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readlink_false-no-overflow.i
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readlink_false-no-overflow.i
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extern long __VERIFIER_nondet_long(void);
extern unsigned long __VERIFIER_nondet_ulong(void);
extern int __VERIFIER_nondet_int(void);
extern unsigned int __VERIFIER_nondet_uint(void);
extern char __VERIFIER_nondet_char(void);
extern short __VERIFIER_nondet_short(void);
extern void __VERIFIER_assume(int);
extern void __VERIFIER_error(void);
typedef __builtin_va_list __gnuc_va_list;
extern void closelog (void);
extern void openlog (const char *__ident, int __option, int __facility);
extern int setlogmask (int __mask) __attribute__ ((__nothrow__ , __leaf__));
extern void syslog (int __pri, const char *__fmt, ...)
__attribute__ ((__format__ (__printf__, 2, 3)));
extern void vsyslog (int __pri, const char *__fmt, __gnuc_va_list __ap)
__attribute__ ((__format__ (__printf__, 2, 0)));
extern char *optarg;
extern int optind;
extern int opterr;
extern int optopt;
struct option
{
const char *name;
int has_arg;
int *flag;
int val;
};
extern int getopt (int ___argc, char *const *___argv, const char *__shortopts)
__attribute__ ((__nothrow__ , __leaf__));
extern int getopt_long (int ___argc, char *const *___argv,
const char *__shortopts,
const struct option *__longopts, int *__longind)
__attribute__ ((__nothrow__ , __leaf__));
extern int getopt_long_only (int ___argc, char *const *___argv,
const char *__shortopts,
const struct option *__longopts, int *__longind)
__attribute__ ((__nothrow__ , __leaf__));
typedef unsigned char __u_char;
typedef unsigned short int __u_short;
typedef unsigned int __u_int;
typedef unsigned long int __u_long;
typedef signed char __int8_t;
typedef unsigned char __uint8_t;
typedef signed short int __int16_t;
typedef unsigned short int __uint16_t;
typedef signed int __int32_t;
typedef unsigned int __uint32_t;
typedef signed long int __int64_t;
typedef unsigned long int __uint64_t;
typedef long int __quad_t;
typedef unsigned long int __u_quad_t;
typedef unsigned long int __dev_t;
typedef unsigned int __uid_t;
typedef unsigned int __gid_t;
typedef unsigned long int __ino_t;
typedef unsigned long int __ino64_t;
typedef unsigned int __mode_t;
typedef unsigned long int __nlink_t;
typedef long int __off_t;
typedef long int __off64_t;
typedef int __pid_t;
typedef struct { int __val[2]; } __fsid_t;
typedef long int __clock_t;
typedef unsigned long int __rlim_t;
typedef unsigned long int __rlim64_t;
typedef unsigned int __id_t;
typedef long int __time_t;
typedef unsigned int __useconds_t;
typedef long int __suseconds_t;
typedef int __daddr_t;
typedef int __key_t;
typedef int __clockid_t;
typedef void * __timer_t;
typedef long int __blksize_t;
typedef long int __blkcnt_t;
typedef long int __blkcnt64_t;
typedef unsigned long int __fsblkcnt_t;
typedef unsigned long int __fsblkcnt64_t;
typedef unsigned long int __fsfilcnt_t;
typedef unsigned long int __fsfilcnt64_t;
typedef long int __fsword_t;
typedef long int __ssize_t;
typedef long int __syscall_slong_t;
typedef unsigned long int __syscall_ulong_t;
typedef __off64_t __loff_t;
typedef __quad_t *__qaddr_t;
typedef char *__caddr_t;
typedef long int __intptr_t;
typedef unsigned int __socklen_t;
typedef long unsigned int size_t;
typedef struct
{
int __count;
union
{
unsigned int __wch;
char __wchb[4];
} __value;
} __mbstate_t;
typedef struct
{
__off_t __pos;
__mbstate_t __state;
} _G_fpos_t;
typedef struct
{
