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/* args.c - parse command-line args
Carl D. Worth
Copyright 2001 University of Southern California
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
*/
#include <getopt.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "opkg.h"
#include "config.h"
#include "args.h"
#include "sprintf_alloc.h"
static void print_version(void);
enum long_args_opt
{
ARGS_OPT_FORCE_DEFAULTS = 129,
ARGS_OPT_FORCE_DEPENDS,
ARGS_OPT_FORCE_OVERWRITE,
ARGS_OPT_FORCE_DOWNGRADE,
ARGS_OPT_FORCE_REINSTALL,
ARGS_OPT_FORCE_REMOVAL_OF_DEPENDENT_PACKAGES,
ARGS_OPT_FORCE_REMOVAL_OF_ESSENTIAL_PACKAGES,
ARGS_OPT_FORCE_SPACE,
ARGS_OPT_NOACTION,
ARGS_OPT_NODEPS,
ARGS_OPT_VERBOSE_WGET,
ARGS_OPT_VERBOSITY,
ARGS_OPT_MULTIPLE_PROVIDERS
};
int args_init(args_t *args)
{
char *conf_file_dir;
memset(args, 0, sizeof(args_t));
args->dest = ARGS_DEFAULT_DEST;
conf_file_dir = getenv("OPKG_CONF_DIR");
if (conf_file_dir == NULL || conf_file_dir[0] == '\0') {
conf_file_dir = ARGS_DEFAULT_CONF_FILE_DIR;
}
sprintf_alloc(&args->conf_file, "%s/%s", conf_file_dir,
ARGS_DEFAULT_CONF_FILE_NAME);
args->force_defaults = ARGS_DEFAULT_FORCE_DEFAULTS;
args->force_depends = ARGS_DEFAULT_FORCE_DEPENDS;
args->force_overwrite = ARGS_DEFAULT_FORCE_OVERWRITE;
args->force_downgrade = ARGS_DEFAULT_FORCE_DOWNGRADE;
args->force_reinstall = ARGS_DEFAULT_FORCE_REINSTALL;
args->force_removal_of_dependent_packages = ARGS_DEFAULT_FORCE_REMOVAL_OF_DEPENDENT_PACKAGES;
args->force_removal_of_essential_packages = ARGS_DEFAULT_FORCE_REMOVAL_OF_ESSENTIAL_PACKAGES;
args->noaction = ARGS_DEFAULT_NOACTION;
args->nodeps = ARGS_DEFAULT_NODEPS;
args->verbose_wget = ARGS_DEFAULT_VERBOSE_WGET;
args->verbosity = ARGS_DEFAULT_VERBOSITY;
args->offline_root = ARGS_DEFAULT_OFFLINE_ROOT;
args->offline_root_pre_script_cmd = ARGS_DEFAULT_OFFLINE_ROOT_PRE_SCRIPT_CMD;
args->offline_root_post_script_cmd = ARGS_DEFAULT_OFFLINE_ROOT_POST_SCRIPT_CMD;
args->multiple_providers = 0;
args->nocheckfordirorfile = 0;
args->noreadfeedsfile = 0;
return 1;
}
void args_deinit(args_t *args)
{
free(args->conf_file);
args->conf_file = NULL;
}
int args_parse(args_t *args, int argc, char *argv[])
{
int c;
int option_index = 0;
int parse_err = 0;
static struct option long_options[] = {
{"query-all", 0, 0, 'A'},
{"conf-file", 1, 0, 'f'},
{"conf", 1, 0, 'f'},
{"dest", 1, 0, 'd'},
{"force-defaults", 0, 0, ARGS_OPT_FORCE_DEFAULTS},
{"force_defaults", 0, 0, ARGS_OPT_FORCE_DEFAULTS},
{"force-depends", 0, 0, ARGS_OPT_FORCE_DEPENDS},
{"force_depends", 0, 0, ARGS_OPT_FORCE_DEPENDS},
{"force-overwrite", 0, 0, ARGS_OPT_FORCE_OVERWRITE},
{"force_overwrite", 0, 0, ARGS_OPT_FORCE_OVERWRITE},
{"force_downgrade", 0, 0, ARGS_OPT_FORCE_DOWNGRADE},
{"force-downgrade", 0, 0, ARGS_OPT_FORCE_DOWNGRADE},
{"force-reinstall", 0, 0, ARGS_OPT_FORCE_REINSTALL},
{"force_reinstall", 0, 0, ARGS_OPT_FORCE_REINSTALL},
{"force-space", 0, 0, ARGS_OPT_FORCE_SPACE},
{"force_space", 0, 0, ARGS_OPT_FORCE_SPACE},
{"recursive", 0, 0,
ARGS_OPT_FORCE_REMOVAL_OF_DEPENDENT_PACKAGES},
{"force-removal-of-dependent-packages", 0, 0,
ARGS_OPT_FORCE_REMOVAL_OF_DEPENDENT_PACKAGES},
{"force_removal_of_dependent_packages", 0, 0,
ARGS_OPT_FORCE_REMOVAL_OF_DEPENDENT_PACKAGES},
{"force-removal-of-essential-packages", 0, 0,
ARGS_OPT_FORCE_REMOVAL_OF_ESSENTIAL_PACKAGES},
{"force_removal_of_essential_packages", 0, 0,
ARGS_OPT_FORCE_REMOVAL_OF_ESSENTIAL_PACKAGES},
{"multiple-providers", 0, 0, ARGS_OPT_MULTIPLE_PROVIDERS},
{"multiple_providers", 0, 0, ARGS_OPT_MULTIPLE_PROVIDERS},
{"noaction", 0, 0, ARGS_OPT_NOACTION},
{"nodeps", 0, 0, ARGS_OPT_NODEPS},
{"offline", 1, 0, 'o'},
