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/* $OpenBSD: unix.h,v 1.2 1996/09/21 06:23:25 downsj Exp $ */
/* vi:set ts=4 sw=4:
*
* VIM - Vi IMproved by Bram Moolenaar
*
* Do ":help uganda" in Vim to read copying and usage conditions.
* Do ":help credits" in Vim to see a list of people who contributed.
*/
#include <stdio.h>
#include <ctype.h>
#include <sys/types.h>
#include <sys/stat.h>
#ifdef HAVE_STDLIB_H
# include <stdlib.h>
#endif
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#ifdef HAVE_LIBC_H
# include <libc.h> /* for NeXT */
#endif
/*
* SVR4 may be defined for linux, but linux isn't SVR4
*/
#if defined(SVR4) && defined(__linux__)
# undef SVR4
#endif
/*
* Sun defines FILE on SunOS 4.x.x, Solaris has a typedef for FILE
*/
#if defined(sun) && !defined(FILE)
# define SOLARIS
#endif
/*
* Using getcwd() is preferred, because it checks for a buffer overflow.
* Don't use getcwd() on systems do use system("sh -c pwd"). There is an
* autoconf check for this.
* Use getcwd() anyway if getwd() isn't present.
*/
#if defined(HAVE_GETCWD) && !(defined(BAD_GETCWD) && defined(HAVE_GETWD))
# define USE_GETCWD
#endif
#ifndef __ARGS
# if defined(__STDC__) || defined(__GNUC__)
# define __ARGS(x) x
# else
# define __ARGS(x) ()
# endif
#endif
/* always use unlink() to remove files */
#define vim_remove(x) unlink((char *)(x))
/* The number of arguments to a signal handler is configured here. */
/* It used to be a long list of almost all systems. Any system that doesn't
* have an argument??? */
/* #if defined(SVR4) || (defined(SYSV) && defined(ISC)) || defined(_AIX) || defined(__linux__) || defined(ultrix) || defined(__386BSD__) || defined(__FreeBSD__) || defined(__bsdi__) || defined(POSIX) || defined(NeXT) || defined(__alpha) || defined(apollo) */
#if !defined(SOME_SYSTEM)
# define SIGHASARG
#endif
/* List 3 arg systems here. I guess __sgi, please test and correct me. jw. */
#if defined(__sgi)
# define SIGHAS3ARGS
#endif
#ifdef SIGHASARG
# ifdef SIGHAS3ARGS
# define SIGPROTOARG (int, int, struct sigcontext *)
# define SIGDEFARG(s) (s, sig2, scont) int s, sig2; struct sigcontext *scont;
# define SIGDUMMYARG 0, 0, (struct sigcontext *)0
# else
# define SIGPROTOARG (int)
# define SIGDEFARG(s) (s) int s;
# define SIGDUMMYARG 0
# endif
#else
# define SIGPROTOARG (void)
# define SIGDEFARG(s) ()
# define SIGDUMMYARG
#endif
#if HAVE_DIRENT_H
# include <dirent.h>
# ifndef NAMLEN
# define NAMLEN(dirent) strlen((dirent)->d_name)
# endif
#else
# define dirent direct
# define NAMLEN(dirent) (dirent)->d_namlen
# if HAVE_SYS_NDIR_H
# include <sys/ndir.h>
# endif
# if HAVE_SYS_DIR_H
# include <sys/dir.h>
# endif
# if HAVE_NDIR_H
# include <ndir.h>
# endif
#endif
#if !defined(HAVE_SYS_TIME_H) || defined(TIME_WITH_SYS_TIME)
# include <time.h> /* on some systems time.h should not be
included together with sys/time.h */
#endif
#ifdef HAVE_SYS_TIME_H
# include <sys/time.h>
#endif
#include <signal.h>
#if defined(DIRSIZ) && !defined(MAXNAMLEN)
# define MAXNAMLEN DIRSIZ
#endif
#if defined(UFS_MAXNAMLEN) && !defined(MAXNAMLEN)
# define MAXNAMLEN UFS_MAXNAMLEN /* for dynix/ptx */
#endif
#if defined(NAME_MAX) && !defined(MAXNAMLEN)
# define MAXNAMLEN NAME_MAX /* for Linux before .99p3 */
#endif
/*
* Note: if MAXNAMLEN has the wrong value, you will get error messages
* for not being able to open the swap file.
