summary refs log tree commit diff
path: root/sysdeps/unix/sysv/linux
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/unix/sysv/linux')
-rw-r--r--sysdeps/unix/sysv/linux/Dist1
-rw-r--r--sysdeps/unix/sysv/linux/alpha/fcntlbits.h1
-rw-r--r--sysdeps/unix/sysv/linux/fcntlbits.h1
-rw-r--r--sysdeps/unix/sysv/linux/net/if_ppp.h2
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/clone.S4
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/dl-sysdep.c237
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/kernel_termios.h25
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/socket.S4
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/statbuf.h79
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/syscall.S4
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/sysdep.h12
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/termbits.h82
-rw-r--r--sysdeps/unix/sysv/linux/readv.c71
-rw-r--r--sysdeps/unix/sysv/linux/syscalls.list5
-rw-r--r--sysdeps/unix/sysv/linux/writev.c68
15 files changed, 512 insertions, 84 deletions
diff --git a/sysdeps/unix/sysv/linux/Dist b/sysdeps/unix/sysv/linux/Dist
index 7b94300c6a..d4b6bac217 100644
--- a/sysdeps/unix/sysv/linux/Dist
+++ b/sysdeps/unix/sysv/linux/Dist
@@ -21,6 +21,7 @@ netinet/igmp.h
 netinet/in_systm.h
 netinet/ip_fw.h
 netinet/ip_icmp.h
+netinet/tcp.h
 netinet/udp.h
 netipx/ipx.h
 nfs/nfs.h
diff --git a/sysdeps/unix/sysv/linux/alpha/fcntlbits.h b/sysdeps/unix/sysv/linux/alpha/fcntlbits.h
index faf198393f..6e1c843ccb 100644
--- a/sysdeps/unix/sysv/linux/alpha/fcntlbits.h
+++ b/sysdeps/unix/sysv/linux/alpha/fcntlbits.h
@@ -27,7 +27,6 @@
 #ifdef __USE_GNU
 #define	O_READ		O_RDONLY /* Open for reading.  */
 #define O_WRITE		O_WRONLY /* Open for writing.  */
-#define O_NORW		0	/* Open without R/W access.  */
 #endif
 /* open/fcntl - O_SYNC is only implemented on blocks devices and on files
    located on an ext2 file system */
diff --git a/sysdeps/unix/sysv/linux/fcntlbits.h b/sysdeps/unix/sysv/linux/fcntlbits.h
index fdc67ce4eb..f6ba880459 100644
--- a/sysdeps/unix/sysv/linux/fcntlbits.h
+++ b/sysdeps/unix/sysv/linux/fcntlbits.h
@@ -27,7 +27,6 @@
 #ifdef __USE_GNU
 #define	O_READ		O_RDONLY /* Open for reading.  */
 #define O_WRITE		O_WRONLY /* Open for writing.  */
-#define O_NORW		0	/* Open without R/W access.  */
 #endif
 /* open/fcntl - O_SYNC is only implemented on blocks devices and on files
    located on an ext2 file system */
diff --git a/sysdeps/unix/sysv/linux/net/if_ppp.h b/sysdeps/unix/sysv/linux/net/if_ppp.h
index 567dccebe3..0f2a979cd6 100644
--- a/sysdeps/unix/sysv/linux/net/if_ppp.h
+++ b/sysdeps/unix/sysv/linux/net/if_ppp.h
@@ -51,7 +51,7 @@ __BEGIN_DECLS
 
 #define	PPP_MTU		1500	/* Default MTU (size of Info field) */
 #define PPP_MAXMRU	65000	/* Largest MRU we allow */
-#define PPP_VERSION	"2.3.0"
+#define PPP_VERSION	"2.2.0"
 #define PPP_MAGIC	0x5002	/* Magic value for the ppp structure */
 #define PROTO_IPX	0x002b	/* protocol numbers */
 #define PROTO_DNA_RT    0x0027  /* DNA Routing */
diff --git a/sysdeps/unix/sysv/linux/powerpc/clone.S b/sysdeps/unix/sysv/linux/powerpc/clone.S
index e5fa16d8c5..0afd0717f4 100644
--- a/sysdeps/unix/sysv/linux/powerpc/clone.S
+++ b/sysdeps/unix/sysv/linux/powerpc/clone.S
@@ -71,4 +71,8 @@ child:
 badargs:
 	li 3,-EINVAL
 error:
+#ifdef PIC
+	b __syscall_error@plt
+#else
 	b __syscall_error
+#endif
diff --git a/sysdeps/unix/sysv/linux/powerpc/dl-sysdep.c b/sysdeps/unix/sysv/linux/powerpc/dl-sysdep.c
new file mode 100644
index 0000000000..eb732d6fb1
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/powerpc/dl-sysdep.c
@@ -0,0 +1,237 @@
+/* Operating system support for run-time dynamic linker.  Linux/PPC version.
