868 lines
22 KiB
C
868 lines
22 KiB
C
/* $NetBSD: perform.c,v 1.50 2003/10/21 02:48:07 fvdl Exp $ */
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#include <sys/cdefs.h>
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#ifndef lint
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#if 0
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static const char *rcsid = "from FreeBSD Id: perform.c,v 1.15 1997/10/13 15:03:52 jkh Exp";
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#else
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__RCSID("$NetBSD: perform.c,v 1.50 2003/10/21 02:48:07 fvdl Exp $");
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#endif
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#endif
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/*
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* FreeBSD install - a package for the installation and maintainance
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* of non-core utilities.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* Jordan K. Hubbard
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* 18 July 1993
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*
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* This is the main body of the delete module.
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*
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*/
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/*
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* Copyright (c) 1999 Christian E. Hopps
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Added the require find and require delete code
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*/
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#include <err.h>
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#include <fcntl.h>
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#include "lib.h"
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#include "delete.h"
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/* In which direction to search in require_find() */
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typedef enum {
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FIND_UP, FIND_DOWN
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} rec_find_t;
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static int require_find_recursive_up(lpkg_t *);
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static int require_find_recursive_down(lpkg_t *, package_t *);
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static int require_find(char *, rec_find_t);
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static int require_delete(char *, int);
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static void require_print(void);
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static int undepend(const char *, void *);
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static char LogDir[FILENAME_MAX];
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static char linebuf[FILENAME_MAX];
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static char pkgdir[FILENAME_MAX];
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static package_t Plist;
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static lpkg_head_t lpfindq;
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static lpkg_head_t lpdelq;
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static void
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sanity_check(char *pkg)
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{
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if (!fexists(CONTENTS_FNAME)) {
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cleanup(0);
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errx(2, "installed package %s has no %s file!",
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pkg, CONTENTS_FNAME);
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}
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}
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void
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cleanup(int sig)
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{
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/* Nothing to do */
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if (sig) /* in case this is ever used as a signal handler */
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exit(1);
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}
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/*
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* deppkgname is the pkg from which's +REQUIRED_BY file we are
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* about to remove pkg2delname. This function is called from
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* findmatchingname(), deppkgname is expanded from a (possible) pattern.
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*/
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static int
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undepend(const char *deppkgname, void *vp)
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{
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char *pkg2delname = vp;
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char fname[FILENAME_MAX], ftmp[FILENAME_MAX];
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char fbuf[FILENAME_MAX];
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FILE *fp, *fpwr;
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int s;
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(void) snprintf(fname, sizeof(fname), "%s/%s/%s",
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_pkgdb_getPKGDB_DIR(), deppkgname, REQUIRED_BY_FNAME);
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fp = fopen(fname, "r");
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if (fp == NULL) {
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warnx("couldn't open dependency file `%s'", fname);
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return 0;
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}
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(void) snprintf(ftmp, sizeof(ftmp), "%s.XXXXXX", fname);
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s = mkstemp(ftmp);
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if (s == -1) {
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fclose(fp);
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warnx("couldn't open temp file `%s'", ftmp);
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return 0;
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}
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fpwr = fdopen(s, "w");
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if (fpwr == NULL) {
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close(s);
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fclose(fp);
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warnx("couldn't fdopen temp file `%s'", ftmp);
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remove(ftmp);
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return 0;
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}
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while (fgets(fbuf, sizeof(fbuf), fp) != NULL) {
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if (fbuf[strlen(fbuf) - 1] == '\n')
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fbuf[strlen(fbuf) - 1] = '\0';
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if (strcmp(fbuf, pkg2delname)) /* no match */
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fputs(fbuf, fpwr), putc('\n', fpwr);
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}
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(void) fclose(fp);
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if (fchmod(s, 0644) == FAIL) {
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warnx("error changing permission of temp file `%s'", ftmp);
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fclose(fpwr);
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remove(ftmp);
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return 0;
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}
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if (fclose(fpwr) == EOF) {
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warnx("error closing temp file `%s'", ftmp);
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remove(ftmp);
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return 0;
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}
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if (rename(ftmp, fname) == -1)
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warnx("error renaming `%s' to `%s'", ftmp, fname);
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remove(ftmp); /* just in case */
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return 0;
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}
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/*
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* Remove the current view's package dbdir from the +VIEWS file of the
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* depoted package named by pkgname.
