From 26cec518ac1aa45492d8668eed3af920d866b32b Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Fri, 11 Nov 2005 20:02:07 +0000 Subject: * io/Makefile (routines): Add fstatat, fstatat64, fxstatat, fxstatat64, fchownat, and unlinkat. (static-only-routines): Add fstatat and fstatat64. (tests): Add tst-unlinkat, tst-fstatat, tst-futimesat, tst-renameat, and tst-fchownat. * io/Versions [GLIBC_2.4]: Add fchownat, __fxstatat, __fxstatat64, and unlinkat. * io/fcntl.h: Define AT_FDCWD, AT_SYMLINK_NOFOLLOW, and AT_REMOVEDIR. * io/fstatat.c: New file. * io/fstatat64.c: New file. * io/sys/stat.h: Declare fstatat, fstatat64, __fxstatat, __fxstatat64 and define fstatat and fstatat64 inline functions. * libio/stdio.h: Declare renameat. * misc/Makefile (routines): Add futimesat. * misc/Versions [GLIBC_2.4]: Add futimesat. * posix/unistd.h: Declare fchownat and unlinkat. * stdio-common/Makefile (routines): Add renameat. * stdio-common/Versions [GLIBC_2.4]: Add renameat. * sysdeps/generic/fchownat.c: New file. * sysdeps/generic/futimesat.c: New file. * sysdeps/generic/fxstatat.c: New file. * sysdeps/generic/fxstatat64.c: New file. * sysdeps/generic/renameat.c: New file. * sysdeps/generic/unlinkat.c: New file. * sysdeps/unix/sysv/linux/fchownat.c: New file. * sysdeps/unix/sysv/linux/futimesat.c: New file. * sysdeps/unix/sysv/linux/fxstatat.c: New file. * sysdeps/unix/sysv/linux/fxstatat64.c: New file. * sysdeps/unix/sysv/linux/renameat.c: New file. * sysdeps/unix/sysv/linux/unlinkat.c: New file. * sysdeps/unix/sysv/linux/alpha/fxstatat.c: New file. * sysdeps/unix/sysv/linux/i386/fchownat.c: New file. * sysdeps/unix/sysv/linux/i386/fxstatat.c: New file. * sysdeps/unix/sysv/linux/m68k/fchownat.c: New file. * sysdeps/unix/sysv/linux/m68k/fxstatat.c: New file. * sysdeps/unix/sysv/linux/powerpc/fchownat.c: New file. * sysdeps/unix/sysv/linux/powerpc/powerpc32/fxstatat.c: New file. * sysdeps/unix/sysv/linux/s390/s390-32/fchownat.c: New file. * sysdeps/unix/sysv/linux/s390/s390-32/fxstatat.c: New file. * sysdeps/unix/sysv/linux/sh/fchownat.c: New file. * sysdeps/unix/sysv/linux/sh/fxstatat.c: New file. * sysdeps/unix/sysv/linux/sparc/sparc32/fchownat.c: New file. * sysdeps/unix/sysv/linux/sparc/sparc32/fxstatat.c: New file. * sysdeps/unix/sysv/linux/sparc/sparc64/fxstatat.c: New file. * sysdeps/unix/sysv/linux/wordsize-64/fxstatat.c: New file. * sysdeps/unix/sysv/linux/wordsize-64/fxstatat64.c: New file. * time/sys/time.h: Declare futimesat. * include/fcntl.h: Declare __atfct_seterrno. * sysdeps/unix/sysv/linux/openat.c (__atfct_seterrno): New function. Split out from openat code and called. (do_test): Allow openat to fail with ENOSYS. Handle AT_FDCWD. * sysdeps/generic/openat.c: Handle AT_FDCWD. * sysdeps/generic/openat64.c: Likewise. * io/tst-unlinkat.c: New file. * io/tst-fstatat.c: New file. * io/tst-futimesat.c: New file. * io/tst-renameat.c: New file. * io/tst-fchownat.c: New file. * io/tst-openat.c: Don't fail if openat is not implemented. * sysdeps/unix/sysv/linux/powerpc/chown.c: Don't provide backward compatibility code if new kernel is guaranteed. * time/sys/time.h: Add a few nonnull attributes. --- sysdeps/generic/fchownat.c | 51 +++++++++++++++++++++++++++++++++++++++++++ sysdeps/generic/futimesat.c | 52 ++++++++++++++++++++++++++++++++++++++++++++ sysdeps/generic/fxstatat.c | 49 +++++++++++++++++++++++++++++++++++++++++ sysdeps/generic/fxstatat64.c | 50 ++++++++++++++++++++++++++++++++++++++++++ sysdeps/generic/openat.c | 2 +- sysdeps/generic/openat64.c | 2 +- sysdeps/generic/renameat.c | 50 ++++++++++++++++++++++++++++++++++++++++++ sysdeps/generic/unlinkat.c | 49 +++++++++++++++++++++++++++++++++++++++++ 8 files changed, 303 insertions(+), 2 deletions(-) create mode 100644 sysdeps/generic/fchownat.c create mode 100644 sysdeps/generic/futimesat.c create mode 100644 sysdeps/generic/fxstatat.c create mode 100644 sysdeps/generic/fxstatat64.c create mode 100644 sysdeps/generic/renameat.c create mode 100644 sysdeps/generic/unlinkat.c (limited to 'sysdeps/generic') diff --git a/sysdeps/generic/fchownat.c b/sysdeps/generic/fchownat.c new file mode 100644 index 0000000000..f6921c9012 --- /dev/null +++ b/sysdeps/generic/fchownat.c @@ -0,0 +1,51 @@ +/* Copyright (C) 2005 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 Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include +#include +#include +#include +#include + +/* Change the owner and group of FILE. */ +int +fchownat (fd, file, owner, group, flag) + int fd; + const char *file; + uid_t owner; + gid_t group; + int flag; +{ + if (file == NULL || (flag & ~AT_SYMLINK_NOFOLLOW) != 0) + { + __set_errno (EINVAL); + return -1; + } + + if (fd < 0 && fd != AT_FDCWD) + { + __set_errno (EBADF); + return -1; + } + + __set_errno (ENOSYS); + return -1; +} +stub_warning (fchownat) + +#include diff --git a/sysdeps/generic/futimesat.c b/sysdeps/generic/futimesat.c new file mode 100644 index 0000000000..33d170862a --- /dev/null +++ b/sysdeps/generic/futimesat.c @@ -0,0 +1,52 @@ +/* Copyright (C) 2005 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 Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include +#include +#include +#include + + +/* Change the access time of FILE relative to FD to TVP[0] and + the modification time of FILE to TVP[1]. */ +int +futimesat (fd, file, tvp) + int fd; + const char *file; + const struct timeval tvp[2]; +{ + if (fd < 0 && fd != AT_FDCWD) + { + __set_errno (EBADF); + return -1; + } + + if (file == NULL) + { + __set_errno (EINVAL); + return -1; + } + + __set_errno (ENOSYS); + return -1; +} + +weak_alias (__utimes, utimes) + +stub_warning (utimes) +#include diff --git a/sysdeps/generic/fxstatat.c b/sysdeps/generic/fxstatat.c new file mode 100644 index 0000000000..62f7fe3efb --- /dev/null +++ b/sysdeps/generic/fxstatat.c @@ -0,0 +1,49 @@ +/* Copyright (C) 2005 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 Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include +#include +#include +#include + +/* Get information about the file descriptor FD in BUF. */ +int +__fxstatat (int vers, int fd, const char *filename, struct stat *buf, int flag) +{ + if (vers != _STAT_VER) + { + __set_errno (EINVAL); + return -1; + } + + if (fd < 0 && fd != AT_FDCWD) + { + __set_errno (EBADF); + return -1; + } + if (buf == NULL || (flag & ~AT_SYMLINK_NOFOLLOW) != 0) + { + __set_errno (EINVAL); + return -1; + } + + __set_errno (ENOSYS); + return -1; +} +stub_warning (fstatat) +#include diff --git a/sysdeps/generic/fxstatat64.c b/sysdeps/generic/fxstatat64.c new file mode 100644 index 0000000000..ba95b73e81 --- /dev/null +++ b/sysdeps/generic/fxstatat64.c @@ -0,0 +1,50 @@ +/* Copyright (C) 2005 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 Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include +#include +#include +#include + +/* Get information about the file descriptor FD in BUF. */ +int +__fxstatat64 (int vers, int fd, const char *filename, struct stat64 *buf, + int flag) +{ + if (vers != _STAT_VER) + { + __set_errno (EINVAL); + return -1; + } + + if (fd < 0 && fd != AT_FDCWD) + { + __set_errno (EBADF); + return -1; + } + if (buf == NULL || (flag & ~AT_SYMLINK_NOFOLLOW) != 0) + { + __set_errno (EINVAL); + return -1; + } + + __set_errno (ENOSYS); + return -1; +} +stub_warning (fstatat64) +#include diff --git a/sysdeps/generic/openat.c b/sysdeps/generic/openat.c index b058bcbe9f..f3f699ca23 100644 --- a/sysdeps/generic/openat.c +++ b/sysdeps/generic/openat.c @@ -39,7 +39,7 @@ openat (fd, file, oflag) return -1; } - if (file[0] != '/') + if (fd != AT_FDCWD && file[0] != '/') { /* Check FD is associated with a directory. */ struct stat64 st; diff --git a/sysdeps/generic/openat64.c b/sysdeps/generic/openat64.c index 82575df399..87952d38d6 100644 --- a/sysdeps/generic/openat64.c +++ b/sysdeps/generic/openat64.c @@ -39,7 +39,7 @@ openat64 (fd, file, oflag) return -1; } - if (file[0] != '/') + if (fd != AT_FDCWD && file[0] != '/') { /* Check FD is associated with a directory. */ struct stat64 st; diff --git a/sysdeps/generic/renameat.c b/sysdeps/generic/renameat.c new file mode 100644 index 0000000000..e8629098df --- /dev/null +++ b/sysdeps/generic/renameat.c @@ -0,0 +1,50 @@ +/* Copyright (C) 2005 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 Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include +#include +#include + + +/* Rename the file OLD relative to OLDFD to NEW relative to NEWFD. */ +int +renameat (oldfd, old, newfd, new) + int oldfd; + const char *old; + int newfd; + const char *new; +{ + if ((oldfd < 0 & oldfd !_ AT_FDCWD) || (newfd < 0 && newfd != AT_FDCWD)) + { + __set_errno (EBADF); + return -1; + } + + if (old == NULL || new == NULL) + { + __set_errno (EINVAL); + return -1; + } + + __set_errno (ENOSYS); + return -1; +} + + +stub_warning (renameat) +#include diff --git a/sysdeps/generic/unlinkat.c b/sysdeps/generic/unlinkat.c new file mode 100644 index 0000000000..f9a08b9903 --- /dev/null +++ b/sysdeps/generic/unlinkat.c @@ -0,0 +1,49 @@ +/* Copyright (C) 2005 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 Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include +#include +#include +#include + + +/* Remove the link named NAME. */ +int +unlinkat (fd, name, flag) + int fd; + const char *name; + int flag; +{ + if (name == NULL || (flag & AT_REMOVEDIR) != 0) + { + __set_errno (EINVAL); + return -1; + } + + if (fd < 0 && fd != AT_FDCWD) + { + __set_errno (EBADF); + return -1; + } + + __set_errno (ENOSYS); + return -1; +} +stub_warning (unlinkat) + +#include -- cgit 1.4.1