+   Copyright (C) 1995, 1996, 1997 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 <elf.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/mman.h>
+#include <fcntl.h>
+#include <link.h>
+#include <unistd.h>
+#include <stdarg.h>
+#include <string.h>
+
+
+extern int _dl_argc;
+extern char **_dl_argv;
+extern char **_environ;
+extern size_t _dl_pagesize;
+extern void _end;
+extern void _start (void);
+
+int __libc_enable_secure;
+int __libc_multiple_libcs;	/* Defining this here avoids the inclusion
+				   of init-first.  */
+
+ElfW(Addr)
+_dl_sysdep_start (void **start_argptr,
+		  void (*dl_main) (const ElfW(Phdr) *phdr, ElfW(Word) phnum,
+				   ElfW(Addr) *user_entry))
+{
+  const ElfW(Phdr) *phdr = NULL;
+  ElfW(Word) phnum = 0;
+  ElfW(Addr) user_entry;
+  ElfW(auxv_t) *av;
+  uid_t uid = 0;
+  uid_t euid = 0;
+  gid_t gid = 0;
+  gid_t egid = 0;
+  unsigned int seen;
+
+  user_entry = (ElfW(Addr)) &_start;
+  _dl_argc = *(long *) start_argptr;
+  _dl_argv = (char **) start_argptr + 1;
+  _environ = &_dl_argv[_dl_argc + 1];
+  start_argptr = (void **) _environ;
+  while (*start_argptr)
+    ++start_argptr;
+  ++start_argptr;
+
+  if (*start_argptr == 0 &&
+      ((unsigned)(char *)start_argptr & 0xF) != 0)
+    {
+      unsigned test_sap = (int)(char *)start_argptr;
+      test_sap = test_sap + 0xF & ~0xF;
+      if (*(long *)(char *)test_sap == AT_PHDR)
+	start_argptr = (void **)(char *)test_sap;
+    }
+
+  seen = 0;
+#define M(type) (1 << (type))
+
+  for (av = (void *) start_argptr;
+       av->a_type != AT_NULL;
+       seen |= M ((++av)->a_type))
+    switch (av->a_type)
+      {
+      case AT_PHDR:
+	phdr = av->a_un.a_ptr;
+	break;
+      case AT_PHNUM:
+	phnum = av->a_un.a_val;
+	break;
+      case AT_PAGESZ:
+	_dl_pagesize = av->a_un.a_val;
+	break;
+      case AT_ENTRY:
+	user_entry = av->a_un.a_val;
+	break;
+      case AT_UID:
+	uid = av->a_un.a_val;
+	break;
+      case AT_GID:
+	gid = av->a_un.a_val;
+	break;
+      case AT_EUID:
+	euid = av->a_un.a_val;
+	break;
+      case AT_EGID:
+	egid = av->a_un.a_val;
+	break;
+      }
+
+  /* Linux doesn't provide us with any of these values on the stack
+     when the dynamic linker is run directly as a program.  */
+
+#define SEE(UID, uid) if ((seen & M (AT_##UID)) == 0) uid = __get##uid ()
+  SEE (UID, uid);
+  SEE (GID, gid);
+  SEE (EUID, euid);
+  SEE (EGID, egid);
+
+
+  __libc_enable_secure = uid != euid || gid != egid;
+
+  __brk (0);			/* Initialize the break.  */
+
+  if (__sbrk (0) == &_end)
+    {
+      /* The dynamic linker was run as a program, and so the initial break
+	 starts just after our bss, at &_end.  The malloc in dl-minimal.c
+	 will consume the rest of this page, so tell the kernel to move the
+	 break up that far.  When the user program examines its break, it
+	 will see this new value and not clobber our data.  */
+      size_t pg = __getpagesize ();
+
+      __sbrk (pg - ((&_end - (void *) 0) & pg));
+      __sbrk (pg - ((&_end - (void *) 0) & (pg - 1)));
+    }
+
+  (*dl_main) (phdr, phnum, &user_entry);
+  return user_entry;
+}
+
+void
+_dl_sysdep_start_cleanup (void)
+{
+}
+
+#ifndef MAP_ANON
+/* This is only needed if the system doesn't support MAP_ANON.  */
+
+int
+_dl_sysdep_open_zero_fill (void)
+{
+  return __open ("/dev/zero", O_RDONLY);
+}
+#endif
+
+/* Read the whole contents of FILE into new mmap'd space with given
+   protections.  *SIZEP gets the size of the file.  */
+
+void *
+_dl_sysdep_read_whole_file (const char *file, size_t *sizep, int prot)
+{
+  void *result;
+  struct stat st;
+  int fd = __open (file, O_RDONLY);
+  if (fd < 0)
+    return NULL;
+  if (__fstat (fd, &st) < 0)
+    result = NULL;
+  else
+    {
+      /* Map a copy of the file contents.  */
+      result = __mmap (0, st.st_size, prot,
+#ifdef MAP_COPY
+		       MAP_COPY
+#else
+		       MAP_PRIVATE
+#endif
+#ifdef MAP_FILE
+		       | MAP_FILE
+#endif
+		       , fd, 0);
+      if (result == (void *) -1)
+	result = NULL;
+      else
+	*sizep = st.st_size;
+    }
+  __close (fd);
+  return result;
+}
+
+void
+_dl_sysdep_fatal (const char *msg, ...)
+{
+  va_list ap;
+
+  va_start (ap, msg);
+  do
+    {
+      size_t len = strlen (msg);
+      __write (STDERR_FILENO, msg, len);
+      msg = va_arg (ap, const char *);
+    } while (msg);
+  va_end (ap);
+
+  _exit (127);
+}
+
+
+void
+_dl_sysdep_error (const char *msg, ...)
+{
+  va_list ap;
+
+  va_start (ap, msg);
+  do
+    {
+      size_t len = strlen (msg);
+      __write (STDERR_FILENO, msg, len);
+      msg = va_arg (ap, const char *);
+    } while (msg);
+  va_end (ap);
+}
+
+
+void
+_dl_sysdep_message (const char *msg, ...)
+{
+  va_list ap;
+
+  va_start (ap, msg);
+  do
+    {
+      size_t len = strlen (msg);
+      __write (STDOUT_FILENO, msg, len);
+      msg = va_arg (ap, const char *);
+    } while (msg);
+  va_end (ap);
+}
diff --git a/sysdeps/unix/sysv/linux/powerpc/kernel_termios.h b/sysdeps/unix/sysv/linux/powerpc/kernel_termios.h
new file mode 100644
index 0000000000..acf62a42ca
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/powerpc/kernel_termios.h
@@ -0,0 +1,25 @@
+#ifndef _SYS_KERNEL_TERMIOS_H
+#define _SYS_KERNEL_TERMIOS_H 1
+/* The following corresponds to the values from the Linux 2.0.28 kernel.  */
+
+/* We need the definition of tcflag_t, cc_t, and speed_t.  */
+#include <termbits.h>
+
+#define __KERNEL_NCCS 19
+
+struct __kernel_termios
+  {
+    tcflag_t c_iflag;		/* input mode flags */
+    tcflag_t c_oflag;		/* output mode flags */
+    tcflag_t c_cflag;		/* control mode flags */
+    tcflag_t c_lflag;		/* local mode flags */
+    cc_t c_cc[__KERNEL_NCCS];	/* control characters */
+    cc_t c_line;		/* line discipline */