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*/
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static int
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unview(const char *pkgname)
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{
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char fname[FILENAME_MAX], ftmp[FILENAME_MAX];
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char fbuf[FILENAME_MAX];
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char dbdir[FILENAME_MAX];
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FILE *fp, *fpwr;
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int s;
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int cc;
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(void) snprintf(dbdir, sizeof(dbdir), "%s", _pkgdb_getPKGDB_DIR());
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/* Get the depot directory. */
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(void) snprintf(fname, sizeof(fname), "%s/%s/%s",
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dbdir, pkgname, DEPOT_FNAME);
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if ((fp = fopen(fname, "r")) == NULL) {
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warnx("unable to open `%s' file", fname);
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return -1;
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}
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if (fgets(fbuf, sizeof(fbuf), fp) == NULL) {
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(void) fclose(fp);
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warnx("empty depot file `%s'", fname);
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return -1;
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}
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if (fbuf[cc = strlen(fbuf) - 1] == '\n') {
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fbuf[cc] = 0;
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}
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fclose(fp);
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/*
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* Copy the contents of the +VIEWS file into a temp file, but
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* skip copying the name of the current view's package dbdir.
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*/
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(void) snprintf(fname, sizeof(fname), "%s/%s", fbuf, VIEWS_FNAME);
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if ((fp = fopen(fname, "r")) == NULL) {
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warnx("unable to open `%s' file", fname);
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return -1;
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}
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(void) snprintf(ftmp, sizeof(ftmp), "%s.XXXXXX", fname);
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if ((s = mkstemp(ftmp)) == -1) {
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(void) fclose(fp);
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warnx("unable to open `%s' temp file", ftmp);
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return -1;
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}
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if ((fpwr = fdopen(s, "w")) == NULL) {
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(void) close(s);
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(void) remove(ftmp);
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(void) fclose(fp);
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warnx("unable to fdopen `%s' temp file", ftmp);
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return -1;
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}
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while (fgets(fbuf, sizeof(fbuf), fp) != NULL) {
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if (fbuf[cc = strlen(fbuf) - 1] == '\n') {
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fbuf[cc] = 0;
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}
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if (strcmp(fbuf, dbdir) != 0) {
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(void) fputs(fbuf, fpwr);
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(void) putc('\n', fpwr);
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}
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}
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(void) fclose(fp);
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if (fchmod(s, 0644) == FAIL) {
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(void) fclose(fpwr);
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(void) remove(ftmp);
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warnx("unable to change permissions of `%s' temp file", ftmp);
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return -1;
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}
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if (fclose(fpwr) == EOF) {
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(void) remove(ftmp);
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warnx("unable to close `%s' temp file", ftmp);
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return -1;
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}
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/* Rename the temp file to the +VIEWS file */
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if (rename(ftmp, fname) == -1) {
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(void) remove(ftmp);
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warnx("unable to rename `%s' to `%s'", ftmp, fname);
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return -1;
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}
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return 0;
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}
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/*
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* Delete from directory 'home' all packages on lpkg_list.
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* If tryall is set, ignore errors from pkg_delete(1).
