Commit | Line | Data |
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1479465f GJ |
1 | /* |
2 | * dpkg - main program for package management | |
3 | * update.c - options which update the ‘available’ database | |
4 | * | |
5 | * Copyright © 1995 Ian Jackson <ijackson@chiark.greenend.org.uk> | |
6 | * | |
7 | * This is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License as published by | |
9 | * the Free Software Foundation; either version 2 of the License, or | |
10 | * (at your option) any later version. | |
11 | * | |
12 | * This is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program. If not, see <https://www.gnu.org/licenses/>. | |
19 | */ | |
20 | ||
21 | #include <config.h> | |
22 | #include <compat.h> | |
23 | ||
24 | #include <errno.h> | |
25 | #include <string.h> | |
26 | #include <unistd.h> | |
27 | #include <stdlib.h> | |
28 | #include <stdio.h> | |
29 | ||
30 | #include <dpkg/i18n.h> | |
31 | #include <dpkg/dpkg.h> | |
32 | #include <dpkg/dpkg-db.h> | |
33 | #include <dpkg/options.h> | |
34 | ||
35 | #include "main.h" | |
36 | ||
37 | int | |
38 | updateavailable(const char *const *argv) | |
39 | { | |
40 | const char *sourcefile= argv[0]; | |
41 | char *availfile; | |
42 | int count= 0; | |
43 | ||
44 | modstatdb_init(); | |
45 | ||
46 | switch (cipaction->arg_int) { | |
47 | case act_avclear: | |
48 | if (sourcefile) badusage(_("--%s takes no arguments"),cipaction->olong); | |
49 | break; | |
50 | case act_avreplace: case act_avmerge: | |
51 | if (sourcefile == NULL) | |
52 | sourcefile = "-"; | |
53 | else if (sourcefile && argv[1]) | |
54 | badusage(_("--%s takes at most one Packages-file argument"), | |
55 | cipaction->olong); | |
56 | break; | |
57 | default: | |
58 | internerr("unknown action '%d'", cipaction->arg_int); | |
59 | } | |
60 | ||
61 | if (!f_noact) { | |
62 | if (access(dpkg_db_get_dir(), W_OK)) { | |
63 | if (errno != EACCES) | |
64 | ohshite(_("unable to access dpkg status area for bulk available update")); | |
65 | else | |
66 | ohshit(_("bulk available update requires write access to dpkg status area")); | |
67 | } | |
68 | modstatdb_lock(); | |
69 | } | |
70 | ||
71 | switch (cipaction->arg_int) { | |
72 | case act_avreplace: | |
73 | printf(_("Replacing available packages info, using %s.\n"),sourcefile); | |
74 | break; | |
75 | case act_avmerge: | |
76 | printf(_("Updating available packages info, using %s.\n"),sourcefile); | |
77 | break; | |
78 | case act_avclear: | |
79 | break; | |
80 | default: | |
81 | internerr("unknown action '%d'", cipaction->arg_int); | |
82 | } | |
83 | ||
84 | availfile = dpkg_db_get_path(AVAILFILE); | |
85 | ||
86 | if (cipaction->arg_int == act_avmerge) | |
87 | parsedb(availfile, pdb_parse_available, NULL); | |
88 | ||
89 | if (cipaction->arg_int != act_avclear) | |
90 | count += parsedb(sourcefile, | |
91 | pdb_parse_available | pdb_ignoreolder | pdb_dash_is_stdin, | |
92 | NULL); | |
93 | ||
94 | if (!f_noact) { | |
95 | writedb(availfile, wdb_dump_available); | |
96 | modstatdb_unlock(); | |
97 | } | |
98 | ||
99 | free(availfile); | |
100 | ||
101 | if (cipaction->arg_int != act_avclear) | |
102 | printf(P_("Information about %d package was updated.\n", | |
103 | "Information about %d packages was updated.\n", count), count); | |
104 | ||
105 | modstatdb_done(); | |
106 | ||
107 | return 0; | |
108 | } | |
109 | ||
110 | int | |
111 | forgetold(const char *const *argv) | |
112 | { | |
113 | if (*argv) | |
114 | badusage(_("--%s takes no arguments"), cipaction->olong); | |
115 | ||
116 | warning(_("obsolete '--%s' option; unavailable packages are automatically cleaned up"), | |
117 | cipaction->olong); | |
118 | ||
119 | return 0; | |
120 | } |