+    int c_ispeed;               /* input speed */
+    int c_ospeed;               /* output speed */
+  };
+
+#define _HAVE_C_ISPEED 1
+#define _HAVE_C_OSPEED 1
+
+#endif /* sys/kernel_termios.h */
diff --git a/sysdeps/unix/sysv/linux/powerpc/socket.S b/sysdeps/unix/sysv/linux/powerpc/socket.S
index 32bb8f64cd..12417faac6 100644
--- a/sysdeps/unix/sysv/linux/powerpc/socket.S
+++ b/sysdeps/unix/sysv/linux/powerpc/socket.S
@@ -76,7 +76,11 @@ ENTRY(P(__,socket))
 	DO_CALL(SYS_ify(socketcall))
 	addi 1,1,48
 	bnslr
+#ifdef PIC
+	b __syscall_error@plt
+#else
 	b __syscall_error
+#endif
 
 PSEUDO_END (P(__,socket))
 
diff --git a/sysdeps/unix/sysv/linux/powerpc/statbuf.h b/sysdeps/unix/sysv/linux/powerpc/statbuf.h
new file mode 100644
index 0000000000..5be5736931
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/powerpc/statbuf.h
@@ -0,0 +1,79 @@
+/* Copyright (C) 1992, 1995, 1996, 1997 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.  */
+
+#ifndef	_STATBUF_H
+#define	_STATBUF_H	1
+
+/* Versions of the `struct stat' data structure.  */
+#define _STAT_VER_LINUX		1
+#define _STAT_VER_SVR4		2
+#define _STAT_VER		_STAT_VER_LINUX	/* The one defined below.  */
+
+/* Versions of the `xmknod' interface.  */
+#define _MKNOD_VER_LINUX	1
+#define _MKNOD_VER_SVR4		2
+#define _MKNOD_VER		_MKNOD_VER_LINUX /* The bits defined below.  */
+
+
+struct stat
+  {
+    unsigned int st_dev;		/* Device.  */
+    unsigned int st_ino;		/* File serial number.	*/
+    unsigned int st_mode;		/* File mode.  */
+    unsigned short int st_nlink;	/* Link count.  */
+    unsigned int st_uid;		/* User ID of the file's owner.	*/
+    unsigned int st_gid;		/* Group ID of the file's group.*/
+    unsigned int st_rdev;		/* Device number, if device.  */
+    long int st_size;			/* Size of file, in bytes.  */
+    unsigned long int st_blksize;	/* Optimal block size for I/O.  */
+#define	_STATBUF_ST_BLKSIZE		/* Tell code we have this member.  */
+
+    unsigned long int st_blocks;	/* Number of 512-byte blocks allocated.  */
+    unsigned long int st_atime;		/* Time of last access.  */
+    unsigned long int __unused1;
+    unsigned long int st_mtime;		/* Time of last modification.  */
+    unsigned long int __unused2;
+    unsigned long int st_ctime;		/* Time of last status change.  */
+    unsigned long int __unused3;
+    unsigned long int __unused4;
+    unsigned long int __unused5;
+  };
+
+/* Encoding of the file mode.  */
+
+#define	__S_IFMT	0170000	/* These bits determine file type.  */
+
+/* File types.  */
+#define	__S_IFDIR	0040000	/* Directory.  */
+#define	__S_IFCHR	0020000	/* Character device.  */
+#define	__S_IFBLK	0060000	/* Block device.  */
+#define	__S_IFREG	0100000	/* Regular file.  */
+#define	__S_IFIFO	0010000	/* FIFO.  */
+#define	__S_IFLNK	0120000	/* Symbolic link.  */
+#define	__S_IFSOCK	0140000	/* Socket.  */
+
