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strace/defs.h
Roland McGrath 639658b754 2008-07-31 Roland McGrath <roland@redhat.com> 
* configure.ac: Add AC_HEADER_STDBOOL.
	* defs.h [HAVE_STDBOOL_H]: #include <stdbool.h>.
	Fixes Debian##492774.
2008-08-01 01:06:31 +00:00

658 lines
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/*
* Copyright (c) 1991, 1992 Paul Kranenburg <pk@cs.few.eur.nl>
* Copyright (c) 1993 Branko Lankester <branko@hacktic.nl>
* Copyright (c) 1993, 1994, 1995, 1996 Rick Sladkey <jrs@world.std.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $Id$
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#ifdef MIPS
#include <sgidefs.h>
#endif
#ifdef linux
#include <features.h>
#endif
#ifdef _LARGEFILE64_SOURCE
/* This is the macro everything checks before using foo64 names. */
# ifndef _LFS64_LARGEFILE
# define _LFS64_LARGEFILE 1
# endif
#endif
/* configuration section */
#ifndef MAX_QUALS
#if defined(LINUX) && defined(MIPS)
#define MAX_QUALS 7000 /* maximum number of syscalls, signals, etc. */
#else
#define MAX_QUALS 2048 /* maximum number of syscalls, signals, etc. */
#endif
#endif
#ifndef DEFAULT_STRLEN
#define DEFAULT_STRLEN 32 /* default maximum # of bytes printed in
`printstr', change with `-s' switch */
#endif
#ifndef DEFAULT_ACOLUMN
#define DEFAULT_ACOLUMN 40 /* default alignment column for results */
#endif
#ifndef MAX_ARGS
#define MAX_ARGS 32 /* maximum number of args to a syscall */
#endif
#ifndef DEFAULT_SORTBY
#define DEFAULT_SORTBY "time" /* default sorting method for call profiling */
#endif
#include <sys/types.h>
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <ctype.h>
#include <string.h>
#include <time.h>
#include <sys/time.h>
#include <errno.h>
#ifdef HAVE_STDBOOL_H
#include <stdbool.h>
#endif
#ifdef STDC_HEADERS
#include <stddef.h>
#endif /* STDC_HEADERS */
#ifdef HAVE_SIGINFO_T
#include <signal.h>
#endif
#if defined(LINUX)
# if defined(SPARC) || defined(SPARC64)
# define LINUXSPARC
# endif
# if defined(ALPHA)
# define LINUX_64BIT
# endif
# if defined(X86_64)
# define LINUX_X86_64
# endif
# if defined(MIPS) && _MIPS_SIM == _MIPS_SIM_ABI32
# define LINUX_MIPSO32
# endif
# if defined(MIPS) && _MIPS_SIM == _MIPS_SIM_NABI32
# define LINUX_MIPSN32
# define LINUX_MIPS64
# endif
# if defined(MIPS) && _MIPS_SIM == _MIPS_SIM_ABI64
# define LINUX_MIPSN64
# define LINUX_MIPS64
# endif
#endif
#if defined(SVR4) || defined(FREEBSD)
#define USE_PROCFS
#else
#undef USE_PROCFS
#endif
#ifdef FREEBSD
#ifndef I386
#error "FreeBSD support is only for i386 arch right now."
