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      1 /* Random host-dependent support code.
      2    Copyright (C) 1995-2016 Free Software Foundation, Inc.
      3    Written by Ken Raeburn.
      4 
      5    This file is part of the GNU opcodes library.
      6 
      7    This library is free software; you can redistribute it and/or modify
      8    it under the terms of the GNU General Public License as published by
      9    the Free Software Foundation; either version 3, or (at your option)
     10    any later version.
     11 
     12    It is distributed in the hope that it will be useful, but WITHOUT
     13    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
     14    or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
     15    License for more details.
     16 
     17    You should have received a copy of the GNU General Public License
     18    along with this program; if not, write to the Free Software
     19    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
     20    MA 02110-1301, USA.  */
     21 
     22 
     23 /* Do system-dependent stuff, mainly driven by autoconf-detected info.
     24 
     25    Well, some generic common stuff is done here too, like including
     26    ansidecl.h.  That's because the .h files in bfd/hosts files I'm
     27    trying to replace often did that.  If it can be dropped from this
     28    file (check in a non-ANSI environment!), it should be.  */
     29 
     30 #ifdef PACKAGE
     31 #error sysdep.h must be included in lieu of config.h
     32 #endif
     33 
     34 #include "config.h"
     35 
     36 #include "ansidecl.h"
     37 
     38 #ifdef HAVE_STDLIB_H
     39 #include <stdlib.h>
     40 #endif
     41 
     42 #ifdef STRING_WITH_STRINGS
     43 #include <string.h>
     44 #include <strings.h>
     45 #else
     46 #ifdef HAVE_STRING_H
     47 #include <string.h>
     48 #else
     49 #ifdef HAVE_STRINGS_H
     50 #include <strings.h>
     51 #endif
     52 #endif
     53 #endif
     54 
     55 #if !HAVE_DECL_STPCPY
     56 extern char *stpcpy (char *__dest, const char *__src);
     57 #endif
     58 
     59 /* Use sigsetjmp/siglongjmp without saving the signal mask if possible.
     60    It is faster than setjmp/longjmp on systems where the signal mask is
     61    saved.  */
     62 
     63 #if defined(HAVE_SIGSETJMP)
     64 #define OPCODES_SIGJMP_BUF		sigjmp_buf
     65 #define OPCODES_SIGSETJMP(buf)		sigsetjmp((buf), 0)
     66 #define OPCODES_SIGLONGJMP(buf,val)	siglongjmp((buf), (val))
     67 #else
     68 #define OPCODES_SIGJMP_BUF		jmp_buf
     69 #define OPCODES_SIGSETJMP(buf)		setjmp(buf)
     70 #define OPCODES_SIGLONGJMP(buf,val)	longjmp((buf), (val))
     71 #endif
     72