+/* Protection bits.  */
+
+#define	__S_ISUID	04000	/* Set user ID on execution.  */
+#define	__S_ISGID	02000	/* Set group ID on execution.  */
+#define	__S_ISVTX	01000	/* Save swapped text after use (sticky).  */
+#define	__S_IREAD	0400	/* Read by owner.  */
+#define	__S_IWRITE	0200	/* Write by owner.  */
+#define	__S_IEXEC	0100	/* Execute by owner.  */
+
+#endif	/* statbuf.h */
diff --git a/sysdeps/unix/sysv/linux/powerpc/syscall.S b/sysdeps/unix/sysv/linux/powerpc/syscall.S
index 9b3f66682e..441dd5d433 100644
--- a/sysdeps/unix/sysv/linux/powerpc/syscall.S
+++ b/sysdeps/unix/sysv/linux/powerpc/syscall.S
@@ -28,5 +28,9 @@ ENTRY (syscall)
 	mr	7,8
 	sc
 	bnslr
+#ifdef PIC
+	b __syscall_error@plt
+#else
 	b __syscall_error
+#endif
 PSEUDO_END (syscall)
diff --git a/sysdeps/unix/sysv/linux/powerpc/sysdep.h b/sysdeps/unix/sysv/linux/powerpc/sysdep.h
index c08e3d8060..d6d33bf7af 100644
--- a/sysdeps/unix/sysv/linux/powerpc/sysdep.h
+++ b/sysdeps/unix/sysv/linux/powerpc/sysdep.h
@@ -41,13 +41,21 @@
     li 0,syscall;						              \
     sc
 
+#ifdef PIC
+#define PSEUDO(name, syscall_name, args)				      \
+  .text;								      \
+  ENTRY (name)								      \
+    DO_CALL (SYS_ify (syscall_name));					      \
+    bnslr;								      \
+    b __syscall_error@plt
+#else
 #define PSEUDO(name, syscall_name, args)                                      \
   .text;								      \
   ENTRY (name)                                                                \
     DO_CALL (SYS_ify (syscall_name));				              \
-    bnslr; \
+    bnslr;                                                                    \
     b __syscall_error
-
+#endif
 #define ret	/* Nothing (should be 'blr', but never reached).  */
 
 #endif	/* ASSEMBLER */
diff --git a/sysdeps/unix/sysv/linux/powerpc/termbits.h b/sysdeps/unix/sysv/linux/powerpc/termbits.h
index d1b0a3e3cb..4c6073bfc2 100644
--- a/sysdeps/unix/sysv/linux/powerpc/termbits.h
+++ b/sysdeps/unix/sysv/linux/powerpc/termbits.h
@@ -17,9 +17,7 @@
    Boston, MA 02111-1307, USA.  */
 
 #ifndef _TERMBITS_H
-#define _TERMBITS_H
-
-#include <linux/posix_types.h>
+#define _TERMBITS_H	1
 
 typedef unsigned char	cc_t;
 typedef unsigned int	speed_t;
@@ -31,14 +29,14 @@ typedef unsigned int	tcflag_t;
  * concerning namespace pollution.
  */
 
-#define NCCS 19
+#define NCCS 32
 struct termios {
 	tcflag_t c_iflag;		/* input mode flags */
 	tcflag_t c_oflag;		/* output mode flags */
 	tcflag_t c_cflag;		/* control mode flags */
 	tcflag_t c_lflag;		/* local mode flags */
-	cc_t c_cc[NCCS];		/* control characters */
 	cc_t c_line;			/* line discipline (== c_cc[19]) */
+	cc_t c_cc[NCCS];		/* control characters */
 	speed_t c_ispeed;		/* input speed */
 	speed_t c_ospeed;		/* output speed */
 };
@@ -219,80 +217,6 @@ struct ltchars {
 	char	t_lnextc;
 };
 
-#define FIOCLEX		_IO('f', 1)