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*/
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int
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require_delete(char *home, int tryall)
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{
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lpkg_t *lpp;
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int rv, fail;
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int oldcwd;
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/* save cwd */
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oldcwd = open(".", O_RDONLY, 0);
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if (oldcwd == -1)
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err(EXIT_FAILURE, "cannot open \".\"");
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(void) snprintf(pkgdir, sizeof(pkgdir), "%s", _pkgdb_getPKGDB_DIR());
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/* walk list of things to delete */
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fail = 0;
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lpp = TAILQ_FIRST(&lpdelq);
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for (; lpp; lpp = TAILQ_NEXT(lpp, lp_link)) {
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int rm_installed; /* delete expanded pkg, not @pkgdep value */
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char installed[FILENAME_MAX];
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/* go to the db dir */
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if (chdir(pkgdir) == FAIL) {
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warnx("unable to change directory to %s, deinstall failed (1)",
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pkgdir);
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fail = 1;
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break;
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}
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/* look to see if package was already deleted */
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rm_installed = 0;
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if (ispkgpattern(lpp->lp_name)) {
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if (findmatchingname(".", lpp->lp_name, note_whats_installed, installed) != 1) {
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warnx("%s appears to have been deleted", lpp->lp_name);
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continue;
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}
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rm_installed = 1;
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} else {
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if (!fexists(lpp->lp_name)) {
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warnx("%s appears to have been deleted", lpp->lp_name);
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continue;
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}
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}
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/* return home for execution of command */
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if (chdir(home) == FAIL) {
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warnx("unable to change directory to %s, deinstall failed (2)", home);
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fail = 1;
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break;
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}
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if (Verbose)
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printf("deinstalling %s\n", rm_installed?installed:lpp->lp_name);
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/* delete the package */
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if (Fake)
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rv = 0;
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else
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rv = fexec_skipempty(ProgramPath, "-K",
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_pkgdb_getPKGDB_DIR(),
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Prefix ? "-p" : "", Prefix ? Prefix : "",
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Verbose ? "-v" : "",
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(Force > 1) ? "-f -f" : (Force == 1) ? "-f" : "",
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NoDeInstall ? "-D" : "",
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CleanDirs ? "-d" : "",
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Fake ? "-n" : "",
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rm_installed ? installed : lpp->lp_name, NULL);
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/* check for delete failure */
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if (rv && !tryall) {
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fail = 1;
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warnx("had problem removing %s%s", rm_installed?installed:lpp->lp_name,
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Force ? ", continuing" : "");
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if (!Force)
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break;
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}
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}
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/* cleanup list */
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while ((lpp = TAILQ_FIRST(&lpdelq))) {
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TAILQ_REMOVE(&lpdelq, lpp, lp_link);
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free_lpkg(lpp);
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}
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/* return to the log dir */