__off64_t __pos;
__mbstate_t __state;
} _G_fpos64_t;
struct _IO_jump_t; struct _IO_FILE;
typedef void _IO_lock_t;
struct _IO_marker {
struct _IO_marker *_next;
struct _IO_FILE *_sbuf;
int _pos;
};
enum __codecvt_result
{
__codecvt_ok,
__codecvt_partial,
__codecvt_error,
__codecvt_noconv
};
struct _IO_FILE {
int _flags;
char* _IO_read_ptr;
char* _IO_read_end;
char* _IO_read_base;
char* _IO_write_base;
char* _IO_write_ptr;
char* _IO_write_end;
char* _IO_buf_base;
char* _IO_buf_end;
char *_IO_save_base;
char *_IO_backup_base;
char *_IO_save_end;
struct _IO_marker *_markers;
struct _IO_FILE *_chain;
int _fileno;
int _flags2;
__off_t _old_offset;
unsigned short _cur_column;
signed char _vtable_offset;
char _shortbuf[1];
_IO_lock_t *_lock;
__off64_t _offset;
void *__pad1;
void *__pad2;
void *__pad3;
void *__pad4;
size_t __pad5;
int _mode;
char _unused2[15 * sizeof (int) - 4 * sizeof (void *) - sizeof (size_t)];
};
typedef struct _IO_FILE _IO_FILE;
struct _IO_FILE_plus;
extern struct _IO_FILE_plus _IO_2_1_stdin_;
extern struct _IO_FILE_plus _IO_2_1_stdout_;
extern struct _IO_FILE_plus _IO_2_1_stderr_;
typedef __ssize_t __io_read_fn (void *__cookie, char *__buf, size_t __nbytes);
typedef __ssize_t __io_write_fn (void *__cookie, const char *__buf,
size_t __n);
typedef int __io_seek_fn (void *__cookie, __off64_t *__pos, int __w);
typedef int __io_close_fn (void *__cookie);
typedef __io_read_fn cookie_read_function_t;
typedef __io_write_fn cookie_write_function_t;
typedef __io_seek_fn cookie_seek_function_t;
typedef __io_close_fn cookie_close_function_t;
typedef struct
{
__io_read_fn *read;
__io_write_fn *write;
__io_seek_fn *seek;
__io_close_fn *close;
} _IO_cookie_io_functions_t;
typedef _IO_cookie_io_functions_t cookie_io_functions_t;
struct _IO_cookie_file;
extern void _IO_cookie_init (struct _IO_cookie_file *__cfile, int __read_write,
void *__cookie, _IO_cookie_io_functions_t __fns);
extern int __underflow (_IO_FILE *);
extern int __uflow (_IO_FILE *);
extern int __overflow (_IO_FILE *, int);
extern int _IO_getc (_IO_FILE *__fp);
extern int _IO_putc (int __c, _IO_FILE *__fp);
extern int _IO_feof (_IO_FILE *__fp) __attribute__ ((__nothrow__ , __leaf__));
extern int _IO_ferror (_IO_FILE *__fp) __attribute__ ((__nothrow__ , __leaf__));
extern int _IO_peekc_locked (_IO_FILE *__fp);
extern void _IO_flockfile (_IO_FILE *) __attribute__ ((__nothrow__ , __leaf__));
extern void _IO_funlockfile (_IO_FILE *) __attribute__ ((__nothrow__ , __leaf__));
extern int _IO_ftrylockfile (_IO_FILE *) __attribute__ ((__nothrow__ , __leaf__));
extern int _IO_vfscanf (_IO_FILE * __restrict, const char * __restrict,
__gnuc_va_list, int *__restrict);
extern int _IO_vfprintf (_IO_FILE *__restrict, const char *__restrict,
__gnuc_va_list);
extern __ssize_t _IO_padn (_IO_FILE *, int, __ssize_t);
extern size_t _IO_sgetn (_IO_FILE *, void *, size_t);
extern __off64_t _IO_seekoff (_IO_FILE *, __off64_t, int, int);
extern __off64_t _IO_seekpos (_IO_FILE *, __off64_t, int);
extern void _IO_free_backup_area (_IO_FILE *) __attribute__ ((__nothrow__ , __leaf__));
typedef long int __jmp_buf[8];
typedef int __sig_atomic_t;
typedef struct
{
unsigned long int __val[(1024 / (8 * sizeof (unsigned long int)))];
} __sigset_t;
struct __jmp_buf_tag
{
__jmp_buf __jmpbuf;
int __mask_was_saved;
__sigset_t __saved_mask;
};
typedef struct __jmp_buf_tag jmp_buf[1];
extern int setjmp (jmp_buf __env) __attribute__ ((__nothrow__));
extern int __sigsetjmp (struct __jmp_buf_tag __env[1], int __savemask) __attribute__ ((__nothrow__));
