mirror of
https://github.com/neovim/neovim.git
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Import vim from changeset v5628:c9cad40b4181
- Cleanup source tree, leaving only files necessary for compilation/testing - Process files through unifdef to remove tons of FEAT_* macros - Process files through uncrustify to normalize source code formatting. - Port the build system to cmake
This commit is contained in:
Thiago de Arruda
372
src/os_unix.h
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372
src/os_unix.h
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/* vi:set ts=8 sts=4 sw=4:
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*
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* VIM - Vi IMproved by Bram Moolenaar
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*
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* Do ":help uganda" in Vim to read copying and usage conditions.
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* Do ":help credits" in Vim to see a list of people who contributed.
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*/
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/*
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* NextStep has a problem with configure, undefine a few things:
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*/
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#include <stdio.h>
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#include <ctype.h>
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# include <sys/types.h>
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# include <sys/stat.h>
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#ifdef HAVE_STDLIB_H
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# include <stdlib.h>
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#endif
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/* On AIX 4.2 there is a conflicting prototype for ioctl() in stropts.h and
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* unistd.h. This hack should fix that (suggested by Jeff George).
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* But on AIX 4.3 it's alright (suggested by Jake Hamby). */
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#ifdef HAVE_UNISTD_H
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# include <unistd.h>
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#endif
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#ifdef HAVE_LIBC_H
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# include <libc.h> /* for NeXT */
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#endif
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#ifdef HAVE_SYS_PARAM_H
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# include <sys/param.h> /* defines BSD, if it's a BSD system */
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#endif
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/*
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* Sun defines FILE on SunOS 4.x.x, Solaris has a typedef for FILE
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*/
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/*
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* Using getcwd() is preferred, because it checks for a buffer overflow.
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* Don't use getcwd() on systems do use system("sh -c pwd"). There is an
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* autoconf check for this.
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* Use getcwd() anyway if getwd() isn't present.
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*/
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#if defined(HAVE_GETCWD) && !(defined(BAD_GETCWD) && defined(HAVE_GETWD))
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# define USE_GETCWD
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#endif
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#ifndef __ARGS
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/* The AIX VisualAge cc compiler defines __EXTENDED__ instead of __STDC__
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* because it includes pre-ansi features. */
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# if defined(__STDC__) || defined(__GNUC__) || defined(__EXTENDED__)
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# define __ARGS(x) x
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# else
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# define __ARGS(x) ()
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# endif
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#endif
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/* always use unlink() to remove files */
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# define vim_mkdir(x, y) mkdir((char *)(x), y)
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# define mch_rmdir(x) rmdir((char *)(x))
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# define mch_remove(x) unlink((char *)(x))
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/* The number of arguments to a signal handler is configured here. */
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/* It used to be a long list of almost all systems. Any system that doesn't
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* have an argument??? */
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#define SIGHASARG
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/* List 3 arg systems here. I guess __sgi, please test and correct me. jw. */
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#ifdef SIGHASARG
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# ifdef SIGHAS3ARGS
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# define SIGPROTOARG (int, int, struct sigcontext *)
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# define SIGDEFARG(s) (s, sig2, scont) int s, sig2; struct sigcontext *scont;
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# define SIGDUMMYARG 0, 0, (struct sigcontext *)0
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# else
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# define SIGPROTOARG (int)
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# define SIGDEFARG(s) (s) int s UNUSED;
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# define SIGDUMMYARG 0
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# endif
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#else
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# define SIGPROTOARG (void)
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# define SIGDEFARG(s) ()
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# define SIGDUMMYARG
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#endif
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#ifdef HAVE_DIRENT_H
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# include <dirent.h>
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# ifndef NAMLEN
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# define NAMLEN(dirent) strlen((dirent)->d_name)
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# endif
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#else
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# define dirent direct
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# define NAMLEN(dirent) (dirent)->d_namlen
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# if HAVE_SYS_NDIR_H
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# include <sys/ndir.h>
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# endif
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# if HAVE_SYS_DIR_H
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# include <sys/dir.h>
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# endif
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# if HAVE_NDIR_H
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# include <ndir.h>
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# endif
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#endif
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#if !defined(HAVE_SYS_TIME_H) || defined(TIME_WITH_SYS_TIME)
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# include <time.h> /* on some systems time.h should not be
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included together with sys/time.h */
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#endif
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#ifdef HAVE_SYS_TIME_H
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# include <sys/time.h>
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#endif
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#include <signal.h>
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#if defined(DIRSIZ) && !defined(MAXNAMLEN)
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# define MAXNAMLEN DIRSIZ
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#endif
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#if defined(UFS_MAXNAMLEN) && !defined(MAXNAMLEN)
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# define MAXNAMLEN UFS_MAXNAMLEN /* for dynix/ptx */
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#endif
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#if defined(NAME_MAX) && !defined(MAXNAMLEN)
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# define MAXNAMLEN NAME_MAX /* for Linux before .99p3 */
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#endif
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/*
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* Note: if MAXNAMLEN has the wrong value, you will get error messages
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* for not being able to open the swap file.
