/* Copyright (C) 1992,93,94,95,96,97,98,2000 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with the GNU C Library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include <dirent.h> #include <stdlib.h> #include <string.h> #include <errno.h> int scandir64 (dir, namelist, select, cmp) const char *dir; struct dirent64 ***namelist; int (*select) (const struct dirent64 *); int (*cmp) (const void *, const void *); { DIR *dp = __opendir (dir); struct dirent64 **v = NULL; size_t vsize = 0, i; struct dirent64 *d; int save; if (dp == NULL) return -1; save = errno; __set_errno (0); i = 0; while ((d = __readdir64 (dp)) != NULL) if (select == NULL || (*select) (d)) { struct dirent64 *vnew; size_t dsize; /* Ignore errors from select or readdir */ __set_errno (0); if (i == vsize) { struct dirent64 **new; if (vsize == 0) vsize = 10; else vsize *= 2; new = (struct dirent64 **) realloc (v, vsize * sizeof (*v)); if (new == NULL) break; v = new; } dsize = &d->d_name[_D_ALLOC_NAMLEN (d)] - (char *) d; vnew = (struct dirent64 *) malloc (dsize); if (vnew == NULL) break; v[i++] = (struct dirent64 *) memcpy (vnew, d, dsize); } if (errno != 0) { save = errno; (void) __closedir (dp); while (i > 0) free (v[--i]); free (v); __set_errno (save); return -1; } (void) __closedir (dp); __set_errno (save); /* Sort the list if we have a comparison function to sort with. */ if (cmp != NULL) qsort (v, i, sizeof (*v), cmp); *namelist = v; return i; }