diff options
Diffstat (limited to 'sysdeps/unix')
| -rw-r--r-- | sysdeps/unix/sysv/linux/Makefile | 9 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/_G_config.h | 5 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/alpha/bits/types.h | 3 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/alpha/kernel_sigaction.h | 2 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/bits/siginfo.h | 141 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/bits/types.h | 3 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/init-first.c | 8 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/net/if_slip.h | 25 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/oldsiglist.c | 21 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/sigaction.c | 9 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/siglist.c | 11 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/sigqueue.c | 2 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/sigreturn.c | 54 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/sparc/sparc64/bits/types.h | 3 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/syscalls.list | 2 |
15 files changed, 167 insertions, 131 deletions
diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile index 6903e0b6cd..27684ef3fe 100644 --- a/sysdeps/unix/sysv/linux/Makefile +++ b/sysdeps/unix/sysv/linux/Makefile @@ -67,6 +67,12 @@ endif ifeq ($(subdir),stdio-common) # Just disable the auto generation in sysdeps/generic inhibit-siglist := yes + +ifeq ($(versioning),yes) +aux += oldsiglist +endif + +shared-only-routines += oldsiglist endif ifeq ($(subdir),inet) @@ -111,8 +117,7 @@ endif ifeq ($(subdir),signal) sysdep_routines += rt_sigsuspend rt_sigprocmask rt_sigtimedwait \ - rt_sigqueueinfo rt_sigaction rt_sigpending \ - rt_sigreturn + rt_sigqueueinfo rt_sigaction rt_sigpending endif common-generated += bits/stdio_lim.h bits/stdio_lim.d diff --git a/sysdeps/unix/sysv/linux/_G_config.h b/sysdeps/unix/sysv/linux/_G_config.h index 9ad897644e..5dda3d71db 100644 --- a/sysdeps/unix/sysv/linux/_G_config.h +++ b/sysdeps/unix/sysv/linux/_G_config.h @@ -48,6 +48,9 @@ typedef unsigned int _G_uint32_t __attribute__ ((__mode__ (__SI__))); #define _G_HAVE_PRINTF_FP 1 #define _G_HAVE_MMAP 1 #define _G_HAVE_LONG_DOUBLE_IO 1 +#define _G_HAVE_IO_FILE_OPEN 1 + +#define _G_IO_IO_FILE_VERSION 0x20001 #define _G_OPEN64 open64 #define _G_LSEEK64 lseek64 @@ -66,7 +69,7 @@ typedef unsigned int _G_uint32_t __attribute__ ((__mode__ (__SI__))); #define _G_VTABLE_LABEL_PREFIX_ID __vt_ -#if defined (__cplusplus) || defined (__STDC__) +#if defined __cplusplus || defined __STDC__ # define _G_ARGS(ARGLIST) ARGLIST #else # define _G_ARGS(ARGLIST) () diff --git a/sysdeps/unix/sysv/linux/alpha/bits/types.h b/sysdeps/unix/sysv/linux/alpha/bits/types.h index b9e6dd779a..9acdf0c490 100644 --- a/sysdeps/unix/sysv/linux/alpha/bits/types.h +++ b/sysdeps/unix/sysv/linux/alpha/bits/types.h @@ -62,6 +62,7 @@ typedef __uint32_t __fsblkcnt_t; /* Type to count file system blocks. */ typedef __uint64_t __fsblkcnt64_t; /* "" (LFS) */ typedef __uint64_t __fsfilcnt_t; /* Type to count file system inodes. */ typedef __uint64_t __fsfilcnt64_t; /* "" (LFS) */ +typedef __uint32_t __id_t; /* General type for IDs. */ typedef struct { @@ -90,7 +91,7 @@ typedef unsigned long int __fd_mask; /* It's easier to assume 8-bit bytes than to get CHAR_BIT. */ #define __NFDBITS (8 * sizeof (__fd_mask)) #define __FDELT(d) ((d) / __NFDBITS) -#define __FDMASK(d) (1 << ((d) % __NFDBITS)) +#define __FDMASK(d) ((__fd_mask) 1 << ((d) % __NFDBITS)) /* fd_set for select and pselect. */ typedef struct diff --git a/sysdeps/unix/sysv/linux/alpha/kernel_sigaction.h b/sysdeps/unix/sysv/linux/alpha/kernel_sigaction.h index 900bff4aab..6f8bc9bcd4 100644 --- a/sysdeps/unix/sysv/linux/alpha/kernel_sigaction.h +++ b/sysdeps/unix/sysv/linux/alpha/kernel_sigaction.h @@ -1,6 +1,6 @@ /* This is the sigaction struction from the Linux 2.1.20 kernel. */ -struct kernel_sigaction { +struct old_kernel_sigaction { __sighandler_t sa_handler; unsigned long sa_mask; unsigned int sa_flags; diff --git a/sysdeps/unix/sysv/linux/bits/siginfo.h b/sysdeps/unix/sysv/linux/bits/siginfo.h index 42030abc4f..503465b3bf 100644 --- a/sysdeps/unix/sysv/linux/bits/siginfo.h +++ b/sysdeps/unix/sysv/linux/bits/siginfo.h @@ -17,12 +17,23 @@ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -#ifndef _SIGNAL_H +#if !defined _SIGNAL_H && !defined __need_siginfo_t # error "Never include this file directly. Use <signal.h> instead" #endif -#define SI_MAX_SIZE 128 -#define SI_PAD_SIZE ((SI_MAX_SIZE / sizeof (int)) - 3) +#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 { @@ -83,17 +94,17 @@ typedef struct siginfo /* 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 +# 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 /* Values for `si_code'. Positive values are reserved for kernel-generated @@ -101,15 +112,15 @@ typedef struct siginfo enum { SI_ASYNCIO = -4, /* Sent by AIO completion. */ -#define SI_ASYNCIO SI_ASYNCIO +# define SI_ASYNCIO SI_ASYNCIO SI_MESGQ, /* Sent by real time mesq state change. */ -#define SI_MESGQ SI_MESGQ +# define SI_MESGQ SI_MESGQ SI_TIMER, /* Sent by timer expiration. */ -#define SI_TIMER SI_TIMER +# define SI_TIMER SI_TIMER SI_QUEUE, /* Sent by sigqueue. */ -#define SI_QUEUE SI_QUEUE +# define SI_QUEUE SI_QUEUE SI_USER /* Sent by kill, sigsend, raise. */ -#define SI_USER SI_USER +# define SI_USER SI_USER }; @@ -117,111 +128,117 @@ enum enum { ILL_ILLOPC = 1, /* Illegal opcode. */ -#define ILL_ILLOPC ILL_ILLOPC +# define ILL_ILLOPC ILL_ILLOPC ILL_ILL_OPN, /* Illegal operand. */ -#define ILL_ILLOPN ILL_ILLOPN +# define ILL_ILLOPN ILL_ILLOPN ILL_ILLADR, /* Illegal addressing mode. */ -#define ILL_ILLADR ILL_ILLADR +# define ILL_ILLADR ILL_ILLADR ILL_ILLTRP, /* Illegal trap. */ -#define ILL_ILLTRP ILL_ILLTRP +# define ILL_ILLTRP ILL_ILLTRP ILL_PRVOPC, /* Privileged opcode. */ -#define ILL_PRVOPC ILL_PRVOPC +# define ILL_PRVOPC ILL_PRVOPC ILL_PRVREG, /* Privileged register. */ -#define ILL_PRVREG ILL_PRVREG +# define ILL_PRVREG ILL_PRVREG ILL_COPROC, /* Coprocessor error. */ -#define ILL_COPROC ILL_COPROC +# define ILL_COPROC ILL_COPROC ILL_BADSTK /* Internal stack error. */ -#define ILL_BADSTK ILL_BADSTK +# define ILL_BADSTK ILL_BADSTK }; /* `si_code' values for SIGFPE signal. */ enum { FPE_INTDIV = 1, /* Integer divide by zero. */ -#define FPE_INTDIV FPE_INTDIV +# define FPE_INTDIV FPE_INTDIV FPE_INTOVF, /* Integer overflow. */ -#define FPE_INTOVF FPE_INTOVF +# define FPE_INTOVF FPE_INTOVF FPE_FLTDIV, /* Floating point divide by zero. */ -#define FPE_FLTDIV FPE_FLTDIV +# define FPE_FLTDIV FPE_FLTDIV FPE_FLTOVF, /* Floating point overflow. */ -#define FPE_FLTOVF FPE_FLTOVF +# define FPE_FLTOVF FPE_FLTOVF FPE_FLTUND, /* Floating point underflow. */ -#define FPE_FLTUND FPE_FLTUND +# define FPE_FLTUND FPE_FLTUND FPE_FLTRES, /* Floating point inexact result. */ -#define FPE_FLTRES FPE_FLTRES +# define FPE_FLTRES FPE_FLTRES FPE_FLTINV, /* Floating point invalid operation. */ -#define FPE_FLTINV FPE_FLTINV +# define FPE_FLTINV FPE_FLTINV FPE_FLTSUB /* Subscript out of range. */ -#define FPE_FLTSUB FPE_FLTSUB +# define FPE_FLTSUB FPE_FLTSUB }; /* `si_code' values for SIGSEGV signal. */ enum { SEGV_MAPERR = 1, /* Address not mapped to object. */ -#define SEGV_MAPERR SEGV_MAPERR +# define SEGV_MAPERR SEGV_MAPERR SEGV_ACCERR /* Invalid permissions for mapped object. */ -#define SEGV_ACCERR SEGV_ACCERR +# define SEGV_ACCERR SEGV_ACCERR }; /* `si_code' values for SIGBUS signal. */ enum { BUS_ADRALN = 1, /* Invalid address alignment. */ -#define BUS_ADRALN BUS_ADRALN +# define BUS_ADRALN BUS_ADRALN BUS_ADRERR, /* Non-existant physical address. */ -#define BUS_ADRERR BUS_ADRERR +# define BUS_ADRERR BUS_ADRERR BUS_OBJERR /* Object specific hardware error. */ -#define BUS_OBJERR BUS_OBJERR +# define BUS_OBJERR BUS_OBJERR }; /* `si_code' values for SIGTRAP signal. */ enum { TRAP_BRKPT = 1, /* Process breakpoint. */ -#define TRAP_BRKPT TRAP_BRKPT +# define TRAP_BRKPT TRAP_BRKPT TRAP_TRACE /* Process trace trap. */ -#define TRAP_TRACE TRAP_TRACE +# define TRAP_TRACE TRAP_TRACE }; /* `si_code' values for SIGCHLD signal. */ enum { CLD_EXITED = 1, /* Child has exited. */ -#define CLD_EXITED CLD_EXITED +# define CLD_EXITED CLD_EXITED CLD_KILLED, /* Child was killed. */ -#define CLD_KILLED CLD_KILLED +# define CLD_KILLED CLD_KILLED CLD_DUMPED, /* Child terminated abnormally. */ -#define CLD_DUMPED CLD_DUMPED +# define CLD_DUMPED CLD_DUMPED CLD_TRAPPED, /* Traced child has trapped. */ -#define CLD_TRAPPED CLD_TRAPPED +# define CLD_TRAPPED CLD_TRAPPED CLD_STOPPED, /* Child has stopped. */ -#define CLD_STOPPED CLD_STOPPED +# define CLD_STOPPED CLD_STOPPED CLD_CONTINUED /* Stopped child has continued. */ -#define CLD_CONTINUED CLD_CONTINUED +# define CLD_CONTINUED CLD_CONTINUED }; /* `si_code' values for SIGPOLL signal. */ enum { POLL_IN = 1, /* Data input available. */ -#define POLL_IN POLL_IN +# define POLL_IN POLL_IN POLL_OUT, /* Output buffers available. */ -#define POLL_OUT POLL_OUT +# define POLL_OUT POLL_OUT POLL_MSG, /* Input message available. */ -#define POLL_MSG POLL_MSG +# define POLL_MSG POLL_MSG POLL_ERR, /* I/O error. */ -#define POLL_ERR POLL_ERR +# define POLL_ERR POLL_ERR POLL_PRI, /* High priority input available. */ -#define POLL_PRI POLL_PRI +# define POLL_PRI POLL_PRI POLL_HUP /* Device disconnected. */ -#define POLL_HUP POLL_HUP +# 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) +# define