224 lines
4.5 KiB
C
224 lines
4.5 KiB
C
/* system-dependent definitions for CVS.
|
|
Copyright (C) 1989-1992 Free Software Foundation, Inc.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2, or (at your option)
|
|
any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
|
|
|
|
/* @(#)system.h 1.14 92/04/10 */
|
|
|
|
#include <sys/types.h>
|
|
#include <sys/stat.h>
|
|
#ifndef S_ISREG /* Doesn't have POSIX.1 stat stuff. */
|
|
#ifndef mode_t
|
|
#define mode_t unsigned short
|
|
#endif
|
|
#endif
|
|
#if !defined(S_ISBLK) && defined(S_IFBLK)
|
|
#define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK)
|
|
#endif
|
|
#if !defined(S_ISCHR) && defined(S_IFCHR)
|
|
#define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR)
|
|
#endif
|
|
#if !defined(S_ISDIR) && defined(S_IFDIR)
|
|
#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR)
|
|
#endif
|
|
#if !defined(S_ISREG) && defined(S_IFREG)
|
|
#define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)
|
|
#endif
|
|
#if !defined(S_ISFIFO) && defined(S_IFIFO)
|
|
#define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO)
|
|
#endif
|
|
#if !defined(S_ISLNK) && defined(S_IFLNK)
|
|
#define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK)
|
|
#endif
|
|
#if !defined(S_ISSOCK) && defined(S_IFSOCK)
|
|
#define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK)
|
|
#endif
|
|
#if !defined(S_ISMPB) && defined(S_IFMPB) /* V7 */
|
|
#define S_ISMPB(m) (((m) & S_IFMT) == S_IFMPB)
|
|
#define S_ISMPC(m) (((m) & S_IFMT) == S_IFMPC)
|
|
#endif
|
|
#if !defined(S_ISNWK) && defined(S_IFNWK) /* HP/UX */
|
|
#define S_ISNWK(m) (((m) & S_IFMT) == S_IFNWK)
|
|
#endif
|
|
#if defined(MKFIFO_MISSING)
|
|
#define mkfifo(path, mode) (mknod ((path), (mode) | S_IFIFO, 0))
|
|
#endif
|
|
|
|
#ifdef POSIX
|
|
#include <unistd.h>
|
|
#include <limits.h>
|
|
#ifndef PATH_MAX
|
|
#define PATH_MAX pathconf ("/", _PC_PATH_MAX)
|
|
#endif
|
|
#else
|
|
off_t lseek ();
|
|
#endif
|
|
|
|
#ifdef TM_IN_SYS_TIME
|
|
#include <sys/time.h>
|
|
#else
|
|
#include <time.h>
|
|
#endif
|
|
|
|
#ifdef TIMEB_H_MISSING
|
|
struct timeb {
|
|
time_t time; /* Seconds since the epoch */
|
|
unsigned short millitm; /* Field not used */
|
|
#ifdef timezone
|
|
short tzone;
|
|
#else
|
|
short timezone;
|
|
#endif
|
|
short dstflag; /* Field not used */
|
|
};
|
|
#else
|
|
#include <sys/timeb.h>
|
|
#endif
|
|
|
|
#if defined(FTIME_MISSING) && !defined(HAVE_TIMEZONE)
|
|
#if !defined(timezone)
|
|
extern char *timezone();
|
|
#endif
|
|
#endif
|
|
|
|
#ifndef POSIX
|
|
#include <sys/param.h>
|
|
#endif
|
|
|
|
#ifndef _POSIX_PATH_MAX
|
|
#define _POSIX_PATH_MAX 255
|
|
#endif
|
|
|
|
#ifndef PATH_MAX
|
|
#ifdef MAXPATHLEN
|
|
#define PATH_MAX MAXPATHLEN
|
|
#else
|
|
#define PATH_MAX _POSIX_PATH_MAX
|
|
#endif
|
|
#endif
|
|
|
|
#ifdef POSIX
|
|
#include <utime.h>
|
|
#else
|
|
#ifndef ALTOS
|
|
struct utimbuf
|
|
{
|
|
long actime;
|
|
long modtime;
|
|
};
|
|
#endif
|
|
int utime ();
|
|
#endif
|
|
|
|
#if defined(USG) || defined(STDC_HEADERS)
|
|
#include <string.h>
|
|
#ifndef STDC_HEADERS
|
|
#include <memory.h>
|
|
#endif
|
|
#ifndef index
|
|
#define index strchr
|
|
#endif
|
|
#ifndef rindex
|
|
#define rindex strrchr
|
|
#endif
|
|
#ifndef bcopy
|
|
#define bcopy(from, to, len) memcpy ((to), (from), (len))
|
|
#endif
|
|
#ifndef bzero
|
|
#define bzero(s, n) (void) memset ((s), 0, (n))
|
|
#endif
|
|
#ifndef bcmp
|
|
#define bcmp(s1, s2, n) memcmp((s1), (s2), (n))
|
|
#endif
|
|
#else
|
|
#include <strings.h>
|
|
#endif
|
|
|
|
#include <errno.h>
|
|
#ifdef STDC_HEADERS
|
|
#include <stdlib.h>
|
|
#else
|
|
char *getenv ();
|
|
char *malloc ();
|
|
char *realloc ();
|
|
char *calloc ();
|
|
extern int errno;
|
|
#endif
|
|
|
|
#ifdef __GNUC__
|
|
#ifdef bsdi
|
|
#define alloca __builtin_alloca
|
|
#endif
|
|
#else
|
|
#ifdef sparc
|
|
#include <alloca.h>
|
|
#else
|
|
#ifndef _AIX
|
|
/* AIX alloca decl has to be the first thing in the file, bletch! */
|
|
char *alloca ();
|
|
#endif
|
|
#endif
|
|
#endif
|
|
|
|
#if defined(USG) || defined(POSIX)
|
|
#include <fcntl.h>
|
|
char *getcwd ();
|
|
#else
|
|
#include <sys/file.h>
|
|
char *getwd ();
|
|
#endif
|
|
|
|
#ifndef SEEK_SET
|
|
#define SEEK_SET 0
|
|
#define SEEK_CUR 1
|
|
#define SEEK_END 2
|
|
#endif
|
|
#ifndef F_OK
|
|
#define F_OK 0
|
|
#define X_OK 1
|
|
#define W_OK 2
|
|
#define R_OK 4
|
|
#endif
|
|
|
|
#ifdef DIRENT
|
|
#include <dirent.h>
|
|
#ifdef direct
|
|
#undef direct
|
|
#endif
|
|
#define direct dirent
|
|
#else
|
|
#ifdef SYSNDIR
|
|
#include <sys/ndir.h>
|
|
#else
|
|
#ifdef NDIR
|
|
#include <ndir.h>
|
|
#else /* must be BSD */
|
|
#include <sys/dir.h>
|
|
#endif
|
|
#endif
|
|
#endif
|
|
|
|
/* Convert B 512-byte blocks to kilobytes if K is nonzero,
|
|
otherwise return it unchanged. */
|
|
#define convert_blocks(b, k) ((k) ? ((b) + 1) / 2 : (b))
|
|
|
|
#ifndef S_ISLNK
|
|
#define lstat stat
|
|
#endif
|
|
|
|
#ifndef SIGTYPE
|
|
#define SIGTYPE void
|
|
#endif
|