Rearrange and clean up formatting.
[oweals/opkg-lede.git] / src / opkg-cl.c
index 74c82e6..3bbcd42 100644 (file)
@@ -1,9 +1,11 @@
 /* opkg-cl.c - the opkg package management system
 
    Florian Boor
-
    Copyright (C) 2003 kernel concepts
 
+   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
 
 #include "includes.h"
 
+#include <getopt.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
 #include "opkg_conf.h"
 #include "opkg_cmd.h"
 #include "file_util.h"
-#include "args.h"
-#include "opkg_download.h"
-
 #include "opkg_message.h"
+#include "../libbb/libbb.h"
+
+enum {
+       ARGS_OPT_FORCE_MAINTAINER = 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_AUTOREMOVE,
+       ARGS_OPT_CACHE,
+};
+
+static struct option long_options[] = {
+       {"query-all", 0, 0, 'A'},
+       {"autoremove", 0, 0, ARGS_OPT_AUTOREMOVE},
+       {"cache", 1, 0, ARGS_OPT_CACHE},
+       {"conf-file", 1, 0, 'f'},
+       {"conf", 1, 0, 'f'},
+       {"dest", 1, 0, 'd'},
+        {"force-maintainer", 0, 0, ARGS_OPT_FORCE_MAINTAINER},
+        {"force_maintainer", 0, 0, ARGS_OPT_FORCE_MAINTAINER},
+       {"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},
+       {"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'},
+       {"tmp_dir", 1, 0, 't'},
+       {"verbosity", 2, 0, 'V'},
+       {"version", 0, 0, 'v'},
+       {0, 0, 0, 0}
+};
+
+static int
+args_parse(int argc, char *argv[])
+{
+       int c;
+       int option_index = 0;
+       int parse_err = 0;
+
+       while (1) {
+               c = getopt_long_only(argc, argv, "Ad:f:no:p:t:vV:",
+                               long_options, &option_index);
+               if (c == -1)
+                       break;
+
+               switch (c) {
+               case 'A':
+                       conf->query_all = 1;
+                       break;
+               case 'd':
+                       conf->dest_str = xstrdup(optarg);
+                       break;
+               case 'f':
+                       conf->conf_file = xstrdup(optarg);
+                       break;
+               case 'o':
+                       conf->offline_root = xstrdup(optarg);
+                       break;
+               case 't':
+                       conf->tmp_dir = xstrdup(optarg);
+                       break;
+               case 'v':
+                       printf("opkg version %s\n", VERSION);
+                       exit(0);
+               case 'V':
+                       conf->verbosity = atoi(optarg);
+                       break;
+               case ARGS_OPT_AUTOREMOVE:
+                       conf->autoremove = 1;
+                       break;
+               case ARGS_OPT_CACHE:
+                       free(conf->cache);
+                       conf->cache = xstrdup(optarg);
+                       break;
+               case ARGS_OPT_FORCE_MAINTAINER:
+                       conf->force_maintainer = 1;
+                       break;
+               case ARGS_OPT_FORCE_DEPENDS:
+                       conf->force_depends = 1;
+                       break;
+               case ARGS_OPT_FORCE_OVERWRITE:
+                       conf->force_overwrite = 1;
+                       break;
+               case ARGS_OPT_FORCE_DOWNGRADE:
+                       conf->force_downgrade = 1;
+                       break;
+               case ARGS_OPT_FORCE_REINSTALL:
+                       conf->force_reinstall = 1;
+                       break;
+               case ARGS_OPT_FORCE_REMOVAL_OF_ESSENTIAL_PACKAGES:
+                       conf->force_removal_of_essential_packages = 1;
+                       break;
+               case ARGS_OPT_FORCE_REMOVAL_OF_DEPENDENT_PACKAGES:
+                       conf->force_removal_of_dependent_packages = 1;
+                       break;
+               case ARGS_OPT_FORCE_SPACE:
+                       conf->force_space = 1;
+                       break;
+               case ARGS_OPT_NODEPS:
+                       conf->nodeps = 1;
+                       break;
+               case ARGS_OPT_NOACTION:
+                       conf->noaction = 1;
+                       break;
+               case ':':
+                       parse_err = -1;
+                       break;
+               case '?':
+                       parse_err = -1;
+                       break;
+               default:
+                       printf("Confusion: getopt_long returned %d\n", c);
+               }
+       }
+    
+       if (parse_err)
+               return parse_err;
+       else
+               return optind;
+}
+
+static void
+usage()
+{
+       printf("usage: opkg [options...] sub-command [arguments...]\n");
+       printf("where sub-command is one of:\n");
+
+       printf("\nPackage Manipulation:\n");
+       printf("\tupdate                        Update list of available packages\n");
+       printf("\tupgrade                       Upgrade installed packages\n");
+       printf("\tinstall <pkgs>                Install package(s)\n");
+       printf("\tconfigure <pkgs>      Configure unpacked package(s)\n");
+       printf("\tremove <pkgs|regexp>  Remove package(s)\n");
+       printf("\tflag <flag> <pkgs>    Flag package(s)\n");
+       printf("\t <flag>=hold|noprune|user|ok|installed|unpacked (one per invocation)\n");
+
+       printf("\nInformational Commands:\n");
+       printf("\tlist                  List available packages\n");
+       printf("\tlist-installed                List installed packages\n");
+       printf("\tlist-upgradable               List installed and upgradable packages\n");
+       printf("\tfiles <pkg>           List files belonging to <pkg>\n");
+       printf("\tsearch <file|regexp>  List package providing <file>\n");
+       printf("\tinfo [pkg|regexp]     Display all info for <pkg>\n");
+       printf("\tstatus [pkg|regexp]   Display all status for <pkg>\n");
+       printf("\tdownload <pkg>                Download <pkg> to current directory\n");
+       printf("\tcompare-versions <v1> <op> <v2>\n");
+       printf("\t                    compare versions using <= < > >= = << >>\n");
+       printf("\tprint-architecture    List installable package architectures\n");
+       printf("\twhatdepends [-A] [pkgname|pat]+\n");
+       printf("\twhatdependsrec [-A] [pkgname|pat]+\n");
+       printf("\twhatprovides [-A] [pkgname|pat]+\n");
+       printf("\twhatconflicts [-A] [pkgname|pat]+\n");
+       printf("\twhatreplaces [-A] [pkgname|pat]+\n");
+
+       printf("\nOptions:\n");
+       printf("\t-A                    Query all packages not just those installed\n"); 
+       printf("\t-V <level>            Set verbosity level to <level>.\n");
+       printf("\t--verbosity <level>   Verbosity levels:\n");
+       printf("\t                              0 errors only\n");
+       printf("\t                              1 normal messages (default)\n");
+       printf("\t                              2 informative messages\n");
+       printf("\t                              3 debug\n");
+       printf("\t                              4 debug level 2\n");
+       printf("\t-f <conf_file>                Use <conf_file> as the opkg configuration file\n");
+       printf("\t--conf <conf_file>\n");
+       printf("\t--cache <directory>   Use a package cache\n");
+       printf("\t-d <dest_name>                Use <dest_name> as the the root directory for\n");
+       printf("\t--dest <dest_name>    package installation, removal, upgrading.\n");
+       printf("                                <dest_name> should be a defined dest name from\n");
+       printf("                                the configuration file, (but can also be a\n");
+       printf("                                directory name in a pinch).\n");
+       printf("\t-o <dir>              Use <dir> as the root directory for\n");
+       printf("\t--offline-root <dir>  offline installation of packages.\n");
+
+       printf("\nForce Options:\n");
+       printf("\t--force-depends               Install/remove despite failed dependences\n");
+       printf("\t--force-maintainer    Overwrite preexisting config files\n");
+       printf("\t--force-reinstall     Reinstall package(s)\n");
+       printf("\t--force-overwrite     Overwrite files from other package(s)\n");
+       printf("\t--force-downgrade     Allow opkg to downgrade packages\n");
+       printf("\t--force-space         Disable free space checks\n");
+       printf("\t--noaction            No action -- test only\n");
+       printf("\t--nodeps              Do not follow dependences\n");
+       printf("\t--force-removal-of-dependent-packages\n");
+       printf("\t                      Remove package and all dependencies\n");
+       printf("\t--autoremove          Remove packages that were installed\n");
+       printf("\t                      automatically to satisfy dependencies\n");
+       printf("\t-t                    Specify tmp-dir.\n");
+       printf("\t--tmp-dir             Specify tmp-dir.\n");
+
+       printf("\n");
+
+       printf(" regexp could be something like 'pkgname*' '*file*' or similar\n");
+       printf(" e.g. 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);
+}
 
 int
 main(int argc, char *argv[])
@@ -36,42 +266,42 @@ main(int argc, char *argv[])
        int nocheckfordirorfile = 0;
         int noreadfeedsfile = 0;
 
