1 /* RCS compile-time configuration */
6 * This file is generated automatically.
7 * If you edit it by hand your changes may be lost.
8 * Instead, please try to fix conf.sh,
9 * and send your fixes to rcs-bugs@cs.purdue.edu.
12 #define exitmain(n) return n /* how to exit from main() */
13 /* #define _POSIX_C_SOURCE 2147483647L */ /* if strict C + Posix 1003.1b-1993 or later */
14 /* #define _POSIX_SOURCE */ /* if strict C + Posix 1003.1-1990 */
20 /* Comment out #include lines below that do not work. */
21 #include <sys/types.h>
26 /* #include <mach/mach.h> */
27 /* #include <net/errno.h> */
29 /* #include <siginfo.h> */
35 /* #include <ucontext.h> */
38 /* #include <vfork.h> */
40 /* Define boolean symbols to be 0 (false, the default), or 1 (true). */
41 #define has_sys_param_h 1 /* Does #include <sys/param.h> work? */
42 /* extern int errno; */ /* Uncomment if <errno.h> doesn't declare errno. */
43 #define has_readlink 1 /* Does readlink() work? */
44 #define readlink_isreg_errno EINVAL /* errno after readlink on regular file */
46 #if has_readlink && !defined(MAXSYMLINKS)
48 # include <sys/param.h>
51 # define MAXSYMLINKS 20 /* BSD; not standard yet */
55 /* Comment out the typedefs below if the types are already declared. */
56 /* Fix any uncommented typedefs that are wrong. */
57 /* typedef int mode_t; */
58 /* typedef long off_t; */
59 /* typedef int pid_t; */
60 /* typedef int sig_atomic_t; */
61 /* typedef unsigned size_t; */
62 /* typedef int ssize_t; */
63 /* typedef long time_t; */
64 /* typedef int uid_t; */
66 /* Comment out the keyword definitions below if the keywords work. */
68 /* #define volatile */
70 /* Define boolean symbols to be 0 (false, the default), or 1 (true). */
71 #define has_prototypes 1 /* Do function prototypes work? */
72 #define has_stdarg 1 /* Does <stdarg.h> work? */
73 /* #define has_varargs ? */ /* Does <varargs.h> work? */
74 #define va_start_args 2 /* How many args does va_start() take? */
77 /* Text and binary i/o behave differently. */
78 /* This is incompatible with Posix and Unix. */
79 # define FOPEN_RB "rb"
80 # define FOPEN_R_WORK (Expand==BINARY_EXPAND ? "r" : "rb")
81 # define FOPEN_WB "wb"
82 # define FOPEN_W_WORK (Expand==BINARY_EXPAND ? "w" : "wb")
83 # define FOPEN_WPLUS_WORK (Expand==BINARY_EXPAND ? "w+" : "w+b")
84 # define OPEN_O_BINARY O_BINARY
87 * Text and binary i/o behave the same.
88 * Omit "b", since some nonstandard hosts reject it.
91 # define FOPEN_R_WORK "r"
93 # define FOPEN_W_WORK "w"
94 # define FOPEN_WPLUS_WORK "w+"
95 # define OPEN_O_BINARY 0
98 /* This may need changing on non-Unix systems (notably DOS). */
99 #define OPEN_CREAT_READONLY (S_IRUSR|S_IRGRP|S_IROTH) /* lock file mode */
100 #define OPEN_O_LOCK 0 /* extra open flags for creating lock file */
101 #define OPEN_O_WRONLY O_WRONLY /* main open flag for creating a lock file */
103 /* Define or comment out the following symbols as needed. */
105 # define P(params) params
107 # define P(params) ()
113 # include <varargs.h>
115 typedef char *va_list;
116 # define va_dcl int va_alist;
117 # define va_start(ap) ((ap) = (va_list)&va_alist)
118 # define va_arg(ap,t) (((t*) ((ap)+=sizeof(t))) [-1])
122 #if va_start_args == 2
123 # define vararg_start va_start
125 # define vararg_start(ap,p) va_start(ap)
127 #define bad_chmod_close 0 /* Can chmod() close file descriptors? */
128 #define bad_creat0 0 /* Do writes fail after creat(f,0)? */
129 #define bad_fopen_wplus 0 /* Does fopen(f,"w+") fail to truncate f? */
130 #define getlogin_is_secure 0 /* Is getlogin() secure? Usually it's not. */
131 #define has_attribute_noreturn 1 /* Does __attribute__((noreturn)) work? */
132 #if has_attribute_noreturn
133 # define exiting __attribute__((noreturn))
137 #define has_dirent 1 /* Do opendir(), readdir(), closedir() work? */
138 #define void_closedir 0 /* Does closedir() yield void? */
139 #define has_fchmod 1 /* Does fchmod() work? */
140 #define has_fflush_input 0 /* Does fflush() work on input files? */
141 #define has_fputs 1 /* Does fputs() work? */
142 #define has_ftruncate 1 /* Does ftruncate() work? */
