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authorUlrich Drepper <drepper@redhat.com>2005-12-02 21:55:54 +0000
committerUlrich Drepper <drepper@redhat.com>2005-12-02 21:55:54 +0000
commite186c703dc073b8be95d0bf893bb8ebb127fe02b (patch)
treebcb3f09e881383811b00aa8359cb2f71391b116b /sysdeps/generic
parent975407d507f2e8ad6cbf366e22e0f41d598ddcee (diff)
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* io/Makefile (routines): Add mknodat, xmknodat, mkdirat, mkfifoat.
(static-only-routines): Add mknodat. * io/Versions [GLIBC_2.4]: Add mkdirat, mkfifoat, __xmknodat. * io/sys/stat.h: Declare mkditat, mknodat, mkfifoat, __xmknodat. Define mknodat inline function. * include/sys/stat.h: Add hidden proto for __xmknodat. * sysdeps/generic/mkdirat.c: New file. * sysdeps/generic/mkfifoat.c: New file. * sysdeps/generic/mknodat.c: New file. * sysdeps/generic/xmknodat.c: New file. * sysdeps/unix/mkfifoat.c: New file. * sysdeps/unix/sysv/linux/mkdirat.c: New file. * sysdeps/unix/sysv/linux/xmknodat.c: New file. * sysdeps/generic/xmknod.c: Add one more parameter check.
Diffstat (limited to 'sysdeps/generic')
-rw-r--r--sysdeps/generic/mkdirat.c58
-rw-r--r--sysdeps/generic/mkfifoat.c60
-rw-r--r--sysdeps/generic/mknodat.c60
-rw-r--r--sysdeps/generic/xmknodat.c63
4 files changed, 241 insertions, 0 deletions
diff --git a/sysdeps/generic/mkdirat.c b/sysdeps/generic/mkdirat.c
new file mode 100644
index 0000000000..ccea3aa8d8
--- /dev/null
+++ b/sysdeps/generic/mkdirat.c
@@ -0,0 +1,58 @@
+/* Copyright (C) 1991, 1995, 1996, 1997, 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 <sys/stat.h>
+#include <sys/types.h>
+
+
+/* Create a directory named PATH relative to FD with protections MODE. */
+int
+mkdirat (fd, path, mode)
+ int fd;
+ const char *path;
+ mode_t mode;
+{
+ if (path == NULL)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ if (fd != AT_FDCWD && path[0] != '/')
+ {
+ /* Check FD is associated with a directory. */
+ struct stat64 st;
+ if (__fxstat64 (_STAT_VER, fd, &st) != 0)
+ return -1;
+
+ if (!S_ISDIR (st.st_mode))
+ {
+ __set_errno (ENOTDIR);
+ return -1;
+ }
+ }
+
+ __set_errno (ENOSYS);
+ return -1;
+}
+stub_warning (mkdirat)
+
+#include <stub-tag.h>
diff --git a/sysdeps/generic/mkfifoat.c b/sysdeps/generic/mkfifoat.c
new file mode 100644
index 0000000000..48c38c8182
--- /dev/null
+++ b/sysdeps/generic/mkfifoat.c
@@ -0,0 +1,60 @@
+/* Copyright (C) 1991, 1995, 1996, 1997, 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 <sys/stat.h>
+#include <sys/types.h>
+
+
+/* Create a named pipe (FIFO) named PATH relative to FD with
+ protections MODE. */
+int
+mkfifoat (fd, path, mode)
+ int fd;
+ const char *path;
+ mode_t mode;
+{
+ if (path == NULL)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ if (fd != AT_FDCWD && path[0] != '/')
+ {
+ /* Check FD is associated with a directory. */
+ struct stat64 st;
+ if (__fxstat64 (_STAT_VER, fd, &st) != 0)
+ return -1;
+
+ if (!S_ISDIR (st.st_mode))
+ {
+ __set_errno (ENOTDIR);
+ return -1;
+ }
+ }
+
+ __set_errno (ENOSYS);
+ return -1;
+}
+
+
+stub_warning (mkfifoat)
+#include <stub-tag.h>
diff --git a/sysdeps/generic/mknodat.c b/sysdeps/generic/mknodat.c
new file mode 100644
index 0000000000..ac515b5b48
--- /dev/null
+++ b/sysdeps/generic/mknodat.c
@@ -0,0 +1,60 @@
+/* Copyright (C) 1995, 1996, 2001, 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.
+
+ In addition to the permissions in the GNU Lesser General Public
+ License, the Free Software Foundation gives you unlimited
+ permission to link the compiled version of this file with other
+ programs, and to distribute those programs without any restriction
+ coming from the use of this file. (The GNU Lesser General Public
+ License restrictions do apply in other respects; for example, they
+ cover modification of the file, and distribution when not linked
+ into another program.)
+
+ Note that people who make modified versions of this file are not
+ obligated to grant this special exception for their modified
+ versions; it is their choice whether to do so. The GNU Lesser
+ General Public License gives permission to release a modified
+ version without this exception; this exception also makes it
+ possible to release a modified version which carries forward this
+ exception.
+
+ 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 <sys/types.h>
+#include <sys/stat.h>
+
+/* This definition is only used if inlining fails for this function; see
+ the last page of <sys/stat.h>. The real work is done by the `x'
+ function which is passed a version number argument. We arrange in the
+ makefile that when not inlined this function is always statically
+ linked; that way a dynamically-linked executable always encodes the
+ version number corresponding to the data structures it uses, so the `x'
+ functions in the shared library can adapt without needing to recompile
+ all callers. */
+
+int
+mknodat (int fd, const char *path, mode_t mode, dev_t dev)
+{
+ return __xmknodat (_MKNOD_VER, fd, path, mode, &dev);
+}
+
+
+/* Hide the symbol so that no definition but the one locally in the
+ executable or DSO is used. */
+#ifdef HAVE_DOT_HIDDEN
+asm (".hidden\tmknodat");
+#endif
diff --git a/sysdeps/generic/xmknodat.c b/sysdeps/generic/xmknodat.c
new file mode 100644
index 0000000000..56d88c7b0f
--- /dev/null
+++ b/sysdeps/generic/xmknodat.c
@@ -0,0 +1,63 @@
+/* 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 <sys/types.h>
+#include <sys/stat.h>
+
+/* Create a device file named PATH relative to FD, with permission and
+ special bits MODE and device number DEV (which can be constructed
+ from major and minor device numbers with the `makedev' macro
+ above). */
+int
+__xmknodat (int vers, int fd, const char *path, mode_t mode, dev_t *dev)
+{
+ if (vers != _MKNOD_VER)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ if (path == NULL)
+ {
+ __set_errno (EINVAL);
+ return -1;
+ }
+
+ if (fd != AT_FDCWD && path[0] != '/')
+ {
+ /* Check FD is associated with a directory. */
+ struct stat64 st;
+ if (__fxstat64 (_STAT_VER, fd, &st) != 0)
+ return -1;
+
+ if (!S_ISDIR (st.st_mode))
+ {
+ __set_errno (ENOTDIR);
+ return -1;
+ }
+ }
+
+ __set_errno (ENOSYS);
+ return -1;
+}
+stub_warning (__xmknodat)
+
+libc_hidden_def (__xmknodat)
+#include <stub-tag.h>