From d2f5be2a1235061b46c51d7530264d086eca46ef Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Fri, 8 Sep 1995 17:02:25 +0000 Subject: Document new files for Linux i386/ELF port. Fri Sep 8 16:32:12 1995 Ulrich Drepper * sysdeps/unix/sysv/linux/Implies, sysdeps/unix/sysv/linux/Makefile, sysdeps/unix/sysv/linux/Subdirs, sysdeps/unix/sysv/linux/accept.S, sysdeps/unix/sysv/linux/adjtime.c, sysdeps/unix/sysv/linux/adjtimex.S, sysdeps/unix/sysv/linux/bind.S, sysdeps/unix/sysv/linux/connect.S, sysdeps/unix/sysv/linux/direct.h, sysdeps/unix/sysv/linux/dl-machine.h, sysdeps/unix/sysv/linux/errnos.h, sysdeps/unix/sysv/linux/fork.S, sysdeps/unix/sysv/linux/gethostid.c, sysdeps/unix/sysv/linux/gethostname.C, sysdeps/unix/sysv/linux/getpeername.S, sysdeps/unix/sysv/linux/getpgid.S, sysdeps/unix/sysv/linux/getpgrp.S, sysdeps/unix/sysv/linux/getsockname.S, sysdeps/unix/sysv/linux/getsockopt.S, sysdeps/unix/sysv/linux/gtty.S, sysdeps/unix/sysv/linux/listen.S, sysdeps/unix/sysv/linux/local_lim.h, sysdeps/unix/sysv/linux/madvise.c, sysdeps/unix/sysv/linux/msgctl.c, sysdeps/unix/sysv/linux/msgget.c, sysdeps/unix/sysv/linux/msgrcv.c, sysdeps/unix/sysv/linux/msgsnd.c, sysdeps/unix/sysv/linux/pipe.S, sysdeps/unix/sysv/linux/poll.c, sysdeps/unix/sysv/linux/readv.c, sysdeps/unix/sysv/linux/recv.S, sysdeps/unix/sysv/linux/recvfrom.S, sysdeps/unix/sysv/linux/recvmsg.S, sysdeps/unix/sysv/linux/semctl.c, sysdeps/unix/sysv/linux/semget.c, sysdeps/unix/sysv/linux/semop.c, sysdeps/unix/sysv/linux/send.S, sysdeps/unix/sysv/linux/sendmsg.S, sysdeps/unix/sysv/linux/sendto.S, sysdeps/unix/sysv/linux/setegid.c, sysdeps/unix/sysv/linux/seteuid.c, sysdeps/unix/sysv/linux/sethostid.c, sysdeps/unix/sysv/linux/setpgid.c, sysdeps/unix/sysv/linux/setpgrp.c, sysdeps/unix/sysv/linux/setsid.S, sysdeps/unix/sysv/linux/setsockopt.S, sysdeps/unix/sysv/linux/settimeofday.S, sysdeps/unix/sysv/linux/shmat.c, sysdeps/unix/sysv/linux/shmctl.c, sysdeps/unix/sysv/linux/shmdt.c, sysdeps/unix/sysv/linux/shmget.c, sysdeps/unix/sysv/linux/shutdown.S, sysdeps/unix/sysv/linux/sigaction.S, sysdeps/unix/sysv/linux/signal.S, sysdeps/unix/sysv/linux/sigpending.S, sysdeps/unix/sysv/linux/sigset.h, sysdeps/unix/sysv/linux/sockaddrcom.h, sysdeps/unix/sysv/linux/socketpair.S, sysdeps/unix/sysv/linux/speed.c, sysdeps/unix/sysv/linux/statbuf.h, sysdeps/unix/sysv/linux/stty.S, sysdeps/unix/sysv/linux/syscall.h, sysdeps/unix/sysv/linux/sysconf.c, sysdeps/unix/sysv/linux/tcdrain.c, sysdeps/unix/sysv/linux/tcflow.c, sysdeps/unix/sysv/linux/tcflush.c, sysdeps/unix/sysv/linux/tcgetattr.c, sysdeps/unix/sysv/linux/tcsetattr.c, sysdeps/unix/sysv/linux/termbits.h, sysdeps/unix/sysv/linux/ualarm.c, sysdeps/unix/sysv/linux/ulimit.c, sysdeps/unix/sysv/linux/usleep.c, sysdeps/unix/sysv/linux/utsnamelen.h, sysdeps/unix/sysv/linux/vfork.c, sysdeps/unix/sysv/linux/wait.c, sysdeps/unix/sysv/linux/wait4.S, sysdeps/unix/sysv/linux/waitpid.c, sysdeps/unix/sysv/linux/writev.c: New Linux/ELF specific, architecture independent files. sysdeps/unix/sysv/linux/i386/Dist, sysdeps/unix/sysv/linux/i386/Makefile, sysdeps/unix/sysv/linux/i386/brk.S, sysdeps/unix/sysv/linux/i386/fcntlbits.h, sysdeps/unix/sysv/linux/i386/fpu_control.c, sysdeps/unix/sysv/linux/i386/fpu_control.h, sysdeps/unix/sysv/linux/i386/fstat.S, sysdeps/unix/sysv/linux/i386/fxstat.S, sysdeps/unix/sysv/linux/i386/ieee_fpu.c, sysdeps/unix/sysv/linux/i386/init-first.S, sysdeps/unix/sysv/linux/i386/ipc.S, sysdeps/unix/sysv/linux/i386/lstat.S, sysdeps/unix/sysv/linux/i386/lxstat.S, sysdeps/unix/sysv/linux/i386/mknod.S, sysdeps/unix/sysv/linux/i386/mmap.S, sysdeps/unix/sysv/linux/i386/sbrk.S, sysdeps/unix/sysv/linux/i386/setfpucw.c, sysdeps/unix/sysv/linux/i386/signum.h, sysdeps/unix/sysv/linux/i386/socket.S, sysdeps/unix/sysv/linux/i386/stat.S, sysdeps/unix/sysv/linux/i386/syscall.S, sysdeps/unix/sysv/linux/i386/sysdep.S, sysdeps/unix/sysv/linux/i386/sysdep.h, sysdeps/unix/sysv/linux/i386/xmknod.S, sysdeps/unix/sysv/linux/i386/xstat.S: New Linux i386/ELF specific files. sysdeps/unix/sysv/linux/sys/ipc_buf.h, sysdeps/unix/sysv/linux/sys/mman.h, sysdeps/unix/sysv/linux/sys/msq_buf.h, sysdeps/unix/sysv/linux/sys/sem_buf.h, sysdeps/unix/sysv/linux/sys/shm_buf.h, sysdeps/unix/sysv/linux/sys/socketcall.h, sysdeps/unix/sysv/linux/sys/timex.h: New Linux/ELF specific, architecture independent header files. --- sysdeps/unix/sysv/sysv4/linux/accept.S | 2 - sysdeps/unix/sysv/sysv4/linux/bind.S | 2 - sysdeps/unix/sysv/sysv4/linux/connect.S | 2 - sysdeps/unix/sysv/sysv4/linux/getpeername.S | 2 - sysdeps/unix/sysv/sysv4/linux/getsockname.S | 2 - sysdeps/unix/sysv/sysv4/linux/i386/socket.S | 54 ----------------- sysdeps/unix/sysv/sysv4/linux/i386/syscall.S | 29 ---------- sysdeps/unix/sysv/sysv4/linux/i386/sysdep.S | 27 --------- sysdeps/unix/sysv/sysv4/linux/i386/sysdep.h | 86 ---------------------------- sysdeps/unix/sysv/sysv4/linux/listen.S | 2 - sysdeps/unix/sysv/sysv4/linux/rename.S | 1 - sysdeps/unix/sysv/sysv4/linux/setsid.S | 1 - sysdeps/unix/sysv/sysv4/linux/socketpair.S | 2 - sysdeps/unix/sysv/sysv4/linux/wait4.S | 1 - sysdeps/unix/sysv/sysv4/linux/waitpid.S | 24 -------- 15 files changed, 237 deletions(-) delete mode 100644 sysdeps/unix/sysv/sysv4/linux/accept.S delete mode 100644 sysdeps/unix/sysv/sysv4/linux/bind.S delete mode 100644 sysdeps/unix/sysv/sysv4/linux/connect.S delete mode 100644 sysdeps/unix/sysv/sysv4/linux/getpeername.S delete mode 100644 sysdeps/unix/sysv/sysv4/linux/getsockname.S delete mode 100644 sysdeps/unix/sysv/sysv4/linux/i386/socket.S delete mode 100644 sysdeps/unix/sysv/sysv4/linux/i386/syscall.S delete mode 100644 sysdeps/unix/sysv/sysv4/linux/i386/sysdep.S delete mode 100644 sysdeps/unix/sysv/sysv4/linux/i386/sysdep.h delete