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glibc  2.9
sysdep.h
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00001 /* Copyright (C) 1994, 1997 Free Software Foundation, Inc.
00002    This file is part of the GNU C Library.
00003 
00004    The GNU C Library is free software; you can redistribute it and/or
00005    modify it under the terms of the GNU Lesser General Public
00006    License as published by the Free Software Foundation; either
00007    version 2.1 of the License, or (at your option) any later version.
00008 
00009    The GNU C Library is distributed in the hope that it will be useful,
00010    but WITHOUT ANY WARRANTY; without even the implied warranty of
00011    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012    Lesser General Public License for more details.
00013 
00014    You should have received a copy of the GNU Lesser General Public
00015    License along with the GNU C Library; if not, write to the Free
00016    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00017    02111-1307 USA.  */
00018 
00019 #include <sysdeps/unix/sysv/i386/sysdep.h>
00020 
00021 /* In SVR4 some system calls can fail with the error ERESTART,
00022    and this means the call should be retried.  */
00023 
00024 #ifndef _ERRNO_H
00025 #define _ERRNO_H
00026 #endif
00027 #include <bits/errno.h>
00028 
00029 #undef PSEUDO
00030 #define       PSEUDO(name, syscall_name, args)                              \
00031   .globl syscall_error;                                                     \
00032   ENTRY (name)                                                              \
00033   DO_CALL (syscall_name, args);                                             \
00034   jae noerror;                                                              \
00035   cmpb $ERESTART, %al;                                                      \
00036   je C_SYMBOL_NAME (name);                                           \
00037   jmp syscall_error;                                                 \
00038   noerror: