5 #include "parse-options.h"
8 static int cached_attrs;
9 static int stdin_paths;
10 static const char * const check_attr_usage[] = {
11 "git check-attr [-a | --all | attr...] [--] pathname...",
12 "git check-attr --stdin [-z] [-a | --all | attr...] < <list-of-paths>",
16 static int null_term_line;
18 static const struct option check_attr_options[] = {
19 OPT_BOOLEAN('a', "all", &all_attrs, "report all attributes set on file"),
20 OPT_BOOLEAN(0, "cached", &cached_attrs, "use .gitattributes only from the index"),
21 OPT_BOOLEAN(0 , "stdin", &stdin_paths, "read file names from stdin"),
22 OPT_BOOLEAN('z', NULL, &null_term_line,
23 "input paths are terminated by a null character"),
27 static void output_attr(int cnt, struct git_attr_check *check,
31 for (j = 0; j < cnt; j++) {
32 const char *value = check[j].value;
36 else if (ATTR_FALSE(value))
38 else if (ATTR_UNSET(value))
39 value = "unspecified";
41 quote_c_style(file, NULL, stdout, 0);
42 printf(": %s: %s\n", git_attr_name(check[j].attr), value);
46 static void check_attr(const char *prefix, int cnt,
47 struct git_attr_check *check, const char *file)
50 prefix_path(prefix, prefix ? strlen(prefix) : 0, file);
52 if (git_check_attr(full_path, cnt, check))
53 die("git_check_attr died");
54 output_attr(cnt, check, file);
56 if (git_all_attrs(full_path, &cnt, &check))
57 die("git_all_attrs died");
58 output_attr(cnt, check, file);
64 static void check_attr_stdin_paths(const char *prefix, int cnt,
65 struct git_attr_check *check)
67 struct strbuf buf, nbuf;
68 int line_termination = null_term_line ? 0 : '\n';
71 strbuf_init(&nbuf, 0);
72 while (strbuf_getline(&buf, stdin, line_termination) != EOF) {
73 if (line_termination && buf.buf[0] == '"') {
75 if (unquote_c_style(&nbuf, buf.buf, NULL))
76 die("line is badly quoted");
77 strbuf_swap(&buf, &nbuf);
79 check_attr(prefix, cnt, check, buf.buf);
80 maybe_flush_or_die(stdout, "attribute to stdout");
83 strbuf_release(&nbuf);
86 static NORETURN void error_with_usage(const char *msg)
89 usage_with_options(check_attr_usage, check_attr_options);
92 int cmd_check_attr(int argc, const char **argv, const char *prefix)
94 struct git_attr_check *check;
95 int cnt, i, doubledash, filei;
97 git_config(git_default_config, NULL);
99 argc = parse_options(argc, argv, prefix, check_attr_options,
100 check_attr_usage, PARSE_OPT_KEEP_DASHDASH);
102 if (read_cache() < 0) {
103 die("invalid cache");
107 git_attr_set_direction(GIT_ATTR_INDEX, NULL);
110 for (i = 0; doubledash < 0 && i < argc; i++) {
111 if (!strcmp(argv[i], "--"))
115 /* Process --all and/or attribute arguments: */
118 error_with_usage("Attributes and --all both specified");
121 filei = doubledash + 1;
122 } else if (doubledash == 0) {
123 error_with_usage("No attribute specified");
124 } else if (doubledash < 0) {
126 error_with_usage("No attribute specified");
129 /* Treat all arguments as attribute names. */
133 /* Treat exactly one argument as an attribute name. */
139 filei = doubledash + 1;
142 /* Check file argument(s): */
145 error_with_usage("Can't specify files with --stdin");
148 error_with_usage("No file specified");
154 check = xcalloc(cnt, sizeof(*check));
155 for (i = 0; i < cnt; i++) {
161 return error("%s: not a valid attribute name",
168 check_attr_stdin_paths(prefix, cnt, check);
170 for (i = filei; i < argc; i++)
171 check_attr(prefix, cnt, check, argv[i]);
172 maybe_flush_or_die(stdout, "attribute to stdout");