143 #define has_getuid 1 /* Does getuid() work? */
144 #define has_getpwuid 1 /* Does getpwuid() work? */
145 #define has_memcmp 1 /* Does memcmp() work? */
146 #define has_memcpy 1 /* Does memcpy() work? */
147 #define has_memmove 1 /* Does memmove() work? */
148 #define has_map_fd 0 /* Does map_fd() work? */
149 #define has_mmap 1 /* Does mmap() work on regular files? */
150 #define has_madvise 0 /* Does madvise() work? */
151 #define mmap_signal SIGBUS /* signal received if you reference nonexistent part of mmapped file */
152 #define has_rename 1 /* Does rename() work? */
153 #define bad_a_rename 0 /* Does rename(A,B) fail if A is unwritable? */
154 #define bad_b_rename 0 /* Does rename(A,B) fail if B is unwritable? */
155 #define bad_NFS_rename 0 /* Can rename(A,B) falsely report success? */
156 /* typedef int void; */ /* Some ancient compilers need this. */
157 #define VOID (void) /* 'VOID e;' discards the value of an expression 'e'. */
158 #define has_seteuid 1 /* Does seteuid() work? See ../INSTALL.RCS. */
159 #define has_setreuid 0 /* Does setreuid() work? See ../INSTALL.RCS. */
160 #define has_setuid 1 /* Does setuid() exist? */
161 #define has_sigaction 1 /* Does struct sigaction work? */
162 #define has_sa_sigaction 1 /* Does struct sigaction have sa_sigaction? */
163 #define has_signal 1 /* Does signal() work? */
164 #define signal_type void /* type returned by signal handlers */
165 #define sig_zaps_handler 0 /* Must a signal handler reinvoke signal()? */
166 /* #define has_sigblock ? */ /* Does sigblock() work? */
167 /* #define sigmask(s) (1 << ((s)-1)) */ /* Yield mask for signal number. */
168 typedef size_t fread_type; /* type returned by fread() and fwrite() */
169 typedef size_t freadarg_type; /* type of their size arguments */
170 typedef void *malloc_type; /* type returned by malloc() */
171 #define has_getcwd 1 /* Does getcwd() work? */
172 /* #define has_getwd ? */ /* Does getwd() work? */
173 #define needs_getabsname 0 /* Must we define getabsname? */
174 #define has_mktemp 1 /* Does mktemp() work? */
175 #define has_mkstemp 1 /* Does mkstemp() work? */
176 #define has_NFS 1 /* Might NFS be used? */
177 #define has_psiginfo 0 /* Does psiginfo() work? */
178 #define has_psignal 1 /* Does psignal() work? */
179 /* #define has_si_errno ? */ /* Does siginfo_t have si_errno? */
180 /* #define has_sys_siglist ? */ /* Does sys_siglist[] work? */
181 /* #define strchr index */ /* Use old-fashioned name for strchr()? */
182 /* #define strrchr rindex */ /* Use old-fashioned name for strrchr()? */
183 #define bad_unlink 0 /* Does unlink() fail on unwritable files? */
184 #define has_vfork 1 /* Does vfork() work? */
185 #define has_fork 1 /* Does fork() work? */
186 #define has_spawn 0 /* Does spawn*() work? */
187 #define has_waitpid 1 /* Does waitpid() work? */
188 #define bad_wait_if_SIGCHLD_ignored 0 /* Does ignoring SIGCHLD break wait()? */
189 #define RCS_SHELL "/bin/sh" /* shell to run RCS subprograms */
190 #define has_printf_dot 1 /* Does "%.2d" print leading 0? */
191 #define has_vfprintf 1 /* Does vfprintf() work? */
192 #define has_attribute_format_printf 1 /* Does __attribute__((format(printf,N,N+1))) work? */
193 #if has_attribute_format_printf
194 # define printf_string(m, n) __attribute__((format(printf, m, n)))
196 # define printf_string(m, n)
198 #if has_attribute_format_printf && has_attribute_noreturn
199 /* Work around a bug in GCC 2.5.x. */
200 # define printf_string_exiting(m, n) __attribute__((format(printf, m, n), noreturn))
202 # define printf_string_exiting(m, n) printf_string(m, n) exiting
204 /* #define has__doprintf ? */ /* Does _doprintf() work? */
205 /* #define has__doprnt ? */ /* Does _doprnt() work? */
206 /* #undef EXIT_FAILURE */ /* Uncomment this if EXIT_FAILURE is broken. */
207 #define large_memory 1 /* Can main memory hold entire RCS files? */
209 #define LONG_MAX 2147483647L /* long maximum */
211 /* Do struct stat s and t describe the same file? Answer d if unknown. */
212 #define same_file(s,t,d) ((s).st_ino==(t).st_ino && (s).st_dev==(t).st_dev)
