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Commit | Line | Data |
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07047d68 | 1 | #define USE_THE_INDEX_VARIABLE |
d0bfd026 | 2 | #include "builtin.h" |
6b06d518 | 3 | #include "cache.h" |
b2141fc1 | 4 | #include "config.h" |
d0bfd026 | 5 | #include "attr.h" |
f394e093 | 6 | #include "gettext.h" |
d0bfd026 | 7 | #include "quote.h" |
b4666852 | 8 | #include "parse-options.h" |
d0bfd026 | 9 | |
4ca0f188 | 10 | static int all_attrs; |
b2b3e9c2 | 11 | static int cached_attrs; |
b4666852 | 12 | static int stdin_paths; |
47cfc9bd | 13 | static char *source; |
b4666852 | 14 | static const char * const check_attr_usage[] = { |
47cfc9bd KN |
15 | N_("git check-attr [--source <tree-ish>] [-a | --all | <attr>...] [--] <pathname>..."), |
16 | N_("git check-attr --stdin [-z] [--source <tree-ish>] [-a | --all | <attr>...]"), | |
b4666852 DP |
17 | NULL |
18 | }; | |
19 | ||
94a55e4e | 20 | static int nul_term_line; |
b4666852 DP |
21 | |
22 | static const struct option check_attr_options[] = { | |
d5d09d47 SB |
23 | OPT_BOOL('a', "all", &all_attrs, N_("report all attributes set on file")), |
24 | OPT_BOOL(0, "cached", &cached_attrs, N_("use .gitattributes only from the index")), | |
25 | OPT_BOOL(0 , "stdin", &stdin_paths, N_("read file names from stdin")), | |
a86a8b97 JH |
26 | OPT_BOOL('z', NULL, &nul_term_line, |
27 | N_("terminate input and output records by a NUL character")), | |
47cfc9bd | 28 | OPT_STRING(0, "source", &source, N_("<tree-ish>"), N_("which tree-ish to check attributes at")), |
b4666852 DP |
29 | OPT_END() |
30 | }; | |
d0bfd026 | 31 | |
7f864111 | 32 | static void output_attr(struct attr_check *check, const char *file) |
41038c5e DP |
33 | { |
34 | int j; | |
7f864111 JH |
35 | int cnt = check->nr; |
36 | ||
41038c5e | 37 | for (j = 0; j < cnt; j++) { |
7f864111 | 38 | const char *value = check->items[j].value; |
41038c5e DP |
39 | |
40 | if (ATTR_TRUE(value)) | |
41 | value = "set"; | |
42 | else if (ATTR_FALSE(value)) | |
43 | value = "unset"; | |
44 | else if (ATTR_UNSET(value)) | |
45 | value = "unspecified"; | |
46 | ||
f7cd8c50 JH |
47 | if (nul_term_line) { |
48 | printf("%s%c" /* path */ | |
49 | "%s%c" /* attrname */ | |
50 | "%s%c" /* attrvalue */, | |
7f864111 JH |
51 | file, 0, |
52 | git_attr_name(check->items[j].attr), 0, value, 0); | |
f7cd8c50 JH |
53 | } else { |
54 | quote_c_style(file, NULL, stdout, 0); | |
7f864111 JH |
55 | printf(": %s: %s\n", |
56 | git_attr_name(check->items[j].attr), value); | |
f7cd8c50 | 57 | } |
41038c5e DP |
58 | } |
59 | } | |
60 | ||
47cfc9bd KN |
61 | static void check_attr(const char *prefix, struct attr_check *check, |
62 | const struct object_id *tree_oid, int collect_all, | |
7bd18054 | 63 | const char *file) |
47cfc9bd | 64 | |
46f96a6d | 65 | { |
f5114a40 MH |
66 | char *full_path = |
67 | prefix_path(prefix, prefix ? strlen(prefix) : 0, file); | |
7f864111 JH |
68 | |
69 | if (collect_all) { | |
47cfc9bd | 70 | git_all_attrs(&the_index, tree_oid, full_path, check); |
4ca0f188 | 71 | } else { |
47cfc9bd | 72 | git_check_attr(&the_index, tree_oid, full_path, check); |
4ca0f188 | 73 | } |
7f864111 JH |
74 | output_attr(check, file); |
75 | ||
f5114a40 | 76 | free(full_path); |
46f96a6d MH |
77 | } |
78 | ||
47cfc9bd KN |
79 | static void check_attr_stdin_paths(const char *prefix, struct attr_check *check, |
80 | const struct object_id *tree_oid, int collect_all) | |
b4666852 | 81 | { |
0d4cc1b4 JK |
82 | struct strbuf buf = STRBUF_INIT; |
83 | struct strbuf unquoted = STRBUF_INIT; | |
f418afa9 | 84 | strbuf_getline_fn getline_fn; |
b4666852 | 85 | |
f418afa9 | 86 | getline_fn = nul_term_line ? strbuf_getline_nul : strbuf_getline_lf; |
f418afa9 JH |
87 | while (getline_fn(&buf, stdin) != EOF) { |
88 | if (!nul_term_line && buf.buf[0] == '"') { | |
0d4cc1b4 JK |
89 | strbuf_reset(&unquoted); |
90 | if (unquote_c_style(&unquoted, buf.buf, NULL)) | |