-#define FIONCLEX	_IO('f', 2)
-#define FIOASYNC	_IOW('f', 125, int)
-#define FIONBIO		_IOW('f', 126, int)
-#define FIONREAD	_IOR('f', 127, int)
-#define TIOCINQ		FIONREAD
-
-#define TIOCGETP	_IOR('t', 8, struct sgttyb)
-#define TIOCSETP	_IOW('t', 9, struct sgttyb)
-#define TIOCSETN	_IOW('t', 10, struct sgttyb)	/* TIOCSETP wo flush */
-
-#define TIOCSETC	_IOW('t', 17, struct tchars)
-#define TIOCGETC	_IOR('t', 18, struct tchars)
-#define TCGETS		_IOR('t', 19, struct termios)
-#define TCSETS		_IOW('t', 20, struct termios)
-#define TCSETSW		_IOW('t', 21, struct termios)
-#define TCSETSF		_IOW('t', 22, struct termios)
-
-#define TCGETA		_IOR('t', 23, struct termio)
-#define TCSETA		_IOW('t', 24, struct termio)
-#define TCSETAW		_IOW('t', 25, struct termio)
-#define TCSETAF		_IOW('t', 28, struct termio)
-
-#define TCSBRK		_IO('t', 29)
-#define TCXONC		_IO('t', 30)
-#define TCFLSH		_IO('t', 31)
-
-#define TIOCSWINSZ	_IOW('t', 103, struct winsize)
-#define TIOCGWINSZ	_IOR('t', 104, struct winsize)
-#define	TIOCSTART	_IO('t', 110)		/* start output, like ^Q */
-#define	TIOCSTOP	_IO('t', 111)		/* stop output, like ^S */
-#define TIOCOUTQ        _IOR('t', 115, int)     /* output queue size */
-
-#define TIOCGLTC	_IOR('t', 116, struct ltchars)
-#define TIOCSLTC	_IOW('t', 117, struct ltchars)
-#define TIOCSPGRP	_IOW('t', 118, int)
-#define TIOCGPGRP	_IOR('t', 119, int)
-
-#define TIOCEXCL	0x540C
-#define TIOCNXCL	0x540D
-#define TIOCSCTTY	0x540E
-
-#define TIOCSTI		0x5412
-#define TIOCMGET	0x5415
-#define TIOCMBIS	0x5416
-#define TIOCMBIC	0x5417
-#define TIOCMSET	0x5418
-#define TIOCGSOFTCAR	0x5419
-#define TIOCSSOFTCAR	0x541A
-#define TIOCLINUX	0x541C
-#define TIOCCONS	0x541D
-#define TIOCGSERIAL	0x541E
-#define TIOCSSERIAL	0x541F
-#define TIOCPKT		0x5420
-
-#define TIOCNOTTY	0x5422
-#define TIOCSETD	0x5423
-#define TIOCGETD	0x5424
-#define TCSBRKP		0x5425	/* Needed for POSIX tcsendbreak() */
-#define TIOCTTYGSTRUCT	0x5426  /* For debugging only */
-
-#define TIOCSERCONFIG	0x5453
-#define TIOCSERGWILD	0x5454
-#define TIOCSERSWILD	0x5455
-#define TIOCGLCKTRMIOS	0x5456
-#define TIOCSLCKTRMIOS	0x5457
-#define TIOCSERGSTRUCT	0x5458 /* For debugging only */
-#define TIOCSERGETLSR   0x5459 /* Get line status register */
-#define TIOCSERGETMULTI 0x545A /* Get multiport config  */
-#define TIOCSERSETMULTI 0x545B /* Set multiport config */
-
-#define TIOCMIWAIT	0x545C	/* wait for a change on serial input line(s) */
-#define TIOCGICOUNT	0x545D	/* read serial port inline interrupt counts */
-
 /* Used for packet mode */
 #define TIOCPKT_DATA		 0
 #define TIOCPKT_FLUSHREAD	 1
diff --git a/sysdeps/unix/sysv/linux/readv.c b/sysdeps/unix/sysv/linux/readv.c
new file mode 100644
index 0000000000..458e8ffb38
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/readv.c
@@ -0,0 +1,71 @@
+/* readv supports all Linux kernels >= 2.0.