extern int _setjmp (struct __jmp_buf_tag __env[1]) __attribute__ ((__nothrow__));
extern void longjmp (struct __jmp_buf_tag __env[1], int __val)
__attribute__ ((__nothrow__)) __attribute__ ((__noreturn__));
extern void _longjmp (struct __jmp_buf_tag __env[1], int __val)
__attribute__ ((__nothrow__)) __attribute__ ((__noreturn__));
typedef struct __jmp_buf_tag sigjmp_buf[1];
extern void siglongjmp (sigjmp_buf __env, int __val)
__attribute__ ((__nothrow__)) __attribute__ ((__noreturn__));
extern int __sigismember (const __sigset_t *, int);
extern int __sigaddset (__sigset_t *, int);
extern int __sigdelset (__sigset_t *, int);
typedef __sig_atomic_t sig_atomic_t;
typedef __sigset_t sigset_t;
typedef __pid_t pid_t;
typedef __uid_t uid_t;
struct timespec
{
__time_t tv_sec;
__syscall_slong_t tv_nsec;
};
typedef union sigval
{
int sival_int;
void *sival_ptr;
} sigval_t;
typedef __clock_t __sigchld_clock_t;
typedef struct
{
int si_signo;
int si_errno;
int si_code;
union
{
int _pad[((128 / sizeof (int)) - 4)];
struct
{
__pid_t si_pid;
__uid_t si_uid;
} _kill;
struct
{
int si_tid;
int si_overrun;
sigval_t si_sigval;
} _timer;
struct
{
__pid_t si_pid;
__uid_t si_uid;
sigval_t si_sigval;
} _rt;
struct
{
__pid_t si_pid;
__uid_t si_uid;
int si_status;
__sigchld_clock_t si_utime;
__sigchld_clock_t si_stime;
} _sigchld;
struct
{
void *si_addr;
short int si_addr_lsb;
} _sigfault;
struct
{
long int si_band;
int si_fd;
} _sigpoll;
struct
{
void *_call_addr;
int _syscall;
unsigned int _arch;
} _sigsys;
} _sifields;
} siginfo_t ;
enum
{
SI_ASYNCNL = -60,
SI_TKILL = -6,
SI_SIGIO,
SI_ASYNCIO,
SI_MESGQ,
SI_TIMER,
SI_QUEUE,
SI_USER,
SI_KERNEL = 0x80
};
enum
{
ILL_ILLOPC = 1,
ILL_ILLOPN,
ILL_ILLADR,
ILL_ILLTRP,
ILL_PRVOPC,
ILL_PRVREG,
ILL_COPROC,
ILL_BADSTK
};
enum
{
FPE_INTDIV = 1,
FPE_INTOVF,
FPE_FLTDIV,
FPE_FLTOVF,
FPE_FLTUND,
FPE_FLTRES,
FPE_FLTINV,
FPE_FLTSUB
};
enum
{
SEGV_MAPERR = 1,
SEGV_ACCERR
};
enum
{
BUS_ADRALN = 1,
BUS_ADRERR,
BUS_OBJERR,
BUS_MCEERR_AR,
BUS_MCEERR_AO
};
enum
{
TRAP_BRKPT = 1,
TRAP_TRACE
};
enum
{
CLD_EXITED = 1,
CLD_KILLED,
CLD_DUMPED,
CLD_TRAPPED,
CLD_STOPPED,
CLD_CONTINUED
};
enum
{
POLL_IN = 1,
POLL_OUT,
POLL_MSG,
POLL_ERR,
POLL_PRI,
POLL_HUP
};
typedef union pthread_attr_t pthread_attr_t;
typedef struct sigevent
{
sigval_t sigev_value;
int sigev_signo;
int sigev_notify;
union
{
int _pad[((64 / sizeof (int)) - 4)];
__pid_t _tid;
struct
{
void (*_function) (sigval_t);
pthread_attr_t *_attribute;
} _sigev_thread;
} _sigev_un;
} sigevent_t;
enum
{
SIGEV_SIGNAL = 0,
SIGEV_NONE,
SIGEV_THREAD,
SIGEV_THREAD_ID = 4
};
typedef void (*__sighandler_t) (int);
extern __sighandler_t __sysv_signal (int __sig, __sighandler_t __handler)
__attribute__ ((__nothrow__ , __leaf__));
extern __sighandler_t sysv_signal (int __sig, __sighandler_t __handler)
__attribute__ ((__nothrow__ , __leaf__));
extern __sighandler_t signal (int __sig, __sighandler_t __handler)
__attribute__ ((__nothrow__ , __leaf__));
extern __sighandler_t bsd_signal (int __sig, __sighandler_t __handler)
__attribute__ ((__nothrow__ , __leaf__));
extern int kill (__pid_t __pid, int __sig) __attribute__ ((__nothrow__ , __leaf__));
extern int killpg (__pid_t __pgrp, int __sig) __attribute__ ((__nothrow__ , __leaf__));
extern int raise (int __sig) __attribute__ ((__nothrow__ , __leaf__));
extern __sighandler_t ssignal (int __sig, __sighandler_t __handler)
__attribute__ ((__nothrow__ , __leaf__));
extern int gsignal (int __sig) __attribute__ ((__nothrow__ , __leaf__));
extern void psignal (int __sig, const char *__s);
