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author | Roland McGrath <roland@gnu.org> | 1995-08-22 22:47:57 +0000 |
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committer | Roland McGrath <roland@gnu.org> | 1995-08-22 22:47:57 +0000 |
commit | 3cf595e562f955e399d80ea9d053e41d50469e6b (patch) | |
tree | 77ed930262ae9606543c580c4a3d69141c1bd561 /sysdeps | |
parent | 207eb76afba6503af9c4ab5711bfd76f9697c1ad (diff) | |
download | glibc-3cf595e562f955e399d80ea9d053e41d50469e6b.zip glibc-3cf595e562f955e399d80ea9d053e41d50469e6b.tar.gz glibc-3cf595e562f955e399d80ea9d053e41d50469e6b.tar.bz2 |
Tue Aug 22 16:49:12 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* inet/netdb.h: Moved to resolv.
* inet/Makefile (headers): Remove netdb.h.
* resolv/Makefile (headers): Add netdb.h.
* resolv/gethnamaddr.c, resolv/inet_addr.c, resolv/netdb.h,
resolv/res_send.c: Updated from BIND-4.9.3-BETA26.
* hurd/thread-cancel.c: If SS->cancel_hook is not null, call it before
resuming the thread.
* hurd/hurd/signal.h (struct hurd_sigstate): New member `cancel_hook'.
* hurd/Makefile: Removed dep on hurd/signal.h for RPC stub objects.
Mon Aug 21 16:37:09 1995 Roland McGrath <roland@churchy.gnu.ai.mit.edu>
* sysdeps/i386/dl-machine.h (elf_machine_rel): Grok R_386_NONE
relocs, and do nothing. Why the linker generates them we may
never know.
* sysdeps/mach/hurd/i386/intr-msg.h: New file.
Diffstat (limited to 'sysdeps')
-rw-r--r-- | sysdeps/mach/hurd/i386/intr-msg.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/sysdeps/mach/hurd/i386/intr-msg.h b/sysdeps/mach/hurd/i386/intr-msg.h new file mode 100644 index 0000000..353a6d2 --- /dev/null +++ b/sysdeps/mach/hurd/i386/intr-msg.h @@ -0,0 +1,47 @@ +/* Machine-dependent details of interruptible RPC messaging. i386 version. +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. */ + + +#define INTR_MSG_TRAP(msg, option, send_size, rcv_size, rcv_name, timeout, notify) \ +({ \ + error_t err; \ + asm (".globl _hurd_intr_rpc_msg_do_trap\n" \ + ".globl _hurd_intr_rpc_msg_in_trap\n" \ + ".globl _hurd_intr_rpc_msg_cx_sp\n" \ + ".globl _hurd_intr_rpc_msg_sp_restored\n" \ + " movl %%esp, %%ecx\n" \ + " leal %1, %%esp\n" \ + "_hurd_intr_rpc_msg_cx_sp: movl $-25, %%eax\n" \ + "_hurd_intr_rpc_msg_do_trap: lcall $7, $0 # status in %0\n" \ + "_hurd_intr_rpc_msg_in_trap: movl %%ecx, %%esp\n" \ + "_hurd_intr_rpc_msg_sp_restored:" \ + : "=a" (err) : "m" ((&msg)[-1]) : "%ecx"); \ + err; \ +}) + + +static void inline +INTR_MSG_BACK_OUT (struct i386_thread_state *state) +{ + extern const void _hurd_intr_rpc_msg_cx_sp; + if (state->eip >= (natural_t) &_hurd_intr_rpc_msg_cx_sp) + state->uesp = state->ecx; + else + state->ecx = state->uesp; +} |