diff options
Diffstat (limited to 'io')
| -rw-r--r-- | io/Makefile | 2 | ||||
| -rw-r--r-- | io/Versions | 3 | ||||
| -rw-r--r-- | io/linkat.c | 51 | ||||
| -rw-r--r-- | io/readlinkat.c | 50 | ||||
| -rw-r--r-- | io/symlinkat.c | 49 |
5 files changed, 154 insertions, 1 deletions
diff --git a/io/Makefile b/io/Makefile index 76e6072c4b..4731e24d24 100644 --- a/io/Makefile +++ b/io/Makefile @@ -45,7 +45,7 @@ routines := \ getcwd getwd getdirname \ chown fchown lchown fchownat \ ttyname ttyname_r isatty \ - link symlink readlink \ + link linkat symlink symlinkat readlink readlinkat \ unlink unlinkat rmdir \ ftw ftw64 fts poll \ posix_fadvise posix_fadvise64 \ diff --git a/io/Versions b/io/Versions index 05b9bfc185..2f0f94f3bb 100644 --- a/io/Versions +++ b/io/Versions @@ -100,8 +100,11 @@ libc { GLIBC_2.4 { fchownat; __fxstatat; __fxstatat64; + linkat; mkdirat; mkfifoat; __xmknodat; openat; openat64; + readlinkat; + symlinkat; unlinkat; } } diff --git a/io/linkat.c b/io/linkat.c new file mode 100644 index 0000000000..6420d50334 --- /dev/null +++ b/io/linkat.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 <errno.h> +#include <fcntl.h> +#include <stddef.h> +#include <unistd.h> + + +/* Make a link to FROM relative to FROMFD called TO relative to TOFD. */ +int +linkat (fromfd, from, tofd, to) + int fromfd; + const char *from; + int tofd; + const char *to; +{ + if (from == NULL || to == NULL) + { + __set_errno (EINVAL); + return -1; + } + + if ((tofd != AT_FDCWD && tofd < 0 && *to != '/') + || (fromfd != AT_FDCWD && fromfd < 0 && *from != '/')) + { + __set_errno (EBADF); + return -1; + } + + __set_errno (ENOSYS); + return -1; +} +stub_warning (linkat) + +#include <stub-tag.h> diff --git a/io/readlinkat.c b/io/readlinkat.c new file mode 100644 index 0000000000..c6a032c474 --- /dev/null +++ b/io/readlinkat.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 <errno.h> +#include <fcntl.h> +#include <unistd.h> + +/* Read the contents of the symbolic link PATH relative to FD into no + more than LEN bytes of BUF. The contents are not null-terminated. + Returns the number of characters read, or -1 for errors. */ +int +readlinkat (fd, path, buf, len) + int fd; + const char *path; + char *buf; + size_t len; +{ + if (path == NULL) + { + __set_errno (EINVAL); + return -1; + } + + if (fd != AT_FDCWD && fd < 0 && *path != '/') + { + __set_errno (EBADF); + return -1; + } + + __set_errno (ENOSYS); + return -1; +} +stub_warning (readlinkat) + +#include <stub-tag.h> diff --git a/io/symlinkat.c b/io/symlinkat.c new file mode 100644 index 0000000000..5c2f3f553a --- /dev/null +++ b/io/symlinkat.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 <errno.h> +#include <fcntl.h> +#include <stddef.h> +#include <unistd.h> + + +/* Make a link to FROM called TO relative to FD. */ +int +symlinkat (from, fd, to) + const char *from; + int fd; + const char *to; +{ + if (from == NULL || to == NULL) + { + __set_errno (EINVAL); + return -1; + } + + if (fd != AT_FDCWD && fd < 0 && *to != '/') + { + __set_errno (EBADF); + return -1; + } + + __set_errno (ENOSYS); + return -1; +} +stub_warning (symlinkat) + +#include <stub-tag.h> |