SIGEV_MAX_SIZE 64 +# define SIGEV_PAD_SIZE ((SIGEV_MAX_SIZE / sizeof (int)) - 3) typedef struct sigevent { @@ -242,16 +259,18 @@ typedef struct sigevent } 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 +# 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 +# define SIGEV_SIGNAL SIGEV_SIGNAL SIGEV_NONE, /* Other notification: meaningless. */ -#define SIGEV_NONE SIGEV_NONE +# define SIGEV_NONE SIGEV_NONE SIGEV_THREAD /* Deliver via thread creation. */ -#define SIGEV_THREAD SIGEV_THREAD +# define SIGEV_THREAD SIGEV_THREAD }; + +#endif /* have _SIGNAL_H. */ diff --git a/sysdeps/unix/sysv/linux/bits/types.h b/sysdeps/unix/sysv/linux/bits/types.h index daa94336de..dec60e244b 100644 --- a/sysdeps/unix/sysv/linux/bits/types.h +++ b/sysdeps/unix/sysv/linux/bits/types.h @@ -67,6 +67,7 @@ typedef int __pid_t; /* Type of process identifications. */ typedef int __ssize_t; /* Type of a byte count, or error. */ typedef long int __rlim_t; /* Type of resource counts. */ typedef __quad_t __rlim64_t; /* Type of resource counts (LFS). */ +typedef __u_int __id_t; /* General type for ID. */ typedef struct { @@ -90,7 +91,7 @@ typedef unsigned long int __fd_mask; /* It's easier to assume 8-bit bytes than to get CHAR_BIT. */ #define __NFDBITS (8 * sizeof (__fd_mask)) #define __FDELT(d) ((d) / __NFDBITS) -#define __FDMASK(d) (1 << ((d) % __NFDBITS)) +#define __FDMASK(d) ((__fd_mask) 1 << ((d) % __NFDBITS)) /* fd_set for select and pselect. */ typedef struct diff --git a/sysdeps/unix/sysv/linux/init-first.c b/sysdeps/unix/sysv/linux/init-first.c index 505b8ddcfe..3a172288b6 100644 --- a/sysdeps/unix/sysv/linux/init-first.c +++ b/sysdeps/unix/sysv/linux/init-first.c @@ -24,6 +24,7 @@ #include <init-first.h> #include <sys/types.h> +extern void __libc_init_secure (void); extern void __libc_init (int, char **, char **); extern void __libc_global_ctors (void); @@ -42,8 +43,9 @@ int __libc_multiple_libcs = 1; int __libc_argc; char **__libc_argv; -/* We often need the PID. Cache this value. */ +/* We often need the UID and PID. Cache these values. */ pid_t __libc_pid = 0xf00baa; +uid_t __libc_uid = 0xf00baa; static void @@ -71,6 +73,10 @@ init (int argc, char **argv, char **envp) __libc_argv = argv; __environ = envp; +#ifndef PIC + __libc_init_secure (); +#endif + __libc_init (argc, argv, envp); /* This is a hack to make the special getopt in GNU libc working. */ diff --git a/sysdeps/unix/sysv/linux/net/if_slip.h b/sysdeps/unix/sysv/linux/net/if_slip.h index 2670427dbe..4686bc5da1 100644 --- a/sysdeps/unix/sysv/linux/net/if_slip.h +++ b/sysdeps/unix/sysv/linux/net/if_slip.h @@ -1,6 +1,25 @@ -#ifndef __NET_SLIP_H -#define __NET_SLIP_H 1 +/* Copyright (C) 1997 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 _NET_IF_SLIP_H +#define _NET_IF_SLIP_H 1 + +/* We can use the kernel header. */ #include <linux/if_slip.h> -#endif +#endif /* net/if_slip.h. */ diff --git a/sysdeps/unix/sysv/linux/oldsiglist.c b/sysdeps/unix/sysv/linux/oldsiglist.c new file mode 100644 index 0000000000..e9c933f9b3 --- /dev/null +++ b/sysdeps/unix/sysv/linux/oldsiglist.c @@ -0,0 +1,21 @@ +#include <stddef.h> +#include <signal.h> + +const