extern void psiginfo (const siginfo_t *__pinfo, const char *__s);
extern int __sigpause (int __sig_or_mask, int __is_sig);
extern int sigpause (int __sig) __asm__ ("__xpg_sigpause");
extern int sigblock (int __mask) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__deprecated__));
extern int sigsetmask (int __mask) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__deprecated__));
extern int siggetmask (void) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__deprecated__));
typedef __sighandler_t sighandler_t;
typedef __sighandler_t sig_t;
extern int sigemptyset (sigset_t *__set) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
extern int sigfillset (sigset_t *__set) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
extern int sigaddset (sigset_t *__set, int __signo) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
extern int sigdelset (sigset_t *__set, int __signo) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
extern int sigismember (const sigset_t *__set, int __signo)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
extern int sigisemptyset (const sigset_t *__set) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
extern int sigandset (sigset_t *__set, const sigset_t *__left,
const sigset_t *__right) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1, 2, 3)));
extern int sigorset (sigset_t *__set, const sigset_t *__left,
const sigset_t *__right) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1, 2, 3)));
struct sigaction
{
union
{
__sighandler_t sa_handler;
void (*sa_sigaction) (int, siginfo_t *, void *);
}
__sigaction_handler;
__sigset_t sa_mask;
int sa_flags;
void (*sa_restorer) (void);
};
extern int sigprocmask (int __how, const sigset_t *__restrict __set,
sigset_t *__restrict __oset) __attribute__ ((__nothrow__ , __leaf__));
extern int sigsuspend (const sigset_t *__set) __attribute__ ((__nonnull__ (1)));
extern int sigaction (int __sig, const struct sigaction *__restrict __act,
struct sigaction *__restrict __oact) __attribute__ ((__nothrow__ , __leaf__));
extern int sigpending (sigset_t *__set) __attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__nonnull__ (1)));
extern int sigwait (const sigset_t *__restrict __set, int *__restrict __sig)
__attribute__ ((__nonnull__ (1, 2)));
extern int sigwaitinfo (const sigset_t *__restrict __set,
siginfo_t *__restrict __info) __attribute__ ((__nonnull__ (1)));
extern int sigtimedwait (const sigset_t *__restrict __set,
siginfo_t *__restrict __info,
const struct timespec *__restrict __timeout)
__attribute__ ((__nonnull__ (1)));
extern int sigqueue (__pid_t __pid, int __sig, const union sigval __val)
__attribute__ ((__nothrow__ , __leaf__));
extern const char *const _sys_siglist[65];
extern const char *const sys_siglist[65];
struct sigvec
{
__sighandler_t sv_handler;
int sv_mask;
int sv_flags;
};
extern int sigvec (int __sig, const struct sigvec *__vec,
struct sigvec *__ovec) __attribute__ ((__nothrow__ , __leaf__));
struct _fpx_sw_bytes
{
__uint32_t magic1;
__uint32_t extended_size;
__uint64_t xstate_bv;
__uint32_t xstate_size;
__uint32_t padding[7];
};
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];
};
struct _fpstate
{
__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
{
__uint64_t r8;
__uint64_t r9;
__uint64_t r10;
__uint64_t r11;
__uint64_t r12;
__uint64_t r13;
__uint64_t r14;
__uint64_t r15;
__uint64_t rdi;
__uint64_t rsi;
__uint64_t rbp;
__uint64_t rbx;
__uint64_t rdx;
__uint64_t rax;
__uint64_t rcx;
__uint64_t rsp;
__uint64_t rip;
__uint64_t eflags;
unsigned short cs;
unsigned short gs;
