1 dnl Process this file with autoconf to produce a configure script.
4 AC_CONFIG_SRCDIR([byteorder.h])
5 AC_CONFIG_HEADER(config.h)
9 AC_SUBST(RSYNC_VERSION)
10 AC_MSG_NOTICE([Configuring rsync $RSYNC_VERSION])
12 AC_DEFINE_UNQUOTED(RSYNC_VERSION, ["$RSYNC_VERSION"], [rsync release version])
16 AC_CANONICAL_TARGET([])
18 dnl Checks for programs.
25 AC_DEFINE([_GNU_SOURCE], 1,
26 [Define _GNU_SOURCE so that we get all necessary prototypes])
28 if test "$xac_cv_prog_cc_stdc" = xno
30 AC_MSG_WARN([rsync requires an ANSI C compiler and you don't seem to have one])
33 # We must decide this before testing the compiler.
35 # Please allow this to default to yes, so that your users have more
36 # chance of getting a useful stack trace if problems occur.
38 AC_MSG_CHECKING([whether to include debugging symbols])
40 AC_HELP_STRING([--enable-debug],
41 [including debugging symbols and features (default yes)]),
44 if test x"$enable_debug" = x"no"
50 # leave CFLAGS alone; AC_PROG_CC will try to include -g if it can
51 dnl AC_DEFINE(DEBUG, 1, [Define to turn on debugging code that may slow normal operation])
52 dnl CFLAGS=${CFLAGS-"-g"}
58 AC_ARG_ENABLE(profile,
59 AC_HELP_STRING([--enable-profile],
60 [turn on CPU profiling (default no)],
62 if test x"$enable_profile" = xyes
68 # Specifically, this turns on panic_action handling.
69 AC_ARG_ENABLE(maintainer-mode,
70 AC_HELP_STRING([--enable-maintainer-mode],
71 [turn on extra debug features],
73 if test x"$enable_maintainer_mode" = xyes
75 CFLAGS="$CFLAGS -DMAINTAINER_MODE"
79 # This is needed for our included version of popt. Kind of silly, but
80 # I don't want our version too far out of sync.
81 CFLAGS="$CFLAGS -DHAVE_CONFIG_H"
83 # If GCC, turn on warnings.
84 if test "x$GCC" = "xyes"
86 CFLAGS="$CFLAGS -Wall -W"
89 AC_ARG_WITH(included-popt,
90 [ --with-included-popt use bundled popt library, not from system])
92 AC_ARG_WITH(rsync-path,
93 [ --with-rsync-path=PATH set default --rsync-path to PATH (default: \"rsync\")],
94 [ RSYNC_PATH="$with_rsync_path" ],
95 [ RSYNC_PATH="rsync" ])
97 AC_DEFINE_UNQUOTED(RSYNC_PATH, "$RSYNC_PATH", [location of rsync on remote machine])
100 AC_HELP_STRING([--with-rsh=CMD], [set rsh command to CMD (default: \"remsh\" or \"rsh\")]))
102 AC_CHECK_PROG(HAVE_REMSH, remsh, 1, 0)
103 AC_DEFINE_UNQUOTED(HAVE_REMSH, $HAVE_REMSH, [remote shell is remsh not rsh])
105 if test x"$with_rsh" != x
107 RSYNC_RSH="$with_rsh"
108 elif test x"$HAVE_REMSH" = x1
115 AC_DEFINE_UNQUOTED(RSYNC_RSH, "$RSYNC_RSH", [default -e command])
117 # arrgh. libc in the current debian stable screws up the largefile
118 # stuff, getting byte range locking wrong
119 AC_CACHE_CHECK([for broken largefile support],rsync_cv_HAVE_BROKEN_LARGEFILE,[
121 #define _FILE_OFFSET_BITS 64
124 #include <sys/types.h>
125 #include <sys/wait.h>
