void-packages/bin/xbps-bin/main.c

412 lines
11 KiB
C

/*-
* Copyright (c) 2008-2009 Juan Romero Pardines.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdio.h>
#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
#include <strings.h>
#include <errno.h>
#include <limits.h>
#include <libgen.h>
#include <unistd.h>
#include <xbps_api.h>
#include "../xbps-repo/util.h"
static void usage(void);
static void show_missing_deps(prop_dictionary_t, const char *);
static int show_missing_dep_cb(prop_object_t, void *, bool *);
static int show_reqby_pkgs(prop_object_t, void *, bool *);
static int list_pkgs_in_dict(prop_object_t, void *, bool *);
static void
usage(void)
{
printf("Usage: xbps-bin [options] [target] [arguments]\n\n"
" Available targets:\n"
" autoremove, files, install, list, remove, show, update\n"
" Targets with arguments:\n"
" files\t<pkgname>\n"
" install\t<pkgname>\n"
" remove\t<pkgname>\n"
" show\t<pkgname>\n"
" update\t<pkgname>\n"
" Options shared by all targets:\n"
" -r\t\t<rootdir>\n"
" -v\t\t<verbose>\n"
" Options used by the files target:\n"
" -C\t\tTo check the SHA256 hash for any listed file.\n"
" Options used by the (auto)remove target:\n"
" -f\t\tForce removal, even if package is required by other\n"
" \t\tpackages that are currently installed.\n"
"\n"
" Examples:\n"
" $ xbps-bin autoremove\n"
" $ xbps-bin -C files klibc\n"
" $ xbps-bin install klibc\n"
" $ xbps-bin -r /path/to/root install klibc\n"
" $ xbps-bin list\n"
" $ xbps-bin -f remove klibc\n"
" $ xbps-bin show klibc\n"
" $ xbps-bin update klibc\n");
exit(EXIT_FAILURE);
}
static int
list_pkgs_in_dict(prop_object_t obj, void *arg, bool *loop_done)
{
const char *pkgname, *version, *short_desc;
(void)arg;
(void)loop_done;
assert(prop_object_type(obj) == PROP_TYPE_DICTIONARY);
prop_dictionary_get_cstring_nocopy(obj, "pkgname", &pkgname);
prop_dictionary_get_cstring_nocopy(obj, "version", &version);
prop_dictionary_get_cstring_nocopy(obj, "short_desc", &short_desc);
if (pkgname && version && short_desc) {
printf("%s (%s)\t%s\n", pkgname, version, short_desc);
return 0;
}
return EINVAL;
}
static void
show_missing_deps(prop_dictionary_t d, const char *pkgname)
{
printf("Unable to locate some required packages for %s:\n",
pkgname);
(void)xbps_callback_array_iter_in_dict(d, "missing_deps",
show_missing_dep_cb, NULL);
}
static int
show_missing_dep_cb(prop_object_t obj, void *arg, bool *loop_done)
{
const char *pkgname, *version;
(void)arg;
(void)loop_done;
prop_dictionary_get_cstring_nocopy(obj, "pkgname", &pkgname);
prop_dictionary_get_cstring_nocopy(obj, "version", &version);
if (pkgname && version) {
printf("\tmissing binary package for: %s >= %s\n",
pkgname, version);
return 0;
}
return EINVAL;
}
static int
show_reqby_pkgs(prop_object_t obj, void *arg, bool *loop_done)
{
static size_t count;
(void)arg;
(void)loop_done;
if (count == 0)
printf("\n\t");
else if (count == 4) {
printf("\n\t");
count = 0;
}
printf("%s ", prop_string_cstring_nocopy(obj));
count++;
return 0;
}
int
main(int argc, char **argv)
{
prop_dictionary_t dict;
prop_array_t reqby, orphans;
prop_object_t obj;
prop_object_iterator_t iter;
static size_t count;
const char *pkgname, *version;
char *plist;
int c, flags = 0, rv = 0;
bool chkhash = false, forcerm = false, verbose = false;
while ((c = getopt(argc, argv, "Cfr:v")) != -1) {
switch (c) {
case 'C':
chkhash = true;
break;
case 'f':
forcerm = true;
break;
case 'r':
/* To specify the root directory */
xbps_set_rootdir(optarg);
break;
case 'v':
verbose = true;
flags |= XBPS_VERBOSE;
break;
case '?':
default:
usage();
}
}
argc -= optind;
argv += optind;
if (argc < 1)
usage();
if (flags != 0)
xbps_set_flags(flags);
if (strcasecmp(argv[0], "list") == 0) {
/* Lists packages currently registered in database. */
if (argc != 1)
usage();
plist = xbps_append_full_path(true, NULL, XBPS_REGPKGDB);
if (plist == NULL)
exit(EXIT_FAILURE);
dict = prop_dictionary_internalize_from_file(plist);
if (dict == NULL) {
printf("No packages currently registered.\n");
free(plist);
exit(EXIT_SUCCESS);
}
if (!xbps_callback_array_iter_in_dict(dict, "packages",
list_pkgs_in_dict, NULL)) {
prop_object_release(dict);
free(plist);
exit(EXIT_FAILURE);
}
prop_object_release(dict);
free(plist);
} else if (strcasecmp(argv[0], "install") == 0) {
/* Installs a binary package and required deps. */
if (argc != 2)
usage();
rv = xbps_install_binary_pkg(argv[1], false);
if (rv != 0) {
if (rv == EAGAIN) {
printf("Unable to locate %s in "
"repository pool.\n", argv[1]);
} else if (rv == ENOENT) {
dict = xbps_get_pkg_deps_dictionary();
if (dict)
show_missing_deps(dict, argv[1]);
} else if (rv == EEXIST) {
printf("Package '%s' is already up to date.\n",
argv[1]);
exit(EXIT_SUCCESS);
}
exit(EXIT_FAILURE);
}
printf("Package %s installed successfully.\n", argv[1]);
} else if (strcasecmp(argv[0], "update") == 0) {
/* Update an installed package. */
if (argc != 2)
usage();
rv = xbps_install_binary_pkg(argv[1], true);
if (rv != 0) {
if (rv == EEXIST) {
printf("Package %s is already up to date.\n",
argv[1]);
exit(EXIT_SUCCESS);
}
exit(EXIT_FAILURE);
}
printf("Package %s updated successfully.\n", argv[1]);
} else if (strcasecmp(argv[0], "remove") == 0) {
/* Removes a binary package. */
if (argc != 2)
usage();
/*
* First check if package is required by other packages.