#endif
#include <machine/psl.h>
#include <machine/reg.h>
#include <sys/syscall.h>
#endif
#ifdef USE_PROCFS
#include <sys/procfs.h>
#ifdef HAVE_MP_PROCFS
#include <sys/uio.h>
#endif
#ifdef FREEBSD
#include <sys/pioctl.h>
#endif /* FREEBSD */
#else /* !USE_PROCFS */
#if (defined(LINUXSPARC) || defined (LINUX_X86_64)) && defined(__GLIBC__)
#include <sys/ptrace.h>
#else
/* Work around awkward prototype in ptrace.h. */
#define ptrace xptrace
#include <sys/ptrace.h>
#undef ptrace
#ifdef POWERPC
#define __KERNEL__
#include <asm/ptrace.h>
#undef __KERNEL__
#endif
#ifdef __STDC__
#ifdef LINUX
extern long ptrace(int, int, char *, long);
#else /* !LINUX */
extern int ptrace(int, int, char *, int, ...);
#endif /* !LINUX */
#else /* !__STDC__ */
extern int ptrace();
#endif /* !__STDC__ */
#endif /* !LINUXSPARC */
#endif /* !SVR4 */
#ifdef LINUX
#if !defined(__GLIBC__)
#define PTRACE_PEEKUSER PTRACE_PEEKUSR
#define PTRACE_POKEUSER PTRACE_POKEUSR
#endif
#ifdef ALPHA
# define REG_R0 0
# define REG_A0 16
# define REG_A3 19
# define REG_FP 30
# define REG_PC 64
#endif /* ALPHA */
#ifdef MIPS
# define REG_V0 2
# define REG_A0 4
# define REG_A3 7
# define REG_SP 29
# define REG_EPC 64
#endif /* MIPS */
#ifdef HPPA
# define PT_GR20 (20*4)
# define PT_GR26 (26*4)
# define PT_GR28 (28*4)
# define PT_IAOQ0 (106*4)
# define PT_IAOQ1 (107*4)
#endif /* HPPA */
#ifdef SH64
/* SH64 Linux - this code assumes the following kernel API for system calls:
PC Offset 0
System Call Offset 16 (actually, (syscall no.) | (0x1n << 16),
where n = no. of parameters.
Other regs Offset 24+
On entry: R2-7 = parameters 1-6 (as many as necessary)
On return: R9 = result. */
/* Offset for peeks of registers */
# define REG_OFFSET (24)
# define REG_GENERAL(x) (8*(x)+REG_OFFSET)
# define REG_PC (0*8)
# define REG_SYSCALL (2*8)
#endif /* SH64 */
#endif /* LINUX */
#define SUPPORTED_PERSONALITIES 1
#define DEFAULT_PERSONALITY 0
#ifdef LINUXSPARC
#define PERSONALITY0_WORDSIZE 4
#define PERSONALITY1_WORDSIZE 4
#undef SUPPORTED_PERSONALITIES
#if defined(SPARC64)
#include <asm/psrcompat.h>
#define SUPPORTED_PERSONALITIES 3
#define PERSONALITY2_WORDSIZE 8
#else
#include <asm/psr.h>
#define SUPPORTED_PERSONALITIES 2
#endif /* SPARC64 */
#endif /* LINUXSPARC */
#ifdef X86_64
#undef SUPPORTED_PERSONALITIES
#define SUPPORTED_PERSONALITIES 2
#define PERSONALITY0_WORDSIZE 8
#define PERSONALITY1_WORDSIZE 4
#endif
#ifdef ARM
#undef SUPPORTED_PERSONALITIES
#define SUPPORTED_PERSONALITIES 2
#define PERSONALITY0_WORDSIZE 4
#define PERSONALITY1_WORDSIZE 4
#endif
#ifdef SVR4
#ifdef HAVE_MP_PROCFS
extern int mp_ioctl (int f, int c, void *a, int s);
#define IOCTL(f,c,a) mp_ioctl (f, c, a, sizeof *a)
#define IOCTL_STATUS(t) \
pread (t->pfd_stat, &t->status, sizeof t->status, 0)
#define IOCTL_WSTOP(t) \
(IOCTL (t->pfd, PCWSTOP, (char *)NULL) < 0 ? -1 : \
IOCTL_STATUS (t))
#define PR_WHY pr_lwp.pr_why
#define PR_WHAT pr_lwp.pr_what
#define PR_REG pr_lwp.pr_context.uc_mcontext.gregs
#define PR_FLAGS pr_lwp.pr_flags
#define PR_SYSCALL pr_lwp.pr_syscall
#define PR_INFO pr_lwp.pr_info
#define PIOCSTIP PCSTOP
#define PIOCSET PCSET
#define PIOCRESET PCRESET
#define PIOCSTRACE PCSTRACE
#define PIOCSFAULT PCSFAULT
#define PIOCWSTOP PCWSTOP
#define PIOCSTOP PCSTOP
#define PIOCSENTRY PCSENTRY
#define PIOCSEXIT PCSEXIT
#define PIOCRUN PCRUN
#else
#define IOCTL ioctl