unsigned short fs;
unsigned short __pad0;
__uint64_t err;
__uint64_t trapno;
__uint64_t oldmask;
__uint64_t cr2;
__extension__ union
{
struct _fpstate * fpstate;
__uint64_t __fpstate_word;
};
__uint64_t __reserved1 [8];
};
struct _xsave_hdr
{
__uint64_t xstate_bv;
__uint64_t reserved1[2];
__uint64_t reserved2[5];
};
struct _ymmh_state
{
__uint32_t ymmh_space[64];
};
struct _xstate
{
struct _fpstate fpstate;
struct _xsave_hdr xstate_hdr;
struct _ymmh_state ymmh;
};
extern int sigreturn (struct sigcontext *__scp) __attribute__ ((__nothrow__ , __leaf__));
extern int siginterrupt (int __sig, int __interrupt) __attribute__ ((__nothrow__ , __leaf__));
struct sigstack
{
void *ss_sp;
int ss_onstack;
};
enum
{
SS_ONSTACK = 1,
SS_DISABLE
};
typedef struct sigaltstack
{
void *ss_sp;
int ss_flags;
size_t ss_size;
} stack_t;
__extension__ typedef long long int greg_t;
typedef greg_t gregset_t[23];
enum
{
REG_R8 = 0,
REG_R9,
REG_R10,
REG_R11,
REG_R12,
REG_R13,
REG_R14,
REG_R15,
REG_RDI,
REG_RSI,
REG_RBP,
REG_RBX,
REG_RDX,
REG_RAX,
REG_RCX,
REG_RSP,
REG_RIP,
REG_EFL,
REG_CSGSFS,
REG_ERR,
REG_TRAPNO,
REG_OLDMASK,
REG_CR2
};
struct _libc_fpxreg
{
unsigned short int significand[4];
unsigned short int exponent;
unsigned short int padding[3];
};
struct _libc_xmmreg
{
__uint32_t element[4];
};
struct _libc_fpstate
{
__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 _libc_fpxreg _st[8];
struct _libc_xmmreg _xmm[16];
__uint32_t padding[24];
};
typedef struct _libc_fpstate *fpregset_t;
typedef struct
{
gregset_t gregs;
fpregset_t fpregs;
__extension__ unsigned long long __reserved1 [8];
} mcontext_t;
typedef struct ucontext
{
unsigned long int uc_flags;
struct ucontext *uc_link;
stack_t uc_stack;
mcontext_t uc_mcontext;
__sigset_t uc_sigmask;
struct _libc_fpstate __fpregs_mem;
} ucontext_t;
extern int sigstack (struct sigstack *__ss, struct sigstack *__oss)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__deprecated__));
extern int sigaltstack (const struct sigaltstack *__restrict __ss,
struct sigaltstack *__restrict __oss) __attribute__ ((__nothrow__ , __leaf__));
extern int sighold (int __sig) __attribute__ ((__nothrow__ , __leaf__));
extern int sigrelse (int __sig) __attribute__ ((__nothrow__ , __leaf__));
extern int sigignore (int __sig) __attribute__ ((__nothrow__ , __leaf__));
extern __sighandler_t sigset (int __sig, __sighandler_t __disp) __attribute__ ((__nothrow__ , __leaf__));
typedef unsigned long int pthread_t;
union pthread_attr_t
{
char __size[56];
long int __align;
};
typedef struct __pthread_internal_list
{
struct __pthread_internal_list *__prev;
struct __pthread_internal_list *__next;
} __pthread_list_t;
typedef union
{
struct __pthread_mutex_s
{
int __lock;
unsigned int __count;
int __owner;
unsigned int __nusers;
int __kind;
short __spins;
short __elision;
__pthread_list_t __list;
} __data;
char __size[40];
long int __align;
} pthread_mutex_t;
typedef union
{
char __size[4];
int __align;
} pthread_mutexattr_t;
typedef union
{
struct
{
int __lock;
unsigned int __futex;
__extension__ unsigned long long int __total_seq;
__extension__ unsigned long long int __wakeup_seq;
__extension__ unsigned long long int __woken_seq;
void *__mutex;
unsigned int __nwaiters;
unsigned int __broadcast_seq;
} __data;
char __size[48];
__extension__ long long int __align;
} pthread_cond_t;
typedef union
{
char __size[4];
int __align;
} pthread_condattr_t;
typedef unsigned int pthread_key_t;
typedef int pthread_once_t;
typedef union
{
struct
{
int __lock;
unsigned int __nr_readers;
