Import glibc-mainline for 2006-08-16

git-svn-id: svn://svn.eglibc.org/fsf/trunk@4 7b3dc134-2b1b-0410-93df-9e9f96275f8d

6 files changed, 531 insertions, 0 deletions

diff --git a/libc/sysdeps/unix/sysv/linux/ia64/sys/io.h b/libc/sysdeps/unix/sysv/linux/ia64/sys/io.h
new file mode 100644
index 000000000..14736ff1c
--- /dev/null
+++ b/libc/sysdeps/unix/sysv/linux/ia64/sys/io.h
@@ -0,0 +1,68 @@
+/* Copyright (C) 1999, 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+     Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
+
+   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_IO_H
+#define	_SYS_IO_H	1
+
+#include <features.h>
+
+__BEGIN_DECLS
+
+/* If TURN_ON is TRUE, request for permission to do direct i/o on the
+   port numbers in the range [FROM,FROM+NUM-1].  Otherwise, turn I/O
+   permission off for that range.  This call requires root privileges.
+
+   Portability note: not all Linux platforms support this call.  Most
+   platforms based on the PC I/O architecture probably will, however.
+   E.g., Linux/Alpha for Alpha PCs supports this.  */
+extern int ioperm (unsigned long int __from, unsigned long int __num,
+		   int __turn_on);
+
+/* Set the I/O privilege level to LEVEL.  If LEVEL>3, permission to
+   access any I/O port is granted.  This call requires root
+   privileges. */
+extern int iopl (int __level);
+
+extern unsigned int _inb (unsigned long int __port);
+extern unsigned int _inb (unsigned long int __port);
+extern unsigned int _inw (unsigned long int __port);
+extern unsigned int _inl (unsigned long int __port);
+extern void _outb (unsigned char __val, unsigned long int __port);
+extern void _outw (unsigned short __val, unsigned long int __port);
+extern void _outl (unsigned int __val, unsigned long int __port);
+
+#define inb	_inb
+#define inw	_inw
+#define inl	_inl
+#define outb	_outb
+#define outw	_outw
+#define outl	_outl
+
+/* Access PCI space protected from machine checks.  */
+extern int pciconfig_read (unsigned long int __bus, unsigned long int __dfn,
+			   unsigned long int __off, unsigned long int __len,
+			   unsigned char *__buf);
+
+extern int pciconfig_write (unsigned long int __bus, unsigned long int __dfn,
+			    unsigned long int __off, unsigned long int __len,
+			    unsigned char *__buf);
+
+__END_DECLS
+
+#endif /* _SYS_IO_H */
diff --git a/libc/sysdeps/unix/sysv/linux/ia64/sys/procfs.h b/libc/sysdeps/unix/sysv/linux/ia64/sys/procfs.h
new file mode 100644
index 000000000..b5196b997
--- /dev/null
+++ b/libc/sysdeps/unix/sysv/linux/ia64/sys/procfs.h
@@ -0,0 +1,130 @@
+/* Copyright (C) 1999, 2000, 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_PROCFS_H
+#define _SYS_PROCFS_H	1
+
+/* This is somehow modelled after the file of the same name on SysVr4
+   systems.  It provides a definition of the core file format for ELF
+   used on Linux.  */
+
+#include <features.h>
+#include <signal.h>
+#include <sys/time.h>
+#include <sys/types.h>
+#include <sys/ucontext.h>
+#include <sys/user.h>
+
+__BEGIN_DECLS
+
+struct elf_siginfo
+  {
+    int si_signo;			/* Signal number.  */
+    int si_code;			/* Extra code.  */
+    int si_errno;			/* Errno.  */
+  };
+
+/* We really need just 72 but let's leave some headroom...  */
+#define ELF_NGREG	128
+/* f0 and f1 could be omitted, but so what...  */
+#define ELF_NFPREG	128
+
+typedef unsigned long elf_greg_t;
+typedef elf_greg_t elf_gregset_t[ELF_NGREG];
+
+typedef struct ia64_fpreg elf_fpreg_t;
+typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];
+
+typedef elf_greg_t greg_t;
+typedef elf_gregset_t gregset_t;
+typedef elf_fpregset_t fpregset_t;
+#define NGREG ELF_NGREG
+
+/* Definitions to generate Intel SVR4-like core files.  These mostly
+   have the same names as the SVR4 types with "elf_" tacked on the
+   front to prevent clashes with linux definitions, and the typedef
+   forms have been avoided.  This is mostly like the SVR4 structure,
+   but more Linuxy, with things that Linux does not support and which
