*
* \return The number of substrings found in \a args.
*/
-__must_check unsigned split_args(char *args, char *** const argv_ptr, const char *delim)
+unsigned split_args(char *args, char *** const argv_ptr, const char *delim)
{
char *p = args;
char **argv;
free(argv);
return ret;
}
+
+char *absolute_path(const char *path)
+{
+ char *cwd, *ap;
+ long int path_max;
+
+ if (!path || !path[0])
+ return NULL;
+ if (path[0] == '/')
+ return adu_strdup(path);
+
+#ifdef PATH_MAX
+ path_max = PATH_MAX;
+#else
+ /*
+ * The result of pathconf(3) may be huge and unsuitable for mallocing
+ * memory. OTOH pathconf(3) may return -1 to signify that PATH_MAX is
+ * not bounded.
+ */
+ path_max = pathconf(name, _PC_PATH_MAX);
+ if (path_max <= 0 || path_max >= 4096)
+ path_max = 4096;
+#endif
+ cwd = adu_malloc(path_max);
+ if (!getcwd(cwd, path_max)) {
+ free(cwd);
+ return NULL;
+ }
+ ap = make_message("%s/%s", cwd, path);
+ free(cwd);
+ return ap;
+}