diff options
Diffstat (limited to 'sysdeps')
| -rw-r--r-- | sysdeps/unix/sysv/linux/ia64/bits/mman.h | 94 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/ia64/bits/msq.h | 69 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/ia64/bits/sem.h | 87 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/ia64/bits/sigcontext.h | 58 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/ia64/bits/siginfo.h | 311 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/ia64/clone.S | 75 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/ia64/fork.c (renamed from sysdeps/unix/sysv/linux/ia64/shmctl.c) | 20 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/ia64/sys/ucontext.h | 2 |
8 files changed, 706 insertions, 10 deletions
diff --git a/sysdeps/unix/sysv/linux/ia64/bits/mman.h b/sysdeps/unix/sysv/linux/ia64/bits/mman.h new file mode 100644 index 0000000000..0b76a1d4c3 --- /dev/null +++ b/sysdeps/unix/sysv/linux/ia64/bits/mman.h @@ -0,0 +1,94 @@ +/* Definitions for POSIX memory map interface. Linux/ia64 version. + Copyright (C) 1997, 1998, 2000 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 _SYS_MMAN_H +# error "Never use <bits/mman.h> directly; include <sys/mman.h> instead." +#endif + +/* The following definitions basically come from the kernel headers. + But the kernel header is not namespace clean. */ + + +/* Protections are chosen from these bits, OR'd together. The + implementation does not necessarily support PROT_EXEC or PROT_WRITE + without PROT_READ. The only guarantees are that no writing will be + allowed without PROT_WRITE and no access will be allowed for PROT_NONE. */ + +#define PROT_READ 0x1 /* Page can be read. */ +#define PROT_WRITE 0x2 /* Page can be written. */ +#define PROT_EXEC 0x4 /* Page can be executed. */ +#define PROT_NONE 0x0 /* Page can not be accessed. */ + +/* Sharing types (must choose one and only one of these). */ +#define MAP_SHARED 0x01 /* Share changes. */ +#define MAP_PRIVATE 0x02 /* Changes are private. */ +#ifdef __USE_MISC +# define MAP_TYPE 0x0f /* Mask for type of mapping. */ +#endif + +/* Other flags. */ +#define MAP_FIXED 0x10 /* Interpret addr exactly. */ +#ifdef __USE_MISC +# define MAP_FILE 0 +# define MAP_ANONYMOUS 0x20 /* Don't use a file. */ +# define MAP_ANON MAP_ANONYMOUS +#endif + +/* These are Linux-specific. */ +#ifdef __USE_MISC +# define MAP_GROWSDOWN 0x0100 /* Stack-like segment. */ +# define MAP_GROWSUP 0x0200 /* Register stack-like segment */ +# define MAP_DENYWRITE 0x0800 /* ETXTBSY */ +# define MAP_EXECUTABLE 0x1000 /* Mark it as an executable. */ +# define MAP_LOCKED 0x2000 /* Lock the mapping. */ +# define MAP_NORESERVE 0x4000 /* Don't check for reservations. */ +#endif + +/* Flags to `msync'. */ +#define MS_ASYNC 0x1 /* Sync memory asynchronously. */ +#define MS_SYNC 0x2 /* Synchronous memory sync. */ +#define MS_INVALIDATE 0x4 /* Invalidate the caches. */ + +/* Flags for `mlockall'. */ +#define MCL_CURRENT 0x1 /* Lock all currently mapped pages. */ +#define MCL_FUTURE 0x2 /* Lock all additions to address + space. */ + +/* Flags for `mremap'. */ +#ifdef __USE_GNU +# define MREMAP_MAYMOVE 1 +#endif + +/* Advice to `madvise'. */ +#ifdef __USE_BSD +# define MADV_NORMAL 0 /* No further special treatment. */ +# define MADV_RANDOM 1 /* Expect random page references. */ +# define MADV_SEQUENTIAL 2 /* Expect sequential page references. */ +# define MADV_WILLNEED 3 /* Will need these pages. */ +# define MADV_DONTNEED 4 /* Don't need these pages. */ +#endif + +/* The POSIX people had to invent similar names