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 126