char * const __old_sys_siglist[32] = +{ +#define init_sig(sig, abbrev, desc) [sig] desc, +#include "siglist.h" +#undef init_sig +}; + +const char * const __old_sys_sigabbrev[32] = +{ +#define init_sig(sig, abbrev, desc) [sig] abbrev, +#include "siglist.h" +#undef init_sig +}; + +strong_alias (__old_sys_siglist, _old_sys_siglist) +symbol_version (__old_sys_siglist, _sys_siglist, GLIBC_2.0); +symbol_version (_old_sys_siglist, sys_siglist, GLIBC_2.0); +symbol_version (__old_sys_sigabbrev, sys_sigabbrev, GLIBC_2.0); diff --git a/sysdeps/unix/sysv/linux/sigaction.c b/sysdeps/unix/sysv/linux/sigaction.c index 1412c381d0..3eb721454e 100644 --- a/sysdeps/unix/sysv/linux/sigaction.c +++ b/sysdeps/unix/sysv/linux/sigaction.c @@ -16,6 +16,7 @@ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ +#include <errno.h> #include <signal.h> /* The difference here is that the sigaction structure used in the @@ -23,10 +24,10 @@ translate it here. */ #include <kernel_sigaction.h> -extern int __syscall_sigaction (int, const struct kernel_sigaction *, - struct kernel_sigaction *); -extern int __syscall_rt_signal (int, const struct sigaction *, - struct sigaction *, size_t); +extern int __syscall_sigaction (int, const struct old_kernel_sigaction *, + struct old_kernel_sigaction *); +extern int __syscall_rt_sigaction (int, const struct sigaction *, + struct sigaction *, size_t); /* The variable is shared between all wrappers around signal handling functions which have RT equivalents. It is defined in sigsuspend.c. */ diff --git a/sysdeps/unix/sysv/linux/siglist.c b/sysdeps/unix/sysv/linux/siglist.c index c054e81999..9f42cc0a87 100644 --- a/sysdeps/unix/sysv/linux/siglist.c +++ b/sysdeps/unix/sysv/linux/siglist.c @@ -1,19 +1,26 @@ #include <stddef.h> #include <signal.h> -const char * const _sys_siglist[NSIG] = +const char * const __new_sys_siglist[NSIG] = { #define init_sig(sig, abbrev, desc) [sig] desc, #include "siglist.h" #undef init_sig }; -const char * const _sys_sigabbrev[NSIG] = +const char * const __new_sys_sigabbrev[NSIG] = { #define init_sig(sig, abbrev, desc) [sig] abbrev, #include "siglist.h" #undef init_sig }; +#ifdef DO_VERSIONING +strong_alias (__new_sys_siglist, _new_sys_siglist) +default_symbol_version (__new_sys_siglist, _sys_siglist, GLIBC_2.1); +default_symbol_version (_new_sys_siglist, sys_siglist, GLIBC_2.1); +default_symbol_version (__new_sys_sigabbrev, sys_sigabbrev, GLIBC_2.1); +#else weak_alias(_sys_siglist, sys_siglist) weak_alias(_sys_sigabbrev, sys_sigabbrev) +#endif diff --git a/sysdeps/unix/sysv/linux/sigqueue.c b/sysdeps/unix/sysv/linux/sigqueue.c index a88cd88f66..53e66af176 100644 --- a/sysdeps/unix/sysv/linux/sigqueue.c +++ b/sysdeps/unix/sysv/linux/sigqueue.c @@ -44,6 +44,8 @@ __sigqueue (pid, sig, val) __libc_pid = __getpid (); info.si_pid = __libc_pid; + if (__libc_uid ==0xf00baa) + __libc_pid = __getuid (); info.si_uid = __libc_uid; info.si_value = val; diff --git a/sysdeps/unix/sysv/linux/sigreturn.c b/sysdeps/unix/sysv/linux/sigreturn.c index 540dfdf388..6b3116fef2 100644 --- a/sysdeps/unix/sysv/linux/sigreturn.c +++ b/sysdeps/unix/sysv/linux/sigreturn.c @@ -1,51 +1,3 @@ -/* Copyright (C) 