for the same things. */ +#ifdef __USE_XOPEN2K +# define POSIX_MADV_NORMAL 0 /* No further special treatment. */ +# define POSIX_MADV_RANDOM 1 /* Expect random page references. */ +# define POSIX_MADV_SEQUENTIAL 2 /* Expect sequential page references. */ +# define POSIX_MADV_WILLNEED 3 /* Will need these pages. */ +# define POSIX_MADV_DONTNEED 4 /* Don't need these pages. */ +#endif diff --git a/sysdeps/unix/sysv/linux/ia64/bits/msq.h b/sysdeps/unix/sysv/linux/ia64/bits/msq.h new file mode 100644 index 0000000000..8861a59069 --- /dev/null +++ b/sysdeps/unix/sysv/linux/ia64/bits/msq.h @@ -0,0 +1,69 @@ +/* Copyright (C) 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contribute 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 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 _SYS_MSG_H +#error "Never use <bits/msq.h> directly; include <sys/msg.h> instead." +#endif + +#include <sys/types.h> + +/* Define options for message queue functions. */ +#define MSG_NOERROR 010000 /* no error if message is too big */ +#define MSG_EXCEPT 020000 /* recv any msg except of specified type */ + + +/* Structure of record for one message inside the kernel. + The type `struct __msg' is opaque. */ +struct msqid_ds +{ + struct ipc_perm msg_perm; /* structure describing operation permission */ + __time_t msg_stime; /* time of last msgsnd command */ + __time_t msg_rtime; /* time of last msgrcv command */ + __time_t msg_ctime; /* time of last change */ + unsigned long int __msg_cbytes; /* current number of bytes on queue */ + unsigned long int msg_qnum; /* number of messages currently on queue */ + unsigned long int msg_qbytes; /* max number of bytes allowed on queue */ + __pid_t msg_lspid; /* pid of last msgsnd() */ + __pid_t msg_lrpid; /* pid of last msgrcv() */ + unsigned long int __unused1; + unsigned long int __unused2; +}; + +#ifdef __USE_MISC + +# define msg_cbytes __msg_cbytes + +/* ipcs ctl commands */ +# define MSG_STAT 11 +# define MSG_INFO 12 + +/* buffer for msgctl calls IPC_INFO, MSG_INFO */ +struct msginfo + { + int msgpool; + int msgmap; + int msgmax; + int msgmnb; + int msgmni; + int msgssz; + int msgtql; + unsigned short int msgseg; + }; + +#endif /* __USE_MISC */ diff --git a/sysdeps/unix/sysv/linux/ia64/bits/sem.h b/sysdeps/unix/sysv/linux/ia64/bits/sem.h new file mode 100644 index 0000000000..73df578370 --- /dev/null +++ b/sysdeps/unix/sysv/linux/ia64/bits/sem.h @@ -0,0 +1,87 @@ +/* Copyright (C) 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 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 _SYS_SEM_H +# error "Never include <bits/sem.h> directly; use <sys/sem.h> instead." +#endif + +#include <sys/types.h> + +/* Flags for `semop'. */ +#define SEM_UNDO 0x1000 /* undo the operation on exit */ + +/* Commands for `semctl'. */ +#define GETPID 11 /* get sempid */ +#define GETVAL 12 /* get semval */ +#define GETALL 13 /* get all semval's */ +#define GETNCNT 14 /* get semncnt */ +#define GETZCNT 15 /* get semzcnt */ +#define SETVAL 16 /* set semval */ +#define SETALL 17 /* set all semval's */ + + +/* Data structure describing a set of semaphores. */ +struct semid_ds +{ + struct ipc_perm sem_perm; /* operation permission struct */ + __time_t sem_otime; /* last semop() time */ + __time_t sem_ctime; /* last time changed by semctl() */ + unsigned long int sem_nsems; /* number of semaphores in set */ + unsigned long int __unused1; + unsigned long int __unused2; +}; + +/* The user should define a union like the following to use it for arguments + for `semctl'. + + union