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if (fchdir(oldcwd) == FAIL) {
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warnx("unable to change to previous directory, deinstall failed");
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fail = 1;
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}
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close(oldcwd);
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return (fail);
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}
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/*
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* Recursively find all packages "up" the tree (follow +REQUIRED_BY).
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* Return 1 on errors
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*/
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int
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require_find_recursive_up(lpkg_t *thislpp)
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{
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lpkg_head_t reqq;
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lpkg_t *lpp = NULL;
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FILE *cfile;
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char *nl;
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/* see if we are on the find queue -- circular dependency */
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if ((lpp = find_on_queue(&lpfindq, thislpp->lp_name))) {
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warnx("circular dependency found for pkg %s", lpp->lp_name);
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return (1);
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}
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TAILQ_INIT(&reqq);
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(void) snprintf(pkgdir, sizeof(pkgdir), "%s/%s",
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_pkgdb_getPKGDB_DIR(), thislpp->lp_name);
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/* change to package's dir */
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if (chdir(pkgdir) == FAIL) {
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warnx("unable to change directory to %s! deinstall failed", pkgdir);
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return (1);
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}
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/* terminate recursion if no required by's */
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if (isemptyfile(REQUIRED_BY_FNAME))
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return (0);
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/* get packages that directly require us */
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cfile = fopen(REQUIRED_BY_FNAME, "r");
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if (!cfile) {
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warnx("cannot open requirements file `%s'", REQUIRED_BY_FNAME);
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return (1);
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}
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while (fgets(linebuf, sizeof(linebuf), cfile)) {
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if ((nl = strrchr(linebuf, '\n')))
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*nl = 0;
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lpp = alloc_lpkg(linebuf);
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TAILQ_INSERT_TAIL(&reqq, lpp, lp_link);
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}
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fclose(cfile);
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/* put ourselves on the top of the find queue */
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TAILQ_INSERT_HEAD(&lpfindq, thislpp, lp_link);
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while ((lpp = TAILQ_FIRST(&reqq))) {
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/* remove a direct req from our queue */
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TAILQ_REMOVE(&reqq, lpp, lp_link);
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|
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/* find direct required requires */
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if (require_find_recursive_up(lpp))
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goto fail;
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|
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/* all requires taken care of, add to tail of delete queue
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* if not already there */
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if (find_on_queue(&lpdelq, lpp->lp_name))
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free_lpkg(lpp);
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else
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TAILQ_INSERT_TAIL(&lpdelq, lpp, lp_link);
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}
|
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|
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/* take ourselves off the find queue */
|
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TAILQ_REMOVE(&lpfindq, thislpp, lp_link);
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|
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return (0);
|
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|
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fail:
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while ((lpp = TAILQ_FIRST(&reqq))) {
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TAILQ_REMOVE(&reqq, lpp, lp_link);
|
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free_lpkg(lpp);
|
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}