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*/
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#if !defined(MAXNAMLEN)
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# define MAXNAMLEN 512 /* for all other Unix */
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#endif
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#define BASENAMELEN (MAXNAMLEN - 5)
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#ifdef HAVE_PWD_H
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# include <pwd.h>
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#endif
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#ifdef __COHERENT__
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# undef __ARGS
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#endif
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#if (defined(HAVE_SYS_RESOURCE_H) && defined(HAVE_GETRLIMIT)) \
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|| (defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO)) \
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|| defined(HAVE_SYSCTL) || defined(HAVE_SYSCONF)
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# define HAVE_TOTAL_MEM
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#endif
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/*
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* Unix system-dependent file names
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*/
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#ifndef SYS_VIMRC_FILE
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# define SYS_VIMRC_FILE "$VIM/vimrc"
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#endif
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#ifndef SYS_GVIMRC_FILE
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# define SYS_GVIMRC_FILE "$VIM/gvimrc"
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#endif
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#ifndef DFLT_HELPFILE
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# define DFLT_HELPFILE "$VIMRUNTIME/doc/help.txt"
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#endif
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#ifndef FILETYPE_FILE
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# define FILETYPE_FILE "filetype.vim"
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#endif
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#ifndef FTPLUGIN_FILE
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# define FTPLUGIN_FILE "ftplugin.vim"
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#endif
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#ifndef INDENT_FILE
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# define INDENT_FILE "indent.vim"
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#endif
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#ifndef FTOFF_FILE
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# define FTOFF_FILE "ftoff.vim"
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#endif
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#ifndef FTPLUGOF_FILE
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# define FTPLUGOF_FILE "ftplugof.vim"
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#endif
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#ifndef INDOFF_FILE
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# define INDOFF_FILE "indoff.vim"
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#endif
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#ifndef SYS_MENU_FILE
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# define SYS_MENU_FILE "$VIMRUNTIME/menu.vim"
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#endif
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#ifndef USR_EXRC_FILE
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# define USR_EXRC_FILE "$HOME/.exrc"
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#endif
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#ifndef USR_VIMRC_FILE
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# define USR_VIMRC_FILE "$HOME/.vimrc"
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#endif
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#if !defined(USR_EXRC_FILE2)
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# define USR_VIMRC_FILE2 "~/.vim/vimrc"
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#endif
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#ifndef USR_GVIMRC_FILE
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# define USR_GVIMRC_FILE "$HOME/.gvimrc"
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#endif
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#ifndef USR_GVIMRC_FILE2
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# define USR_GVIMRC_FILE2 "~/.vim/gvimrc"
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#endif
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#ifndef EVIM_FILE
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# define EVIM_FILE "$VIMRUNTIME/evim.vim"
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#endif
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# ifndef VIMINFO_FILE
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# define VIMINFO_FILE "$HOME/.viminfo"
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# endif
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#ifndef EXRC_FILE
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# define EXRC_FILE ".exrc"
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#endif
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#ifndef VIMRC_FILE
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# define VIMRC_FILE ".vimrc"
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#endif
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#ifndef SYNTAX_FNAME
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# define SYNTAX_FNAME "$VIMRUNTIME/syntax/%s.vim"
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#endif
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#ifndef DFLT_BDIR
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# define DFLT_BDIR ".,~/tmp,~/" /* default for 'backupdir' */
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#endif
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#ifndef DFLT_DIR
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# define DFLT_DIR ".,~/tmp,/var/tmp,/tmp" /* default for 'directory' */
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#endif
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#ifndef DFLT_VDIR
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# define DFLT_VDIR "$HOME/.vim/view" /* default for 'viewdir' */
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#endif
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#define DFLT_ERRORFILE "errors.err"
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# ifdef RUNTIME_GLOBAL
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# define DFLT_RUNTIMEPATH "~/.vim," RUNTIME_GLOBAL ",$VIMRUNTIME," \
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RUNTIME_GLOBAL "/after,~/.vim/after"
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# else
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# define DFLT_RUNTIMEPATH \
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"~/.vim,$VIM/vimfiles,$VIMRUNTIME,$VIM/vimfiles/after,~/.vim/after"
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# endif
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# define TEMPDIRNAMES "$TMPDIR", "/tmp", ".", "$HOME"
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# define TEMPNAMELEN 256
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/* Special wildcards that need to be handled by the shell */
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#define SPECIAL_WILDCHAR "`'{"
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#ifndef HAVE_OPENDIR