1997 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. */ - -#include <errno.h> -#include <signal.h> -#include <unistd.h> - -extern int __syscall_sigreturn (struct sigcontext *); -extern int __syscall_rt_sigreturn (struct sigcontext *, size_t); - -/* The variable is shared between all wrappers around signal handling - functions which have RT equivalents. It is defined in sigsuspend.c. */ -extern int __libc_have_rt_sigs; - - -/* Get and/or change the set of blocked signals. */ -int -__sigreturn (scp) - struct sigcontext *scp; -{ - /* First try the RT signals. */ - if (__libc_have_rt_sigs) - { - /* XXX The size argument hopefully will have to be changed to the - real size of the user-level sigset_t. */ - int result = __syscall_rt_sigreturn (scp, _NSIG / 8); - - if (result >= 0 || errno != ENOSYS) - return result; - - __libc_have_rt_sigs = 0; - } - - return __syscall_sigreturn (scp); -} -weak_alias (__sigprocmask, sigprocmask) +/* The sigreturn syscall cannot be explicitly called on Linux, only + implicitly by returning from a signal handler. */ +#include <sysdeps/generic/sigreturn.c> diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/bits/types.h b/sysdeps/unix/sysv/linux/sparc/sparc64/bits/types.h index a417928863..0c421fb7a7 100644 --- a/sysdeps/unix/sysv/linux/sparc/sparc64/bits/types.h +++ b/sysdeps/unix/sysv/linux/sparc/sparc64/bits/types.h @@ -54,6 +54,7 @@ typedef int __pid_t; /* Type of process identifications. */ typedef long long int __ssize_t; /* Type of a byte count, or error. */ typedef long int __rlim_t; /* Type of resource counts. */ typedef long int __rlim64_t; /* Type of resource counts (LFS). */ +typedef __u_int __id_t; /* General type for IDs. */ typedef struct { @@ -82,7 +83,7 @@ typedef unsigned long int __fd_mask; /* It's easier to assume 8-bit bytes than to get CHAR_BIT. */ #define __NFDBITS (8 * sizeof (__fd_mask)) #define __FDELT(d) ((d) / __NFDBITS) -#define __FDMASK(d) (1 << ((d) % __NFDBITS)) +#define __FDMASK(d) ((__fd_mask) 1 << ((d) % __NFDBITS)) /* fd_set for select and pselect. */ typedef struct diff --git a/sysdeps/unix/sysv/linux/syscalls.list b/sysdeps/unix/sysv/linux/syscalls.list index ed760af2ab..16538cee73 100644 --- a/sysdeps/unix/sysv/linux/syscalls.list +++ b/sysdeps/unix/sysv/linux/syscalls.list @@ -39,7 +39,6 @@ rt_sigaction - rt_sigaction 4 __syscall_rt_sigaction rt_sigpending - rt_sigpending 2 __syscall_rt_sigpending rt_sigprocmask - rt_sigprocmask 4 __syscall_rt_sigprocmask rt_sigqueueinfo - rt_sigqueueinfo 3 __syscall_rt_sigqueueinfo -rt_sigreturn - rt_sigreturn 1 __syscall_rt_sigreturn rt_sigsuspend - rt_sigsuspend 2 __syscall_rt_sigsuspend rt_sigtimedwait - rt_sigtimedwait 4 __syscall_rt_sigtimedwait s_getdents EXTRA getdents 3 __getdents @@ -52,7 +51,6 @@ s_reboot EXTRA reboot 3 __syscall_reboot s_sigaction sigaction sigaction 3 __syscall_sigaction s_sigpending EXTRA sigpending 1 __syscall_sigpending s_sigprocmask EXTRA sigprocmask 3 __syscall_sigprocmask -s_sigreturn sigreturn sigreturn 1 __syscall_sigreturn s_sigsuspend sigsuspend sigsuspend 3 __syscall_sigsuspend s_sysctl sysctl _sysctl 1 __syscall__sysctl s_ustat ustat ustat 2 __syscall_ustat |