2 #include "string-list.h"
6 * A "string_list_each_func_t" function that normalizes an entry from
7 * GIT_CEILING_DIRECTORIES. If the path is unusable for some reason,
8 * die with an explanation.
10 static int normalize_ceiling_entry(struct string_list_item *item, void *unused)
12 char *ceil = item->string;
15 die("Empty path is not supported");
16 if (!is_absolute_path(ceil))
17 die("Path \"%s\" is not absolute", ceil);
18 if (normalize_path_copy(ceil, ceil) < 0)
19 die("Path \"%s\" could not be normalized", ceil);
23 static void normalize_argv_string(const char **var, const char *input)
25 if (!strcmp(input, "<null>"))
27 else if (!strcmp(input, "<empty>"))
32 if (*var && (**var == '<' || **var == '('))
33 die("Bad value: %s\n", input);
37 const char *from; /* input: transform from this ... */
38 const char *to; /* output: ... to this. */
39 const char *alternative; /* output: ... or this. */
43 * Compatibility wrappers for OpenBSD, whose basename(3) and dirname(3)
44 * have const parameters.
46 static char *posix_basename(char *path)
48 return basename(path);
51 static char *posix_dirname(char *path)
56 static int test_function(struct test_data *data, char *(*func)(char *input),
63 for (i = 0; data[i].to; i++) {
67 xsnprintf(buffer, sizeof(buffer), "%s", data[i].from);
70 if (!strcmp(to, data[i].to))
72 if (!data[i].alternative)
73 error("FAIL: %s(%s) => '%s' != '%s'\n",
74 funcname, data[i].from, to, data[i].to);
75 else if (!strcmp(to, data[i].alternative))
78 error("FAIL: %s(%s) => '%s' != '%s', '%s'\n",
79 funcname, data[i].from, to, data[i].to,
86 static struct test_data basename_data[] = {
87 /* --- POSIX type paths --- */
95 { "////", "/", "//" },
100 { "/usr/lib", "lib" },
101 { "usr/lib", "lib" },
102 { "usr/lib///", "lib" },
104 #if defined(__MINGW32__) || defined(_MSC_VER)
105 /* --- win32 type paths --- */
107 { "\\usr\\", "usr" },
108 { "\\usr\\\\", "usr" },
109 { "\\usr\\lib", "lib" },
110 { "usr\\lib", "lib" },
111 { "usr\\lib\\\\\\", "lib" },
114 { "C:/usr/", "usr" },
115 { "C:/usr//", "usr" },
116 { "C:/usr/lib", "lib" },
117 { "C:usr/lib", "lib" },
118 { "C:usr/lib///", "lib" },
124 { "\\\\", "\\", "/" },
125 { "\\\\\\", "\\", "/" },
130 static struct test_data dirname_data[] = {
131 /* --- POSIX type paths --- */
138 { "///", "/", "//" },
139 { "////", "/", "//" },
144 { "/usr/lib", "/usr" },
145 { "usr/lib", "usr" },
146 { "usr/lib///", "usr" },
148 #if defined(__MINGW32__) || defined(_MSC_VER)
149 /* --- win32 type paths --- */
154 { "\\usr\\\\", "\\" },
155 { "\\usr\\lib", "\\usr" },
156 { "usr\\lib", "usr" },
157 { "usr\\lib\\\\\\", "usr" },
162 { "C:/usr/", "C:/" },
163 { "C:/usr//", "C:/" },
164 { "C:/usr/lib", "C:/usr" },
165 { "C:usr/lib", "C:usr" },
166 { "C:usr/lib///", "C:usr" },
168 { "\\\\\\\\", "\\" },
169 { "C:", "C:.", "." },
174 static int is_dotgitmodules(const char *path)
176 return is_hfs_dotgitmodules(path) || is_ntfs_dotgitmodules(path);
179 int cmd_main(int argc, const char **argv)
181 if (argc == 3 && !strcmp(argv[1], "normalize_path_copy")) {
182 char *buf = xmallocz(strlen(argv[2]));
183 int rv = normalize_path_copy(buf, argv[2]);
190 if (argc >= 2 && !strcmp(argv[1], "real_path")) {
192 puts(real_path(argv[2]));
199 if (argc >= 2 && !strcmp(argv[1], "absolute_path")) {
201 puts(absolute_path(argv[2]));
208 if (argc == 4 && !strcmp(argv[1], "longest_ancestor_length")) {
210 struct string_list ceiling_dirs = STRING_LIST_INIT_DUP;
211 char *path = xstrdup(argv[2]);
214 * We have to normalize the arguments because under
215 * Windows, bash mangles arguments that look like
216 * absolute POSIX paths or colon-separate lists of
217 * absolute POSIX paths into DOS paths (e.g.,
218 * "/foo:/foo/bar" might be converted to
219 * "D:\Src\msysgit\foo;D:\Src\msysgit\foo\bar"),
220 * whereas longest_ancestor_length() requires paths
221 * that use forward slashes.
223 if (normalize_path_copy(path, path))
224 die("Path \"%s\" could not be normalized", argv[2]);
225 string_list_split(&ceiling_dirs, argv[3], PATH_SEP, -1);
226 filter_string_list(&ceiling_dirs, 0,
227 normalize_ceiling_entry, NULL);
228 len = longest_ancestor_length(path, &ceiling_dirs);
229 string_list_clear(&ceiling_dirs, 0);
235 if (argc >= 4 && !strcmp(argv[1], "prefix_path")) {
236 const char *prefix = argv[2];
237 int prefix_len = strlen(prefix);
239 setup_git_directory_gently(&nongit_ok);
241 puts(prefix_path(prefix, prefix_len, argv[3]));
248 if (argc == 4 && !strcmp(argv[1], "strip_path_suffix")) {
249 char *prefix = strip_path_suffix(argv[2], argv[3]);
250 printf("%s\n", prefix ? prefix : "(null)");
254 if (argc == 3 && !strcmp(argv[1], "print_path")) {
259 if (argc == 4 && !strcmp(argv[1], "relative_path")) {
260 struct strbuf sb = STRBUF_INIT;
261 const char *in, *prefix, *rel;
262 normalize_argv_string(&in, argv[2]);
263 normalize_argv_string(&prefix, argv[3]);
264 rel = relative_path(in, prefix, &sb);
268 puts(strlen(rel) > 0 ? rel : "(empty)");
273 if (argc == 2 && !strcmp(argv[1], "basename"))
274 return test_function(basename_data, posix_basename, argv[1]);
276 if (argc == 2 && !strcmp(argv[1], "dirname"))
277 return test_function(dirname_data, posix_dirname, argv[1]);
279 if (argc > 2 && !strcmp(argv[1], "is_dotgitmodules")) {
280 int res = 0, expect = 1, i;
281 for (i = 2; i < argc; i++)
282 if (!strcmp("--not", argv[i]))
284 else if (expect != is_dotgitmodules(argv[i]))
285 res = error("'%s' is %s.gitmodules", argv[i],
286 expect ? "not " : "");
288 fprintf(stderr, "ok: '%s' is %s.gitmodules\n",
289 argv[i], expect ? "" : "not ");
293 fprintf(stderr, "%s: unknown function name: %s\n", argv[0],
294 argv[1] ? argv[1] : "(there was none)");