]>
Commit | Line | Data |
---|---|---|
aed022ab EB |
1 | /* |
2 | * GIT - The information manager from hell | |
3 | * | |
4 | * Copyright (C) Eric Biederman, 2005 | |
5 | */ | |
c2e86add | 6 | #include "builtin.h" |
b2141fc1 | 7 | #include "config.h" |
e06c9e1d | 8 | #include "refs.h" |
aed022ab | 9 | |
9fabb6d7 | 10 | static const char var_usage[] = "git var (-l | <variable>)"; |
aed022ab | 11 | |
44fcb497 JN |
12 | static const char *editor(int flag) |
13 | { | |
2ad150e3 | 14 | return git_editor(); |
44fcb497 JN |
15 | } |
16 | ||
4c3dd930 SA |
17 | static const char *sequence_editor(int flag) |
18 | { | |
19 | return git_sequence_editor(); | |
20 | } | |
21 | ||
63618245 JN |
22 | static const char *pager(int flag) |
23 | { | |
64778d24 | 24 | const char *pgm = git_pager(1); |
63618245 JN |
25 | |
26 | if (!pgm) | |
27 | pgm = "cat"; | |
28 | return pgm; | |
29 | } | |
30 | ||
e06c9e1d TW |
31 | static const char *default_branch(int flag) |
32 | { | |
33 | return git_default_branch_name(1); | |
34 | } | |
35 | ||
aed022ab EB |
36 | struct git_var { |
37 | const char *name; | |
749be728 | 38 | const char *(*read)(int); |
aed022ab EB |
39 | }; |
40 | static struct git_var git_vars[] = { | |
41 | { "GIT_COMMITTER_IDENT", git_committer_info }, | |
42 | { "GIT_AUTHOR_IDENT", git_author_info }, | |
44fcb497 | 43 | { "GIT_EDITOR", editor }, |
4c3dd930 | 44 | { "GIT_SEQUENCE_EDITOR", sequence_editor }, |
63618245 | 45 | { "GIT_PAGER", pager }, |
e06c9e1d | 46 | { "GIT_DEFAULT_BRANCH", default_branch }, |
aed022ab EB |
47 | { "", NULL }, |
48 | }; | |
49 | ||
50 | static void list_vars(void) | |
51 | { | |
52 | struct git_var *ptr; | |
44fcb497 JN |
53 | const char *val; |
54 | ||
eeefa7c9 | 55 | for (ptr = git_vars; ptr->read; ptr++) |
44fcb497 JN |
56 | if ((val = ptr->read(0))) |
57 | printf("%s=%s\n", ptr->name, val); | |
aed022ab EB |
58 | } |
59 | ||
26b8abc7 | 60 | static const struct git_var *get_git_var(const char *var) |
aed022ab EB |
61 | { |
62 | struct git_var *ptr; | |
eeefa7c9 | 63 | for (ptr = git_vars; ptr->read; ptr++) { |
aed022ab | 64 | if (strcmp(var, ptr->name) == 0) { |
26b8abc7 | 65 | return ptr; |
aed022ab EB |
66 | } |
67 | } | |
26b8abc7 | 68 | return NULL; |
aed022ab EB |
69 | } |
70 | ||
ef90d6d4 | 71 | static int show_config(const char *var, const char *value, void *cb) |
e1b10391 LT |
72 | { |
73 | if (value) | |
74 | printf("%s=%s\n", var, value); | |
75 | else | |
76 | printf("%s\n", var); | |
ef90d6d4 | 77 | return git_default_config(var, value, cb); |
e1b10391 LT |
78 | } |
79 | ||
55b6745d | 80 | int cmd_var(int argc, const char **argv, const char *prefix) |
aed022ab | 81 | { |
26b8abc7 SA |
82 | const struct git_var *git_var; |
83 | const char *val; | |
84 | ||
2bc8c1a8 | 85 | if (argc != 2) |
aed022ab | 86 | usage(var_usage); |
aed022ab EB |
87 | |
88 | if (strcmp(argv[1], "-l") == 0) { | |
ef90d6d4 | 89 | git_config(show_config, NULL); |
aed022ab EB |
90 | list_vars(); |
91 | return 0; | |
92 | } | |
ef90d6d4 | 93 | git_config(git_default_config, NULL); |
26b8abc7 SA |
94 | |
95 | git_var = get_git_var(argv[1]); | |
96 | if (!git_var) | |
aed022ab | 97 | usage(var_usage); |
a6080a0a | 98 | |
26b8abc7 SA |
99 | val = git_var->read(IDENT_STRICT); |
100 | if (!val) | |
101 | return 1; | |
102 | ||
aed022ab | 103 | printf("%s\n", val); |
a6080a0a | 104 | |
aed022ab EB |
105 | return 0; |
106 | } |