system/runtime_loader/runtime_loader.cpp

30 	const char *path = NULL;
34 			path = getenv("PATH");
37 			path = getenv("LIBRARY_PATH");
40 			path = getenv("ADDON_PATH");
47 	if (path != NULL)
48 		return path;
88 	const char *programPath, const char *compatibilitySubDir, char *path,
95 	// construct the path
97 		char *buffer = path;
104 			// Replace %A with current app folder path (of course,
105 			// this must be the first part of the path)
142 		strcpy(path + dirLength + 1, name);
145 	TRACE(("runtime_loader: try_open_container(): %s\n", path));
147 	// Test if the target is a symbolic link, and correct the path in this case
149 	status = _kern_read_stat(-1, path, false, &stat, sizeof(struct stat));
159 		status = _kern_read_link(-1, path, buffer, &length);
164 		lastSlash = strrchr(path, '/');
166 			// relative path
167 			strlcpy(lastSlash + 1, buffer, lastSlash + 1 - path + pathLength);
169 			strlcpy(path, buffer, pathLength);
172 	return _kern_open(-1, path, O_RDONLY, 0);
225 		// the name already contains a path, we don't have to search for it
230 		// can't search harder an absolute path add-on name!
235 		// and relative path based add-ons another chance and look
239 			// For library (but not add-on), strip any path from name.
240 			// Relative path of add-on is kept.
248 		// It consists of a colon-separated search path list. Optionally a
249 		// second search path list follows, separated from the first by a
266 	// If not found yet, let's evaluate the system path variables to find the
283 		// we found it, copy path!
293 	Tests if there is an executable file at the provided path. It will
301 	char path[B_PATH_NAME_LENGTH];
310 	strlcpy(path, name, sizeof(path));
312 	fd = open_executable(path, B_APP_IMAGE, NULL, NULL, NULL);
317 	status = _kern_access(-1, path, X_OK, false);