+   gdb doesn't really use excluded.  Fields present but not used are
+   marked with "XXX".  */
+struct elf_prstatus
+  {
+#if 0
+    long int pr_flags;			/* XXX Process flags.  */
+    short int pr_why;			/* XXX Reason for process halt.  */
+    short int pr_what;			/* XXX More detailed reason.  */
+#endif
+    struct elf_siginfo pr_info;		/* Info associated with signal.  */
+    short int pr_cursig;		/* Current signal.  */
+    unsigned long int pr_sigpend;	/* Set of pending signals.  */
+    unsigned long int pr_sighold;	/* Set of held signals.  */
+#if 0
+    struct sigaltstack pr_altstack;	/* Alternate stack info.  */
+    struct sigaction pr_action;		/* Signal action for current sig.  */
+#endif
+    __pid_t pr_pid;
+    __pid_t pr_ppid;
+    __pid_t pr_pgrp;
+    __pid_t pr_sid;
+    struct timeval pr_utime;		/* User time.  */
+    struct timeval pr_stime;		/* System time.  */
+    struct timeval pr_cutime;		/* Cumulative user time.  */
+    struct timeval pr_cstime;		/* Cumulative system time.  */
+#if 0
+    long int pr_instr;			/* Current instruction.  */
+#endif
+    elf_gregset_t pr_reg;		/* GP registers.  */
+    int pr_fpvalid;			/* True if math copro being used.  */
+  };
+
+
+#define ELF_PRARGSZ     (80)    /* Number of chars for args */
+
+struct elf_prpsinfo
+  {
+    char pr_state;			/* Numeric process state.  */
+    char pr_sname;			/* Char for pr_state.  */
+    char pr_zomb;			/* Zombie.  */
+    char pr_nice;			/* Nice val.  */
+    unsigned long int pr_flag;		/* Flags.  */
+    unsigned int pr_uid;
+    unsigned int pr_gid;
+    int pr_pid, pr_ppid, pr_pgrp, pr_sid;
+    /* Lots missing */
+    char pr_fname[16];			/* Filename of executable.  */
+    char pr_psargs[ELF_PRARGSZ];	/* Initial part of arg list.  */
+  };
+
+/* Addresses.  */
+typedef void *psaddr_t;
+
+/* Register sets.  Linux has different names.  */
+typedef gregset_t prgregset_t;
+typedef fpregset_t prfpregset_t;
+
+/* We don't have any differences between processes and threads,
+   therefore habe only ine PID type.  */
+typedef __pid_t lwpid_t;
+
+
+typedef struct elf_prstatus prstatus_t;
+typedef struct elf_prpsinfo prpsinfo_t;
+
+__END_DECLS
+
+#endif	/* sys/procfs.h */
diff --git a/libc/sysdeps/unix/sysv/linux/ia64/sys/ptrace.h b/libc/sysdeps/unix/sysv/linux/ia64/sys/ptrace.h
new file mode 100644
index 000000000..986c4b2d3
--- /dev/null
+++ b/libc/sysdeps/unix/sysv/linux/ia64/sys/ptrace.h
@@ -0,0 +1,135 @@
+/* `ptrace' debugger support interface.  Linux/ia64 version.
+   Copyright (C) 2001 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_PTRACE_H
+#define _SYS_PTRACE_H	1
+
+#include <features.h>
+#include <sys/ucontext.h>
+
+__BEGIN_DECLS
+
+/* Type of the REQUEST argument to `ptrace.'  */
+enum __ptrace_request
+{
+  /* Indicate that the process making this request should be traced.
+     All signals received by this process can be intercepted by its
+     parent, and its parent can use the other `ptrace' requests.  */
+  PTRACE_TRACEME = 0,
+#define PT_TRACE_ME PTRACE_TRACEME
+
+  /* Return the word in the process's text space at address ADDR.  */
+  PTRACE_PEEKTEXT = 1,
+#define PT_READ_I PTRACE_PEEKTEXT
+
+  /* Return the word in the process's data space at address ADDR.  */
+  PTRACE_PEEKDATA = 2,
+#define PT_READ_D PTRACE_PEEKDATA
+
+  /* Return the word in the process's user area at offset ADDR.  */
+  PTRACE_PEEKUSER = 3,
+#define PT_READ_U PTRACE_PEEKUSER
+
+  /* Write the word DATA into the process's text space at address ADDR.  */
+  PTRACE_POKETEXT = 4,
+#define PT_WRITE_I PTRACE_POKETEXT
+
+  /* Write the word DATA into the process's data space at address ADDR.  */
+  PTRACE_POKEDATA = 5,
+#define PT_WRITE_D PTRACE_POKEDATA
+
+  /* Write the word DATA into the process's user area at offset ADDR.  */
+  PTRACE_POKEUSER = 6,
+#define PT_WRITE_U PTRACE_POKEUSER
+
+  /* Continue the process.  */
+  PTRACE_CONT = 7,
+#define PT_CONTINUE PTRACE_CONT
+
+  /* Kill the process.  */
+  PTRACE_KILL = 8,
+#define PT_KILL PTRACE_KILL
+
+  /* Single step the process.
