]>
Commit | Line | Data |
---|---|---|
aed022ab EB |
1 | /* |
2 | * GIT - The information manager from hell | |
3 | * | |
4 | * Copyright (C) Eric Biederman, 2005 | |
5 | */ | |
03eae9af | 6 | #define USE_THE_REPOSITORY_VARIABLE |
c2e86add | 7 | #include "builtin.h" |
03eae9af | 8 | |
576a37fc | 9 | #include "attr.h" |
b2141fc1 | 10 | #include "config.h" |
4e120823 | 11 | #include "editor.h" |
b5fa6081 | 12 | #include "ident.h" |
ca4eed70 | 13 | #include "pager.h" |
e06c9e1d | 14 | #include "refs.h" |
89d62d5e JH |
15 | #include "path.h" |
16 | #include "strbuf.h" | |
9ed143ee | 17 | #include "run-command.h" |
aed022ab | 18 | |
9fabb6d7 | 19 | static const char var_usage[] = "git var (-l | <variable>)"; |
aed022ab | 20 | |
cdd489ea | 21 | static char *committer(int ident_flag) |
44fcb497 | 22 | { |
cdd489ea | 23 | return xstrdup_or_null(git_committer_info(ident_flag)); |
44fcb497 JN |
24 | } |
25 | ||
cdd489ea | 26 | static char *author(int ident_flag) |
4c3dd930 | 27 | { |
cdd489ea | 28 | return xstrdup_or_null(git_author_info(ident_flag)); |
4c3dd930 SA |
29 | } |
30 | ||
cdd489ea | 31 | static char *editor(int ident_flag UNUSED) |
32 | { | |
33 | return xstrdup_or_null(git_editor()); | |
34 | } | |
35 | ||
36 | static char *sequence_editor(int ident_flag UNUSED) | |
37 | { | |
38 | return xstrdup_or_null(git_sequence_editor()); | |
39 | } | |
40 | ||
41 | static char *pager(int ident_flag UNUSED) | |
63618245 | 42 | { |
64778d24 | 43 | const char *pgm = git_pager(1); |
63618245 JN |
44 | |
45 | if (!pgm) | |
46 | pgm = "cat"; | |
cdd489ea | 47 | return xstrdup(pgm); |
63618245 JN |
48 | } |
49 | ||
cdd489ea | 50 | static char *default_branch(int ident_flag UNUSED) |
e06c9e1d | 51 | { |
97abaab5 | 52 | return repo_default_branch_name(the_repository, 1); |
e06c9e1d TW |
53 | } |
54 | ||
cdd489ea | 55 | static char *shell_path(int ident_flag UNUSED) |
1e657212 | 56 | { |
9ed143ee | 57 | return git_shell_path(); |
63618245 JN |
58 | } |
59 | ||
576a37fc | 60 | static char *git_attr_val_system(int ident_flag UNUSED) |
e06c9e1d | 61 | { |
576a37fc | 62 | if (git_attr_system_is_enabled()) { |
63 | char *file = xstrdup(git_attr_system_file()); | |
64 | normalize_path_copy(file, file); | |
65 | return file; | |
66 | } | |
67 | return NULL; | |
68 | } | |
69 | ||
70 | static char *git_attr_val_global(int ident_flag UNUSED) | |
71 | { | |
256a94ef | 72 | char *file = xstrdup_or_null(git_attr_global_file()); |
576a37fc | 73 | if (file) { |
74 | normalize_path_copy(file, file); | |
75 | return file; | |
76 | } | |
77 | return NULL; | |
78 | } | |
79 | ||
ed773a18 | 80 | static char *git_config_val_system(int ident_flag UNUSED) |
81 | { | |
82 | if (git_config_system()) { | |
83 | char *file = git_system_config(); | |
84 | normalize_path_copy(file, file); | |
85 | return file; | |
86 | } | |
87 | return NULL; | |
88 | } | |
89 | ||
90 | static char *git_config_val_global(int ident_flag UNUSED) | |
91 | { | |
92 | struct strbuf buf = STRBUF_INIT; | |
93 | char *user, *xdg; | |
94 | size_t unused; | |
95 | ||
ecffa3ed | 96 | git_global_config_paths(&user, &xdg); |
ed773a18 | 97 | if (xdg && *xdg) { |
98 | normalize_path_copy(xdg, xdg); | |
99 | strbuf_addf(&buf, "%s\n", xdg); | |
100 | } | |
101 | if (user && *user) { | |
102 | normalize_path_copy(user, user); | |
103 | strbuf_addf(&buf, "%s\n", user); | |
104 | } | |
105 | free(xdg); | |
106 | free(user); | |
107 | strbuf_trim_trailing_newline(&buf); | |
108 | if (buf.len == 0) { | |
109 | strbuf_release(&buf); | |
110 | return NULL; | |
111 | } | |
112 | return strbuf_detach(&buf, &unused); | |
e06c9e1d TW |
113 | } |
114 | ||
aed022ab EB |
115 | struct git_var { |
116 | const char *name; | |
cdd489ea | 117 | char *(*read)(int); |
ed773a18 | 118 | int multivalued; |
