src/os_unixx.h

   1 /* vi:set ts=8 sts=4 sw=4:
   2  *
   3  * VIM - Vi IMproved    by Bram Moolenaar
   4  *
   5  * Do ":help uganda"  in Vim to read copying and usage conditions.
   6  * Do ":help credits" in Vim to see a list of people who contributed.
   7  */
   8
   9 /*
  10  * os_unixx.h -- include files that are only used in os_unix.c
  11  */
  12
  13 /*
  14  * Stuff for signals
  15  */
  16 #if defined(HAVE_SIGSET) && !defined(signal)
  17 # define signal sigset
  18 #endif
  19
  20    /* sun's sys/ioctl.h redefines symbols from termio world */
  21 #if defined(HAVE_SYS_IOCTL_H) && !defined(sun)
  22 # include <sys/ioctl.h>
  23 #endif
  24
  25 #ifndef USE_SYSTEM      /* use fork/exec to start the shell */
  26
  27 # if defined(HAVE_SYS_WAIT_H) || defined(HAVE_UNION_WAIT)
  28 #  include <sys/wait.h>
  29 # endif
  30
  31 # ifndef WEXITSTATUS
  32 #  ifdef HAVE_UNION_WAIT
  33 #   define WEXITSTATUS(stat_val) ((stat_val).w_T.w_Retcode)
  34 #  else
  35 #   define WEXITSTATUS(stat_val) (((stat_val) >> 8) & 0377)
  36 #  endif
  37 # endif
  38
  39 # ifndef WIFEXITED
  40 #  ifdef HAVE_UNION_WAIT
  41 #   define WIFEXITED(stat_val) ((stat_val).w_T.w_Termsig == 0)
  42 #  else
  43 #   define WIFEXITED(stat_val) (((stat_val) & 255) == 0)
  44 #  endif
  45 # endif
  46
  47 #endif /* !USE_SYSTEM */
  48
  49 #ifdef HAVE_STROPTS_H
  50 #ifdef sinix
  51 #define buf_T __system_buf_t__
  52 #endif
  53 # include <stropts.h>
  54 #ifdef sinix
  55 #undef buf_T
  56 #endif
  57 #endif
  58
  59 #ifdef HAVE_STRING_H
  60 # include <string.h>
  61 #endif
  62
  63 #ifdef HAVE_SYS_STREAM_H
  64 # include <sys/stream.h>
  65 #endif
  66
  67 #ifdef HAVE_SYS_UTSNAME_H
  68 # include <sys/utsname.h>
  69 #endif
  70
  71 #ifdef HAVE_SYS_SYSTEMINFO_H
  72 /*
  73  * foolish Sinix <sys/systeminfo.h> uses SYS_NMLN but doesn't include
  74  * <limits.h>, where it is defined. Perhaps other systems have the same
  75  * problem? Include it here. -- Slootman
  76  */
  77 # if defined(HAVE_LIMITS_H) && !defined(_LIMITS_H)
  78 #  include <limits.h>           /* for SYS_NMLN (Sinix 5.41 / Unix SysV.4) */
  79 # endif
  80
  81 /* Define SYS_NMLN ourselves if it still isn't defined (for CrayT3E). */
  82 # ifndef SYS_NMLN
  83 #  define SYS_NMLN 32
  84 # endif
  85
  86 # include <sys/systeminfo.h>    /* for sysinfo */
  87 #endif
  88
  89 /*
  90  * We use termios.h if both termios.h and termio.h are available.
  91  * Termios is supposed to be a superset of termio.h.  Don't include them both,
  92  * it may give problems on some systems (e.g. hpux).
  93  * I don't understand why we don't want termios.h for apollo.
  94  */
  95 #if defined(HAVE_TERMIOS_H) && !defined(apollo)
  96 #  include <termios.h>
  97 #else
  98 # ifdef HAVE_TERMIO_H
  99 #  include <termio.h>
 100 # else
 101 #  ifdef HAVE_SGTTY_H
 102 #   include <sgtty.h>
 103 #  endif
 104 # endif
 105 #endif
 106
 107 #ifdef HAVE_SYS_PTEM_H
 108 # include <sys/ptem.h>  /* must be after termios.h for Sinix */
 109 # ifndef _IO_PTEM_H     /* For UnixWare that should check for _IO_PT_PTEM_H */
 110 #  define _IO_PTEM_H
 111 # endif
 112 #endif
 113
 114 /* shared library access */
 115 #if defined(HAVE_DLFCN_H) && defined(USE_DLOPEN)
 116 # ifdef __MVS__
 117     /* needed to define RTLD_LAZY (Anthony Giorgio) */
 118 #  define __SUSV3
 119 # endif
 120 # include <dlfcn.h>
 121 #else
 122 # if defined(HAVE_DL_H) && defined(HAVE_SHL_LOAD)
 123 #  include <dl.h>
 124 # endif
 125 #endif