semun + { + int val; <= value for SETVAL + struct semid_ds *buf; <= buffer for IPC_STAT & IPC_SET + unsigned short int *array; <= array for GETALL & SETALL + struct seminfo *__buf; <= buffer for IPC_INFO + }; + + Previous versions of this file used to define this union but this is + incorrect. One can test the macro _SEM_SEMUN_UNDEFINED to see whether + one must define the union or not. */ +#define _SEM_SEMUN_UNDEFINED 1 + +#ifdef __USE_MISC + +/* ipcs ctl cmds */ +# define SEM_STAT 18 +# define SEM_INFO 19 + +struct seminfo +{ + int semmap; + int semmni; + int semmns; + int semmnu; + int semmsl; + int semopm; + int semume; + int semusz; + int semvmx; + int semaem; +}; + +#endif /* __USE_MISC */ diff --git a/sysdeps/unix/sysv/linux/ia64/bits/sigcontext.h b/sysdeps/unix/sysv/linux/ia64/bits/sigcontext.h new file mode 100644 index 0000000000..101aad7e5a --- /dev/null +++ b/sysdeps/unix/sysv/linux/ia64/bits/sigcontext.h @@ -0,0 +1,58 @@ +/* Copyright (C) 1996, 1997, 1998,2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jes Sorensen <jes@linuxcare.com>, July 2000 + + 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. */ + +#if !defined _SIGNAL_H && !defined _SYS_UCONTEXT_H +# error "Never use <bits/sigcontext.h> directly; include <signal.h> instead." +#endif + +#ifndef sigcontext_struct +/* Kernel headers before 2.1.1 define a struct sigcontext_struct, but + we need sigcontext. */ +# define sigcontext_struct sigcontext +#endif + +#include <asm/fpu.h> +#include <bits/sigstack.h> + +struct sigcontext +{ + unsigned long int sc_flags; /* see manifest constants above */ + unsigned long int sc_nat; /* bit i == 1 iff scratch reg gr[i] is a NaT */ + stack_t sc_stack; /* previously active stack */ + + unsigned long int sc_ip; /* instruction pointer */ + unsigned long int sc_cfm; /* current frame marker */ + unsigned long int sc_um; /* user mask bits */ + unsigned long int sc_ar_rsc; /* register stack configuration register */ + unsigned long int sc_ar_bsp; /* backing store pointer */ + unsigned long int sc_ar_rnat; /* RSE NaT collection register */ + unsigned long int sc_ar_ccv; /* compare & exchange compare value register */ + unsigned long int sc_ar_unat; /* ar.unat of interrupted context */ + unsigned long int sc_ar_fpsr; /* floating-point status register */ + unsigned long int sc_ar_pfs; /* previous function state */ + unsigned long int sc_ar_lc; /* loop count register */ + unsigned long int sc_pr; /* predicate registers */ + unsigned long int sc_br[8]; /* branch registers */ + unsigned long int sc_gr[32]; /* general registers (static partition) */ + struct ia64_fpreg sc_fr[128]; /* floating-point registers */ + + /* sc_mask is actually an sigset_t but we don't want to + * include the kernel headers here. */ + unsigned long int sc_mask; /* signal mask to restore after handler returns */ +}; diff --git a/sysdeps/unix/sysv/linux/ia64/bits/siginfo.h b/sysdeps/unix/sysv/linux/ia64/bits/siginfo.h new file mode 100644 index 0000000000..74dc2b1f77 --- /dev/null +++ b/sysdeps/unix/sysv/linux/ia64/bits/siginfo.h @@ -0,0 +1,311 @@ +/* siginfo_t, sigevent and constants. Linux/ia64 version. + Copyright (C) 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 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. */ + +#if !defined _SIGNAL_H && !defined __need_siginfo_t +# error "Never include this file directly. Use <signal.h> instead" +#endif + +#if (!defined __have_siginfo_t \ + && (defined _SIGNAL_H || defined __need_siginfo_t)) +# define __have_siginfo_t 1 + +/* Type for data