#define IOCTL_STATUS(t) ioctl (t->pfd, PIOCSTATUS, &t->status)
#define IOCTL_WSTOP(t) ioctl (t->pfd, PIOCWSTOP, &t->status)
#define PR_WHY pr_why
#define PR_WHAT pr_what
#define PR_REG pr_reg
#define PR_FLAGS pr_flags
#define PR_SYSCALL pr_syscall
#define PR_INFO pr_info
#endif
#endif
#ifdef FREEBSD
#define IOCTL ioctl
#define IOCTL_STATUS(t) ioctl (t->pfd, PIOCSTATUS, &t->status)
#define IOCTL_WSTOP(t) ioctl (t->pfd, PIOCWAIT, &t->status)
#define PIOCRUN PIOCCONT
#define PIOCWSTOP PIOCWAIT
#define PR_WHY why
#define PR_WHAT val
#define PR_FLAGS state
/* from /usr/src/sys/miscfs/procfs/procfs_vnops.c,
status.state = 0 for running, 1 for stopped */
#define PR_ASLEEP 1
#define PR_SYSENTRY S_SCE
#define PR_SYSEXIT S_SCX
#define PR_SIGNALLED S_SIG
#define PR_FAULTED S_CORE
#endif
/* Trace Control Block */
struct tcb {
short flags; /* See below for TCB_ values */
int pid; /* Process Id of this entry */
long scno; /* System call number */
int u_nargs; /* System call arguments */
long u_arg[MAX_ARGS]; /* System call arguments */
#if defined (LINUX_MIPSN32)
long long ext_arg[MAX_ARGS]; /* System call arguments */
#endif
int u_error; /* Error code */
long u_rval; /* (first) return value */
#ifdef HAVE_LONG_LONG
long long u_lrval; /* long long return value */
#endif
FILE *outf; /* Output file for this process */
const char *auxstr; /* Auxiliary info from syscall (see RVAL_STR) */
struct timeval stime; /* System time usage as of last process wait */
struct timeval dtime; /* Delta for system time usage */
struct timeval etime; /* Syscall entry time */
/* Support for tracing forked processes */
struct tcb *parent; /* Parent of this process */
int nchildren; /* # of traced children */
int waitpid; /* pid(s) this process is waiting for */
int nzombies; /* # of formerly traced children now dead */
#ifdef LINUX
int nclone_threads; /* # of nchildren with CLONE_THREAD */
int nclone_detached; /* # of nchildren with CLONE_DETACHED */
int nclone_waiting; /* clone threads in wait4 (TCB_SUSPENDED) */
#endif
/* (1st arg of wait4()) */
long baddr; /* `Breakpoint' address */
long inst[2]; /* Instructions on above */
int pfd; /* proc file descriptor */
#ifdef SVR4
#ifdef HAVE_MP_PROCFS
int pfd_stat;
int pfd_as;
pstatus_t status;
#else
prstatus_t status; /* procfs status structure */
#endif
#endif
#ifdef FREEBSD
struct procfs_status status;
int pfd_reg;
int pfd_status;
#endif
};
/* TCB flags */
#define TCB_STARTUP 00001 /* We have just begun ptracing this process */
#define TCB_INUSE 00002 /* This table entry is in use */
#define TCB_INSYSCALL 00004 /* A system call is in progress */
#define TCB_ATTACHED 00010 /* Process is not our own child */
#define TCB_EXITING 00020 /* As far as we know, this process is exiting */
#define TCB_SUSPENDED 00040 /* Process has done a wait(4), that can
not be allowed to complete just now */
#define TCB_BPTSET 00100 /* "Breakpoint" set after fork(2) */
#define TCB_SIGTRAPPED 00200 /* Process wanted to block SIGTRAP */
#define TCB_FOLLOWFORK 00400 /* Process should have forks followed */
#define TCB_REPRINT 01000 /* We should reprint this syscall on exit */
#ifdef LINUX