|
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return (1);
|
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}
|
|
|
|
/*
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* Recursively find all packages "down" the tree (follow @pkgdep).
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* Return 1 on errors
|
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*/
|
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int
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require_find_recursive_down(lpkg_t *thislpp, package_t *plist)
|
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{
|
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plist_t *p;
|
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lpkg_t *lpp, *lpp2;
|
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lpkg_head_t reqq;
|
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int rc, fail = 0;
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|
|
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/* see if we are on the find queue -- circular dependency */
|
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if ((lpp = find_on_queue(&lpfindq, thislpp->lp_name))) {
|
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warnx("circular dependency found for pkg %s", lpp->lp_name);
|
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return (1);
|
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}
|
|
|
|
TAILQ_INIT(&reqq);
|
|
|
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/* width-first scan */
|
|
/* first enqueue all @pkgdep's to lpdelq, then (further below)
|
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* go in recursively */
|
|
for (p = plist->head; p; p = p->next) {
|
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switch (p->type) {
|
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case PLIST_PKGDEP:
|
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lpp = alloc_lpkg(p->name);
|
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TAILQ_INSERT_TAIL(&reqq, lpp, lp_link);
|
|
|
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lpp2 = find_on_queue(&lpdelq, p->name);
|
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if (lpp2) {
|
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TAILQ_REMOVE(&lpdelq, lpp2, lp_link);
|
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free_lpkg(lpp2);
|
|
}
|
|
lpp = alloc_lpkg(p->name);
|
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TAILQ_INSERT_TAIL(&lpdelq, lpp, lp_link);
|
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|
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break;
|
|
default:
|
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break;
|
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}
|
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}
|
|
|
|
while ((lpp = TAILQ_FIRST(&reqq))) {
|
|
FILE *cfile;
|
|
package_t rPlist;
|
|
|
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/* remove a direct req from our queue */
|
|
TAILQ_REMOVE(&reqq, lpp, lp_link);
|
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|
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/* Reset some state */
|
|
rPlist.head = NULL;
|
|
rPlist.tail = NULL;
|
|
|
|
/* prepare for recursion */
|
|
chdir(_pkgdb_getPKGDB_DIR());
|
|
if (ispkgpattern(lpp->lp_name)) {
|
|
char installed[FILENAME_MAX];
|
|
if (findmatchingname(".", lpp->lp_name, note_whats_installed, installed) != 1) {
|
|
warnx("cannot remove dependency for pkg-pattern %s", lpp->lp_name);
|
|
fail = 1;
|
|
goto fail;
|
|
}
|
|
if (chdir(installed) == -1) {
|
|
warnx("can't chdir to %s", installed);
|
|
fail = 1;
|
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goto fail;
|
|
}
|
|
sanity_check(installed);
|
|
} else {
|
|
if (chdir(lpp->lp_name) == -1) {
|
|
warnx("cannot remove dependency from %s", lpp->lp_name);
|
|
fail = 1;
|
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goto fail;
|
|
}
|
|
sanity_check(lpp->lp_name);
|
|
}
|
|
|
|
cfile = fopen(CONTENTS_FNAME, "r");
|
|
if (!cfile) {
|
|
warn("unable to open '%s' file", CONTENTS_FNAME);
|
|
fail = 1;
|
|
goto fail;
|
|
}
|
|
/* If we have a prefix, add it now */
|
|
if (Prefix)
|
|
add_plist(&rPlist, PLIST_CWD, Prefix);
|
|
read_plist(&rPlist, cfile);
|
|
fclose(cfile);
|
|
p = find_plist(&rPlist, PLIST_CWD);
|
|
if (!p) {
|
|
warnx("package '%s' doesn't have a prefix", lpp->lp_name);
|
|
free_plist(&rPlist);
|
|
fail = 1;
|
|
goto fail;
|
|
}
|
|
|
|
/* put ourselves on the top of the find queue */
|
|
TAILQ_INSERT_HEAD(&lpfindq, thislpp, lp_link);
|
|
|
|
rc = require_find_recursive_down(lpp, &rPlist);
|
|
free_plist(&rPlist);
|
|
if (rc) {
|
|
fail = 1;
|
|
goto fail;
|
|
}
|
|
|
|
/* take ourselves off the find queue */
|
|
TAILQ_REMOVE(&lpfindq, thislpp, lp_link);
|
|
free_lpkg(lpp);
|
|
}
|
|
|
|
fail:
|
|
/* Clean out reqq */
|
|
while ((lpp = TAILQ_FIRST(&reqq))) {
|
|
TAILQ_REMOVE(&reqq, lpp, lp_link);
|
|
free_lpkg(lpp);
|
|
}
|
|
|
|
return fail;
|
|
}
|
|
|
|
/*
|
|
* Start recursion in the one or other direction.
|
|
*/
|
|
int
|
|
require_find(char *pkg, rec_find_t updown)
|
|
{
|
|
lpkg_t *lpp;
|
|
int rv = 0;
|
|
|
|
TAILQ_INIT(&lpfindq);
|
|
TAILQ_INIT(&lpdelq);
|
|
|
|
lpp = alloc_lpkg(pkg);
|
|
switch (updown) {
|
|
case FIND_UP:
|
|
rv = require_find_recursive_up(lpp);
|
|
break;
|
|
case FIND_DOWN:
|
|
rv = require_find_recursive_down(lpp, &Plist);
|
|
break;
|
|
}
|
|
free_lpkg(lpp);
|
|
|
|
return (rv);
|
|
}
|
|
|
|
void
|
|
require_print(void)
|
|
{
|
|
lpkg_t *lpp;
|
|
|
|
/* print all but last -- deleting if requested */
|
|
while ((lpp = TAILQ_FIRST(&lpdelq))) {
|
|
TAILQ_REMOVE(&lpdelq, lpp, lp_link);
|
|
fprintf(stderr, "\t%s\n", lpp->lp_name);
|
|
free_lpkg(lpp);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* This is seriously ugly code following. Written very fast!