+     This is not supported on all machines.  */
+  PTRACE_SINGLESTEP = 9,
+#define PT_STEP PTRACE_SINGLESTEP
+
+  /* Execute process until next taken branch.  */
+  PTRACE_SINGLEBLOCK = 12,
+#define PT_STEPBLOCK PTRACE_SINGLEBLOCK
+
+  /* Get siginfo for process.  */
+  PTRACE_GETSIGINFO = 13,
+#define PT_GETSIGINFO PTRACE_GETSIGINFO
+
+  /* Set new siginfo for process.  */
+  PTRACE_SETSIGINFO = 14,
+#define PT_GETSIGINFO PTRACE_GETSIGINFO
+
+  /* Attach to a process that is already running. */
+  PTRACE_ATTACH = 16,
+#define PT_ATTACH PTRACE_ATTACH
+
+  /* Detach from a process attached to with PTRACE_ATTACH.  */
+  PTRACE_DETACH = 17,
+#define PT_DETACH PTRACE_DETACH
+
+  /* Get all registers (pt_all_user_regs) in one shot */
+  PTRACE_GETREGS = 18,
+#define PT_GETREGS PTRACE_GETREGS
+
+  /* Set all registers (pt_all_user_regs) in one shot */
+  PTRACE_SETREGS = 19,
+#define PT_SETREGS PTRACE_SETREGS
+
+  /* Continue and stop at the next (return from) syscall.  */
+  PTRACE_SYSCALL = 24
+#define PT_SYSCALL PTRACE_SYSCALL
+};
+
+/* pt_all_user_regs is used for PTRACE_GETREGS/PTRACE_SETREGS.  */
+struct pt_all_user_regs
+  {
+    unsigned long nat;
+    unsigned long cr_iip;
+    unsigned long cfm;
+    unsigned long cr_ipsr;
+    unsigned long pr;
+
+    unsigned long gr[32];
+    unsigned long br[8];
+    unsigned long ar[128];
+    struct ia64_fpreg fr[128];
+  };
+
+/* Perform process tracing functions.  REQUEST is one of the values
+   above, and determines the action to be taken.
+   For all requests except PTRACE_TRACEME, PID specifies the process to be
+   traced.
+
+   PID and the other arguments described above for the various requests should
+   appear (those that are used for the particular request) as:
+     pid_t PID, void *ADDR, int DATA, void *ADDR2
+   after REQUEST.  */
+extern long int ptrace (enum __ptrace_request __request, ...) __THROW;
+
+__END_DECLS
+
+#endif /* _SYS_PTRACE_H */
diff --git a/libc/sysdeps/unix/sysv/linux/ia64/sys/rse.h b/libc/sysdeps/unix/sysv/linux/ia64/sys/rse.h
new file mode 100644
index 000000000..1d1c803d3
--- /dev/null
+++ b/libc/sysdeps/unix/sysv/linux/ia64/sys/rse.h
@@ -0,0 +1,78 @@
+/* Copyright (C) 2001 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+     Contributed by David Mosberger-Tang <davidm@hpl.hp.com>.