mode 100644 sysdeps/unix/sysv/sysv4/linux/listen.S delete mode 100644 sysdeps/unix/sysv/sysv4/linux/rename.S delete mode 100644 sysdeps/unix/sysv/sysv4/linux/setsid.S delete mode 100644 sysdeps/unix/sysv/sysv4/linux/socketpair.S delete mode 100644 sysdeps/unix/sysv/sysv4/linux/wait4.S delete mode 100644 sysdeps/unix/sysv/sysv4/linux/waitpid.S (limited to 'sysdeps/unix/sysv/sysv4') diff --git a/sysdeps/unix/sysv/sysv4/linux/accept.S b/sysdeps/unix/sysv/sysv4/linux/accept.S deleted file mode 100644 index 5936a0185b..0000000000 --- a/sysdeps/unix/sysv/sysv4/linux/accept.S +++ /dev/null @@ -1,2 +0,0 @@ -#define socket accept -#include diff --git a/sysdeps/unix/sysv/sysv4/linux/bind.S b/sysdeps/unix/sysv/sysv4/linux/bind.S deleted file mode 100644 index fc82b65a2f..0000000000 --- a/sysdeps/unix/sysv/sysv4/linux/bind.S +++ /dev/null @@ -1,2 +0,0 @@ -#define socket bind -#include diff --git a/sysdeps/unix/sysv/sysv4/linux/connect.S b/sysdeps/unix/sysv/sysv4/linux/connect.S deleted file mode 100644 index 3433043d8c..0000000000 --- a/sysdeps/unix/sysv/sysv4/linux/connect.S +++ /dev/null @@ -1,2 +0,0 @@ -#define socket connect -#include diff --git a/sysdeps/unix/sysv/sysv4/linux/getpeername.S b/sysdeps/unix/sysv/sysv4/linux/getpeername.S deleted file mode 100644 index 8429fcdf76..0000000000 --- a/sysdeps/unix/sysv/sysv4/linux/getpeername.S +++ /dev/null @@ -1,2 +0,0 @@ -#define socket getpeername -#include diff --git a/sysdeps/unix/sysv/sysv4/linux/getsockname.S b/sysdeps/unix/sysv/sysv4/linux/getsockname.S deleted file mode 100644 index 6782707f88..0000000000 --- a/sysdeps/unix/sysv/sysv4/linux/getsockname.S +++ /dev/null @@ -1,2 +0,0 @@ -#define socket getsockname -#include diff --git a/sysdeps/unix/sysv/sysv4/linux/i386/socket.S b/sysdeps/unix/sysv/sysv4/linux/i386/socket.S deleted file mode 100644 index 7b8dd75ed8..0000000000 --- a/sysdeps/unix/sysv/sysv4/linux/i386/socket.S +++ /dev/null @@ -1,54 +0,0 @@ -/* Copyright (C) 1995 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., 675 Mass Ave, -Cambridge, MA 02139, USA. */ - -#include -#include - -.globl syscall_error - -/* The socket-oriented system calls are handled unusally in Linux. - They are all gated through the single `socketcall' system call number. - `socketcall' takes two arguments: the first is the subcode, specifying - which socket function is being called; and the second is a pointer to - the arguments to the specific function. - - The .S files for the other calls just #define socket and #include this. */ - -ENTRY (socket) - - /* Save registers. */ - movl %ebx, %edx - - movl $SYS_socketcall, %eax /* System call number in %eax. */ - - /* Use ## so `socket' is a separate token that might be #define'd. */ - movl $SYS_##socket, %ebx /* Subcode is first arg to syscall. */ - lea 8(%esp), %ecx /* Address of args is 2nd arg. */ - - /* Do the system call