*/
dict = xbps_find_pkg_installed_from_plist(argv[1]);
if (dict == NULL) {
printf("Package %s is not installed.\n", argv[1]);
exit(EXIT_FAILURE);
}
prop_dictionary_get_cstring_nocopy(dict, "version", &version);
reqby = prop_dictionary_get(dict, "requiredby");
if (reqby != NULL && prop_array_count(reqby) > 0) {
printf("WARNING! %s-%s is required by the following "
"packages:\n", argv[1], version);
(void)xbps_callback_array_iter_in_dict(dict,
"requiredby", show_reqby_pkgs, NULL);
if (!forcerm) {
prop_object_release(dict);
printf("\n\nIf you are sure about this, use "
"-f to force deletion for this package.\n");
exit(EXIT_FAILURE);
} else
printf("\n\nForcing %s-%s for deletion!\n",
argv[1], version);
}
printf("Removing package %s-%s ... ", argv[1], version);
if (verbose)
printf("\n");
(void)fflush(stdout);
rv = xbps_remove_binary_pkg(argv[1], false);
if (rv != 0) {
if (!verbose)
printf("failed! (%s)\n", strerror(rv));
else
printf("Unable to remove %s-%s (%s).\n",
argv[1], version, strerror(errno));
prop_object_release(dict);
exit(EXIT_FAILURE);
}
if (!verbose)
printf("done.\n");
else
printf("Package %s-%s removed successfully.\n",
argv[1], version);
prop_object_release(dict);
} else if (strcasecmp(argv[0], "show") == 0) {
/* Shows info about an installed binary package. */
if (argc != 2)
usage();
rv = show_pkg_info_from_metadir(argv[1]);
if (rv != 0) {
printf("Package %s not installed.\n", argv[1]);
exit(EXIT_FAILURE);
}
} else if (strcasecmp(argv[0], "files") == 0) {
/* Shows files installed by a binary package. */
if (argc != 2)
usage();
rv = show_pkg_files_from_metadir(argv[1], chkhash);
if (rv != 0) {
printf("Package %s not installed.\n", argv[1]);
exit(EXIT_FAILURE);
}
} else if (strcasecmp(argv[0], "autoremove") == 0) {
/*
* Removes orphan pkgs. These packages were installed
* as dependency and any installed package does not depend
* on it currently.
*/
if (argc != 1)
usage();
orphans = xbps_find_orphan_packages();
if (orphans == NULL)
exit(EXIT_FAILURE);
if (orphans != NULL && prop_array_count(orphans) == 0) {
printf("There are not orphaned packages currently.\n");
exit(EXIT_SUCCESS);
}
iter = prop_array_iterator(orphans);
if (iter == NULL)
exit(EXIT_FAILURE);
printf("The following packages were installed automatically\n"
"(as dependencies) and aren't needed anymore:\n");
while ((obj = prop_object_iterator_next(iter)) != NULL) {
prop_dictionary_get_cstring_nocopy(obj, "pkgname",
&pkgname);
prop_dictionary_get_cstring_nocopy(obj, "version",
&version);
if (count == 0)
printf("\n\t");
else if (count == 4) {
printf("\n\t");
count = 0;
}
printf("%s-%s ", pkgname, version);
count++;
}
printf("\n\n");
if (!forcerm) {
printf("If you are really sure you don't need them, "
"use -f to confirm.\n");
goto out;
}
prop_object_iterator_reset(iter);
while ((obj = prop_object_iterator_next(iter)) != NULL) {
prop_dictionary_get_cstring_nocopy(obj, "pkgname",
&pkgname);
prop_dictionary_get_cstring_nocopy(obj, "version",
&version);
printf("Removing package %s-%s ... ",
pkgname, version);
if (verbose)
printf("\n");
(void)fflush(stdout);
rv = xbps_remove_binary_pkg(pkgname, false);
if (rv != 0) {
if (!verbose)
printf("failed! (%s)\n", strerror(rv));
prop_object_iterator_release(iter);
prop_object_release(orphans);
exit(EXIT_FAILURE);
}
if (!verbose)
printf("done.\n");
}
out:
prop_object_iterator_release(iter);
prop_object_release(orphans);
} else {
usage();
}
exit(EXIT_SUCCESS);
}