associated with a signal. */ +typedef union sigval + { + int sival_int; + void *sival_ptr; + } sigval_t; + +# define __SI_MAX_SIZE 128 +# define __SI_PAD_SIZE ((__SI_MAX_SIZE / sizeof (int)) - 3) + +typedef struct siginfo + { + int si_signo; /* Signal number. */ + int si_errno; /* If non-zero, an errno value associated with + this signal, as defined in <errno.h>. */ + int si_code; /* Signal code. */ + + union + { + int _pad[__SI_PAD_SIZE]; + + /* kill(). */ + struct + { + __pid_t si_pid; /* Sending process ID. */ + __uid_t si_uid; /* Real user ID of sending process. */ + } _kill; + + /* POSIX.1b timers. */ + struct + { + unsigned int _timer1; + unsigned int _timer2; + } _timer; + + /* POSIX.1b signals. */ + struct + { + __pid_t si_pid; /* Sending process ID. */ + __uid_t si_uid; /* Real user ID of sending process. */ + sigval_t si_sigval; /* Signal value. */ + } _rt; + + /* SIGCHLD. */ + struct + { + __pid_t si_pid; /* Which child. */ + __uid_t si_uid; /* Real user ID of sending process. */ + int si_status; /* Exit value or signal. */ + __clock_t si_utime; + __clock_t si_stime; + } _sigchld; + + /* SIGILL, SIGFPE, SIGSEGV, SIGBUS. */ + struct + { + void *si_addr; /* Faulting insn/memory ref. */ + int _si_imm; + int _si_pad0; + unsigned long int _si_isr; + } _sigfault; + + /* SIGPOLL. */ + struct + { + long int si_band; /* Band event for SIGPOLL. */ + int si_fd; + } _sigpoll; + } _sifields; + } siginfo_t; + + +/* X/Open requires some more fields with fixed names. */ +# define si_pid _sifields._kill.si_pid +# define si_uid _sifields._kill.si_uid +# define si_status _sifields._sigchld.si_status +# define si_utime _sifields._sigchld.si_utime +# define si_stime _sifields._sigchld.si_stime +# define si_value _sifields._rt.si_sigval +# define si_int _sifields._rt.si_sigval.sival_int +# define si_ptr _sifields._rt.si_sigval.sival_ptr +# define si_addr _sifields._sigfault.si_addr +# define si_band _sifields._sigpoll.si_band +# define si_fd _sifields._sigpoll.si_fd + +#ifdef __USE_GNU +# define si_imm _sifields._sigfault._si_imm +# define si_isr _sifields._sigfault._si_isr +#endif + +/* Values for `si_code'. Positive values are reserved for kernel-generated + signals. */ +enum +{ + SI_SIGIO = -5, /* Sent by queued SIGIO. */ +# define SI_SIGIO SI_SIGIO + SI_ASYNCIO, /* Sent by AIO completion. */ +# define SI_ASYNCIO SI_ASYNCIO + SI_MESGQ, /* Sent by real time mesq state change. */ +# define SI_MESGQ SI_MESGQ + SI_TIMER, /* Sent by timer expiration. */ +# define SI_TIMER SI_TIMER + SI_QUEUE, /* Sent by sigqueue. */ +# define SI_QUEUE SI_QUEUE + SI_USER /* Sent by kill, sigsend, raise. */ +# define SI_USER SI_USER +}; + + +/* `si_code' values for SIGILL signal. */ +enum +{ + ILL_ILLOPC = 1, /* Illegal opcode. */ +# define ILL_ILLOPC ILL_ILLOPC + ILL_ILLOPN, /* Illegal operand. */ +# define ILL_ILLOPN ILL_ILLOPN + ILL_ILLADR, /* Illegal addressing mode. */ +# define ILL_ILLADR ILL_ILLADR + ILL_ILLTRP, /* Illegal trap. */ +# define ILL_ILLTRP ILL_ILLTRP + ILL_PRVOPC, /* Privileged opcode. */ +# define ILL_PRVOPC ILL_PRVOPC + ILL_PRVREG, /* Privileged register. */ +# define ILL_PRVREG ILL_PRVREG + ILL_COPROC, /* Coprocessor error. */ +# define ILL_COPROC ILL_COPROC + ILL_BADSTK /* Internal stack error. */ +# define ILL_BADSTK ILL_BADSTK + +# ifdef __USE_GNU + , ILL_BREAK +# define ILL_BREAK __ILL_BREAK +# endif +}; + +/* `si_code' values for SIGFPE signal. */ +enum +{ + FPE_INTDIV = 1, /* Integer divide by zero. */ +# define FPE_INTDIV FPE_INTDIV + FPE_INTOVF, /* Integer overflow. */ +# define FPE_INTOVF FPE_INTOVF + FPE_FLTDIV, /* Floating point divide by zero. */ +# define FPE_FLTDIV FPE_FLTDIV + FPE_FLTOVF, /* Floating point overflow. */ +# define FPE_FLTOVF FPE_FLTOVF + FPE_FLTUND, /* Floating point underflow. */ +# define FPE_FLTUND FPE_FLTUND + FPE_FLTRES, /* Floating point inexact result. */ +# define FPE_FLTRES FPE_FLTRES + FPE_FLTINV, /* Floating point invalid operation. */ +# define FPE_FLTINV FPE_FLTINV + FPE_FLTSUB /* Subscript out of range. */ +# define FPE_FLTSUB FPE_FLTSUB +# ifdef __USE_GNU + , FPE_DECOVF +# define FPE_DECOVF __FPE_DECOVF + , FPE_DECDIV +# define FPE_DECDIV __FPE_DECDIV + , FPE_DECERR +# define FPE_DECERR __FPE_DECERR + , FPE_INVASC +# define FPE_INVASC __FPE_INVASC + , FPE_INVDEC +# define FPE_INVDEC __FPE_INVDEC +# endif +}; + +/* `si_code' values for SIGSEGV signal. */ +enum +{ + SEGV_MAPERR = 1, /* Address not mapped to object. */ +# define SEGV_MAPERR SEGV_MAPERR + SEGV_ACCERR /* Invalid permissions for mapped object. */ +# define SEGV_ACCERR SEGV_ACCERR +}; + +/* `si_code' values for SIGBUS signal. */ +enum +{ + BUS_ADRALN = 1, /* Invalid address alignment. */ +# define BUS_ADRALN BUS_ADRALN + BUS_ADRERR, /* Non-existant physical address. */ +# define BUS_ADRERR BUS_ADRERR + BUS_OBJERR /* Object specific hardware error. */ +# define BUS_OBJERR BUS_OBJERR +}; + +/* `si_code' values for SIGTRAP signal. */ +enum +{ + TRAP_BRKPT = 1, /* Process breakpoint. */ +# define TRAP_BRKPT TRAP_BRKPT + TRAP_TRACE /* Process trace trap. */ +# define TRAP_TRACE TRAP_TRACE + +# ifdef __USE_GNU + , TRAP_BRANCH +# define TRAP_BRANCH TRAP_BRANCH + , TRAP_HWBKPT +# define TRAP_HWBKPT TRAP_HWBKPT +# endif +}; + +/* `si_code' values for SIGCHLD signal. */ +enum +{ + CLD_EXITED = 1, /* Child has exited. */ +# define CLD_EXITED CLD_EXITED + CLD_KILLED, /* Child was killed. */ +# define CLD_KILLED CLD_KILLED + CLD_DUMPED, /* Child terminated abnormally. */ +# define CLD_DUMPED CLD_DUMPED + CLD_TRAPPED, /* Traced child has trapped. */ +# define CLD_TRAPPED CLD_TRAPPED + CLD_STOPPED, /* Child has stopped. */ +# define CLD_STOPPED CLD_STOPPED + CLD_CONTINUED /* Stopped child has continued. */ +# define CLD_CONTINUED CLD_CONTINUED +}; + +/* `si_code' values for SIGPOLL signal. */ +enum +{ + POLL_IN = 1, /* Data input available. */ +# define POLL_IN POLL_IN + POLL_OUT, /* Output buffers available. */ +# define POLL_OUT POLL_OUT + POLL_MSG, /* Input message available. */ +# define POLL_MSG POLL_MSG + POLL_ERR, /* I/O error. */ +# define POLL_ERR POLL_ERR + POLL_PRI, /* High priority input available. */ +# define POLL_PRI POLL_PRI + POLL_HUP /* Device disconnected. */ +# define POLL_HUP POLL_HUP +}; + +# undef __need_siginfo_t +#endif /* !have siginfo_t && (have _SIGNAL_H || need siginfo_t). */ + + +#if defined _SIGNAL_H && !defined __have_sigevent_t +# define __have_sigevent_t 1 + +/* Structure to transport application-defined values with signals. */ +# define __SIGEV_MAX_SIZE 64 +# define __SIGEV_PAD_SIZE ((__SIGEV_MAX_SIZE / sizeof (int)) - 3) + +typedef struct sigevent + { + sigval_t sigev_value; + int sigev_signo; + int sigev_notify; + + union + { + int _pad[__SIGEV_PAD_SIZE]; + + struct + { + void (*_function) __PMT ((sigval_t)); /* Function to start. */ + void *_attribute; /* Really pthread_attr_t. */ + } _sigev_thread; + } _sigev_un; + } sigevent_t; + +/* POSIX names to access some of the members. */ +# define sigev_notify_function _sigev_un._sigev_thread._function +# define sigev_notify_attributes _sigev_un._sigev_thread._attribute + +/* `sigev_notify' values. */ +enum +{ + SIGEV_SIGNAL = 0, /* Notify via signal. */ +# define SIGEV_SIGNAL SIGEV_SIGNAL + SIGEV_NONE, /* Other notification: meaningless. */ +# define SIGEV_NONE SIGEV_NONE + SIGEV_THREAD /* Deliver via thread creation. */ +# define SIGEV_THREAD SIGEV_THREAD +}; + +#endif /* have _SIGNAL_H. */ diff --git a/sysdeps/unix/sysv/linux/ia64/clone.S b/sysdeps/unix/sysv/linux/ia64/clone.S new file mode 100644 index 0000000000..696e7f5bf1 --- /dev/null +++ b/sysdeps/unix/sysv/linux/ia64/clone.S @@ -0,0 +1,75 @@ +/* Copyright (C) 1999,2000 Free Software Foundation, Inc. + + 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. */ + +/* clone is even more special than fork as it mucks with stacks + and invokes a function in the right context after its all over. */ + +#include <sysdep.h> + +/* int clone(int (*fn)(void *arg), void *child_stack, int flags, void *arg); */ + +/* + * Used for both clone and fork system calls. Note that if fn is NULL + * then clone was called from fork. + */ + +ENTRY(__clone) + add r2 = -16, r33 // save space for fn and arg + cmp.ne p6,p0 = 0,r33 + ;; +(p6) add r33 = -16, r33 + add r12 = -16, r12 + ;; +(p6) st8 [r2] = r32, 8 // save fn for child + st8 [r12] = r32 // save fn for parent + ;; +(p6) st8 [r2] = r35 // save arg for child + mov r32 = r34 // put flags in out0 + DO_CALL (SYS_ify (clone)) +1: + ld8 r33 = [r12], 8 // recover fn + ;; + ld8 r32 = [r12], 8 // recover arg + + cmp.eq p6,p0=-1,r10 +(p6) br.cond.spnt.many __syscall_error // handle error + + cmp.ne p7,p0=0,r8 +(p7) ret // parent process, just return + + cmp.eq p8,p0=0,r33 +(p8) ret // fork call, return + + alloc loc0 = ar.pfs,2,2,2,0 + ;; + ld8 r2 = [in1], 8 // get address of fn + mov out0 = in0 + mov loc1 = gp // save gp across indirect call + ;; + ld8 gp = [in1] // set new gp + mov b6 = r2 + br.call.sptk b0 = b6 // call thread routine + ;; + + mov ar.pfs = loc0 + mov gp = loc1 + mov r32 = r8 // exit value + br.call.sptk b0 = _exit // we're out of here + +PSEUDO_END(__clone) + +weak_alias (__clone, clone) diff --git a/sysdeps/unix/sysv/linux/ia64/shmctl.c b/sysdeps/unix/sysv/linux/ia64/fork.c index dbf0782bc1..ab9b3bc7ef 100644 --- a/sysdeps/unix/sysv/linux/ia64/shmctl.c +++ b/sysdeps/unix/sysv/linux/ia64/fork.c @@ -1,6 +1,7 @@ -/* Copyright (C) 1995, 1997, 1998, 2000 Free Software Foundation, Inc. +/* Copyright (C) 1996, 1997, 1998, 2000 Free Software Foundation, Inc. This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995. + Written by Andreas Schwab, <schwab@issan.informatik.uni-dortmund.de>, + December 1995. 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 @@ -17,15 +18,16 @@ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -#include <errno.h> -#include <sys/shm.h> -#include <ipc_priv.h> +#include <unistd.h> +#include <asm/signal.h> -#include <sysdep.h> -#include <sys/syscall.h> +extern int __clone (int (*fn)(void *), void *ksp, unsigned long int flags, + void *arg); int -shmctl (int shmid, int cmd, struct shmid_ds *buf) +__fork (void) { - return INLINE_SYSCALL (ipc, 5, IPCOP_shmctl, shmid, cmd, 0, buf); + return __clone (NULL, NULL, SIGCHLD, 0); } + +weak_alias (__fork, fork) diff --git a/sysdeps/unix/sysv/linux/ia64/sys/ucontext.h b/sysdeps/unix/sysv/linux/ia64/sys/ucontext.h index c7adaca12b..babb41de4b 100644 --- a/sysdeps/unix/sysv/linux/ia64/sys/ucontext.h +++ b/sysdeps/unix/sysv/linux/ia64/sys/ucontext.h @@ -22,7 +22,7 @@ #include <features.h> #include <signal.h> -#include <bits/sigcontext.h> +#include <bits/sigstack.h> typedef struct { |