# if defined(ALPHA) || defined(SPARC) || defined(SPARC64) || defined(POWERPC) || defined(IA64) || defined(HPPA) || defined(SH) || defined(SH64) || defined(S390) || defined(S390X) || defined(ARM) || defined(MIPS)
# define TCB_WAITEXECVE 02000 /* ignore SIGTRAP after exceve */
# endif
# define TCB_CLONE_DETACHED 04000 /* CLONE_DETACHED set in creating syscall */
# define TCB_CLONE_THREAD 010000 /* CLONE_THREAD set in creating syscall */
# define TCB_GROUP_EXITING 020000 /* TCB_EXITING was exit_group, not _exit */
# include <sys/syscall.h>
# ifndef __NR_exit_group
# /* Hack: Most headers around are too old to have __NR_exit_group. */
# ifdef ALPHA
# define __NR_exit_group 405
# elif defined I386
# define __NR_exit_group 252
# elif defined X86_64
# define __NR_exit_group 231
# elif defined IA64
# define __NR_exit_group 1236
# elif defined POWERPC
# define __NR_exit_group 234
# elif defined S390 || defined S390X
# define __NR_exit_group 248
# elif defined SPARC || defined SPARC64
# define __NR_exit_group 188
# elif defined M68K
# define __NR_exit_group 247
# endif /* ALPHA et al */
# endif /* !__NR_exit_group */
#endif /* LINUX */
/* qualifier flags */
#define QUAL_TRACE 0001 /* this system call should be traced */
#define QUAL_ABBREV 0002 /* abbreviate the structures of this syscall */
#define QUAL_VERBOSE 0004 /* decode the structures of this syscall */
#define QUAL_RAW 0010 /* print all args in hex for this syscall */
#define QUAL_SIGNAL 0020 /* report events with this signal */
#define QUAL_FAULT 0040 /* report events with this fault */
#define QUAL_READ 0100 /* dump data read on this file descriptor */
#define QUAL_WRITE 0200 /* dump data written to this file descriptor */
#define entering(tcp) (!((tcp)->flags & TCB_INSYSCALL))
#define exiting(tcp) ((tcp)->flags & TCB_INSYSCALL)
#define syserror(tcp) ((tcp)->u_error != 0)
#define verbose(tcp) (qual_flags[(tcp)->scno] & QUAL_VERBOSE)
#define abbrev(tcp) (qual_flags[(tcp)->scno] & QUAL_ABBREV)
struct xlat {
int val;
char *str;
};
/* Format of syscall return values */
#define RVAL_DECIMAL 000 /* decimal format */
#define RVAL_HEX 001 /* hex format */
#define RVAL_OCTAL 002 /* octal format */
#define RVAL_UDECIMAL 003 /* unsigned decimal format */
#define RVAL_LDECIMAL 004 /* long decimal format */
#define RVAL_LHEX 005 /* long hex format */
#define RVAL_LOCTAL 006 /* long octal format */
#define RVAL_LUDECIMAL 007 /* long unsigned decimal format */
#define RVAL_MASK 007 /* mask for these values */
#define RVAL_STR 010 /* Print `auxstr' field after return val */
#define RVAL_NONE 020 /* Print nothing */
#ifndef offsetof
#define offsetof(type, member) (((char *) &(((type *) NULL)->member)) - \
((char *) (type *) NULL))
#endif /* !offsetof */
/* get offset of member within a user struct */
#define uoff(member) offsetof(struct user, member)
#define TRACE_FILE 001 /* Trace file-related syscalls. */
#define TRACE_IPC 002 /* Trace IPC-related syscalls. */
#define TRACE_NETWORK 004 /* Trace network-related syscalls. */
#define TRACE_PROCESS 010 /* Trace process-related syscalls. */
#define TRACE_SIGNAL 020 /* Trace signal-related syscalls. */
#define TRACE_DESC 040 /* Trace file descriptor-related syscalls. */
extern struct tcb **tcbtab;
extern int *qual_flags;
extern int debug, followfork;
extern int dtime, cflag, xflag, qflag;
extern int acolumn;
extern unsigned int nprocs, tcbtabsize;
extern int max_strlen;
extern struct tcb *tcp_last;
#ifdef __STDC__
#define P(args) args
#else
#define P(args) ()
#endif