unsigned int __readers_wakeup;
unsigned int __writer_wakeup;
unsigned int __nr_readers_queued;
unsigned int __nr_writers_queued;
int __writer;
int __shared;
unsigned long int __pad1;
unsigned long int __pad2;
unsigned int __flags;
} __data;
char __size[56];
long int __align;
} pthread_rwlock_t;
typedef union
{
char __size[8];
long int __align;
} pthread_rwlockattr_t;
typedef volatile int pthread_spinlock_t;
typedef union
{
char __size[32];
long int __align;
} pthread_barrier_t;
typedef union
{
char __size[4];
int __align;
} pthread_barrierattr_t;
extern int pthread_sigmask (int __how,
const __sigset_t *__restrict __newmask,
__sigset_t *__restrict __oldmask)__attribute__ ((__nothrow__ , __leaf__));
extern int pthread_kill (pthread_t __threadid, int __signo) __attribute__ ((__nothrow__ , __leaf__));
extern int pthread_sigqueue (pthread_t __threadid, int __signo,
const union sigval __value) __attribute__ ((__nothrow__ , __leaf__));
extern int __libc_current_sigrtmin (void) __attribute__ ((__nothrow__ , __leaf__));
extern int __libc_current_sigrtmax (void) __attribute__ ((__nothrow__ , __leaf__));
struct _IO_FILE;
typedef struct _IO_FILE FILE;
typedef struct _IO_FILE __FILE;
typedef __gnuc_va_list va_list;
typedef __off_t off_t;
typedef __off64_t off64_t;
typedef __ssize_t ssize_t;
typedef _G_fpos_t fpos_t;
typedef _G_fpos64_t fpos64_t;
extern struct _IO_FILE *stdin;
extern struct _IO_FILE *stdout;
extern struct _IO_FILE *stderr;
extern int remove (const char *__filename) __attribute__ ((__nothrow__ , __leaf__));
extern int rename (const char *__old, const char *__new) __attribute__ ((__nothrow__ , __leaf__));
extern int renameat (int __oldfd, const char *__old, int __newfd,
const char *__new) __attribute__ ((__nothrow__ , __leaf__));
extern FILE *tmpfile (void) ;
extern FILE *tmpfile64 (void) ;
extern char *tmpnam (char *__s) __attribute__ ((__nothrow__ , __leaf__)) ;
extern char *tmpnam_r (char *__s) __attribute__ ((__nothrow__ , __leaf__)) ;
extern char *tempnam (const char *__dir, const char *__pfx)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__malloc__)) ;
extern int fclose (FILE *__stream);
extern int fflush (FILE *__stream);
extern int fflush_unlocked (FILE *__stream);
extern int fcloseall (void);
extern FILE *fopen (const char *__restrict __filename,
const char *__restrict __modes) ;
extern FILE *freopen (const char *__restrict __filename,
const char *__restrict __modes,
FILE *__restrict __stream) ;
extern FILE *fopen64 (const char *__restrict __filename,
const char *__restrict __modes) ;
extern FILE *freopen64 (const char *__restrict __filename,
const char *__restrict __modes,
FILE *__restrict __stream) ;
extern FILE *fdopen (int __fd, const char *__modes) __attribute__ ((__nothrow__ , __leaf__)) ;
extern FILE *fopencookie (void *__restrict __magic_cookie,
const char *__restrict __modes,
_IO_cookie_io_functions_t __io_funcs) __attribute__ ((__nothrow__ , __leaf__)) ;
extern FILE *fmemopen (void *__s, size_t __len, const char *__modes)
__attribute__ ((__nothrow__ , __leaf__)) ;
extern FILE *open_memstream (char **__bufloc, size_t *__sizeloc) __attribute__ ((__nothrow__ , __leaf__)) ;
extern void setbuf (FILE *__restrict __stream, char *__restrict __buf) __attribute__ ((__nothrow__ , __leaf__));
extern int setvbuf (FILE *__restrict __stream, char *__restrict __buf,
int __modes, size_t __n) __attribute__ ((__nothrow__ , __leaf__));
extern void setbuffer (FILE *__restrict __stream, char *__restrict __buf,
size_t __size) __attribute__ ((__nothrow__ , __leaf__));
