2  * path.c
3  * filesystem path management
47 		if (!strcmp(text, pn->path))  in path_list_contains_entry()
57  * libpkgconf `path` module
60 …* The `path` module provides functions for manipulating lists of paths in a cross-platform manner.…
69 	char path[PKGCONF_ITEM_SIZE];  in prepare_path_node()  local
71 	pkgconf_strlcpy(path, text, sizeof path);  in prepare_path_node()
72 	pkgconf_path_relocate(path, sizeof path);  in prepare_path_node()
79 		if (lstat(path, &st) == -1)  in prepare_path_node()
84 			char *linkdest = realpath(path, pathbuf);  in prepare_path_node()
89 		if (path_list_contains_entry(path, dirlist, &st))  in prepare_path_node()
93 	if (filter && path_list_contains_entry(path, dirlist))  in prepare_path_node()
101 	node->path = strdup(path);  in prepare_path_node()
118  *    Adds a path node to a path list.  If the path is already in the list, do nothing.
120  *    :param char* text: The path text to add as a path node.
121  *    :param pkgconf_list_t* dirlist: The path list to add the path node to.
140  *    Prepends a path node to a path list.  If the path is already in the list, do nothing.
142  *    :param char* text: The path text to add as a path node.
143  *    :param pkgconf_list_t* dirlist: The path list to add the path node to.
162  *    Splits a given text input and inserts paths into a path list.
164  *    :param char* text: The path text to split and add as path nodes.
165  *    :param pkgconf_list_t* dirlist: The path list to have the path nodes added to.
167  *    :return: number of path nodes added to the path list
196 …*    Adds the paths specified in an environment variable to a path list.  If the environment varia…
201  *    :param pkgconf_list_t* dirlist: The path list to add the path nodes to.
203  *    :return: number of path nodes added to the path list
225  * .. c:function:: bool pkgconf_path_match_list(const char *path, const pkgconf_list_t *dirlist)
227  *    Checks whether a path has a matching prefix in a path list.
229  *    :param char* path: The path to check against a path list.
230  *    :param pkgconf_list_t* dirlist: The path list to check the path against.
231  *    :return: true if the path list has a matching prefix, otherwise false
235 pkgconf_path_match_list(const char *path, const pkgconf_list_t *dirlist)  in pkgconf_path_match_list()  argument
239 	const char *cpath = path;  in pkgconf_path_match_list()
241 	pkgconf_strlcpy(relocated, path, sizeof relocated);  in pkgconf_path_match_list()
249 		if (!strcmp(pnode->path, cpath))  in pkgconf_path_match_list()
261  *    Copies a path list to another path list.
263  *    :param pkgconf_list_t* dst: The path list to copy to.
264  *    :param pkgconf_list_t* src: The path list to copy from.
274 		pkgconf_path_t *srcpath = n->data, *path;  in pkgconf_path_copy_list()  local
276 		path = calloc(1, sizeof(pkgconf_path_t));  in pkgconf_path_copy_list()
277 		if (path == NULL)  in pkgconf_path_copy_list()
280 		path->path = strdup(srcpath->path);  in pkgconf_path_copy_list()
283 		path->handle_path = srcpath->handle_path;  in pkgconf_path_copy_list()
284 		path->handle_device = srcpath->handle_device;  in pkgconf_path_copy_list()
287 		pkgconf_node_insert_tail(&path->lnode, path, dst);  in pkgconf_path_copy_list()
296  *    Copies a path list to another path list.
298  *    :param pkgconf_list_t* dst: The path list to copy to.
299  *    :param pkgconf_list_t* src: The path list to copy from.
309 		pkgconf_path_t *srcpath = n->data, *path;  in pkgconf_path_prepend_list()  local
311 		path = calloc(1, sizeof(pkgconf_path_t));  in pkgconf_path_prepend_list()
312 		if (path == NULL)  in pkgconf_path_prepend_list()
315 		path->path = strdup(srcpath->path);  in pkgconf_path_prepend_list()
318 		path->handle_path = srcpath->handle_path;  in pkgconf_path_prepend_list()
319 		path->handle_device = srcpath->handle_device;  in pkgconf_path_prepend_list()
322 		pkgconf_node_insert(&path->lnode, path, dst);  in pkgconf_path_prepend_list()
331  *    Releases any path nodes attached to the given path list.
333  *    :param pkgconf_list_t* dirlist: The path list to clean up.
345 		free(pnode->path);  in pkgconf_path_free()
353 normpath(const char *path)  in normpath()  argument
355 	if (!path)  in normpath()
358 	char *copy = strdup(path);  in normpath()
365 		*ptr++ = path[ii];  in normpath()
366 		if ('/' == path[ii])  in normpath()
369 			while ('/' == path[ii])  in normpath()
384  *    Relocates a path, possibly calling normpath() on it.
386  *    :param char* buf: The path to relocate.
387  *    :param size_t buflen: The buffer length the path is contained in.
423  *    :return: number of path nodes added to the list