b4666852 | 91 | die("line is badly quoted"); |
0d4cc1b4 | 92 | strbuf_swap(&buf, &unquoted); |
b4666852 | 93 | } |
47cfc9bd | 94 | check_attr(prefix, check, tree_oid, collect_all, buf.buf); |
b4666852 DP |
95 | maybe_flush_or_die(stdout, "attribute to stdout"); |
96 | } | |
97 | strbuf_release(&buf); | |
0d4cc1b4 | 98 | strbuf_release(&unquoted); |
b4666852 DP |
99 | } |
100 | ||
9e37a7e1 MH |
101 | static NORETURN void error_with_usage(const char *msg) |
102 | { | |
103 | error("%s", msg); | |
104 | usage_with_options(check_attr_usage, check_attr_options); | |
105 | } | |
106 | ||
d0bfd026 JH |
107 | int cmd_check_attr(int argc, const char **argv, const char *prefix) |
108 | { | |
7f864111 | 109 | struct attr_check *check; |
47cfc9bd KN |
110 | struct object_id *tree_oid = NULL; |
111 | struct object_id initialized_oid; | |
d6541bb1 | 112 | int cnt, i, doubledash, filei; |
b4666852 | 113 | |
cdbf6232 JH |
114 | if (!is_bare_repository()) |
115 | setup_work_tree(); | |
116 | ||
64589a03 JH |
117 | git_config(git_default_config, NULL); |
118 | ||
37782920 SB |
119 | argc = parse_options(argc, argv, prefix, check_attr_options, |
120 | check_attr_usage, PARSE_OPT_KEEP_DASHDASH); | |
d0bfd026 | 121 | |
07047d68 | 122 | if (repo_read_index(the_repository) < 0) { |
6b06d518 BD |
123 | die("invalid cache"); |
124 | } | |
125 | ||
b2b3e9c2 | 126 | if (cached_attrs) |
c4500e25 | 127 | git_attr_set_direction(GIT_ATTR_INDEX); |
b2b3e9c2 | 128 | |
d0bfd026 | 129 | doubledash = -1; |
b4666852 | 130 | for (i = 0; doubledash < 0 && i < argc; i++) { |
d0bfd026 JH |
131 | if (!strcmp(argv[i], "--")) |
132 | doubledash = i; | |
133 | } | |
134 | ||
4ca0f188 MH |
135 | /* Process --all and/or attribute arguments: */ |
136 | if (all_attrs) { | |
137 | if (doubledash >= 1) | |
138 | error_with_usage("Attributes and --all both specified"); | |
139 | ||
140 | cnt = 0; | |
141 | filei = doubledash + 1; | |
142 | } else if (doubledash == 0) { | |
72541040 MH |
143 | error_with_usage("No attribute specified"); |
144 | } else if (doubledash < 0) { | |
72541040 MH |
145 | if (!argc) |
146 | error_with_usage("No attribute specified"); | |
147 | ||
ca64d061 MH |
148 | if (stdin_paths) { |
149 | /* Treat all arguments as attribute names. */ | |
150 | cnt = argc; | |
151 | filei = argc; | |
152 | } else { | |
153 | /* Treat exactly one argument as an attribute name. */ | |
154 | cnt = 1; | |
155 | filei = 1; | |
156 | } | |
d6541bb1 | 157 | } else { |
b4666852 | 158 | cnt = doubledash; |
d6541bb1 MH |
159 | filei = doubledash + 1; |
160 | } | |
d0bfd026 | 161 | |
72541040 | 162 | /* Check file argument(s): */ |
fdf6be82 MH |
163 | if (stdin_paths) { |
164 | if (filei < argc) | |
165 | error_with_usage("Can't specify files with --stdin"); | |
166 | } else { | |
167 | if (filei >= argc) | |
168 | error_with_usage("No file specified"); | |
169 | } | |
b4666852 | 170 | |
7f864111 JH |
171 | check = attr_check_alloc(); |
172 | if (!all_attrs) { | |
4ca0f188 | 173 | for (i = 0; i < cnt; i++) { |
e810e063 BW |
174 | const struct git_attr *a = git_attr(argv[i]); |
175 | ||
4ca0f188 MH |
176 | if (!a) |
177 | return error("%s: not a valid attribute name", | |
7f864111 JH |
178 | argv[i]); |
179 | attr_check_append(check, a); | |
4ca0f188 | 180 | } |
d0bfd026 JH |
181 | } |
182 | ||
47cfc9bd KN |
183 | if (source) { |
184 | if (repo_get_oid_tree(the_repository, source, &initialized_oid)) | |
185 | die("%s: not a valid tree-ish source", source); | |
186 | tree_oid = &initialized_oid; | |
187 | } | |
188 | ||
b4666852 | 189 | if (stdin_paths) |
47cfc9bd | 190 | check_attr_stdin_paths(prefix, check, tree_oid, all_attrs); |
b4666852 | 191 | else { |
d6541bb1 | 192 | for (i = filei; i < argc; i++) |
47cfc9bd | 193 | check_attr(prefix, check, tree_oid, all_attrs, argv[i]); |
b4666852 DP |
194 | maybe_flush_or_die(stdout, "attribute to stdout"); |
195 | } | |
7f864111 JH |
196 | |
197 | attr_check_free(check); | |
d0bfd026 JH |
198 | return 0; |
199 | } |