+
+   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 _ia64_rse_h
+#define _ia64_rse_h
+
+#include <features.h>
+
+/* Register stack engine related helper functions.  This file may be
+   used in applications, so be careful about the name-space and give
+   some consideration to non-GNU C compilers (though __inline is
+   fine). */
+
+static __inline unsigned long
+ia64_rse_slot_num (unsigned long *addr)
+{
+	return (((unsigned long) addr) >> 3) & 0x3f;
+}
+
+/* Return TRUE if ADDR is the address of an RNAT slot.  */
+
+static __inline unsigned long
+ia64_rse_is_rnat_slot (unsigned long *addr)
+{
+	return ia64_rse_slot_num (addr) == 0x3f;
+}
+
+/* Returns the address of the RNAT slot that covers the slot at
+   address SLOT_ADDR.  */
+
+static __inline unsigned long *
+ia64_rse_rnat_addr (unsigned long *slot_addr)
+{
+	return (unsigned long *) ((unsigned long) slot_addr | (0x3f << 3));
+}
+
+/* Calcuate the number of registers in the dirty partition starting at
+   BSPSTORE with a size of DIRTY bytes.  This isn't simply DIRTY
+   divided by eight because the 64th slot is used to store ar.rnat.  */
+
+static __inline unsigned long
+ia64_rse_num_regs (unsigned long *bspstore, unsigned long *bsp)
+{
+	unsigned long slots = (bsp - bspstore);
+
+	return slots - (ia64_rse_slot_num(bspstore) + slots)/0x40;
+}
+
+/* The inverse of the above: given bspstore and the number of
+   registers, calculate ar.bsp.  */
+
+static __inline unsigned long *
+ia64_rse_skip_regs (unsigned long *addr, long num_regs)
+{
+	long delta = ia64_rse_slot_num(addr) + num_regs;
+
+	if (num_regs < 0)
+		delta -= 0x3e;
+	return addr + num_regs + delta/0x3f;
+}
+
+#endif /* _ia64_rse_h */
diff --git a/libc/sysdeps/unix/sysv/linux/ia64/sys/ucontext.h b/libc/sysdeps/unix/sysv/linux/ia64/sys/ucontext.h
new file mode 100644
index 000000000..17dc85f99
--- /dev/null
+++ b/libc/sysdeps/unix/sysv/linux/ia64/sys/ucontext.h
@@ -0,0 +1,66 @@
+/* Copyright (C) 1998, 2000, 2001, 2002, 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 _SYS_UCONTEXT_H
+#define _SYS_UCONTEXT_H	1
+
+#include <features.h>
+#include <signal.h>
+
+#include <bits/sigcontext.h>
+
+/*
+ * These are here mostly for backwards compatibility with older Unices.
+ * IA-64 Linux does not distinguish between "struct sigcontext" and
+ * "ucontext_t" as all the necessary info is inside the former.
+ */
+
+typedef struct sigcontext mcontext_t;
+
+#if defined __cplusplus && __GNUC_PREREQ (3, 5)
+# define _SC_GR0_OFFSET	\
+	__builtin_offsetof (struct sigcontext, sc_gr[0])
+#elif defined __GNUC__
+# define _SC_GR0_OFFSET	\
+	(((char *) &((struct sigcontext *) 0)->sc_gr[0]) - (char *) 0)
+#else
+# define _SC_GR0_OFFSET	0xc8	/* pray that this is correct... */
+#endif
+
+typedef struct ucontext
+  {
+    union
+      {
+	mcontext_t _mc;
+	struct
+	  {
+	    unsigned long _pad[_SC_GR0_OFFSET/8];
+	    struct ucontext *_link;	/* this should overlay sc_gr[0] */
+	  }
+	_uc;
+      }
+    _u;
+  }
+ucontext_t;
+
+#define uc_mcontext	_u._mc
+#define uc_sigmask	_u._mc.sc_mask
+#define uc_stack	_u._mc.sc_stack
+#define uc_link		_u._uc._link
+
+#endif /* sys/ucontext.h */
diff --git a/libc/sysdeps/unix/sysv/linux/ia64/sys/user.h b/libc/sysdeps/unix/sysv/linux/ia64/sys/user.h
new file mode 100644
index 000000000..039218761
--- /dev/null
+++ b/libc/sysdeps/unix/sysv/linux/ia64/sys/user.h
@@ -0,0 +1,54 @@
+/* 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 _SYS_USER_H
+#define _SYS_USER_H	1
+
+#include <features.h>
+#include <sys/types.h>
+
+/* This definition comes directly from the kernel headers.  If
+   anything changes in them this header has to be changed, too.  */
+
+
+/* The definition in the kernel has the comment "XXX fix me".  */
+#define EF_SIZE		3072
+
+
+struct user
+{
+  unsigned long int regs[EF_SIZE / 8 + 32];	/* Integer and fp regs.  */
+  size_t u_tsize;				/* Text size (pages).  */
+  size_t u_dsize;				/* Data size (pages).  */
+  size_t u_ssize;				/* Stack size (pages).  */
+  unsigned long int start_code;			/* Text starting address.  */
+  unsigned long int start_data;			/* Data starting address.  */
+  unsigned long int start_stack;		/* Stack starting address.  */
+  long int signal;				/* Signal causing core dump. */
+  struct regs *u_ar0;				/* Help gdb find registers.  */
+  unsigned long int magic;			/* Identifies a core file.  */
+  char u_comm[32];				/* User command name.  */
+};
+
+#define NBPG			PAGE_SIZE
+#define UPAGES			1
+#define HOST_TEXT_START_ADDR	(u.start_code)
+#define HOST_DATA_START_ADDR	(u.start_data)
+#define HOST_STACK_END_ADDR	(u.start_stack + u.u_ssize * NBPG)
+
+#endif	/* sys/user.h */