|
|
*/
|
|
static int
|
|
pkg_do(char *pkg)
|
|
{
|
|
plist_t *p;
|
|
FILE *cfile;
|
|
FILE *fp;
|
|
char home[FILENAME_MAX];
|
|
char view[FILENAME_MAX];
|
|
int cc;
|
|
Boolean is_depoted_pkg = FALSE;
|
|
|
|
/* Reset some state */
|
|
if (Plist.head)
|
|
free_plist(&Plist);
|
|
|
|
(void) snprintf(LogDir, sizeof(LogDir), "%s/%s",
|
|
_pkgdb_getPKGDB_DIR(), pkg);
|
|
if (!fexists(LogDir) || !(isdir(LogDir) || islinktodir(LogDir))) {
|
|
/* Check if the given package name matches something
|
|
* with 'pkg-[0-9]*' */
|
|
char try[FILENAME_MAX];
|
|
lpkg_head_t trypkgs;
|
|
lpkg_t *lpp;
|
|
int qlen = 0;
|
|
|
|
TAILQ_INIT(&trypkgs);
|
|
snprintf(try, FILENAME_MAX, "%s-[0-9]*", pkg);
|
|
if (findmatchingname(_pkgdb_getPKGDB_DIR(), try,
|
|
add_to_list_fn, &trypkgs) == 0) {
|
|
warnx("package '%s' not installed", pkg);
|
|
return 1;
|
|
}
|
|
|
|
TAILQ_FOREACH(lpp, &trypkgs, lp_link)
|
|
qlen++;
|
|
|
|
if (qlen > 1) {
|
|
warnx("'%s' matches more than one package:", pkg);
|
|
while ((lpp = TAILQ_FIRST(&trypkgs))) {
|
|
TAILQ_REMOVE(&trypkgs, lpp, lp_link);
|
|
fprintf(stderr, "\t%s\n", lpp->lp_name);
|
|
free_lpkg(lpp);
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
/*
|
|
* Append the package names we've discovered to the
|
|
* pkgs list after this one, and return 0 so that we
|
|
* continue processing the pkgs list.
|
|
*/
|
|
TAILQ_FOREACH(lpp, &trypkgs, lp_link)
|
|
TAILQ_INSERT_TAIL(&pkgs, lpp, lp_link);
|
|
|
|
return 0;
|
|
}
|
|
if (!getcwd(home, FILENAME_MAX)) {
|
|
cleanup(0);
|
|
errx(2, "unable to get current working directory!");
|
|
}
|
|
if (chdir(LogDir) == FAIL) {
|
|
warnx("unable to change directory to %s! deinstall failed", LogDir);
|
|
return 1;
|
|
}
|
|
if (!fexists(CONTENTS_FNAME)) {
|
|
warnx("package '%s' is not installed, %s missing", pkg, CONTENTS_FNAME);
|
|
if (!Force)
|
|
return 1;
|
|
}
|
|
if (fexists(PRESERVE_FNAME)) {
|
|
printf("Package `%s' is marked as not for deletion\n", pkg);
|
|
if (Force <= 1) {
|
|
return 1;
|
|
}
|
|
}
|
|
if (!isemptyfile(REQUIRED_BY_FNAME)) {
|
|
/* This package is required by others. Either nuke
|
|
* them (-r), or stop. */
|
|
if (!Recurse_up)
|
|
warnx("package `%s' is required by other packages:", pkg);
|
|
else if (Verbose)
|
|
printf("Building list of packages that require `%s'"
|
|
" to deinstall\n", pkg);
|
|
if (require_find(pkg, FIND_UP)) {
|
|
if (!Force || Recurse_up)
|
|
return (1);
|
|
}
|
|
chdir(LogDir); /* CWD was changed by require_find() */
|
|
if (!Recurse_up) {
|
|
require_print();
|
|
if (!Force)
|
|
return 1;
|
|
} else
|
|
require_delete(home, 0);
|
|
}
|
|
if (!isemptyfile(VIEWS_FNAME)) {
|
|
/* This package has instances in other views */
|
|
/* Delete them from the views */
|
|
if ((fp = fopen(VIEWS_FNAME, "r")) == NULL) {
|
|
warnx("unable to open '%s' file", VIEWS_FNAME);
|
|
return 1;
|
|
}
|
|
while (fgets(view, sizeof(view), fp) != NULL) {
|
|