131 int fd = open("conftest.dat", O_CREAT|O_RDWR, 0600);
132 lock.l_type = F_WRLCK;
133 lock.l_whence = SEEK_SET;
138 fcntl(fd,F_SETLK,&lock);
141 exit(fcntl(fd,F_SETLK,&lock) == 0);
144 unlink("conftest.dat");
145 exit(WEXITSTATUS(status));
148 rsync_cv_HAVE_BROKEN_LARGEFILE=yes,rsync_cv_HAVE_BROKEN_LARGEFILE=no,rsync_cv_HAVE_BROKEN_LARGEFILE=cross)])
149 if test x"$rsync_cv_HAVE_BROKEN_LARGEFILE" != x"yes"; then
158 AC_HELP_STRING([--disable-ipv6], [don't even try to use IPv6]))
160 if test "x$enable_ipv6" != xno
162 AC_MSG_CHECKING([ipv6 stack type])
163 for i in inria kame linux-glibc linux-inet6 toshiba v6d zeta; do
166 # http://www.kame.net/
168 #include <netinet/in.h>
169 #ifdef IPV6_INRIA_VERSION
173 AC_DEFINE(INET6, 1, [true if you have IPv6])
177 # http://www.kame.net/
179 #include <netinet/in.h>
184 AC_DEFINE(INET6, 1, [true if you have IPv6])])
187 # http://www.v6.linux.or.jp/
189 #include <features.h>
190 #if defined(__GLIBC__) && __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1
194 AC_DEFINE(INET6, 1, [true if you have IPv6])])
197 # http://www.v6.linux.or.jp/
198 if test -d /usr/inet6 -o -f /usr/inet6/lib/libinet6.a; then
201 ipv6libdir=/usr/inet6/lib
203 AC_DEFINE(INET6, 1, [true if you have IPv6])
204 CFLAGS="-I/usr/inet6/include $CFLAGS"
209 #include <sys/param.h>
210 #ifdef _TOSHIBA_INET6
215 ipv6libdir=/usr/local/v6/lib;
216 AC_DEFINE(INET6, 1, [true if you have IPv6])])
220 #include </usr/local/v6/include/sys/v6config.h>
226 ipv6libdir=/usr/local/v6/lib;
227 AC_DEFINE(INET6, 1, [true if you have IPv6])])
231 #include <sys/param.h>
232 #ifdef _ZETA_MINAMI_INET6
237 ipv6libdir=/usr/local/v6/lib;
238 AC_DEFINE(INET6, 1, [true if you have IPv6])])
241 if test "$ipv6type" != "unknown"; then
245 AC_MSG_RESULT($ipv6type)
247 AC_SEARCH_LIBS(getaddrinfo, inet6)
254 AC_CHECK_HEADERS(sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h unistd.h utime.h grp.h)
255 AC_CHECK_HEADERS(compat.h sys/param.h ctype.h sys/wait.h sys/ioctl.h)
256 AC_CHECK_HEADERS(sys/filio.h string.h stdlib.h sys/socket.h sys/mode.h sys/un.h)
257 AC_CHECK_HEADERS(glob.h alloca.h mcheck.h sys/sysctl.h arpa/inet.h arpa/nameser.h)
258 AC_CHECK_HEADERS(netdb.h)
259 AC_CHECK_HEADERS(malloc.h)
262 AC_CHECK_SIZEOF(long)
263 AC_CHECK_SIZEOF(short)
274 AC_CHECK_MEMBERS([struct stat.st_rdev])
276 AC_CHECK_TYPE([ino_t], [unsigned])
279 AC_CACHE_CHECK([for errno in errno.h],rsync_cv_errno, [
280 AC_TRY_COMPILE([#include <errno.h>],[int i = errno],
281 rsync_cv_errno=yes,rsync_cv_have_errno_decl=no)])
282 if test x"$rsync_cv_errno" = x"yes"; then
283 AC_DEFINE(HAVE_ERRNO_DECL, 1, [ ])
286 # The following test taken from the cvs sources
287 # If we can't find connect, try looking in -lsocket, -lnsl, and -linet.
288 # These need checks to be before checks for any other functions that
289 # might be in the same libraries.
290 # The Irix 5 libc.so has connect and gethostbyname, but Irix 5 also has
291 # libsocket.so which has a bad implementation of gethostbyname (it
292 # only looks in /etc/hosts), so we only look for -lsocket if we need
294 AC_CHECK_FUNCS(connect)
295 if test x"$ac_cv_func_connect" = x"no"; then
298 *) AC_CHECK_LIB(nsl_s, printf) ;;
302 *) AC_CHECK_LIB(nsl, printf) ;;
306 *) AC_CHECK_LIB(socket, connect) ;;
310 *) AC_CHECK_LIB(inet, connect) ;;
312 dnl We can't just call AC_CHECK_FUNCS(connect) here, because the value
314 if test x"$ac_cv_lib_socket_connect" = x"yes" ||
315 test x"$ac_cv_lib_inet_connect" = x"yes"; then
316 # ac_cv_func_connect=yes
317 # don't! it would cause AC_CHECK_FUNC to succeed next time configure is run
318 AC_DEFINE(HAVE_CONNECT, 1, [ ])
322 AC_CHECK_LIB(resolv, inet_ntop)
324 dnl AC_MSG_NOTICE([Looking in libraries: $LIBS])
326 AC_CHECK_FUNCS(inet_ntop, , AC_LIBOBJ(lib/inet_ntop))
327 AC_CHECK_FUNCS(inet_pton, , AC_LIBOBJ(lib/inet_pton))
329 # Tru64 UNIX has getaddrinfo() but has it renamed in libc as
330 # something else so we must include <netdb.h> to get the
332 AC_CHECK_FUNCS(getaddrinfo, ,
333 [AC_MSG_CHECKING([for getaddrinfo by including <netdb.h>])
334 AC_TRY_LINK([#include <sys/types.h>
335 #include <sys/socket.h>
336 #include <netdb.h>],[getaddrinfo(NULL, NULL, NULL, NULL);],
337 [AC_MSG_RESULT([yes])
338 AC_DEFINE(HAVE_GETADDRINFO, 1,
339 [Define if you have the `getaddrinfo' function.])],
341 AC_LIBOBJ(lib/getaddrinfo)])])
342 AC_CHECK_FUNCS(getnameinfo, , AC_LIBOBJ(lib/getnameinfo))
344 AC_CHECK_MEMBER([struct sockaddr.sa_len],
345 [ AC_DEFINE(HAVE_SOCKADDR_LEN) ],
348 #include <sys/types.h>
349 #include <sys/socket.h>
352 AC_MSG_CHECKING(struct sockaddr_storage)
353 AC_TRY_COMPILE([#include <sys/types.h>
354 #include <sys/socket.h>],
355 [struct sockaddr_storage x;],
357 AC_DEFINE(HAVE_SOCKADDR_STORAGE, 1,
358 [Define if you have strct sockaddr_storage.] ),
361 # if we can't find strcasecmp, look in -lresolv (for Unixware at least)
363 AC_CHECK_FUNCS(strcasecmp)
364 if test x"$ac_cv_func_strcasecmp" = x"no"; then
365 AC_CHECK_LIB(resolv, strcasecmp)
368 dnl At the moment we don't test for a broken memcmp(), because all we
369 dnl need to do is test for equality, not comparison, and it seems that
370 dnl every platform has a memcmp that can do at least that.
374 AC_CHECK_FUNCS(waitpid wait4 getcwd strdup strerror chown chmod mknod mkfifo)
375 AC_CHECK_FUNCS(fchmod fstat strchr readlink link utime utimes strftime)
376 AC_CHECK_FUNCS(memmove lchown vsnprintf snprintf asprintf setsid glob strpbrk)
377 AC_CHECK_FUNCS(strlcat strlcpy mtrace mallinfo setgroups)
379 AC_CACHE_CHECK([for working socketpair],rsync_cv_HAVE_SOCKETPAIR,[
381 #include <sys/types.h>
382 #include <sys/socket.h>
386 exit((socketpair(AF_UNIX, SOCK_STREAM, 0, fd) != -1) ? 0 : 1);
388 rsync_cv_HAVE_SOCKETPAIR=yes,rsync_cv_HAVE_SOCKETPAIR=no,rsync_cv_HAVE_SOCKETPAIR=cross)])
389 if test x"$rsync_cv_HAVE_SOCKETPAIR" = x"yes"; then
390 AC_DEFINE(HAVE_SOCKETPAIR, 1, [ ])
393 AC_CACHE_CHECK([for working fnmatch],rsync_cv_HAVE_FNMATCH,[
394 AC_TRY_RUN([#include <fnmatch.h>
395 main() { exit((fnmatch("*.o", "x.o", FNM_PATHNAME) == 0 &&
396 fnmatch("a/b/*", "a/b/c/d", FNM_PATHNAME) != 0) ? 0: 1); }],
397 rsync_cv_HAVE_FNMATCH=yes,rsync_cv_HAVE_FNMATCH=no,rsync_cv_HAVE_FNMATCH=cross)])
398 if test x"$rsync_cv_HAVE_FNMATCH" = x"yes"; then
399 AC_DEFINE(HAVE_FNMATCH, 1, [ ])
402 if test x"$with_included_popt" != x"yes"
404 AC_CHECK_LIB(popt, poptGetContext, , [with_included_popt=yes])
407 AC_MSG_CHECKING([whether to use included libpopt])
408 if test x"$with_included_popt" = x"yes"
410 AC_MSG_RESULT($srcdir/popt)
411 BUILD_POPT='$(popt_OBJS)'
412 CFLAGS="$CFLAGS -I$srcdir/popt"
417 AC_CACHE_CHECK([for long long],rsync_cv_HAVE_LONGLONG,[
418 AC_TRY_RUN([#include <stdio.h>
419 main() { long long x = 1000000; x *= x; exit(((x/1000000) == 1000000)? 0: 1); }],
420 rsync_cv_HAVE_LONGLONG=yes,rsync_cv_HAVE_LONGLONG=no,rsync_cv_HAVE_LONGLONG=cross)])
421 if test x"$rsync_cv_HAVE_LONGLONG" = x"yes"; then
422 AC_DEFINE(HAVE_LONGLONG, 1, [ ])
425 AC_CACHE_CHECK([for off64_t],rsync_cv_HAVE_OFF64_T,[
426 AC_TRY_RUN([#include <stdio.h>
427 #include <sys/stat.h>
428 main() { struct stat64 st; off64_t s; if (sizeof(off_t) == sizeof(off64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
429 rsync_cv_HAVE_OFF64_T=yes,rsync_cv_HAVE_OFF64_T=no,rsync_cv_HAVE_OFF64_T=cross)])
430 if test x"$rsync_cv_HAVE_OFF64_T" = x"yes"; then
431 AC_DEFINE(HAVE_OFF64_T, 1, [ ])
434 AC_CACHE_CHECK([for short ino_t],rsync_cv_HAVE_SHORT_INO_T,[
435 AC_TRY_RUN([#include <stdio.h>
436 #include <sys/types.h>
437 #include <sys/stat.h>
438 main() { if (sizeof(ino_t) < sizeof(unsigned int)) return 0; return 1; }],
439 rsync_cv_HAVE_SHORT_INO_T=yes,rsync_cv_HAVE_SHORT_INO_T=no,rsync_cv_HAVE_SHORT_INO_T=cross)])
440 if test x"$rsync_cv_HAVE_SHORT_INO_T" = x"yes"; then
441 AC_DEFINE(HAVE_SHORT_INO_T, 1, [ ])
444 AC_CACHE_CHECK([for unsigned char],rsync_cv_HAVE_UNSIGNED_CHAR,[
445 AC_TRY_RUN([#include <stdio.h>
446 main() { char c; c=250; exit((c > 0)?0:1); }],
447 rsync_cv_HAVE_UNSIGNED_CHAR=yes,rsync_cv_HAVE_UNSIGNED_CHAR=no,rsync_cv_HAVE_UNSIGNED_CHAR=cross)])
448 if test x"$rsync_cv_HAVE_UNSIGNED_CHAR" = x"yes"; then
449 AC_DEFINE(HAVE_UNSIGNED_CHAR, 1, [ ])
452 AC_CACHE_CHECK([for broken readdir],rsync_cv_HAVE_BROKEN_READDIR,[
453 AC_TRY_RUN([#include <sys/types.h>
455 main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
456 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
457 di->d_name[0] == 0) exit(0); exit(1);} ],
458 rsync_cv_HAVE_BROKEN_READDIR=yes,rsync_cv_HAVE_BROKEN_READDIR=no,rsync_cv_HAVE_BROKEN_READDIR=cross)])
459 if test x"$rsync_cv_HAVE_BROKEN_READDIR" = x"yes"; then
460 AC_DEFINE(HAVE_BROKEN_READDIR, 1, [ ])
463 AC_CACHE_CHECK([for utimbuf],rsync_cv_HAVE_UTIMBUF,[
464 AC_TRY_COMPILE([#include <sys/types.h>
466 [struct utimbuf tbuf; tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
467 rsync_cv_HAVE_UTIMBUF=yes,rsync_cv_HAVE_UTIMBUF=no,rsync_cv_HAVE_UTIMBUF=cross)])
468 if test x"$rsync_cv_HAVE_UTIMBUF" = x"yes"; then
469 AC_DEFINE(HAVE_UTIMBUF, 1, [ ])
472 AC_CACHE_CHECK([if gettimeofday takes tz argument],rsync_cv_HAVE_GETTIMEOFDAY_TZ,[
474 #include <sys/time.h>
476 main() { struct timeval tv; exit(gettimeofday(&tv, NULL));}],
