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1479465f GJ |
1 | /* |
2 | * libdpkg - Debian packaging suite library routines | |
3 | * t-treewalk.c - test tree walk implementation | |
4 | * | |
5 | * Copyright © 2013-2016 Guillem Jover <guillem@debian.org> | |
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 <http://www.gnu.org/licenses/>. | |
19 | */ | |
20 | ||
21 | #include <config.h> | |
22 | #include <compat.h> | |
23 | ||
24 | #include <string.h> | |
25 | #include <stdlib.h> | |
26 | #include <stdio.h> | |
27 | ||
28 | #include <dpkg/ehandle.h> | |
29 | #include <dpkg/treewalk.h> | |
30 | ||
31 | static int | |
32 | treenode_type(struct treenode *node) | |
33 | { | |
34 | switch (treenode_get_mode(node) & S_IFMT) { | |
35 | case S_IFREG: | |
36 | return 'f'; | |
37 | case S_IFDIR: | |
38 | return 'd'; | |
39 | case S_IFLNK: | |
40 | return 'l'; | |
41 | case S_IFIFO: | |
42 | return 'p'; | |
43 | case S_IFBLK: | |
44 | return 'b'; | |
45 | case S_IFCHR: | |
46 | return 'c'; | |
47 | case S_IFSOCK: | |
48 | return 's'; | |
49 | default: | |
50 | return '?'; | |
51 | } | |
52 | } | |
53 | ||
54 | static int | |
55 | treenode_visit_meta(struct treenode *node) | |
56 | { | |
57 | printf("T=%c N=%s V=%s R=%s\n", | |
58 | treenode_type(node), treenode_get_name(node), | |
59 | treenode_get_virtname(node), treenode_get_pathname(node)); | |
60 | ||
61 | return 0; | |
62 | } | |
63 | ||
64 | static int | |
65 | treenode_visit_virt(struct treenode *node) | |
66 | { | |
67 | printf("%s\n", treenode_get_virtname(node)); | |
68 | ||
69 | return 0; | |
70 | } | |
71 | ||
72 | static int | |
73 | treenode_visit_path(struct treenode *node) | |
74 | { | |
75 | printf("%s\n", treenode_get_pathname(node)); | |
76 | ||
77 | return 0; | |
78 | } | |
79 | ||
80 | static const char *skipname; | |
81 | ||
82 | static bool | |
83 | treenode_skip(struct treenode *node) | |
84 | { | |
85 | const char *absname = treenode_get_pathname(node); | |
86 | ||
87 | if (strcmp(absname, skipname) == 0) | |
88 | return true; | |
89 | ||
90 | return false; | |
91 | } | |
92 | ||
93 | static void | |
94 | test_treewalk_list(const char *rootdir) | |
95 | { | |
96 | const char *visitname = getenv("TREEWALK_VISIT"); | |
97 | struct treewalk_funcs funcs = { NULL }; | |
98 | ||
99 | if (visitname == NULL || strcmp(visitname, "meta") == 0) | |
100 | funcs.visit = treenode_visit_meta; | |
101 | else if (strcmp(visitname, "virt") == 0) | |
102 | funcs.visit = treenode_visit_virt; | |
103 | else if (strcmp(visitname, "path") == 0) | |
104 | funcs.visit = treenode_visit_path; | |
105 | else | |
106 | ohshit("unknown treewalk visit name"); | |
107 | ||
108 | skipname = getenv("TREEWALK_SKIP"); | |
109 | if (skipname) | |
110 | funcs.skip = treenode_skip; | |
111 | ||
112 | treewalk(rootdir, 0, &funcs); | |
113 | } | |
114 | ||
115 | int | |
116 | main(int argc, char **argv) | |
117 | { | |
118 | const char *rootdir = argv[1]; | |
119 | ||
120 | setvbuf(stdout, NULL, _IOLBF, 0); | |
121 | ||
122 | push_error_context(); | |
123 | ||
124 | if (rootdir == NULL) | |
125 | ohshit("missing treewalk root dir"); | |
126 | ||
127 | test_treewalk_list(rootdir); | |
128 | ||
129 | pop_error_context(ehflag_normaltidy); | |
130 | ||
131 | return 0; | |
132 | } |