{"offline-root", 1, 0, 'o'},
{"test", 0, 0, ARGS_OPT_NOACTION},
{"tmp-dir", 1, 0, 't'},
{"verbose-wget", 0, 0, ARGS_OPT_VERBOSE_WGET},
{"verbose_wget", 0, 0, ARGS_OPT_VERBOSE_WGET},
{"verbosity", 2, 0, 'V'},
{"version", 0, 0, 'v'},
{0, 0, 0, 0}
};
while (1) {
c = getopt_long_only(argc, argv, "Ad:f:no:t:vV:", long_options, &option_index);
if (c == -1)
break;
switch (c) {
case 'A':
args->query_all = 1;
break;
case 'd':
args->dest = optarg;
break;
case 'f':
free(args->conf_file);
args->conf_file = strdup(optarg);
break;
case 'o':
args->offline_root = optarg;
break;
case 'n':
args->noaction = 1;
break;
case 't':
args->tmp_dir = strdup(optarg);
break;
case 'v':
print_version();
exit(0);
case 'V':
case ARGS_OPT_VERBOSITY:
if (optarg)
args->verbosity = atoi(optarg);
else
args->verbosity += 1;
break;
case ARGS_OPT_FORCE_DEFAULTS:
args->force_defaults = 1;
break;
case ARGS_OPT_FORCE_DEPENDS:
args->force_depends = 1;
break;
case ARGS_OPT_FORCE_OVERWRITE:
args->force_overwrite = 1;
break;
case ARGS_OPT_FORCE_DOWNGRADE:
args->force_downgrade = 1;
break;
case ARGS_OPT_FORCE_REINSTALL:
args->force_reinstall = 1;
break;
case ARGS_OPT_FORCE_REMOVAL_OF_ESSENTIAL_PACKAGES:
args->force_removal_of_essential_packages = 1;
break;
case ARGS_OPT_FORCE_REMOVAL_OF_DEPENDENT_PACKAGES:
args->force_removal_of_dependent_packages = 1;
break;
case ARGS_OPT_FORCE_SPACE:
args->force_space = 1;
break;
case ARGS_OPT_VERBOSE_WGET:
args->verbose_wget = 1;
break;
case ARGS_OPT_MULTIPLE_PROVIDERS:
args->multiple_providers = 1;
break;
case ARGS_OPT_NODEPS:
args->nodeps = 1;
break;
case ARGS_OPT_NOACTION:
args->noaction = 1;
break;
case ':':
parse_err++;
break;
case '?':
parse_err++;
break;
default:
printf("Confusion: getopt_long returned %d\n", c);
}
}
if (parse_err) {
return -parse_err;
} else {
return optind;
}
}
void args_usage(char *complaint)
{
if (complaint) {
fprintf(stderr, "opkg: %s\n", complaint);
}
print_version();
fprintf(stderr, "usage: opkg [options...] sub-command [arguments...]\n");
fprintf(stderr, "where sub-command is one of:\n");
fprintf(stderr, "\nPackage Manipulation:\n");
fprintf(stderr, "\tupdate Update list of available packages\n");
fprintf(stderr, "\tupgrade Upgrade all installed packages to latest version\n");
fprintf(stderr, "\tinstall <pkg> Download and install <pkg> (and dependencies)\n");
fprintf(stderr, "\tinstall <file.ipk> Install package <file.ipk>\n");
fprintf(stderr, "\tconfigure [<pkg>] Configure unpacked packages\n");
fprintf(stderr, "\tremove <pkg|regexp> Remove package <pkg|packages following regexp>\n");
fprintf(stderr, "\tflag <flag> <pkg> ... Flag package(s) <pkg>\n");
fprintf(stderr, "\t <flag>=hold|noprune|user|ok|installed|unpacked (one per invocation) \n");
fprintf(stderr, "\nInformational Commands:\n");
fprintf(stderr, "\tlist List available packages and descriptions\n");
fprintf(stderr, "\tlist_installed List all and only the installed packages and description \n");
fprintf(stderr, "\tfiles <pkg> List all files belonging to <pkg>\n");
fprintf(stderr, "\tsearch <file|regexp> Search for a package providing <file>\n");
#ifndef OPKG_LIB
fprintf(stderr, "\tinfo [pkg|regexp [<field>]] Display all/some info fields for <pkg> or all\n");
fprintf(stderr, "\tstatus [pkg|regexp [<field>]] Display all/some status fields for <pkg> or all\n");
#else
fprintf(stderr, "\tinfo [pkg|regexp] Display all info for <pkg>\n");
fprintf(stderr, "\tstatus [pkg|regexp] Display all status for <pkg>\n");
#endif
fprintf(stderr, "\tdownload <pkg> Download <pkg> to current directory.\n");
fprintf(stderr, "\tcompare_versions <v1> <op> <v2>\n");
fprintf(stderr, "\t compare versions using <= < > >= = << >>\n");
