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rcs-5601.lha
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rcs5.6.0.1
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conf.heg
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1993-03-24
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/* example RCS compile-time configuration */
/* $Id: conf.heg,v 1.8.0.1 1993/03/25 04:22:46 eggert Exp $ */
/*
* This example RCS compile-time configuration describes a host that conforms
* to Standard C (1990) and Posix 1003.1-1990 and has GNU diff.
* If you can't get conf.sh to work as described in the Makefile,
* copy this file to conf.h and edit conf.h by hand; see README.
*/
#define exitmain(n) return n /* how to exit from main() */
/* #define _POSIX_SOURCE */ /* Define this if Posix + strict Standard C. */
#include <errno.h>
#include <stdio.h>
#include <time.h>
/* Comment out #include lines below that do not work. */
#include <sys/types.h>
#include <sys/stat.h>
#include <dirent.h>
#include <fcntl.h>
#include <limits.h>
#include <pwd.h>
#include <signal.h>
#include <stdlib.h>
#include <string.h>
/* #include <sys/mman.h> */
#include <sys/wait.h>
#include <unistd.h>
#include <utime.h>
/* #include <vfork.h> */
/* Define the following symbols to be 1 or 0. */
#define has_sys_dir_h 0 /* Does #include <sys/dir.h> work? */
#define has_sys_param_h 0 /* Does #include <sys/param.h> work? */
#define has_readlink 0 /* Does readlink() work? */
/* #undef NAME_MAX */ /* Uncomment this if NAME_MAX is broken. */
#if !defined(NAME_MAX) && !defined(_POSIX_NAME_MAX)
# if has_sys_dir_h
# include <sys/dir.h>
# endif
# ifndef NAME_MAX
# ifndef MAXNAMLEN
# define MAXNAMLEN 14
# endif
# define NAME_MAX MAXNAMLEN
# endif
#endif
#if !defined(PATH_MAX) && !defined(_POSIX_PATH_MAX)
# if has_sys_param_h
# include <sys/param.h>
# define included_sys_param_h 1
# endif
# ifndef PATH_MAX
# ifndef MAXPATHLEN
# define MAXPATHLEN 1024
# endif
# define PATH_MAX (MAXPATHLEN-1)
# endif
#endif
#if has_readlink && !defined(MAXSYMLINKS)
# if has_sys_param_h && !included_sys_param_h
# include <sys/param.h>
# endif
# ifndef MAXSYMLINKS
# define MAXSYMLINKS 20 /* BSD; not standard yet */
# endif
#endif
/* Comment out the keyword definitions below if the keywords work. */
/* #define const */
/* #define volatile */
/* Comment out the typedefs below if the types are already declared. */
/* Fix any uncommented typedefs that are wrong. */
/* typedef int mode_t; */
/* typedef int pid_t; */
/* typedef int sig_atomic_t; */
/* typedef unsigned size_t; */
/* typedef int ssize_t; */
/* typedef long time_t; */
/* typedef int uid_t; */
/* Define the following symbols to be 1 or 0. */
#define has_prototypes 1 /* Do function prototypes work? */
#define has_stdarg 1 /* Does <stdarg.h> work? */
#define has_varargs 0 /* Does <varargs.h> work? */
#define va_start_args 2 /* How many args does va_start() take? */
#if has_prototypes
# define P(params) params
#else
# define P(params) ()
#endif
#if has_stdarg
# include <stdarg.h>
#else
# if has_varargs
# include <varargs.h>
# else
typedef char *va_list;
# define va_dcl int va_alist;
# define va_start(ap) ((ap) = (va_list)&va_alist)
# define va_arg(ap,t) (((t*) ((ap)+=sizeof(t))) [-1])
# define va_end(ap)
# endif
#endif
#if va_start_args == 2
# define vararg_start va_start
#else
# define vararg_start(ap,p) va_start(ap)
#endif
#define text_equals_binary_stdio 1 /* Does stdio treat text like binary? */
#define text_work_stdio 0 /* Text i/o for working file, binary for RCS file? */
#if text_equals_binary_stdio
/* Text and binary i/o behave the same, or binary i/o does not work. */
# define FOPEN_R "r"
# define FOPEN_W "w"
# define FOPEN_WPLUS "w+"
#else
/* Text and binary i/o behave differently. */