if (view[cc = strlen(view) - 1] == '\n') {
|
|
view[cc] = 0;
|
|
}
|
|
if (Verbose) {
|
|
printf("Deleting package %s instance from `%s' view\n", pkg, view);
|
|
}
|
|
if (fexec_skipempty(ProgramPath, "-K", view,
|
|
(Force > 1) ? "-f -f " : (Force == 1) ? "-f " : "",
|
|
pkg, NULL) != 0) {
|
|
warnx("unable to delete package %s from view %s", pkg, view);
|
|
(void) fclose(fp);
|
|
return 1;
|
|
}
|
|
}
|
|
(void) fclose(fp);
|
|
}
|
|
sanity_check(LogDir);
|
|
cfile = fopen(CONTENTS_FNAME, "r");
|
|
if (!cfile) {
|
|
warnx("unable to open '%s' file", CONTENTS_FNAME);
|
|
return 1;
|
|
}
|
|
/* If we have a prefix, add it now */
|
|
if (Prefix)
|
|
add_plist(&Plist, PLIST_CWD, Prefix);
|
|
read_plist(&Plist, cfile);
|
|
fclose(cfile);
|
|
p = find_plist(&Plist, PLIST_CWD);
|
|
if (!p) {
|
|
warnx("package '%s' doesn't have a prefix", pkg);
|
|
return 1;
|
|
}
|
|
setenv(PKG_PREFIX_VNAME, p->name, 1);
|
|
if (fexists(REQUIRE_FNAME)) {
|
|
if (Verbose)
|
|
printf("Executing 'require' script.\n");
|
|
(void) fexec(CHMOD_CMD, "+x", REQUIRE_FNAME, NULL); /* be sure */
|
|
if (fexec("./" REQUIRE_FNAME, pkg, "DEINSTALL", NULL)) {
|
|
warnx("package %s fails requirements %s", pkg,
|
|
Force ? "" : "- not deleted");
|
|
if (!Force)
|
|
return 1;
|
|
}
|
|
}
|
|
/*
|
|
* Ensure that we don't do VIEW-DEINSTALL action for old packages
|
|
* or for the package in its depot directory.
|
|
*/
|
|
if (!NoDeInstall && fexists(DEINSTALL_FNAME) && fexists(DEPOT_FNAME)) {
|
|
if (Fake) {
|
|
printf("Would execute view de-install script at this point (arg: VIEW-DEINSTALL).\n");
|
|
} else {
|
|
(void) fexec(CHMOD_CMD, "+x", DEINSTALL_FNAME, NULL); /* make sure */
|
|
if (fexec("./" DEINSTALL_FNAME, pkg, "VIEW-DEINSTALL", NULL)) {
|
|
warnx("view deinstall script returned error status");
|
|
if (!Force) {
|
|
return 1;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (!NoDeInstall && fexists(DEINSTALL_FNAME) && !fexists(DEPOT_FNAME)) {
|
|
if (Fake)
|
|
printf("Would execute de-install script at this point (arg: DEINSTALL).\n");
|
|
else {
|
|
(void) fexec(CHMOD_CMD, "+x", DEINSTALL_FNAME, NULL); /* make sure */
|
|
if (fexec("./" DEINSTALL_FNAME, pkg, "DEINSTALL", NULL)) {
|
|
warnx("deinstall script returned error status");
|
|
if (!Force)
|
|
return 1;
|
|
}
|
|
}
|
|
}
|
|
if (!Fake) {
|
|
/* Some packages aren't packed right, so we need to just ignore delete_package()'s status. Ugh! :-( */
|
|
if (delete_package(FALSE, CleanDirs, &Plist) == FAIL)
|
|
warnx(
|
|
"couldn't entirely delete package `%s'\n"
|
|
"(perhaps the packing list is incorrectly specified?)", pkg);
|
|
}
|
|
if (!isemptyfile(DEPOT_FNAME)) {
|
|
if (Verbose)
|
|
printf("Attempting to remove the %s registration on package `%s'\n", VIEWS_FNAME, pkg);
|
|
if (!Fake)
|
|
(void) unview(pkg);
|
|
}
|
|
/*
|
|
* If this isn't a package in a view, then remove this package
|
|
* from the +REQUIRED_BY list of the packages this depends on.