213 #define has_utimbuf 1 /* Does struct utimbuf work? */
214 #define CO "/usr/bin/co" /* name of 'co' program */
215 #define COMPAT2 0 /* Are version 2 files supported? */
216 #define DIFF "/usr/bin/diff" /* name of 'diff' program */
217 #define DIFF3 "/usr/bin/diff3" /* name of 'diff3' program */
218 #define DIFF3_BIN 1 /* Is diff3 user-visible (not the /usr/lib auxiliary)? */
219 #define DIFFFLAGS "-an" /* Make diff output suitable for RCS. */
220 #define DIFF_L 1 /* Does diff -L work? */
221 #define DIFF_SUCCESS 0 /* DIFF status if no differences are found */
222 #define DIFF_FAILURE 1 /* DIFF status if differences are found */
223 #define DIFF_TROUBLE 2 /* DIFF status if trouble */
224 #define ED "/bin/ed" /* name of 'ed' program (used only if !DIFF3_BIN) */
225 #define MERGE "/usr/bin/merge" /* name of 'merge' program */
226 #define TMPDIR "/tmp" /* default directory for temporary files */
227 #define SLASH '/' /* principal filename separator */
228 #define SLASHes '/' /* `case SLASHes:' labels all filename separators */
229 #define isSLASH(c) ((c) == SLASH) /* Is arg a filename separator? */
230 #define ROOTPATH(p) isSLASH((p)[0]) /* Is p an absolute pathname? */
231 #define X_DEFAULT ",v/" /* default value for -x option */
232 #define SLASHSLASH_is_SLASH 1 /* Are // and / the same directory? */
233 #define ALL_ABSOLUTE 1 /* Do all subprograms satisfy ROOTPATH? */
234 #define DIFF_ABSOLUTE 1 /* Is ROOTPATH(DIFF) true? */
235 #define SENDMAIL "/usr/sbin/sendmail" /* how to send mail */
236 #define TZ_must_be_set 0 /* Must TZ be set for gmtime() to work? */
240 /* Adjust the following declarations as needed. */
243 /* The rest is for the benefit of non-standard, traditional hosts. */
244 /* Don't bother to declare functions that in traditional hosts do not appear, */
245 /* or are declared in .h files, or return int or void. */
248 /* traditional BSD */
250 #if has_sys_siglist && !defined(sys_siglist)
251 extern char const * const sys_siglist[];
255 /* Posix (ISO/IEC 9945-1: 1990 / IEEE Std 1003.1-1990) */
259 # define open_can_creat 1
261 # define open_can_creat 0
265 # define O_CREAT 01000
266 # define O_TRUNC 02000
275 # define S_IRUSR S_IREAD
277 # define S_IRUSR 0400
280 # define S_IWUSR S_IWRITE
282 # define S_IWUSR (S_IRUSR/2)
287 # define S_IRGRP (S_IRUSR / 0010)
288 # define S_IWGRP (S_IWUSR / 0010)
289 # define S_IROTH (S_IRUSR / 0100)
290 # define S_IWOTH (S_IWUSR / 0100)
292 /* single user OS -- not Posix or Unix */
300 #define S_ISREG(n) (((n) & S_IFMT) == S_IFREG)
305 #define WEXITSTATUS(stat_val) ((unsigned)(stat_val) >> 8)
306 #undef WIFEXITED /* Avoid 4.3BSD incompatibility with Posix. */
309 #define WIFEXITED(stat_val) (((stat_val) & 0377) == 0)
312 #define WTERMSIG(stat_val) ((stat_val) & 0177)
313 #undef WIFSIGNALED /* Avoid 4.3BSD incompatibility with Posix. */
316 #define WIFSIGNALED(stat_val) ((unsigned)(stat_val) - 1 < 0377)
320 char *getlogin P((void));
322 # define STDIN_FILENO 0
323 # define STDOUT_FILENO 1
324 # define STDERR_FILENO 2
326 #if has_fork && !has_vfork
330 #if has_getcwd || !has_getwd
331 char *getcwd P((char*,size_t));
333 char *getwd P((char*));
335 #if has_setuid && !has_seteuid
337 # define seteuid setuid
341 # define spawn_RCS spawnv
343 # define spawn_RCS spawnvp
347 # define exec_RCS execv
349 # define exec_RCS execvp
355 struct utimbuf { time_t actime, modtime; };
359 /* Standard C library */
363 #define L_tmpnam 32 /* power of 2 > sizeof("/usr/tmp/xxxxxxxxxxxxxxx") */
372 char *mktemp P((char*)); /* traditional */
374 char *tmpnam P((char*));
378 char *getenv P((char const*));
379 void _exit P((int)) exiting;
380 void exit P((int)) exiting;
381 malloc_type malloc P((size_t));
382 malloc_type realloc P((malloc_type,size_t));
384 #define EXIT_FAILURE 1
387 #define EXIT_SUCCESS 0
391 char *strcpy P((char*,char const*));
392 char *strchr P((char const*,int));
393 char *strrchr P((char const*,int));
394 void *memcpy P((void*,void const*,size_t));
396 void *memmove P((void*,void const*,size_t));
400 time_t time P((time_t*));