aed022ab EB |
119 | }; |
120 | static struct git_var git_vars[] = { | |
f74c90dc | 121 | { |
122 | .name = "GIT_COMMITTER_IDENT", | |
cdd489ea | 123 | .read = committer, |
f74c90dc | 124 | }, |
125 | { | |
126 | .name = "GIT_AUTHOR_IDENT", | |
cdd489ea | 127 | .read = author, |
f74c90dc | 128 | }, |
129 | { | |
130 | .name = "GIT_EDITOR", | |
131 | .read = editor, | |
132 | }, | |
133 | { | |
134 | .name = "GIT_SEQUENCE_EDITOR", | |
135 | .read = sequence_editor, | |
136 | }, | |
137 | { | |
138 | .name = "GIT_PAGER", | |
139 | .read = pager, | |
140 | }, | |
141 | { | |
142 | .name = "GIT_DEFAULT_BRANCH", | |
143 | .read = default_branch, | |
144 | }, | |
145 | { | |
146 | .name = "GIT_SHELL_PATH", | |
147 | .read = shell_path, | |
148 | }, | |
576a37fc | 149 | { |
150 | .name = "GIT_ATTR_SYSTEM", | |
151 | .read = git_attr_val_system, | |
152 | }, | |
153 | { | |
154 | .name = "GIT_ATTR_GLOBAL", | |
155 | .read = git_attr_val_global, | |
156 | }, | |
ed773a18 | 157 | { |
158 | .name = "GIT_CONFIG_SYSTEM", | |
159 | .read = git_config_val_system, | |
160 | }, | |
161 | { | |
162 | .name = "GIT_CONFIG_GLOBAL", | |
163 | .read = git_config_val_global, | |
164 | .multivalued = 1, | |
165 | }, | |
f74c90dc | 166 | { |
167 | .name = "", | |
168 | .read = NULL, | |
169 | }, | |
aed022ab EB |
170 | }; |
171 | ||
172 | static void list_vars(void) | |
173 | { | |
174 | struct git_var *ptr; | |
cdd489ea | 175 | char *val; |
44fcb497 | 176 | |
eeefa7c9 | 177 | for (ptr = git_vars; ptr->read; ptr++) |
cdd489ea | 178 | if ((val = ptr->read(0))) { |
ed773a18 | 179 | if (ptr->multivalued && *val) { |
180 | struct string_list list = STRING_LIST_INIT_DUP; | |
181 | int i; | |
182 | ||
183 | string_list_split(&list, val, '\n', -1); | |
184 | for (i = 0; i < list.nr; i++) | |
185 | printf("%s=%s\n", ptr->name, list.items[i].string); | |
186 | string_list_clear(&list, 0); | |
187 | } else { | |
188 | printf("%s=%s\n", ptr->name, val); | |
189 | } | |
cdd489ea | 190 | free(val); |
191 | } | |
aed022ab EB |
192 | } |
193 | ||
26b8abc7 | 194 | static const struct git_var *get_git_var(const char *var) |
aed022ab EB |
195 | { |
196 | struct git_var *ptr; | |
eeefa7c9 | 197 | for (ptr = git_vars; ptr->read; ptr++) { |
aed022ab | 198 | if (strcmp(var, ptr->name) == 0) { |
26b8abc7 | 199 | return ptr; |
aed022ab EB |
200 | } |
201 | } | |
26b8abc7 | 202 | return NULL; |
aed022ab EB |
203 | } |
204 | ||
a4e7e317 GC |
205 | static int show_config(const char *var, const char *value, |
206 | const struct config_context *ctx, void *cb) | |
e1b10391 LT |
207 | { |
208 | if (value) | |
209 | printf("%s=%s\n", var, value); | |
210 | else | |
211 | printf("%s\n", var); | |
a4e7e317 | 212 | return git_default_config(var, value, ctx, cb); |
e1b10391 LT |
213 | } |
214 | ||
9b1cb507 JC |
215 | int cmd_var(int argc, |
216 | const char **argv, | |
217 | const char *prefix UNUSED, | |
218 | struct repository *repo UNUSED) | |
aed022ab | 219 | { |
26b8abc7 | 220 | const struct git_var *git_var; |
cdd489ea | 221 | char *val; |
26b8abc7 | 222 | |
2bc8c1a8 | 223 | if (argc != 2) |
aed022ab | 224 | usage(var_usage); |
aed022ab EB |
225 | |
226 | if (strcmp(argv[1], "-l") == 0) { | |
ef90d6d4 | 227 | git_config(show_config, NULL); |
aed022ab EB |
228 | list_vars(); |
229 | return 0; | |
230 | } | |
ef90d6d4 | 231 | git_config(git_default_config, NULL); |
26b8abc7 SA |
232 | |
233 | git_var = get_git_var(argv[1]); | |
234 | if (!git_var) | |
aed022ab | 235 | usage(var_usage); |
a6080a0a | 236 | |
26b8abc7 SA |
237 | val = git_var->read(IDENT_STRICT); |
238 | if (!val) | |
239 | return 1; | |
240 | ||
aed022ab | 241 | printf("%s\n", val); |
cdd489ea | 242 | free(val); |
a6080a0a | 243 | |
aed022ab EB |
244 | return 0; |
245 | } |