/* vi: set sw=4 ts=4: */ /* * iod.c - Iterate a function on each entry of a directory * * Copyright (C) 1993, 1994 Remy Card <card@masi.ibp.fr> * Laboratoire MASI, Institut Blaise Pascal * Universite Pierre et Marie Curie (Paris VI) * * This file can be redistributed under the terms of the GNU Library General * Public License */ /* * History: * 93/10/30 - Creation */ #include "e2p.h" #include <unistd.h> #include <stdlib.h> #include <string.h> int iterate_on_dir (const char * dir_name, int (*func) (const char *, struct dirent *, void *), void * private) { DIR * dir; struct dirent *de, *dep; int max_len, len; max_len = PATH_MAX + sizeof(struct dirent); de = xmalloc(max_len+1); memset(de, 0, max_len+1); dir = opendir (dir_name); if (dir == NULL) { free(de); return -1; } while ((dep = readdir (dir))) { len = sizeof(struct dirent); if (len < dep->d_reclen) len = dep->d_reclen; if (len > max_len) len = max_len; memcpy(de, dep, len); (*func) (dir_name, de, private); } free(de); closedir(dir); return 0; }