import headers from glibc

3 files changed, 411 insertions, 0 deletions

diff --git a/libc/sysdeps/linux/x86_64/bits/environments.h b/libc/sysdeps/linux/x86_64/bits/environments.h
new file mode 100644
index 000000000..a51a564cb
--- /dev/null
+++ b/libc/sysdeps/linux/x86_64/bits/environments.h
@@ -0,0 +1,87 @@
+/* Copyright (C) 1999, 2001, 2004 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.  */
+
+#ifndef _UNISTD_H
+# error "Never include this file directly.  Use <unistd.h> instead"
+#endif
+
+#include <bits/wordsize.h>
+
+/* This header should define the following symbols under the described
+   situations.  A value `1' means that the model is always supported,
+   `-1' means it is never supported.  Undefined means it cannot be
+   statically decided.
+
+   _POSIX_V6_ILP32_OFF32   32bit int, long, pointers, and off_t type
+   _POSIX_V6_ILP32_OFFBIG  32bit int, long, and pointers and larger off_t type
+
+   _POSIX_V6_LP64_OFF32	   64bit long and pointers and 32bit off_t type
+   _POSIX_V6_LPBIG_OFFBIG  64bit long and pointers and large off_t type
+
+   The macros _XBS5_ILP32_OFF32, _XBS5_ILP32_OFFBIG, _XBS5_LP64_OFF32, and
+   _XBS5_LPBIG_OFFBIG were used in previous versions of the Unix standard
+   and are available only for compatibility.
+*/
+
+#if __WORDSIZE == 64
+
+/* Environments with 32-bit wide pointers are optionally provided.
+   Therefore following macros aren't defined:
+   # undef _POSIX_V6_ILP32_OFF32
+   # undef _POSIX_V6_ILP32_OFFBIG
+   # undef _XBS5_ILP32_OFF32
+   # undef _XBS5_ILP32_OFFBIG
+   and users need to check at runtime.  */
+
+/* We also have no use (for now) for an environment with bigger pointers
+   and offsets.  */
+# define _POSIX_V6_LPBIG_OFFBIG	-1
+# define _XBS5_LPBIG_OFFBIG	-1
+
+/* By default we have 64-bit wide `long int', pointers and `off_t'.  */
+# define _POSIX_V6_LP64_OFF64	1
+# define _XBS5_LP64_OFF64	1
+
+#else /* __WORDSIZE == 32 */
+
+/* By default we have 32-bit wide `int', `long int', pointers and `off_t'
+   and all platforms support LFS.  */
+# define _POSIX_V6_ILP32_OFF32	1
+# define _POSIX_V6_ILP32_OFFBIG	1
+# define _XBS5_ILP32_OFF32	1
+# define _XBS5_ILP32_OFFBIG	1
+
+/* We optionally provide an environment with the above size but an 64-bit
+   side `off_t'.  Therefore we don't define _XBS5_ILP32_OFFBIG.  */
+
+/* Environments with 64-bit wide pointers can be provided,
+   so these macros aren't defined:
+   # undef _POSIX_V6_LP64_OFF64
+   # undef _POSIX_V6_LPBIG_OFFBIG
+   # undef _XBS5_LP64_OFF64
+   # undef _XBS5_LPBIG_OFFBIG
+   and sysconf tests for it at runtime.  */
+
+#endif /* __WORDSIZE == 32 */
+
+#define __ILP32_OFF32_CFLAGS	"-m32"
+#define __ILP32_OFFBIG_CFLAGS	"-m32 -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64"
+#define __ILP32_OFF32_LDFLAGS	"-m32"
+#define __ILP32_OFFBIG_LDFLAGS	"-m32"
+#define __LP64_OFF64_CFLAGS	"-m64"
+#define __LP64_OFF64_LDFLAGS	"-m64"
diff --git a/libc/sysdeps/linux/x86_64/bits/sigcontext.h b/libc/sysdeps/linux/x86_64/bits/sigcontext.h
new file mode 100644
index 000000000..08d4c52b2
--- /dev/null
+++ b/libc/sysdeps/linux/x86_64/bits/sigcontext.h
@@ -0,0 +1,151 @@
+/* Copyright (C) 2002 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.  */
+
+#ifndef _BITS_SIGCONTEXT_H
+#define _BITS_SIGCONTEXT_H  1
+
+#if !defined _SIGNAL_H && !defined _SYS_UCONTEXT_H
+# error "Never use <bits/sigcontext.h> directly; include <signal.h> instead."