-       conf->verbosity = NOTICE;       
-
-       opts = args_parse (argc, argv);
-       if (opts == argc || opts < 0)
-       {
-               args_usage ("opkg must have one sub-command argument");
+       opts = args_parse(argc, argv);
+       if (opts == argc || opts < 0) {
+               fprintf (stderr, "%s: unknown sub-command %s\n", argv[0],
+                        cmd_name);
+               fprintf(stderr, "opkg must have one sub-command argument\n");
+               usage();
        }
 
        cmd_name = argv[opts++];
 
-        if ( !strcmp(cmd_name,"print-architecture") ||
-             !strcmp(cmd_name,"print_architecture") ||
-             !strcmp(cmd_name,"print-installation-architecture") ||
-             !strcmp(cmd_name,"print_installation_architecture") )
-           nocheckfordirorfile = 1;
-
-        if ( !strcmp(cmd_name,"flag") ||
-             !strcmp(cmd_name,"configure") ||
-             !strcmp(cmd_name,"remove") ||
-             !strcmp(cmd_name,"files") ||
-             !strcmp(cmd_name,"search") ||
-             !strcmp(cmd_name,"compare_versions") ||
-             !strcmp(cmd_name,"compare-versions") ||
-             !strcmp(cmd_name,"list_installed") ||
-             !strcmp(cmd_name,"list-installed") ||
-             !strcmp(cmd_name,"status") )
-           noreadfeedsfile = 1;
-
-       cmd = opkg_cmd_find (cmd_name);
-       if (cmd == NULL)
-       {
-               fprintf (stderr, "%s: unknown sub-command %s\n", argv[0],
+       if (!strcmp(cmd_name,"print-architecture") ||
+           !strcmp(cmd_name,"print_architecture") ||
+           !strcmp(cmd_name,"print-installation-architecture") ||
+           !strcmp(cmd_name,"print_installation_architecture") )
+               nocheckfordirorfile = 1;
+
+       if (!strcmp(cmd_name,"flag") ||
+           !strcmp(cmd_name,"configure") ||
+           !strcmp(cmd_name,"remove") ||
+           !strcmp(cmd_name,"files") ||
+           !strcmp(cmd_name,"search") ||
+           !strcmp(cmd_name,"compare_versions") ||
+           !strcmp(cmd_name,"compare-versions") ||
+           !strcmp(cmd_name,"list_installed") ||
+           !strcmp(cmd_name,"list-installed") ||
+           !strcmp(cmd_name,"status") )
+               noreadfeedsfile = 1;
+
+       cmd = opkg_cmd_find(cmd_name);
+       if (cmd == NULL) {
+               fprintf(stderr, "%s: unknown sub-command %s\n", argv[0],
                         cmd_name);
-               args_usage (NULL);
+               usage();
        }
 
+       conf->verbosity = NOTICE;       
        conf->pfm = cmd->pfm;
 
        if (opkg_conf_init())
@@ -87,15 +317,14 @@ main(int argc, char *argv[])
                        goto err1;
        }
 
-       if (cmd->requires_args && opts == argc)
-       {
-               fprintf (stderr,
+       if (cmd->requires_args && opts == argc) {
+               fprintf(stderr,
                         "%s: the ``%s'' command requires at least one argument\n",
                         argv[0], cmd_name);
-               args_usage (NULL);
+               usage();
        }
 
-       if (opkg_cmd_exec (cmd, argc - opts, (const char **) (argv + opts)))
+       if (opkg_cmd_exec(cmd, argc - opts, (const char **) (argv + opts)))
                goto err2;
 
        print_error_list();
@@ -108,7 +337,7 @@ err2:
        opkg_curl_cleanup();
 #endif
 err1:
-       opkg_conf_deinit ();
+       opkg_conf_deinit();
 
 err0:
        print_error_list();