Mercurial > vim
view src/os_unix.h @ 15773:e3c2762bc354
Added tag v8.1.0893 for changeset 649b81669197461870730054cd8530fc4530e637
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Sun, 10 Feb 2019 23:15:06 +0100 |
parents | 54d2905bd5ab |
children | 2d8fa45b341d |
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/* vi:set ts=8 sts=4 sw=4 noet: * * 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. */ /* * NextStep has a problem with configure, undefine a few things: */ #ifdef NeXT # ifdef HAVE_UTIME # undef HAVE_UTIME # endif # ifdef HAVE_SYS_UTSNAME_H # undef HAVE_SYS_UTSNAME_H # endif #endif #include <stdio.h> #include <ctype.h> #ifdef VAXC # include <types.h> # include <stat.h> #else # include <sys/types.h> # include <sys/stat.h> #endif #ifdef HAVE_STDLIB_H # include <stdlib.h> #endif #if defined(__CYGWIN__) || defined(__CYGWIN32__) # define WIN32UNIX /* Compiling for Win32 using Unix files. */ # define BINARY_FILE_IO # define CASE_INSENSITIVE_FILENAME # define USE_FNAME_CASE /* Fix filename case differences. */ #endif /* On AIX 4.2 there is a conflicting prototype for ioctl() in stropts.h and * unistd.h. This hack should fix that (suggested by Jeff George). * But on AIX 4.3 it's alright (suggested by Jake Hamby). */ #if defined(FEAT_GUI) && defined(_AIX) && !defined(_AIX43) && !defined(_NO_PROTO) # define _NO_PROTO #endif #ifdef HAVE_UNISTD_H # include <unistd.h> #endif #ifdef HAVE_LIBC_H # include <libc.h> /* for NeXT */ #endif #ifdef HAVE_SYS_PARAM_H # include <sys/param.h> /* defines BSD, if it's a BSD system */ #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 /* always use unlink() to remove files */ #ifndef PROTO # ifdef VMS # define mch_remove(x) delete((char *)(x)) # define vim_mkdir(x, y) mkdir((char *)(x), y) # else # define vim_mkdir(x, y) mkdir((char *)(x), y) # define mch_rmdir(x) rmdir((char *)(x)) # define mch_remove(x) unlink((char *)(x)) # endif #endif /* 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??? */ #define SIGHASARG /* List 3 arg systems here. I guess __sgi, please test and correct me. jw. */ #if defined(__sgi) && defined(HAVE_SIGCONTEXT) # 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 UNUSED; # define SIGDUMMYARG 0 # endif #else # define SIGPROTOARG (void) # define SIGDEFARG(s) () # define SIGDUMMYARG #endif #ifdef 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_PWD_H # include <pwd.h> #endif #if (defined(HAVE_SYS_RESOURCE_H) && defined(HAVE_GETRLIMIT)) \ || (defined(HAVE_SYS_SYSINFO_H) && defined(HAVE_SYSINFO)) \ || defined(HAVE_SYSCTL) || defined(HAVE_SYSCONF) # define HAVE_TOTAL_MEM #endif #ifndef PROTO #ifdef VMS # include <unixio.h> # include <unixlib.h> # include <signal.h> # include <file.h> # include <ssdef.h> # include <descrip.h> # include <libclidef.h> # include <lnmdef.h> # include <psldef.h> # include <prvdef.h> # include <dvidef.h> # include <dcdef.h> # include <stsdef.h> # include <iodef.h> # include <ttdef.h> # include <tt2def.h> # include <jpidef.h> # include <rms.h> # include <trmdef.h> # include <string.h> # include <starlet.h> # include <socket.h> # include <lib$routines.h> # include <libdef.h> # include <libdtdef.h> # ifdef FEAT_GUI_GTK # include "gui_gtk_vms.h" # endif #endif #endif /* PROTO */ #ifdef VMS typedef struct dsc$descriptor DESC; #endif /* * Unix system-dependent file names */ #ifndef SYS_VIMRC_FILE # define SYS_VIMRC_FILE "$VIM/vimrc" #endif #ifndef SYS_GVIMRC_FILE # define SYS_GVIMRC_FILE "$VIM/gvimrc" #endif #ifndef DFLT_HELPFILE # define DFLT_HELPFILE "$VIMRUNTIME/doc/help.txt" #endif #ifndef FILETYPE_FILE # define FILETYPE_FILE "filetype.vim" #endif #ifndef FTPLUGIN_FILE # define FTPLUGIN_FILE "ftplugin.vim" #endif #ifndef INDENT_FILE # define INDENT_FILE "indent.vim" #endif #ifndef FTOFF_FILE # define FTOFF_FILE "ftoff.vim" #endif #ifndef FTPLUGOF_FILE # define FTPLUGOF_FILE "ftplugof.vim" #endif #ifndef INDOFF_FILE # define INDOFF_FILE "indoff.vim" #endif #ifndef SYS_MENU_FILE # define SYS_MENU_FILE "$VIMRUNTIME/menu.vim" #endif #ifndef USR_EXRC_FILE # ifdef VMS # define USR_EXRC_FILE "sys$login:.exrc" # else # define USR_EXRC_FILE "$HOME/.exrc" # endif #endif #if !defined(USR_EXRC_FILE2) && defined(VMS) # define USR_EXRC_FILE2 "sys$login:_exrc" #endif #ifndef USR_VIMRC_FILE # ifdef VMS # define USR_VIMRC_FILE "sys$login:.vimrc" # else # define USR_VIMRC_FILE "$HOME/.vimrc" # endif #endif #if !defined(USR_VIMRC_FILE2) # ifdef VMS # define USR_VIMRC_FILE2 "sys$login:vimfiles/vimrc" # else # define USR_VIMRC_FILE2 "~/.vim/vimrc" # endif #endif #if !defined(USR_VIMRC_FILE3) && defined(VMS) # define USR_VIMRC_FILE3 "sys$login:_vimrc" #endif #ifndef USR_GVIMRC_FILE # ifdef VMS # define USR_GVIMRC_FILE "sys$login:.gvimrc" # else # define USR_GVIMRC_FILE "$HOME/.gvimrc" # endif #endif #ifndef USR_GVIMRC_FILE2 # ifdef VMS # define USR_GVIMRC_FILE2 "sys$login:vimfiles/gvimrc" # else # define USR_GVIMRC_FILE2 "~/.vim/gvimrc" # endif #endif #ifdef VMS # ifndef USR_GVIMRC_FILE3 # define USR_GVIMRC_FILE3 "sys$login:_gvimrc" # endif #endif #ifndef VIM_DEFAULTS_FILE # define VIM_DEFAULTS_FILE "$VIMRUNTIME/defaults.vim" #endif #ifndef EVIM_FILE # define EVIM_FILE "$VIMRUNTIME/evim.vim" #endif #ifdef FEAT_VIMINFO # ifndef VIMINFO_FILE # ifdef VMS # define VIMINFO_FILE "sys$login:.viminfo" # else # define VIMINFO_FILE "$HOME/.viminfo" # endif # endif # if !defined(VIMINFO_FILE2) && defined(VMS) # define VIMINFO_FILE2 "sys$login:_viminfo" # endif #endif #ifndef EXRC_FILE # define EXRC_FILE ".exrc" #endif #ifndef VIMRC_FILE # define VIMRC_FILE ".vimrc" #endif #ifdef FEAT_GUI # ifndef GVIMRC_FILE # define GVIMRC_FILE ".gvimrc" # endif #endif #ifndef SYNTAX_FNAME # define SYNTAX_FNAME "$VIMRUNTIME/syntax/%s.vim" #endif #ifndef DFLT_BDIR # ifdef VMS # define DFLT_BDIR "./,sys$login:,tmp:" # else # define DFLT_BDIR ".,~/tmp,~/" /* default for 'backupdir' */ # endif #endif #ifndef DFLT_DIR # ifdef VMS # define DFLT_DIR "./,sys$login:,tmp:" # else # define DFLT_DIR ".,~/tmp,/var/tmp,/tmp" /* default for 'directory' */ # endif #endif #ifndef DFLT_VDIR # ifdef VMS # define DFLT_VDIR "sys$login:vimfiles/view" # else # define DFLT_VDIR "$HOME/.vim/view" /* default for 'viewdir' */ # endif #endif #define DFLT_ERRORFILE "errors.err" #ifdef VMS # define DFLT_RUNTIMEPATH "sys$login:vimfiles,$VIM/vimfiles,$VIMRUNTIME,$VIM/vimfiles/after,sys$login:vimfiles/after" # define CLEAN_RUNTIMEPATH "$VIM/vimfiles,$VIMRUNTIME,$VIM/vimfiles/after" #else # ifdef RUNTIME_GLOBAL # ifdef RUNTIME_GLOBAL_AFTER # define DFLT_RUNTIMEPATH "~/.vim," RUNTIME_GLOBAL ",$VIMRUNTIME," RUNTIME_GLOBAL_AFTER ",~/.vim/after" # define CLEAN_RUNTIMEPATH RUNTIME_GLOBAL ",$VIMRUNTIME," RUNTIME_GLOBAL_AFTER # else # define DFLT_RUNTIMEPATH "~/.vim," RUNTIME_GLOBAL ",$VIMRUNTIME," RUNTIME_GLOBAL "/after,~/.vim/after" # define CLEAN_RUNTIMEPATH RUNTIME_GLOBAL ",$VIMRUNTIME," RUNTIME_GLOBAL "/after" # endif # else # define DFLT_RUNTIMEPATH "~/.vim,$VIM/vimfiles,$VIMRUNTIME,$VIM/vimfiles/after,~/.vim/after" # define CLEAN_RUNTIMEPATH "$VIM/vimfiles,$VIMRUNTIME,$VIM/vimfiles/after" # endif #endif #ifdef VMS # ifndef VAX # define VMS_TEMPNAM /* to fix default .LIS extension */ # endif # define TEMPNAME "TMP:v?XXXXXX.txt" # define TEMPNAMELEN 28 #else /* Try several directories to put the temp files. */ # define TEMPDIRNAMES "$TMPDIR", "/tmp", ".", "$HOME" # define TEMPNAMELEN 256 #endif /* Special wildcards that need to be handled by the shell */ #define SPECIAL_WILDCHAR "`'{" #ifndef HAVE_OPENDIR # define NO_EXPANDPATH #endif /* * Unix has plenty of memory, use large buffers */ #define CMDBUFFSIZE 1024 /* size of the command processing buffer */ /* Use the system path length if it makes sense. */ #if defined(PATH_MAX) && (PATH_MAX > 1000) # define MAXPATHL PATH_MAX #else # define MAXPATHL 1024 #endif #define CHECK_INODE /* used when checking if a swap file already exists for a file */ #ifdef VMS /* Use less memory because of older systems */ # ifndef DFLT_MAXMEM # define DFLT_MAXMEM (2*1024) # endif # ifndef DFLT_MAXMEMTOT # define DFLT_MAXMEMTOT (5*1024) # endif #else # ifndef DFLT_MAXMEM # define DFLT_MAXMEM (5*1024) /* use up to 5 Mbyte for a buffer */ # endif # ifndef DFLT_MAXMEMTOT # define DFLT_MAXMEMTOT (10*1024) /* use up to 10 Mbyte for Vim */ # endif #endif /* memmove() is not present on all systems, use memmove, bcopy or memcpy. * Some systems have (void *) arguments, some (char *). If we use (char *) it * works for all */ #if defined(USEMEMMOVE) || (!defined(USEBCOPY) && !defined(USEMEMCPY)) # define mch_memmove(to, from, len) memmove((char *)(to), (char *)(from), len) #else # ifdef USEBCOPY # define mch_memmove(to, from, len) bcopy((char *)(from), (char *)(to), len) # else /* ifdef USEMEMCPY */ # define mch_memmove(to, from, len) memcpy((char *)(to), (char *)(from), len) # endif #endif #ifndef PROTO # ifdef HAVE_RENAME # define mch_rename(src, dst) rename(src, dst) # else int mch_rename(const char *src, const char *dest); # endif # ifndef VMS # ifdef __MVS__ /* on OS390 Unix getenv() doesn't return a pointer to persistent * storage -> use __getenv() */ # define mch_getenv(x) (char_u *)__getenv((char *)(x)) # else # define mch_getenv(x) (char_u *)getenv((char *)(x)) # endif # define mch_setenv(name, val, x) setenv(name, val, x) # endif #endif /* Note: Some systems need both string.h and strings.h (Savage). However, * some systems can't handle both, only use string.h in that case. */ #ifdef HAVE_STRING_H # include <string.h> #endif #if defined(HAVE_STRINGS_H) && !defined(NO_STRINGS_WITH_STRING_H) # include <strings.h> #endif #if defined(HAVE_SETJMP_H) # include <setjmp.h> # ifdef HAVE_SIGSETJMP # define JMP_BUF sigjmp_buf # define SETJMP(x) sigsetjmp((x), 1) # define LONGJMP siglongjmp # else # define JMP_BUF jmp_buf # define SETJMP(x) setjmp(x) # define LONGJMP longjmp # endif #endif #ifndef HAVE_DUP # define HAVE_DUP /* have dup() */ #endif #define HAVE_ST_MODE /* have stat.st_mode */ /* We have three kinds of ACL support. */ #define HAVE_ACL (HAVE_POSIX_ACL || HAVE_SOLARIS_ACL || HAVE_AIX_ACL)