predepend.c revision 5c51f1241dbbdf2656d0e10011981411ed0c9673
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 1993 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
/* All Rights Reserved */
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <string.h>
#include <limits.h>
#include <stdlib.h>
#include <unistd.h>
#include <pkglocs.h>
#include <locale.h>
#include <libintl.h>
#include <pkglib.h>
#include "libadm.h"
extern char *pkgname, pkgloc[];
extern int warnflag;
#define ERR_RMLINK "unable to remove options file <%s>"
#define ERR_SYMLINK "unable to create symbloic link from <%s> to <%s>"
#define ERR_PREDEPEND "unable to create predepend file <%s>"
void
predepend(char *oldpkg)
{
FILE *fp;
char path[PATH_MAX];
char spath[PATH_MAX];
struct stat statbuf;
oldpkg = strtok(oldpkg, " \t\n");
if (oldpkg == NULL)
return;
(void) sprintf(path, "%s/predepend", pkgloc);
if ((fp = fopen(path, "w")) == NULL) {
progerr(gettext(ERR_PREDEPEND), path);
warnflag++;
return;
}
(void) fprintf(fp, "%s\n", pkgname);
(void) fclose(fp);
do {
(void) sprintf(spath, "%s/%s.name", get_PKGOLD(), oldpkg);
if (lstat(spath, &statbuf) == 0) {
/* options file already exists */
if (statbuf.st_mode & S_IFLNK) {
/* remove current link */
if (unlink(spath)) {
progerr(gettext(ERR_RMLINK), spath);
warnflag++;
}
}
}
if (symlink(path, spath)) {
progerr(gettext(ERR_SYMLINK), path, spath);
warnflag++;
}
} while (oldpkg = strtok(NULL, " \t\n"));
}