enum bitness_t { BITNESS_CURRENT = 0, BITNESS_32 };
extern int set_personality P((int personality));
extern const char *xlookup P((const struct xlat *, int));
extern struct tcb *alloc_tcb P((int, int));
extern struct tcb *pid2tcb P((int));
extern void droptcb P((struct tcb *));
extern int expand_tcbtab P((void));
#define alloctcb(pid) alloc_tcb((pid), 1)
extern void set_sortby P((char *));
extern void set_overhead P((int));
extern void qualify P((char *));
extern int get_scno P((struct tcb *));
extern long known_scno P((struct tcb *));
extern int trace_syscall P((struct tcb *));
extern int count_syscall P((struct tcb *, struct timeval *));
extern void printxval P((const struct xlat *, int, const char *));
extern int printargs P((struct tcb *));
extern int addflags P((const struct xlat *, int));
extern int printflags P((const struct xlat *, int, const char *));
extern const char *sprintflags P((const char *, const struct xlat *, int));
extern int umoven P((struct tcb *, long, int, char *));
extern int umovestr P((struct tcb *, long, int, char *));
extern int upeek P((int, long, long *));
extern void dumpiov P((struct tcb *, int, long));
extern void dumpstr P((struct tcb *, long, int));
extern void printstr P((struct tcb *, long, int));
extern void printnum P((struct tcb *, long, char *));
extern void printnum_int P((struct tcb *, long, char *));
extern void printpath P((struct tcb *, long));
extern void printpathn P((struct tcb *, long, int));
extern void printtv_bitness P((struct tcb *, long, enum bitness_t, int));
extern void sprinttv P((struct tcb *, long, enum bitness_t, char *));
extern void print_timespec P((struct tcb *, long));
extern void sprint_timespec P((char *, struct tcb *, long));
#ifdef HAVE_SIGINFO_T
extern void printsiginfo P((siginfo_t *, int));
#endif
extern void printsock P((struct tcb *, long, int));
extern void print_sock_optmgmt P((struct tcb *, long, int));
extern void printrusage P((struct tcb *, long));
extern void printuid P((const char *, unsigned long));
extern int clearbpt P((struct tcb *));
extern int setbpt P((struct tcb *));
extern int sigishandled P((struct tcb *, int));
extern void printcall P((struct tcb *));
extern const char *signame P((int));
extern void print_sigset P((struct tcb *, long, int));
extern void printsignal P((int));
extern void printleader P((struct tcb *));
extern void printtrailer P((struct tcb *));
extern void tabto P((int));
extern void call_summary P((FILE *));
extern void tprint_iov P((struct tcb *, unsigned long, unsigned long));
extern void tprint_open_modes P((struct tcb *, mode_t));
#ifdef LINUX
extern int internal_clone P((struct tcb *));
#endif
extern int internal_fork P((struct tcb *));
extern int internal_exec P((struct tcb *));
extern int internal_wait P((struct tcb *, int));
extern int internal_exit P((struct tcb *));
extern const struct ioctlent *ioctl_lookup P((long));
extern const struct ioctlent *ioctl_next_match P((const struct ioctlent *));
extern int ioctl_decode P((struct tcb *, long, long));
extern int term_ioctl P((struct tcb *, long, long));
extern int sock_ioctl P((struct tcb *, long, long));
extern int proc_ioctl P((struct tcb *, int, int));
extern int stream_ioctl P((struct tcb *, int, int));
#ifdef LINUX
extern int rtc_ioctl P((struct tcb *, long, long));
extern int scsi_ioctl P((struct tcb *, long, long));