*/
#if !defined(MAXNAMLEN)
# define MAXNAMLEN 512 /* for all other Unix */
#endif
#define BASENAMELEN (MAXNAMLEN - 5)
#ifdef HAVE_ERRNO_H
# include <errno.h>
#endif
#ifdef HAVE_PWD_H
# include <pwd.h>
#endif
#ifdef __COHERENT__
# undef __ARGS
#endif /* __COHERENT__ */
#ifndef W_OK
# define W_OK 2 /* for systems that don't have W_OK in unistd.h */
#endif
/*
* Unix system-dependent filenames
*/
#ifndef USR_EXRC_FILE
# define USR_EXRC_FILE "$HOME/.exrc"
#endif
#ifndef USR_VIMRC_FILE
# define USR_VIMRC_FILE "$HOME/.vimrc"
#endif
#ifdef USE_GUI
# ifndef USR_GVIMRC_FILE
# define USR_GVIMRC_FILE "$HOME/.gvimrc"
# endif
#endif
#ifndef EXRC_FILE
# define EXRC_FILE ".exrc"
#endif
#ifndef VIMRC_FILE
# define VIMRC_FILE ".vimrc"
#endif
#ifdef USE_GUI
# ifndef GVIMRC_FILE
# define GVIMRC_FILE ".gvimrc"
# endif
#endif
#ifdef VIMINFO
# ifndef VIMINFO_FILE
# define VIMINFO_FILE "$HOME/.viminfo"
# endif
#endif /* VIMINFO */
#ifndef DEF_BDIR
# ifdef OS2
# define DEF_BDIR ".,c:/tmp,~/tmp,~/"
# else
# define DEF_BDIR ".,~/tmp,~/" /* default for 'backupdir' */
# endif
#endif
#ifndef DEF_DIR
# ifdef OS2
# define DEF_DIR ".,~/tmp,c:/tmp,/tmp"
# else
# define DEF_DIR ".,~/tmp,/tmp" /* default for 'directory' */
# endif
#endif
#ifdef OS2
/*
* Try several directories to put the temp files.
*/
#define TEMPDIRNAMES "$TMP", "$TEMP", "c:\\TMP", "c:\\TEMP", ""
#define TEMPNAME "v?XXXXXX"
#define TEMPNAMELEN 128
#else
#define TEMPNAME "/tmp/v?XXXXXX"
#define TEMPNAMELEN 15
#endif
/*
* Unix has plenty of memory, use large buffers
*/
#define CMDBUFFSIZE 1024 /* size of the command processing buffer */
#define MAXPATHL 1024 /* Unix has long paths and plenty of memory */
#define CHECK_INODE /* used when checking if a swap file already
exists for a file */
#define USE_MOUSE /* include mouse support */
#ifndef MAXMEM
# define MAXMEM 512 /* use up to 512Kbyte for buffer */
#endif
#ifndef MAXMEMTOT
# define MAXMEMTOT 2048 /* use up to 2048Kbyte for Vim */
#endif
/* memmove is not present on all systems, use memmove, bcopy, memcpy or our
* own version */
/* Some systems have (void *) arguments, some (char *). If we use (char *) it
* works for all */
#ifdef USEMEMMOVE
# define vim_memmove(to, from, len) memmove((char *)(to), (char *)(from), len)
#else
# ifdef USEBCOPY
# define vim_memmove(to, from, len) bcopy((char *)(from), (char *)(to), len)
# else
# ifdef USEMEMCPY
# define vim_memmove(to, from, len) memcpy((char *)(to), (char *)(from), len)
# else
# define VIM_MEMMOVE /* found in alloc.c */
# endif
# endif
#endif
/* codes for xterm mouse event */
#define MOUSE_LEFT 0x00
#define MOUSE_MIDDLE 0x01
#define MOUSE_RIGHT 0x02
#define MOUSE_RELEASE 0x03
#define MOUSE_SHIFT 0x04
#define MOUSE_ALT 0x08
#define MOUSE_CTRL 0x10
#define MOUSE_DRAG (0x40 | MOUSE_RELEASE)
#define MOUSE_CLICK_MASK 0x03
#define NUM_MOUSE_CLICKS(code) \
((((code) & 0xff) >> 6) + 1)
#define SET_NUM_MOUSE_CLICKS(code, num) \
(code) = ((code) & 0x3f) + (((num) - 1) << 6)
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