477 rsync_cv_HAVE_GETTIMEOFDAY_TZ=yes,rsync_cv_HAVE_GETTIMEOFDAY_TZ=no,rsync_cv_HAVE_GETTIMEOFDAY_TZ=cross)])
478 if test x"$rsync_cv_HAVE_GETTIMEOFDAY_TZ" = x"yes"; then
479 AC_DEFINE(HAVE_GETTIMEOFDAY_TZ, 1, [ ])
482 AC_CACHE_CHECK([for C99 vsnprintf],rsync_cv_HAVE_C99_VSNPRINTF,[
484 #include <sys/types.h>
486 void foo(const char *format, ...) {
491 va_start(ap, format);
492 len = vsnprintf(0, 0, format, ap);
494 if (len != 5) exit(1);
496 if (snprintf(buf, 3, "hello") != 5 || strcmp(buf, "he") != 0) exit(1);
500 main() { foo("hello"); }
502 rsync_cv_HAVE_C99_VSNPRINTF=yes,rsync_cv_HAVE_C99_VSNPRINTF=no,rsync_cv_HAVE_C99_VSNPRINTF=cross)])
503 if test x"$rsync_cv_HAVE_C99_VSNPRINTF" = x"yes"; then
504 AC_DEFINE(HAVE_C99_VSNPRINTF, 1, [ ])
508 AC_CACHE_CHECK([for secure mkstemp],rsync_cv_HAVE_SECURE_MKSTEMP,[
509 AC_TRY_RUN([#include <stdlib.h>
510 #include <sys/types.h>
511 #include <sys/stat.h>
515 char tpl[20]="/tmp/test.XXXXXX";
516 int fd = mkstemp(tpl);
517 if (fd == -1) exit(1);
519 if (fstat(fd, &st) != 0) exit(1);
520 if ((st.st_mode & 0777) != 0600) exit(1);
523 rsync_cv_HAVE_SECURE_MKSTEMP=yes,
524 rsync_cv_HAVE_SECURE_MKSTEMP=no,
525 rsync_cv_HAVE_SECURE_MKSTEMP=cross)])
526 if test x"$rsync_cv_HAVE_SECURE_MKSTEMP" = x"yes"; then
527 AC_DEFINE(HAVE_SECURE_MKSTEMP, 1, [ ])
531 AC_CACHE_CHECK([for broken inet_ntoa],rsync_cv_REPLACE_INET_NTOA,[
534 #include <sys/types.h>
535 #include <netinet/in.h>
536 #include <arpa/inet.h>
537 main() { struct in_addr ip; ip.s_addr = 0x12345678;
538 if (strcmp(inet_ntoa(ip),"18.52.86.120") &&
539 strcmp(inet_ntoa(ip),"120.86.52.18")) { exit(1); }
541 rsync_cv_REPLACE_INET_NTOA=no,rsync_cv_REPLACE_INET_NTOA=yes,rsync_cv_REPLACE_INET_NTOA=cross)])
542 if test x"$rsync_cv_REPLACE_INET_NTOA" = x"yes"; then
543 AC_DEFINE(REPLACE_INET_NTOA, 1, [ ])
547 AC_CACHE_CHECK([for broken inet_aton],rsync_cv_REPLACE_INET_ATON,[
550 #include <sys/types.h>
551 #include <netinet/in.h>
552 #include <arpa/inet.h>
553 main() { struct in_addr ip;
554 if (inet_aton("example", &ip) == 0) exit(0); exit(1);}],
555 rsync_cv_REPLACE_INET_ATON=no,rsync_cv_REPLACE_INET_ATON=yes,rsync_cv_REPLACE_INET_ATON=cross)])
556 if test x"$rsync_cv_REPLACE_INET_ATON" = x"yes"; then
557 AC_DEFINE(REPLACE_INET_ATON, 1, [ ])
561 # The following test was mostly taken from the tcl/tk plus patches
563 AC_CACHE_CHECK([whether -c -o works],rsync_cv_DASHC_WORKS_WITH_DASHO,[
565 cat > conftest.$ac_ext <<EOF
566 int main() { return 0; }
568 ${CC-cc} -c -o conftest..o conftest.$ac_ext
569 if test -f conftest..o; then
570 rsync_cv_DASHC_WORKS_WITH_DASHO=yes
572 rsync_cv_DASHC_WORKS_WITH_DASHO=no
576 if test x"$rsync_cv_DASHC_WORKS_WITH_DASHO" = x"yes"; then
579 CC_SHOBJ_FLAG='-o $@'
581 OBJ_SAVE=' @b=`basename $@ .o`;rm -f $$b.o.sav;if test -f $$b.o; then mv $$b.o $$b.o.sav;fi;'
582 OBJ_RESTORE=' @b=`basename $@ .o`;if test "$$b.o" != "$@"; then mv $$b.o $@; if test -f $$b.o.sav; then mv $$b.o.sav $$b.o; fi; fi'
587 AC_SUBST(OBJ_RESTORE)
588 AC_SUBST(CC_SHOBJ_FLAG)
591 AC_CONFIG_FILES([Makefile lib/dummy zlib/dummy popt/dummy shconfig])
595 AC_MSG_RESULT([ rsync ${RSYNC_VERSION} configuration successful])