+   Copyright (C) 1997 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,
+   read to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <errno.h>
+#include <stddef.h>
+#include <sys/param.h>
+#include <sys/uio.h>
+
+extern ssize_t __syscall_readv __P ((int, __const struct iovec *, int));
+
+
+/* Not all versions of the kernel support the large number of records.  */
+#undef MAX_IOVEC
+#ifdef UIO_FASTIOV
+# define MAX_IOVEC	UIO_FASTIOV
+#else
+# define MAX_IOVEC	8	/* 8 is a safe number. */
+#endif
+
+
+/* We should deal with kernel which have a smaller UIO_MAXIOV as well
+   as a very big count.  */
+ssize_t
+readv (fd, vector, count)
+     int fd;
+     const struct iovec *vector;
+     int count;
+{
+  int errno_saved = errno;
+  ssize_t bytes_read;
+
+  bytes_read = __syscall_readv (fd, vector, count);
+
+  if (bytes_read < 0 && errno == EINVAL && count > MAX_IOVEC)
+    {
+      int i;
+
+      /* Restore the old error value as if nothing happened.  */
+      __set_errno (errno_saved);
+
+      bytes_read = 0;
+      for (i = 0; i < count; i += MAX_IOVEC)
+	{
+	  ssize_t bytes = __syscall_readv (fd, vector + i,
+					   MIN (count - i, MAX_IOVEC));
+
+	  if (bytes < 0)
+	    return bytes;
+
+	  bytes_read += bytes;
+	}
+    }
+
+  return bytes_read;
+}
diff --git a/sysdeps/unix/sysv/linux/syscalls.list b/sysdeps/unix/sysv/linux/syscalls.list
index 4e92f6d35c..f8644c2705 100644
--- a/sysdeps/unix/sysv/linux/syscalls.list
+++ b/sysdeps/unix/sysv/linux/syscalls.list
@@ -56,7 +56,12 @@ setresuid	EXTRA	setresuid	3	setresuid
 sigpending	-	sigpending	1	sigpending
 sigprocmask	-	sigprocmask	3	__sigprocmask	sigprocmask
 sigreturn	-	sigreturn	1	__sigreturn	sigreturn
+sys_fstat	fxstat	fstat		2	__syscall_fstat
 sys_mknod	xmknod	mknod		3	__syscall_mknod
+sys_lstat	lxstat	lstat		2	__syscall_lstat
+sys_readv	readv	readv		3	__syscall_readv
+sys_stat	xstat	stat		2	__syscall_stat
+sys_writev	writev	writev		3	__syscall_writev
 sysinfo		EXTRA	sysinfo		1	sysinfo
 swapon		-	swapon		2	swapon
 umount		EXTRA	umount		1	__umount	umount
diff --git a/sysdeps/unix/sysv/linux/writev.c b/sysdeps/unix/sysv/linux/writev.c
new file mode 100644
index 0000000000..11afd81d2e
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/writev.c
@@ -0,0 +1,68 @@
+/* writev supports all Linux kernels >= 2.0.
+   Copyright (C) 1997 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 <errno.h>
+#include <stddef.h>
+#include <sys/param.h>
+#include <sys/uio.h>
+
+extern ssize_t __syscall_writev __P ((int, const struct iovec *, int));
+
+/* Not all versions of the kernel support the large number of records.  */
+#undef MAX_IOVEC
+#ifdef UIO_FASTIOV
+# define MAX_IOVEC	UIO_FASTIOV
+#else
+# define MAX_IOVEC	8	/* 8 is a safe number. */
+#endif
+
+
+/* We should deal with kernel which have a smaller UIO_MAXIOV as well
+   as a very big count.  */
+ssize_t
+writev (fd, vector, count)
+     int fd;
+     const struct iovec *vector;
+     int count;
+{
+  int errno_saved = errno;
+  ssize_t bytes_written;
+
+  bytes_written = __syscall_writev (fd, vector, count);
+
+  if (bytes_written < 0 && errno == EINVAL && count > MAX_IOVEC)
+    {
+      int i;
+
+      /* Restore the old error value as if nothing happened.  */
+      __set_errno (errno_saved);
+
+      bytes_written = 0;
+      for (i = 0; i < count; i += MAX_IOVEC)
+	{
+	  ssize_t bytes = __syscall_writev (fd, vector + i,
+					    MIN (count - i, MAX_IOVEC));
+
+	  if (bytes < 0)
+	    return bytes_written > 0 ? bytes_written : bytes;
+	}
+    }
+
+  return bytes_written;
+}