libexec/cron/compat.h

   1 /* Copyright 1993 by Paul Vixie
   2  * All rights reserved
   3  *
   4  * Distribute freely, except: don't remove my name from the source or
   5  * documentation (don't take credit for my work), mark your changes (don't
   6  * get me blamed for your possible bugs), don't alter or remove this
   7  * notice.  May be sold if buildable source is provided to buyer.  No
   8  * warrantee of any kind, express or implied, is included with this
   9  * software; use at your own risk, responsibility for damages (if any) to
  10  * anyone resulting from the use of this software rests entirely with the
  11  * user.
  12  *
  13  * Send bug reports, bug fixes, enhancements, requests, flames, etc., and
  14  * I'll try to keep a version up to date.  I can be reached as follows:
  15  * Paul Vixie          <paul@vix.com>          uunet!decwrl!vixie!paul
  16  */
  17
  18 /*
  19  * $Id: compat.h,v 1.1 1994/01/05 20:40:12 jtc Exp $
  20  */
  21
  22 #ifndef __P
  23 # ifdef __STDC__
  24 #  define __P(x) x
  25 # else
  26 #  define __P(x) ()
  27 #  define const
  28 # endif
  29 #endif
  30
  31 #if defined(UNIXPC) || defined(unixpc)
  32 # define UNIXPC 1
  33 # define ATT 1
  34 #endif
  35
  36 #if defined(hpux) || defined(_hpux)
  37 # define HPUX 1
  38 # define seteuid(e) setresuid(-1,e,-1)
  39 # define setreuid(r,e)  setresuid(r,e,-1)
  40 #endif
  41
  42 #if defined(_IBMR2)
  43 # define AIX 1
  44 #endif
  45
  46 #if defined(__convex__)
  47 # define CONVEX 1
  48 #endif
  49
  50 #if defined(sgi) || defined(_sgi) || defined(__sgi)
  51 # define IRIX 1
  52 /* IRIX 4 hdrs are broken: one cannot #include both <stdio.h>
  53  * and <stdlib.h> because they disagree on system(), perror().
  54  * Therefore we must zap the "const" keyword BEFORE including
  55  * either of them.
  56  */
  57 # define const
  58 #endif
  59
  60 #if defined(_UNICOS)
  61 # define UNICOS 1
  62 #endif
  63
  64 #ifndef POSIX
  65 # if (BSD >= 199103) || defined(__linux) || defined(ultrix) || defined(AIX) ||\
  66         defined(HPUX) || defined(CONVEX) || defined(IRIX)
  67 #  define POSIX
  68 # endif
  69 #endif
  70
  71 #ifndef BSD
  72 # if defined(ultrix)
  73 #  define BSD 198902
  74 # endif
  75 #endif
  76
  77 /*****************************************************************/
  78
  79 #if !defined(BSD) && !defined(HPUX) && !defined(CONVEX) && !defined(__linux)
  80 # define NEED_VFORK
  81 #endif
  82
  83 #if (!defined(BSD) || (BSD < 198902)) && !defined(__linux) && \
  84         !defined(IRIX) && !defined(NeXT)
  85 # define NEED_STRCASECMP
  86 #endif
  87
  88 #if (!defined(BSD) || (BSD < 198911)) && !defined(__linux) &&\
  89         !defined(IRIX) && !defined(UNICOS)
  90 # define NEED_STRDUP
  91 #endif
  92
  93 #if (!defined(BSD) || (BSD < 198911)) && !defined(POSIX) && !defined(NeXT)
  94 # define NEED_STRERROR
  95 #endif
  96
  97 #if defined(HPUX) || defined(AIX) || defined(UNIXPC)
  98 # define NEED_FLOCK
  99 #endif
 100
 101 #ifndef POSIX
 102 # define NEED_SETSID
 103 #endif
 104
 105 #if (defined(POSIX) && !defined(BSD)) && !defined(__linux)
 106 # define NEED_GETDTABLESIZE
 107 #endif
 108
 109 #if (BSD >= 199103)
 110 # define HAVE_SAVED_UIDS
 111 #endif
 112
 113 #if !defined(ATT) && !defined(__linux) && !defined(IRIX) && !defined(UNICOS)
 114 # define USE_SIGCHLD
 115 #endif
 116
 117 #if !defined(AIX) && !defined(UNICOS)
 118 # define SYS_TIME_H 1
 119 #else
 120 # define SYS_TIME_H 0
 121 #endif
 122
 123 #if defined(BSD) && !defined(POSIX)
 124 # define USE_UTIMES
 125 #endif
 126
 127 #if defined(AIX) || defined(HPUX) || defined(IRIX)
 128 # define NEED_SETENV
 129 #endif
 130
 131 #if !defined(UNICOS) && !defined(UNIXPC)
 132 # define HAS_FCHOWN
 133 #endif
 134
 135 #if !defined(UNICOS) && !defined(UNIXPC)
 136 # define HAS_FCHMOD
 137 #endif