extern void setlinebuf (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__));
extern int fprintf (FILE *__restrict __stream,
const char *__restrict __format, ...);
extern int printf (const char *__restrict __format, ...);
extern int sprintf (char *__restrict __s,
const char *__restrict __format, ...) __attribute__ ((__nothrow__));
extern int vfprintf (FILE *__restrict __s, const char *__restrict __format,
__gnuc_va_list __arg);
extern int vprintf (const char *__restrict __format, __gnuc_va_list __arg);
extern int vsprintf (char *__restrict __s, const char *__restrict __format,
__gnuc_va_list __arg) __attribute__ ((__nothrow__));
extern int snprintf (char *__restrict __s, size_t __maxlen,
const char *__restrict __format, ...)
__attribute__ ((__nothrow__)) __attribute__ ((__format__ (__printf__, 3, 4)));
extern int vsnprintf (char *__restrict __s, size_t __maxlen,
const char *__restrict __format, __gnuc_va_list __arg)
__attribute__ ((__nothrow__)) __attribute__ ((__format__ (__printf__, 3, 0)));
extern int vasprintf (char **__restrict __ptr, const char *__restrict __f,
__gnuc_va_list __arg)
__attribute__ ((__nothrow__)) __attribute__ ((__format__ (__printf__, 2, 0))) ;
extern int __asprintf (char **__restrict __ptr,
const char *__restrict __fmt, ...)
__attribute__ ((__nothrow__)) __attribute__ ((__format__ (__printf__, 2, 3))) ;
extern int asprintf (char **__restrict __ptr,
const char *__restrict __fmt, ...)
__attribute__ ((__nothrow__)) __attribute__ ((__format__ (__printf__, 2, 3))) ;
extern int vdprintf (int __fd, const char *__restrict __fmt,
__gnuc_va_list __arg)
__attribute__ ((__format__ (__printf__, 2, 0)));
extern int dprintf (int __fd, const char *__restrict __fmt, ...)
__attribute__ ((__format__ (__printf__, 2, 3)));
extern int fscanf (FILE *__restrict __stream,
const char *__restrict __format, ...) ;
extern int scanf (const char *__restrict __format, ...) ;
extern int sscanf (const char *__restrict __s,
const char *__restrict __format, ...) __attribute__ ((__nothrow__ , __leaf__));
extern int vfscanf (FILE *__restrict __s, const char *__restrict __format,
__gnuc_va_list __arg)
__attribute__ ((__format__ (__scanf__, 2, 0))) ;
extern int vscanf (const char *__restrict __format, __gnuc_va_list __arg)
__attribute__ ((__format__ (__scanf__, 1, 0))) ;
extern int vsscanf (const char *__restrict __s,
const char *__restrict __format, __gnuc_va_list __arg)
__attribute__ ((__nothrow__ , __leaf__)) __attribute__ ((__format__ (__scanf__, 2, 0)));
extern int fgetc (FILE *__stream);
extern int getc (FILE *__stream);
extern int getchar (void);
extern int getc_unlocked (FILE *__stream);
extern int getchar_unlocked (void);
extern int fgetc_unlocked (FILE *__stream);
extern int fputc (int __c, FILE *__stream);
extern int putc (int __c, FILE *__stream);
extern int putchar (int __c);
extern int fputc_unlocked (int __c, FILE *__stream);
extern int putc_unlocked (int __c, FILE *__stream);
extern int putchar_unlocked (int __c);
extern int getw (FILE *__stream);
extern int putw (int __w, FILE *__stream);
extern char *fgets (char *__restrict __s, int __n, FILE *__restrict __stream)
;
extern char *fgets_unlocked (char *__restrict __s, int __n,
FILE *__restrict __stream) ;
extern __ssize_t __getdelim (char **__restrict __lineptr,
size_t *__restrict __n, int __delimiter,
FILE *__restrict __stream) ;
extern __ssize_t getdelim (char **__restrict __lineptr,
size_t *__restrict __n, int __delimiter,
FILE *__restrict __stream) ;
extern __ssize_t getline (char **__restrict __lineptr,
size_t *__restrict __n,
FILE *__restrict __stream) ;
extern int fputs (const char *__restrict __s, FILE *__restrict __stream);
extern int puts (const char *__s);
extern int ungetc (int __c, FILE *__stream);
extern size_t fread (void *__restrict __ptr, size_t __size,
size_t __n, FILE *__restrict __stream) ;
extern size_t fwrite (const void *__restrict __ptr, size_t __size,
size_t __n, FILE *__restrict __s);
extern int fputs_unlocked (const char *__restrict __s,
FILE *__restrict __stream);
extern size_t fread_unlocked (void *__restrict __ptr, size_t __size,
size_t __n, FILE *__restrict __stream) ;
extern size_t fwrite_unlocked (const void *__restrict __ptr, size_t __size,
size_t __n, FILE *__restrict __stream);
extern int fseek (FILE *__stream, long int __off, int __whence);
extern long int ftell (FILE *__stream) ;
extern void rewind (FILE *__stream);
extern int fseeko (FILE *__stream, __off_t __off, int __whence);
extern __off_t ftello (FILE *__stream) ;
extern int fgetpos (FILE *__restrict __stream, fpos_t *__restrict __pos);
extern int fsetpos (FILE *__stream, const fpos_t *__pos);
extern int fseeko64 (FILE *__stream, __off64_t __off, int __whence);
extern __off64_t ftello64 (FILE *__stream) ;
extern int fgetpos64 (FILE *__restrict __stream, fpos64_t *__restrict __pos);
extern int fsetpos64 (FILE *__stream, const fpos64_t *__pos);
extern void clearerr (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__));
extern int feof (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__)) ;
extern int ferror (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__)) ;
extern void clearerr_unlocked (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__));
extern int feof_unlocked (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__)) ;
extern int ferror_unlocked (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__)) ;
extern void perror (const char *__s);
extern int sys_nerr;
extern const char *const sys_errlist[];
extern int _sys_nerr;
extern const char *const _sys_errlist[];
extern int fileno (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__)) ;
extern int fileno_unlocked (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__)) ;
extern FILE *popen (const char *__command, const char *__modes) ;
extern int pclose (FILE *__stream);
extern char *ctermid (char *__s) __attribute__ ((__nothrow__ , __leaf__));
extern char *cuserid (char *__s);
struct obstack;
extern int obstack_printf (struct obstack *__restrict __obstack,
const char *__restrict __format, ...)
__attribute__ ((__nothrow__)) __attribute__ ((__format__ (__printf__, 2, 3)));
extern int obstack_vprintf (struct obstack *__restrict __obstack,
const char *__restrict __format,
__gnuc_va_list __args)
__attribute__ ((__nothrow__)) __attribute__ ((__format__ (__printf__, 2, 0)));
extern void flockfile (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__));
extern int ftrylockfile (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__)) ;
extern void funlockfile (FILE *__stream) __attribute__ ((__nothrow__ , __leaf__));
typedef int wchar_t;
typedef enum
{
P_ALL,
P_PID,
P_PGID
} idtype_t;
static __inline unsigned int
__bswap_32 (unsigned int __bsx)
{
return __builtin_bswap32 (__bsx);
}
static __inline __uint64_t
__bswap_64 (__uint64_t __bsx)
{
return __builtin_bswap64 (__bsx);
}
union wait
{
int w_status;
struct
{
unsigned int __w_termsig:7;
unsigned int __w_coredump:1;
unsigned int __w_retcode:8;
unsigned int:16;
} __wait_terminated;
struct
{
unsigned int __w_stopval:8;
unsigned int __w_stopsig:8;
unsigned int:16;
} __wait_stopped;