trap. */ - int $0x80 - - /* Restore registers. */ - movl %edx, %ebx - - /* %eax is < 0 if there was an error. */ - testl %eax, %eax - jl JUMPTARGET(syscall_error) - - /* Successful; return the syscall's value. */ - ret diff --git a/sysdeps/unix/sysv/sysv4/linux/i386/syscall.S b/sysdeps/unix/sysv/sysv4/linux/i386/syscall.S deleted file mode 100644 index efe6d36086..0000000000 --- a/sysdeps/unix/sysv/sysv4/linux/i386/syscall.S +++ /dev/null @@ -1,29 +0,0 @@ -/* Copyright (C) 1995 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., 675 Mass Ave, -Cambridge, MA 02139, USA. */ - -#include - -ASM_GLOBAL_DIRECTIVE syscall_error -ENTRY (syscall) - popl %ecx /* Pop return address into %ecx. */ - popl %eax /* Pop syscall number into %eax. */ - pushl %ecx /* Push back return address. */ - DO_CALL (5) /* Frob the args and do the system call. */ - testl %eax, %eax /* Check %eax for error. */ - jl JUMPTARGET(syscall_error) /* Jump to error handler if negative. */ - ret /* Return to caller. */ diff --git a/sysdeps/unix/sysv/sysv4/linux/i386/sysdep.S b/sysdeps/unix/sysv/sysv4/linux/i386/sysdep.S deleted file mode 100644 index 5cf29ec0cf..0000000000 --- a/sysdeps/unix/sysv/sysv4/linux/i386/sysdep.S +++ /dev/null @@ -1,27 +0,0 @@ -/* Copyright (C) 1995 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., 675 Mass Ave, -Cambridge, MA 02139, USA. */ - -/* The syscall stubs jump here when they detect an error. - The code for Linux is almost identical to the canonical Unix/i386 - code, except that the error number in %eax is negated. */ - -__syscall_error: - negl %eax - -#define __syscall_error __syscall_error_1 -#include diff --git a/sysdeps/unix/sysv/sysv4/linux/i386/sysdep.h b/sysdeps/unix/sysv/sysv4/linux/i386/sysdep.h deleted file mode 100644 index d0c1c10dba..0000000000 --- a/sysdeps/unix/sysv/sysv4/linux/i386/sysdep.h +++ /dev/null @@ -1,86 +0,0 @@ -/* Copyright (C) 1992, 1993, 1995 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., 675 Mass Ave, -Cambridge, MA 02139, USA. */ - -/* In the Linux/ELF world, C symbols are asm symbols. */ -#define NO_UNDERSCORES - -/* There is some commonality. */ -#include - -#ifdef ASSEMBLER - -/* Linux uses a negative return value to indicate syscall errors, unlike - most Unices, which use the condition codes' carry flag. */ -#undef PSEUDO -#define PSEUDO(name, syscall_name, args) \ - .text; \ - .globl __syscall_error; \ - ENTRY (name) \ - movl $SYS_##syscall_name, %eax; \ - DO_CALL (args) \ - testl %eax, %eax; \ - jl JUMPTARGET(__syscall_error) - - -/* Linux takes system call arguments in registers: - - syscall number %eax call-clobbered - arg 1 %ebx call-saved - arg 2 %ecx call-clobbered - arg 3 %edx call-clobbered - arg 4 %esi call-saved - arg 5 %edi call-saved - - The stack layout upon entering the function is: - - 24(%esp) Arg# 5 - 20(%esp) Arg# 4 - 16(%esp) Arg# 3 - 12(%esp) Arg# 