fatal("strmake('%s'): %s", string, strerror(errno));
    return strcpy(saved, string);
}

string_t
strconcat(left, right)
    string_t left, right;
{
    register string_t saved;

    saved = malloc(strlen(left) + strlen(right) + 1);
    if (saved == strNULL)
	fatal("strconcat('%s', '%s'): %s",
	      left, right, strerror(errno));
    return strcat(strcpy(saved, left), right);
}

string_t
strphrase(left, right)
    string_t left, right;
{
    string_t saved;
    string_t current;
    size_t llen;

    llen = strlen(left);
    saved = malloc(llen + strlen(right) + 2);
    if (saved == strNULL)
	fatal("strphrase('%s', '%s'): %s",
	      left, right, strerror(errno));
    strcpy(saved, left);
    current = saved + llen;
    *(current++) = ' ';
    strcpy(current, right);
    free(left);
    return(saved);
}

void
strfree(string)
    string_t string;
{
    free(string);
}

char *
strbool(bool)
    boolean_t bool;
{
    if (bool)
	return "TRUE";
    else
	return "FALSE";
}

char *
strstring(string)
    string_t string;
{
    if (string == strNULL)
	return "NULL";
    else
	return string;
}

char *
toupperstr(p)
    char *p;
{
    register char *s = p;
    char c;

    while ((c = *s)) {
        if (islower(c))
	    *s = toupper(c);
        s++;
    }
    return(p);
}