+#endif
+
+#include <bits/wordsize.h>
+
+struct _fpreg
+{
+  unsigned short significand[4];
+  unsigned short exponent;
+};
+
+struct _fpxreg
+{
+  unsigned short significand[4];
+  unsigned short exponent;
+  unsigned short padding[3];
+};
+
+struct _xmmreg
+{
+  __uint32_t	element[4];
+};
+
+
+
+#if __WORDSIZE == 32
+
+struct _fpstate
+{
+  /* Regular FPU environment.  */
+  __uint32_t	cw;
+  __uint32_t		sw;
+  __uint32_t		tag;
+  __uint32_t		ipoff;
+  __uint32_t		cssel;
+  __uint32_t		dataoff;
+  __uint32_t		datasel;
+  struct _fpreg	_st[8];
+  unsigned short status;
+  unsigned short magic;
+
+  /* FXSR FPU environment.  */
+  __uint32_t		_fxsr_env[6];
+  __uint32_t		mxcsr;
+  __uint32_t		reserved;
+  struct _fpxreg	_fxsr_st[8];
+  struct _xmmreg	_xmm[8];
+  __uint32_t		padding[56];
+};
+
+struct sigcontext
+{
+  unsigned short gs, __gsh;
+  unsigned short fs, __fsh;
+  unsigned short es, __esh;
+  unsigned short ds, __dsh;
+  unsigned long edi;
+  unsigned long esi;
+  unsigned long ebp;
+  unsigned long esp;
+  unsigned long ebx;
+  unsigned long edx;
+  unsigned long ecx;
+  unsigned long eax;
+  unsigned long trapno;
+  unsigned long err;
+  unsigned long eip;
+  unsigned short cs, __csh;
+  unsigned long eflags;
+  unsigned long esp_at_signal;
+  unsigned short ss, __ssh;
+  struct _fpstate * fpstate;
+  unsigned long oldmask;
+  unsigned long cr2;
+};
+
+#else /* __WORDSIZE == 64 */
+
+struct _fpstate
+{
+  /* FPU environment matching the 64-bit FXSAVE layout.  */
+  __uint16_t		cwd;
+  __uint16_t		swd;
+  __uint16_t		ftw;
+  __uint16_t		fop;
+  __uint64_t		rip;
+  __uint64_t		rdp;
+  __uint32_t		mxcsr;
+  __uint32_t		mxcr_mask;
+  struct _fpxreg	_st[8];
+  struct _xmmreg	_xmm[16];
+  __uint32_t		padding[24];
+};
+
+struct sigcontext
+{
+  unsigned long r8;
+  unsigned long r9;
+  unsigned long r10;
+  unsigned long r11;
+  unsigned long r12;
+  unsigned long r13;
+  unsigned long r14;
+  unsigned long r15;
+  unsigned long rdi;
+  unsigned long rsi;
+  unsigned long rbp;
+  unsigned long rbx;
+  unsigned long rdx;
+  unsigned long rax;
+  unsigned long rcx;
+  unsigned long rsp;
+  unsigned long rip;
+  unsigned long eflags;
+  unsigned short cs;
+  unsigned short gs;
+  unsigned short fs;
+  unsigned short __pad0;
+  unsigned long err;
+  unsigned long trapno;
+  unsigned long oldmask;
+  unsigned long cr2;
+  struct _fpstate * fpstate;
+  unsigned long __reserved1 [8];
+};
+
+#endif /* __WORDSIZE == 64 */
+
+#endif /* _BITS_SIGCONTEXT_H */
diff --git a/libc/sysdeps/linux/x86_64/bits/stat.h b/libc/sysdeps/linux/x86_64/bits/stat.h
new file mode 100644
index 000000000..ddc292a34
--- /dev/null
+++ b/libc/sysdeps/linux/x86_64/bits/stat.h
@@ -0,0 +1,173 @@
+/* Copyright (C) 1999,2000,2001,2002,2003 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.  */
+
+#ifndef _SYS_STAT_H
+# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
+#endif
+
+/* Versions of the `struct stat' data structure.  */
+#define _STAT_VER_KERNEL	0
+
+#if __WORDSIZE == 32
+# define _STAT_VER_SVR4		2
+# define _STAT_VER_LINUX	3
+
+/* i386 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.  */
+#else
+# define _STAT_VER_LINUX	1
+
+/* x86-64 versions of the `xmknod' interface.  */
+# define _MKNOD_VER_LINUX	0
+#endif
+
+#define _STAT_VER		_STAT_VER_LINUX
+
+struct stat
+  {
+    __dev_t st_dev;		/* Device.  */
+#if __WORDSIZE == 32
+    unsigned short int __pad1;
+#endif
+#if __WORDSIZE == 64 || !defined __USE_FILE_OFFSET64
+    __ino_t st_ino;		/* File serial number.	*/
+#else
+    __ino_t __st_ino;			/* 32bit file serial number.	*/
+#endif
+#if __WORDSIZE == 32
+    __mode_t st_mode;			/* File mode.  */
