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29f1598c GB |
1 | /* |
2 | * viking -- GPS Data and Topo Analyzer, Explorer, and Manager | |
3 | * | |
4 | * Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net> | |
5 | * Copyright (C) 2012, Guilhem Bonnefille <guilhem.bonnefille@gmail.com> | |
6 | * | |
7 | * This program 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 program 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, write to the Free Software | |
19 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
20 | * | |
21 | */ | |
22 | ||
23 | #ifdef HAVE_CONFIG_H | |
24 | #include "config.h" | |
25 | #endif | |
26 | #include "viking.h" | |
27 | ||
28 | #include <stdlib.h> | |
29 | #ifdef HAVE_UNISTD_H | |
30 | #include <unistd.h> | |
31 | #endif | |
32 | #include <glib.h> | |
33 | #include <glib/gstdio.h> | |
34 | ||
20015a31 RN |
35 | /** |
36 | * For external use, free the result | |
37 | * Made externally available primarily to detect when Viking is first run | |
38 | */ | |
39 | gchar *a_get_viking_dir_no_create() | |
29f1598c | 40 | { |
29f1598c GB |
41 | // TODO: use g_get_user_config_dir ? |
42 | ||
20015a31 RN |
43 | const gchar *home = g_getenv("HOME"); |
44 | if (!home || g_access(home, W_OK)) | |
45 | home = g_get_home_dir (); | |
29f1598c | 46 | #ifdef HAVE_MKDTEMP |
20015a31 | 47 | if (!home || g_access(home, W_OK)) |
29f1598c GB |
48 | { |
49 | static gchar temp[] = {"/tmp/vikXXXXXX"}; | |
50 | home = mkdtemp(temp); | |
51 | } | |
52 | #endif | |
20015a31 RN |
53 | if (!home || g_access(home, W_OK)) |
54 | /* Fatal error */ | |
55 | g_critical("Unable to find a base directory"); | |
29f1598c GB |
56 | |
57 | /* Build the name of the directory */ | |
58 | #ifdef __APPLE__ | |
20015a31 | 59 | return g_build_filename(home, "/Library/Application Support/Viking", NULL); |
29f1598c | 60 | #else |
20015a31 | 61 | return g_build_filename(home, ".viking", NULL); |
29f1598c | 62 | #endif |
20015a31 RN |
63 | } |
64 | ||
65 | static gchar *viking_dir = NULL; | |
66 | ||
67 | const gchar *a_get_viking_dir() | |
68 | { | |
69 | if (!viking_dir) { | |
70 | viking_dir = a_get_viking_dir_no_create (); | |
29f1598c GB |
71 | if (g_file_test(viking_dir, G_FILE_TEST_EXISTS) == FALSE) |
72 | g_mkdir(viking_dir, 0755); | |
73 | } | |
29f1598c GB |
74 | return viking_dir; |
75 | } | |
76 | ||
77 | /** | |
78 | * a_get_viking_data_home: | |
79 | * | |
80 | * Retrieves the XDG compliant user's data directory. | |
81 | * | |
82 | * Retuns: the directory (can be NULL). Should be freed with g_free. | |
83 | */ | |
84 | gchar * | |
85 | a_get_viking_data_home() | |
86 | { | |
87 | const gchar *xdg_data_home = g_getenv("XDG_DATA_HOME"); | |
88 | if (xdg_data_home) | |
89 | { | |
37fe180a | 90 | return g_build_filename(xdg_data_home, PACKAGE, NULL); |
29f1598c GB |
91 | } |
92 | else | |
93 | { | |
94 | return NULL; | |
95 | } | |
96 | } | |
97 | ||
98 | /** | |
99 | * a_get_viking_data_path: | |
100 | * | |
101 | * Retrieves the configuration path. | |
102 | * | |
103 | * Returns: list of directories to scan for data. Should be freed with g_strfreev. | |
104 | */ | |
105 | gchar ** | |
106 | a_get_viking_data_path() | |
107 | { | |
108 | const gchar *xdg_data_dirs = g_getenv("XDG_DATA_DIRS"); | |
109 | if (xdg_data_dirs == NULL) | |
110 | { | |
111 | /* Default value specified in | |
112 | http://standards.freedesktop.org/basedir-spec/basedir-spec-latest.html | |
113 | */ | |
114 | xdg_data_dirs = "/usr/local/share/:/usr/share/"; | |
115 | } | |
116 | gchar **data_path = g_strsplit(xdg_data_dirs, ":", 0); | |
117 | /* Append the viking dir */ | |
118 | gchar **path; | |
119 | for (path = data_path ; *path != NULL ; path++) | |
120 | { | |
121 | gchar *dir = *path; | |
122 | *path = g_build_filename(dir, PACKAGE, NULL); | |
123 | g_free(dir); | |
124 | } | |
125 | return data_path; | |
126 | } |