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# define NO_EXPANDPATH
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#endif
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/*
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* Unix has plenty of memory, use large buffers
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*/
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#define CMDBUFFSIZE 1024 /* size of the command processing buffer */
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/* Use the system path length if it makes sense. */
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#if defined(PATH_MAX) && (PATH_MAX > 1000)
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# define MAXPATHL PATH_MAX
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#else
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# define MAXPATHL 1024
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#endif
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#define CHECK_INODE /* used when checking if a swap file already
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exists for a file */
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# ifndef DFLT_MAXMEM
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# define DFLT_MAXMEM (5*1024) /* use up to 5 Mbyte for a buffer */
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# endif
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# ifndef DFLT_MAXMEMTOT
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# define DFLT_MAXMEMTOT (10*1024) /* use up to 10 Mbyte for Vim */
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# endif
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/* memmove is not present on all systems, use memmove, bcopy, memcpy or our
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* own version */
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/* Some systems have (void *) arguments, some (char *). If we use (char *) it
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* works for all */
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#ifdef USEMEMMOVE
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# define mch_memmove(to, from, len) memmove((char *)(to), (char *)(from), len)
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#else
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# ifdef USEBCOPY
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# define mch_memmove(to, from, len) bcopy((char *)(from), (char *)(to), len)
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# else
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# ifdef USEMEMCPY
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# define mch_memmove(to, from, len) memcpy((char *)(to), (char *)(from), len)
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# else
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# define VIM_MEMMOVE /* found in misc2.c */
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# endif
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# endif
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#endif
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# ifdef HAVE_RENAME
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# define mch_rename(src, dst) rename(src, dst)
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# else
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int mch_rename __ARGS((const char *src, const char *dest));
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# endif
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# ifdef __MVS__
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/* on OS390 Unix getenv() doesn't return a pointer to persistent
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* storage -> use __getenv() */
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# define mch_getenv(x) (char_u *)__getenv((char *)(x))
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# else
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# define mch_getenv(x) (char_u *)getenv((char *)(x))
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# endif
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# define mch_setenv(name, val, x) setenv(name, val, x)
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#if !defined(S_ISDIR) && defined(S_IFDIR)
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# define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
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#endif
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#if !defined(S_ISREG) && defined(S_IFREG)
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# define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
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#endif
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#if !defined(S_ISBLK) && defined(S_IFBLK)
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# define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK)
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#endif
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#if !defined(S_ISSOCK) && defined(S_IFSOCK)
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# define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK)
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#endif
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#if !defined(S_ISFIFO) && defined(S_IFIFO)
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# define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO)
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#endif
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#if !defined(S_ISCHR) && defined(S_IFCHR)
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# define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR)
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#endif
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/* Note: Some systems need both string.h and strings.h (Savage). However,
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* some systems can't handle both, only use string.h in that case. */
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#ifdef HAVE_STRING_H
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# include <string.h>
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#endif
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#if defined(HAVE_STRINGS_H) && !defined(NO_STRINGS_WITH_STRING_H)
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# include <strings.h>
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#endif
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#if defined(HAVE_SETJMP_H)
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# include <setjmp.h>
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# ifdef HAVE_SIGSETJMP
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# define JMP_BUF sigjmp_buf
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# define SETJMP(x) sigsetjmp((x), 1)
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# define LONGJMP siglongjmp
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# else
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# define JMP_BUF jmp_buf
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# define SETJMP(x) setjmp(x)
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# define LONGJMP longjmp
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# endif
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#endif
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#define HAVE_DUP /* have dup() */
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#define HAVE_ST_MODE /* have stat.st_mode */
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/* We have three kinds of ACL support. */
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#define HAVE_ACL (HAVE_POSIX_ACL || HAVE_SOLARIS_ACL || HAVE_AIX_ACL)
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