+    __nlink_t st_nlink;			/* Link count.  */
+#else
+    __nlink_t st_nlink;		/* Link count.  */
+    __mode_t st_mode;		/* File mode.  */
+#endif
+    __uid_t st_uid;		/* User ID of the file's owner.	*/
+    __gid_t st_gid;		/* Group ID of the file's group.*/
+#if __WORDSIZE == 64
+    int pad0;
+#endif
+    __dev_t st_rdev;		/* Device number, if device.  */
+#if __WORDSIZE == 32
+    unsigned short int __pad2;
+#endif
+#if __WORDSIZE == 64 || !defined __USE_FILE_OFFSET64
+    __off_t st_size;			/* Size of file, in bytes.  */
+#else
+    __off64_t st_size;			/* Size of file, in bytes.  */
+#endif
+    __blksize_t st_blksize;	/* Optimal block size for I/O.  */
+#if __WORDSIZE == 64 || !defined __USE_FILE_OFFSET64
+    __blkcnt_t st_blocks;		/* Number 512-byte blocks allocated. */
+#else
+    __blkcnt64_t st_blocks;		/* Number 512-byte blocks allocated. */
+#endif
+    __time_t st_atime;			/* Time of last access.  */
+    unsigned long int st_atimensec;	/* Nscecs of last access.  */
+    __time_t st_mtime;			/* Time of last modification.  */
+    unsigned long int st_mtimensec;	/* Nsecs of last modification.  */
+    __time_t st_ctime;			/* Time of last status change.  */
+    unsigned long int st_ctimensec;	/* Nsecs of last status change.  */
+#if __WORDSIZE == 64
+    long int __unused[3];
+#else
+# ifndef __USE_FILE_OFFSET64
+    unsigned long int __unused4;
+    unsigned long int __unused5;
+# else
+    __ino64_t st_ino;			/* File serial number.	*/
+# endif
+#endif
+  };
+
+#ifdef __USE_LARGEFILE64
+/* Note stat64 has the same shape as stat for x86-64.  */
+struct stat64
+  {
+    __dev_t st_dev;		/* Device.  */
+#if __WORDSIZE == 64
+    __ino64_t st_ino;		/* File serial number.  */
+    __nlink_t st_nlink;		/* Link count.  */
+    __mode_t st_mode;		/* File mode.  */
+#else
+    unsigned int __pad1;
+    __ino_t __st_ino;			/* 32bit file serial number.	*/
+    __mode_t st_mode;			/* File mode.  */
+    __nlink_t st_nlink;			/* Link count.  */
+#endif
+    __uid_t st_uid;		/* User ID of the file's owner.	*/
+    __gid_t st_gid;		/* Group ID of the file's group.*/
+#if __WORDSIZE == 64
+    int pad0;
+    __dev_t st_rdev;		/* Device number, if device.  */
+    __off_t st_size;		/* Size of file, in bytes.  */
+#else
+    __dev_t st_rdev;			/* Device number, if device.  */
+    unsigned int __pad2;
+    __off64_t st_size;			/* Size of file, in bytes.  */
+#endif
+    __blksize_t st_blksize;	/* Optimal block size for I/O.  */
+    __blkcnt64_t st_blocks;	/* Nr. 512-byte blocks allocated.  */
+    __time_t st_atime;			/* Time of last access.  */
+    unsigned long int st_atimensec;	/* Nscecs of last access.  */
+    __time_t st_mtime;			/* Time of last modification.  */
+    unsigned long int st_mtimensec;	/* Nsecs of last modification.  */
+    __time_t st_ctime;			/* Time of last status change.  */
+    unsigned long int st_ctimensec;	/* Nsecs of last status change.  */
+#if __WORDSIZE == 64
+    long int __unused[3];
+#else
+    __ino64_t st_ino;			/* File serial number.		*/
+#endif
+  };
+#endif
+
+/* Tell code we have these members.  */
+#define	_STATBUF_ST_BLKSIZE
+#define _STATBUF_ST_RDEV
+/* Nanosecond resolution time values are supported.  */
+#define _STATBUF_ST_NSEC
+
+/* 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.  */
+
+/* POSIX.1b objects.  Note that these macros always evaluate to zero.  But
+   they do it by enforcing the correct use of the macros.  */
+#define __S_TYPEISMQ(buf)  ((buf)->st_mode - (buf)->st_mode)
+#define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
+#define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
+
+/* 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.  */