#endif
extern void tv_tv P((struct timeval *, int, int));
extern int tv_nz P((struct timeval *));
extern int tv_cmp P((struct timeval *, struct timeval *));
extern double tv_float P((struct timeval *));
extern void tv_add P((struct timeval *, struct timeval *, struct timeval *));
extern void tv_sub P((struct timeval *, struct timeval *, struct timeval *));
extern void tv_mul P((struct timeval *, struct timeval *, int));
extern void tv_div P((struct timeval *, struct timeval *, int));
#ifdef SUNOS4
extern int fixvfork P((struct tcb *));
#endif
#if !(defined(LINUX) && !defined(SPARC) && !defined(SPARC64) && !defined(IA64))
extern long getrval2 P((struct tcb *));
#endif
#ifdef USE_PROCFS
extern int proc_open P((struct tcb *tcp, int attaching));
#endif
#define umove(pid, addr, objp) \
umoven((pid), (addr), sizeof *(objp), (char *) (objp))
#define printtv(tcp, addr) \
printtv_bitness((tcp), (addr), BITNESS_CURRENT, 0)
#define printtv_special(tcp, addr) \
printtv_bitness((tcp), (addr), BITNESS_CURRENT, 1)
#ifdef __STDC__
#ifdef __GNUC__
extern void tprintf(const char *fmt, ...)
__attribute__ ((format (printf, 1, 2)));
#else
extern void tprintf(const char *fmt, ...);
#endif
#else
extern void tprintf();
#endif
#ifndef HAVE_STRERROR
const char *strerror P((int));
#endif
#ifndef HAVE_STRSIGNAL
const char *strsignal P((int));
#endif
extern int current_personality;
extern const int personality_wordsize[];
struct sysent {
int nargs;
int sys_flags;
int (*sys_func)();
const char *sys_name;
long native_scno; /* Match against SYS_* constants. */
};
extern const struct sysent *sysent;
extern int nsyscalls;
extern const char *const *errnoent;
extern int nerrnos;
struct ioctlent {
const char *doth;
const char *symbol;
unsigned long code;
};
extern const struct ioctlent *ioctlent;
extern int nioctlents;
extern const char *const *signalent;
extern int nsignals;
extern const struct ioctlent ioctlent0[];
extern const int nioctlents0;
extern const char *const signalent0[];
extern const int nsignals0;
#if SUPPORTED_PERSONALITIES >= 2
extern const struct ioctlent ioctlent1[];
extern const int nioctlents1;
extern const char *const signalent1[];
extern const int nsignals1;
#endif /* SUPPORTED_PERSONALITIES >= 2 */
#if SUPPORTED_PERSONALITIES >= 3
extern const struct ioctlent ioctlent2[];
extern const int nioctlents2;
extern const char *const signalent2[];
extern const int nsignals2;
#endif /* SUPPORTED_PERSONALITIES >= 3 */
#if defined(FREEBSD) || (defined(LINUX) \
&& defined(POWERPC) && !defined(__powerpc64__)) \
|| defined (LINUX_MIPSO32)
/* ARRGH! off_t args are aligned on 64 bit boundaries! */
#define ALIGN64(tcp,arg) \
do { \
if (arg % 2) \
memmove (&tcp->u_arg[arg], &tcp->u_arg[arg + 1], \
(tcp->u_nargs - arg - 1) * sizeof tcp->u_arg[0]); \
} while (0)
#else
#define ALIGN64(tcp,arg) do { } while (0)
#endif
#if HAVE_LONG_LONG
/* _l refers to the lower numbered u_arg,
* _h refers to the higher numbered u_arg
*/
#if HAVE_LITTLE_ENDIAN_LONG_LONG
#define LONG_LONG(_l,_h) \
((long long)((unsigned long long)(unsigned)(_l) | ((unsigned long long)(_h)<<32)))
#else
#define LONG_LONG(_l,_h) \
((long long)((unsigned long long)(unsigned)(_h) | ((unsigned long long)(_l)<<32)))
#endif
#endif
#ifdef IA64
extern long ia32;
#endif
extern int not_failing_only;
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