/* This is incompatible with Posix and Unix. */
# define FOPEN_R "rb"
# define FOPEN_W "wb"
# define FOPEN_WPLUS "w+b"
#endif
#if text_work_stdio
# define FOPEN_R_WORK "r"
# define FOPEN_W_WORK "w"
# define FOPEN_WPLUS_WORK "w+"
#else
# define FOPEN_R_WORK FOPEN_R
# define FOPEN_W_WORK FOPEN_W
# define FOPEN_WPLUS_WORK FOPEN_WPLUS
#endif
/* Define or comment out the following symbols as needed. */
#define bad_fopen_wplus 0 /* Does fopen(f,FOPEN_WPLUS) fail to truncate f? */
#define getlogin_is_secure 0 /* Is getlogin() secure? Usually it's not. */
#define has_dirent 1 /* Do opendir(), readdir(), closedir() work? */
#define has_fchmod 0 /* Does fchmod() work? */
#define has_fputs 1 /* Does fputs() work? */
#define has_ftruncate 0 /* Does ftruncate() work? */
#define has_getuid 1 /* Does getuid() work? */
#define has_getpwuid 1 /* Does getpwuid() work? */
#define has_link 1 /* Does link() work? */
#define has_memcmp 1 /* Does memcmp() work? */
#define has_memcpy 1 /* Does memcpy() work? */
#define has_memmove 1 /* Does memmove() work? */
#define has_madvise 0 /* Does madvise() work? */
#define has_mmap 0 /* Does mmap() work on regular files? */
#define has_rename 1 /* Does rename() work? */
#define bad_a_rename 0 /* Does rename(A,B) fail if A is unwritable? */
#define bad_b_rename 0 /* Does rename(A,B) fail if B is unwritable? */
#define VOID (void) /* 'VOID e;' discards the value of an expression 'e'. */
#define has_seteuid 0 /* Does seteuid() work? See README. */
#define has_setuid 1 /* Does setuid() exist? */
#define has_signal 1 /* Does signal() work? */
#define signal_args P((int)) /* arguments of signal handlers */
#define signal_type void /* type returned by signal handlers */
#define sig_zaps_handler 0 /* Must a signal handler reinvoke signal()? */
#define has_sigaction 1 /* Does struct sigaction work? */
#define has_sigblock 0 /* Does sigblock() work? */
/* #define sigmask(s) (1 << ((s)-1)) */ /* Yield mask for signal number. */
#define has_sys_siglist 0 /* Does sys_siglist[] work? */
typedef ssize_t fread_type; /* type returned by fread() and fwrite() */
typedef size_t freadarg_type; /* type of their size arguments */
typedef void *malloc_type; /* type returned by malloc() */
#define has_getcwd 1 /* Does getcwd() work? */
#define has_getwd 0 /* Does getwd() work? */
#define has_mktemp 0 /* Does mktemp() work? */
#define has_NFS 0 /* Might NFS be used? */
/* #define strchr index */ /* Use old-fashioned name for strchr()? */
/* #define strrchr rindex */ /* Use old-fashioned name for strrchr()? */
#define bad_unlink 0 /* Does unlink() fail on unwritable files? */
#define has_vfork 0 /* Does vfork() work? */
#define has_fork 1 /* Does fork() work? */
#define has_spawn 0 /* Does spawn*() work? */
#define has_wait 1 /* Does wait() work? */
#define has_waitpid 1 /* Does waitpid() work? */
#define RCS_SHELL "/bin/sh" /* shell to run RCS subprograms */
#define has_vfprintf 1 /* Does vfprintf() work? */
#define has__doprintf 0 /* Does _doprintf() work? */
#define has__doprnt 0 /* Does _doprnt() work? */
/* #undef EXIT_FAILURE */ /* Uncomment this if EXIT_FAILURE is broken. */
#define large_memory 0 /* Can main memory hold entire RCS files? */
/* #undef ULONG_MAX */ /* Uncomment this if ULONG_MAX is broken (e.g. < 0). */
/* struct utimbuf { time_t actime, modtime; }; */ /* Uncomment this if needed. */
#define CO "/usr/local/bin/co" /* name of 'co' program */
#define COMPAT2 0 /* Are version 2 files supported? */
#define DATEFORM "%.2d.%.2d.%.2d.%.2d.%.2d.%.2d" /* e.g. 01.01.01.01.01.01 */
#define DIFF "/usr/local/bin/diff" /* name of 'diff' program */
#define DIFF3 "/usr/local/bin/diff3" /* name of 'diff3' program */
#define DIFF3_A 1 /* Does diff3 have an -A option? */
#define DIFF3_BIN 1 /* Is diff3 user-visible (not the /usr/lib auxiliary)? */
#define DIFF_FLAGS , "-an" /* Make diff output suitable for RCS. */
#define DIFF_L 1 /* Does diff -L work? */
#define DIFF_SUCCESS 0 /* DIFF status if no differences are found */
#define DIFF_FAILURE 1 /* DIFF status if differences are found */
#define DIFF_TROUBLE 2 /* DIFF status if trouble */
#define ED "/bin/ed" /* name of 'ed' program (used only if !DIFF3_BIN) */
#define MERGE "/usr/local/bin/merge" /* name of 'merge' program */
#define TMPDIR "/tmp" /* default directory for temporary files */
#define SLASH '/' /* principal pathname separator */
#define SLASHes '/' /* `case SLASHes:' labels all pathname separators */
#define isSLASH(c) ((c) == SLASH) /* Is arg a pathname separator? */
#define ROOTPATH(p) isSLASH((p)[0]) /* Is p an absolute pathname? */
#define X_DEFAULT ",v/" /* default value for -x option */
#define DIFF_ABSOLUTE 1 /* Is ROOTPATH(DIFF) true? */
#define ALL_ABSOLUTE 1 /* Are all subprograms absolute pathnames? */
#define SENDMAIL "/bin/mail" /* how to send mail */
#define TZ_must_be_set 0 /* Must TZ be set for gmtime() to work? */
/* Adjust the following declarations as needed. */
#if __GNUC__ && !__STRICT_ANSI__
# define exiting volatile /* GCC extension: function cannot return */
#else
# define exiting
#endif
#if has_ftruncate
int ftruncate P((int,off_t));
#endif
/* <sys/mman.h> */
#if has_madvise
int madvise P((caddr_t,size_t,int));
#endif
#if has_mmap
caddr_t mmap P((caddr_t,size_t,int,int,int,off_t));
int munmap P((caddr_t,size_t));
#endif
/* Posix (ISO/IEC 9945-1: 1990 / IEEE Std 1003.1-1990) */
/* These definitions are for the benefit of non-Posix hosts, and */
/* Posix hosts that have Standard C compilers but traditional include files. */
/* Unfortunately, mixed-up hosts are all too common. */
/* <fcntl.h> */
#ifdef F_DUPFD
int fcntl P((int,int,...));
#else
int dup2 P((int,int));
#endif
#ifndef O_BINARY /* some non-Posix hosts need O_BINARY */
# define O_BINARY 0 /* no effect on Posix */
#endif
#ifdef O_CREAT
# define open_can_creat 1
#else
# define open_can_creat 0
# define O_RDONLY 0
# define O_WRONLY 1
# define O_RDWR 2
# define O_CREAT 01000
# define O_TRUNC 02000
int creat P((char const*,mode_t));
#endif
#ifndef O_EXCL
# define O_EXCL 0
#endif
/* <pwd.h> */
#if has_getpwuid
struct passwd *getpwuid P((uid_t));
#endif
/* <signal.h> */
#if has_sigaction
int sigaction P((int,struct sigaction const*,struct sigaction*));
int sigaddset P((sigset_t*,int));
int sigemptyset P((sigset_t*));
#else
#if has_sigblock
/* BSD */
int sigblock P((int));
int sigmask P((int));
int sigsetmask P((int));
#endif
#endif
/* <stdio.h> */
FILE *fdopen P((int,char const*));
int fileno P((FILE*));
/* <sys/stat.h> */
int chmod P((char const*,mode_t));
int fstat P((int,struct stat*));
int stat P((char const*,struct stat*));
mode_t umask P((mode_t));
#if has_fchmod
int fchmod P((int,mode_t));
#endif
#ifndef S_IRUSR
# ifdef S_IREAD
# define S_IRUSR S_IREAD
# else
# define S_IRUSR 0400
# endif
# ifdef S_IWRITE
# define S_IWUSR S_IWRITE
# else
# define S_IWUSR (S_IRUSR/2)
# endif
#endif
#ifndef S_IRGRP
# if has_getuid
# define S_IRGRP (S_IRUSR / 0010)
# define S_IWGRP (S_IWUSR / 0010)
# define S_IROTH (S_IRUSR / 0100)
# define S_IWOTH (S_IWUSR / 0100)
# else
/* single user OS -- not Posix or Unix */
# define S_IRGRP 0
# define S_IWGRP 0
# define S_IROTH 0
# define S_IWOTH 0
# endif
#endif
#ifndef S_ISREG
# define S_ISREG(n) (((n) & S_IFMT) == S_IFREG)
#endif
/* <sys/wait.h> */
#if has_wait
pid_t wait P((int*));
#endif
#ifndef WEXITSTATUS
# define WEXITSTATUS(stat_val) ((unsigned)(stat_val) >> 8)
# undef WIFEXITED /* Avoid 4.3BSD incompatibility with Posix. */
#endif
#ifndef WIFEXITED
# define WIFEXITED(stat_val) (!((stat_val) & 255))
#endif
/* <unistd.h> */
char *getlogin P((void));
int close P((int));
int isatty P((int));
int link P((char const*,char const*));
int open P((char const*,int,...));
int unlink P((char const*));
/* int _filbuf P((FILE*)); *//* keeps lint quiet in traditional C */
/* int _flsbuf P((int,FILE*)); *//* keeps lint quiet in traditional C */
long pathconf P((char const*,int));
ssize_t write P((int,void const*,size_t));
#ifndef STDIN_FILENO
# define STDIN_FILENO 0
# define STDOUT_FILENO 1
# define STDERR_FILENO 2
#endif
#if has_fork
# if !has_vfork
# undef vfork
# define vfork fork
# endif
pid_t vfork P((void)); /* vfork is nonstandard but faster */
#endif
#if has_getcwd || !has_getwd
char *getcwd P((char*,size_t));
#else
char *getwd P((char*));
#endif
#if has_getuid
uid_t getuid P((void));
#endif
#if has_readlink
ssize_t readlink P((char const*,char*,size_t)); /* BSD; not standard yet */
#endif
#if has_setuid
# if !has_seteuid
# undef seteuid
# define seteuid setuid
# endif
int seteuid P((uid_t));
uid_t geteuid P((void));
#endif
#if has_spawn
int spawnv P((int,char const*,char*const*));
# if ALL_ABSOLUTE
# define spawn_RCS spawnv
# else
# define spawn_RCS spawnvp
int spawnvp P((int,char const*,char*const*));
# endif
#else
int execv P((char const*,char*const*));
# if ALL_ABSOLUTE
# define exec_RCS execv
# else
# define exec_RCS execvp
int execvp P((char const*,char*const*));
# endif
#endif
/* utime.h */
int utime P((char const*,struct utimbuf const*));
/* Standard C library */
/* These definitions are for the benefit of hosts that have */
/* traditional C include files, possibly with Standard C compilers. */
/* Unfortunately, mixed-up hosts are all too common. */
/* <errno.h> */
extern int errno;
/* <limits.h> */
#ifndef ULONG_MAX
/* This does not work in #ifs, but it's good enough for us. */
# define ULONG_MAX ((unsigned long)-1)
#endif
/* <signal.h> */
#if has_signal
signal_type (*signal P((int,signal_type(*)signal_args)))signal_args;
#endif
/* <stdio.h> */
FILE *fopen P((char const*,char const*));
fread_type fread P((void*,freadarg_type,freadarg_type,FILE*));
fread_type fwrite P((void const*,freadarg_type,freadarg_type,FILE*));
int fclose P((FILE*));
int feof P((FILE*));
int ferror P((FILE*));
int fflush P((FILE*));
int fprintf P((FILE*,char const*,...));
int fputs P((char const*,FILE*));
int fseek P((FILE*,long,int));
int printf P((char const*,...));
int rename P((char const*,char const*));
int sprintf P((char*,char const*,...));
long ftell P((FILE*));
void clearerr P((FILE*));
void perror P((char const*));
#ifndef L_tmpnam
# define L_tmpnam 32 /* power of 2 > sizeof("/usr/tmp/xxxxxxxxxxxxxxx") */
#endif
#ifndef SEEK_SET
# define SEEK_SET 0
#endif
#if has_mktemp
char *mktemp P((char*)); /* traditional */
#else
char *tmpnam P((char*));
#endif
#if has_vfprintf
int vfprintf P((FILE*,char const*,va_list));
#else
#if has__doprintf
void _doprintf P((FILE*,char const*,va_list)); /* Minix */
#else
void _doprnt P((char const*,va_list,FILE*)); /* BSD */
#endif
#endif
/* <stdlib.h> */
char *getenv P((char const*));
exiting void _exit P((int));
exiting void exit P((int));
malloc_type malloc P((size_t));
malloc_type realloc P((malloc_type,size_t));
void free P((malloc_type));
#ifndef EXIT_FAILURE
# define EXIT_FAILURE 1
#endif
#ifndef EXIT_SUCCESS
# define EXIT_SUCCESS 0
#endif
#if !has_fork && !has_spawn
int system P((char const*));
#endif
/* <string.h> */
char *strcpy P((char*,char const*));
char *strchr P((char const*,int));
char *strrchr P((char const*,int));
int memcmp P((void const*,void const*,size_t));
int strcmp P((char const*,char const*));
size_t strlen P((char const*));
void *memcpy P((void*,void const*,size_t));
#if has_memmove
void *memmove P((void*,void const*,size_t));
#endif
/* <time.h> */
time_t time P((time_t*));