/*Copyright (C) 1997-2007 ZSNES Team ( zsKnight, _Demo_, pagefault, Nach )http://www.zsnes.comhttp://sourceforge.net/projects/zsneshttps://zsnes.bountysource.comThis program is free software; you can redistribute it and/ormodify it under the terms of the GNU General Public Licenseversion 2 as published by the Free Software Foundation.This program is distributed in the hope that it will be useful,but WITHOUT ANY WARRANTY; without even the implied warranty ofMERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See theGNU General Public License for more details.You should have received a copy of the GNU General Public Licensealong with this program; if not, write to the Free SoftwareFoundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.*/#include <sys/stat.h>#include <errno.h>#include <stdbool.h>int fstatat(int dirfd, const char *pathname, struct stat *buf, int flags){ int success = -1; if ((!flags || (flags == AT_SYMLINK_NOFOLLOW)) && buf) { if (pathname && *pathname) { int current_dir = -1; bool good = true; if ((dirfd != AT_FDCWD) && (*pathname != '/')) { current_dir = open(".", O_RDONLY); //Backup CWD if (fchdir(dirfd)) { good = false; } } if (good) { if (!flags) { success = stat(pathname, buf); } else //AT_SYMLINK_NOFOLLOW { success = lstat(pathname, buf); } } if (current_dir != -1) { fchdir(current_dir); } } else { if (dirfd == AT_FDCWD) { success = stat(".", buf); } else { success = fstat(dirfd, buf); } } } else { errno = EINVAL; } return(sucess);}