fprintf(stderr, "\tprint_architecture prints the architecture.\n");
fprintf(stderr, "\tprint_installation_architecture\n");
fprintf(stderr, "\twhatdepends [-A] [pkgname|pat]+\n");
fprintf(stderr, "\twhatdependsrec [-A] [pkgname|pat]+\n");
fprintf(stderr, "\twhatprovides [-A] [pkgname|pat]+\n");
fprintf(stderr, "\twhatconflicts [-A] [pkgname|pat]+\n");
fprintf(stderr, "\twhatreplaces [-A] [pkgname|pat]+\n");
fprintf(stderr, "\t prints the installation architecture.\n");
fprintf(stderr, "\nOptions:\n");
fprintf(stderr, "\t-A Query all packages with whatdepends, whatprovides, whatreplaces, whatconflicts\n");
fprintf(stderr, "\t-V <level> Set verbosity level to <level>. If no value is\n");
fprintf(stderr, "\t--verbosity <level> provided increase verbosity by one. Verbosity levels:\n");
fprintf(stderr, "\t 0 errors only\n");
fprintf(stderr, "\t 1 normal messages (default)\n");
fprintf(stderr, "\t 2 informative messages\n");
fprintf(stderr, "\t 3 debug output\n");
fprintf(stderr, "\t-f <conf_file> Use <conf_file> as the opkg configuration file\n");
fprintf(stderr, "\t-conf <conf_file> Default configuration file location\n");
fprintf(stderr, " is %s/%s\n", ARGS_DEFAULT_CONF_FILE_DIR, ARGS_DEFAULT_CONF_FILE_NAME);
fprintf(stderr, "\t-d <dest_name> Use <dest_name> as the the root directory for\n");
fprintf(stderr, "\t-dest <dest_name> package installation, removal, upgrading.\n");
fprintf(stderr, " <dest_name> should be a defined dest name from\n");
fprintf(stderr, " the configuration file, (but can also be a\n");
fprintf(stderr, " directory name in a pinch).\n");
fprintf(stderr, "\t-o <offline_root> Use <offline_root> as the root directory for\n");
fprintf(stderr, "\t-offline <offline_root> offline installation of packages.\n");
fprintf(stderr, "\t-verbose_wget more wget messages\n");
fprintf(stderr, "\tForce Options (use when opkg is too smart for its own good):\n");
fprintf(stderr, "\t-force-depends Make dependency checks warnings instead of errors\n");
fprintf(stderr, "\t Install/remove package in spite of failed dependences\n");
fprintf(stderr, "\t-force-defaults Use default options for questions asked by opkg.\n");
fprintf(stderr, " (no prompts). Note that this will not prevent\n");
fprintf(stderr, " package installation scripts from prompting.\n");
fprintf(stderr, "\t-force-reinstall Allow opkg to reinstall a package.\n");
fprintf(stderr, "\t-force-overwrite Allow opkg to overwrite files from another package during an install.\n");
fprintf(stderr, "\t-force-downgrade Allow opkg to downgrade packages.\n");
fprintf(stderr, "\t-force_space Install even if there does not seem to be enough space.\n");
fprintf(stderr, "\t-noaction No action -- test only\n");
fprintf(stderr, "\t-nodeps Do not follow dependences\n");
fprintf(stderr, "\t-force-removal-of-dependent-packages\n");
fprintf(stderr, "\t-recursive Allow opkg to remove package and all that depend on it.\n");
fprintf(stderr, "\t-test No action -- test only\n");
fprintf(stderr, "\t-t Specify tmp-dir.\n");
fprintf(stderr, "\t--tmp-dir Specify tmp-dir.\n");
fprintf(stderr, "\n");
fprintf(stderr, "\tregexp could be something like 'pkgname*' '*file*' or similar\n");
fprintf(stderr, "\teg: opkg info 'libstd*' or opkg search '*libop*' or opkg remove 'libncur*'\n");
/* -force-removal-of-essential-packages Let opkg remove essential packages.
Using this option is almost guaranteed to break your system, hence this option
is not even advertised in the usage statement. */
exit(1);
}
static void print_version(void)
{
fprintf(stderr, "opkg version %s\n", VERSION);
}
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