|
|
*/
|
|
if (!fexists(DEPOT_FNAME)) {
|
|
for (p = Plist.head; p; p = p->next) {
|
|
if (p->type != PLIST_PKGDEP)
|
|
continue;
|
|
if (Verbose)
|
|
printf("Attempting to remove dependency on package `%s'\n", p->name);
|
|
if (!Fake)
|
|
findmatchingname(_pkgdb_getPKGDB_DIR(),
|
|
p->name, undepend, pkg);
|
|
}
|
|
}
|
|
if (Recurse_down) {
|
|
/* Also remove the packages further down, now that there's
|
|
* (most likely) nothing left which requires them. */
|
|
if (Verbose)
|
|
printf("Building list of packages that `%s' required\n", pkg);
|
|
if (require_find(pkg, FIND_DOWN))
|
|
return (1);
|
|
|
|
require_delete(home, 1);
|
|
}
|
|
if (!NoDeInstall && fexists(DEINSTALL_FNAME) && !fexists(DEPOT_FNAME)) {
|
|
if (Fake)
|
|
printf("Would execute post-de-install script at this point (arg: POST-DEINSTALL).\n");
|
|
else {
|
|
(void) fexec(CHMOD_CMD, "+x", DEINSTALL_FNAME, NULL); /* make sure */
|
|
if (fexec("./" DEINSTALL_FNAME, pkg, "POST-DEINSTALL", NULL)) {
|
|
warnx("post-deinstall script returned error status");
|
|
if (!Force)
|
|
return 1;
|
|
}
|
|
}
|
|
}
|
|
if (fexists(VIEWS_FNAME))
|
|
is_depoted_pkg = TRUE;
|
|
|
|
/* Change out of LogDir before we remove it.
|
|
* Do not fail here, as the package is not yet completely deleted! */
|
|
if (chdir(home) == FAIL)
|
|
warnx("Oops - removed current working directory. Oh, well.");
|
|
if (!Fake) {
|
|
/* Finally nuke the +-files and the pkgdb-dir (/var/db/pkg/foo) */
|
|
if (is_depoted_pkg) {
|
|
(void) remove_files(LogDir, "+*");
|
|
if (isemptydir(LogDir))
|
|
(void) fexec(RMDIR_CMD, LogDir, NULL);
|
|
else
|
|
warnx("%s is not empty", LogDir);
|
|
return 0;
|
|
} else {
|
|
if (fexec(REMOVE_CMD, "-r", LogDir, NULL)) {
|
|
warnx("couldn't remove log entry in %s, deinstall failed", LogDir);
|
|
if (!Force)
|
|
return 1;
|
|
}
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
pkg_perform(lpkg_head_t *pkghead)
|
|
{
|
|
int err_cnt = 0;
|
|
int oldcwd;
|
|
lpkg_t *lpp;
|
|
|
|
/* save cwd */
|
|
oldcwd = open(".", O_RDONLY, 0);
|
|
if (oldcwd == -1)
|
|
err(EXIT_FAILURE, "cannot open \".\"");
|
|
|
|
while ((lpp = TAILQ_FIRST(pkghead))) {
|
|
err_cnt += pkg_do(lpp->lp_name);
|
|
TAILQ_REMOVE(pkghead, lpp, lp_link);
|
|
free_lpkg(lpp);
|
|
if (fchdir(oldcwd) == FAIL)
|
|
err(EXIT_FAILURE, "unable to change to previous directory");
|
|
}
|
|
close(oldcwd);
|
|
return err_cnt;
|
|
}
|