2 - 8(%esp) Arg# 1 - 4(%esp) Return address - (%esp) - - (Of course a function with e.g. 3 argumentS does not have entries for - arguments 4 and 5.) - - We put the arguments into registers from the stack, and save the - call-saved registers, by using the 386 `xchg' instruction to swap the - values in both directions. */ - -#undef DO_CALL -#define DO_CALL(args) \ - DOARGS_##args \ - int $0x80; \ - UNDOARGS_##args \ - -#define DOARGS_0 /* No arguments to frob. */ -#define UNDOARGS_0 /* No arguments to unfrob. */ -#define DOARGS_1 xchg 8(%esp), %ebx; DOARGS_0 /* Save %ebx on stack. */ -#define UNDOARGS_1 xchg 8(%esp), %ebx; UNDOARGS_0 /* Restore %ebx */ -#define DOARGS_2 movel 12(%esp), %ecx; DOARGS_1 -#define UNDOARGS_2 UNDOARGS_1 /* %ecx is clobbered. */ -#define DOARGS_3 movel 16(%esp), %edx; DOARGS_2 -#define UNDOARGS_3 UNDOARGS_2 /* %edx is clobbered. */ -#define DOARGS_4 xchg 20(%esp), %esi; DOARGS_3 /* Save %esi on stack. */ -#define UNDOARGS_4 xchg 20(%esp), %esi; UNDOARGS_3 /* Restore %esi. */ -#define DOARGS_5 xchg 24(%esp), %edi; DOARGS_3 /* Save %edi on stack. */ -#define UNDOARGS_5 xchg 24(%esp), %edi; UNDOARGS_3 /* Restore %edi. */ - - -#endif /* ASSEMBLER */ diff --git a/sysdeps/unix/sysv/sysv4/linux/listen.S b/sysdeps/unix/sysv/sysv4/linux/listen.S deleted file mode 100644 index d2cbec60a0..0000000000 --- a/sysdeps/unix/sysv/sysv4/linux/listen.S +++ /dev/null @@ -1,2 +0,0 @@ -#define socket listen -#include diff --git a/sysdeps/unix/sysv/sysv4/linux/rename.S b/sysdeps/unix/sysv/sysv4/linux/rename.S deleted file mode 100644 index a5a8dfeeef..0000000000 --- a/sysdeps/unix/sysv/sysv4/linux/rename.S +++ /dev/null @@ -1 +0,0 @@ -#include diff --git a/sysdeps/unix/sysv/sysv4/linux/setsid.S b/sysdeps/unix/sysv/sysv4/linux/setsid.S deleted file mode 100644 index 4930c56dcf..0000000000 --- a/sysdeps/unix/sysv/sysv4/linux/setsid.S +++ /dev/null @@ -1 +0,0 @@ -#include diff --git a/sysdeps/unix/sysv/sysv4/linux/socketpair.S b/sysdeps/unix/sysv/sysv4/linux/socketpair.S deleted file mode 100644 index da71c57dea..0000000000 --- a/sysdeps/unix/sysv/sysv4/linux/socketpair.S +++ /dev/null @@ -1,2 +0,0 @@ -#define socket socketpair -#include diff --git a/sysdeps/unix/sysv/sysv4/linux/wait4.S b/sysdeps/unix/sysv/sysv4/linux/wait4.S deleted file mode 100644 index e4c322341d..0000000000 --- a/sysdeps/unix/sysv/sysv4/linux/wait4.S +++ /dev/null @@ -1 +0,0 @@ -#include diff --git a/sysdeps/unix/sysv/sysv4/linux/waitpid.S b/sysdeps/unix/sysv/sysv4/linux/waitpid.S deleted file mode 100644 index 20d9d669bb..0000000000 --- a/sysdeps/unix/sysv/sysv4/linux/waitpid.S +++ /dev/null @@ -1,24 +0,0 @@ -/* Copyright (C) 1991, 1992, 1995 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., 675 Mass Ave, -Cambridge, MA 02139, USA. */ - -#include - -SYSCALL__ (waitpid, 3) - ret - -weak_alias (__waitpid, waitpid) -- cgit 1.4.1