1 dnl Process this file with autoconf to produce a configure script.
4 AC_CONFIG_SRCDIR([byteorder.h])
5 AC_CONFIG_HEADER(config.h)
10 AC_CANONICAL_TARGET([])
12 dnl Checks for programs.
18 RSYNC_VERSION=2.4.7pre2
19 AC_SUBST(RSYNC_VERSION)
20 AC_DEFINE_UNQUOTED(RSYNC_VERSION, ["$RSYNC_VERSION"], [rsync release version])
22 # compile with optimisation and without debugging by default, unless
23 # --debug is given. We must decide this before testing the compiler.
25 AC_MSG_CHECKING([whether to include debugging symbols])
27 AC_HELP_STRING([--enable-debug],
28 [including debugging symbols and features (default yes)]),
31 if test x"$enable_debug" = x"no"
37 # leave CFLAGS alone; AC_PROG_CC will try to include -g if it can
38 AC_DEFINE(DEBUG, 1, [Define to turn on debugging code that may slow normal operation])
39 dnl CFLAGS=${CFLAGS-"-g"}
42 CFLAGS="$CFLAGS -DHAVE_CONFIG_H"
44 AC_ARG_WITH(included-popt,
45 [ --with-included-popt use bundled popt library, not from system])
47 AC_ARG_WITH(rsync-path,
48 [ --with-rsync-path=PATH set default --rsync-path to PATH (default: \"rsync\")],
49 [ RSYNC_PATH="$with_rsync_path" ],
50 [ RSYNC_PATH="rsync" ])
51 AC_DEFINE_UNQUOTED(RSYNC_PATH, "$RSYNC_PATH", [ ])
53 AC_CHECK_PROG(HAVE_REMSH, remsh, 1, 0)
54 AC_DEFINE_UNQUOTED(HAVE_REMSH, $HAVE_REMSH, [ ])
57 # arrgh. libc in the current debian stable screws up the largefile
58 # stuff, getting byte range locking wrong
59 AC_CACHE_CHECK([for broken largefile support],rsync_cv_HAVE_BROKEN_LARGEFILE,[
61 #define _FILE_OFFSET_BITS 64
64 #include <sys/types.h>
71 int fd = open("conftest.dat", O_CREAT|O_RDWR, 0600);
72 lock.l_type = F_WRLCK;
73 lock.l_whence = SEEK_SET;
78 fcntl(fd,F_SETLK,&lock);
81 exit(fcntl(fd,F_SETLK,&lock) == 0);
84 unlink("conftest.dat");
85 exit(WEXITSTATUS(status));
88 rsync_cv_HAVE_BROKEN_LARGEFILE=yes,rsync_cv_HAVE_BROKEN_LARGEFILE=no,rsync_cv_HAVE_BROKEN_LARGEFILE=cross)])
89 if test x"$rsync_cv_HAVE_BROKEN_LARGEFILE" != x"yes"; then
95 AC_DEFINE(ss_family, __ss_family, [KAME hack])
96 AC_DEFINE(ss_len, __ss_len, [KAME hack])
100 AC_HELP_STRING([--disable-ipv6], [do not try to support IPv6]))
101 AC_MSG_CHECKING([whether IPv6 is explicitly disabled])
102 if test "$xenable_ipv6" = xyes
115 if test "$ipv6" = "yes"; then
116 AC_MSG_CHECKING([ipv6 stack type])
117 for i in inria kame linux-glibc linux-inet6 toshiba v6d zeta; do
120 # http://www.kame.net/
122 #include <netinet/in.h>
123 #ifdef IPV6_INRIA_VERSION
127 AC_DEFINE(INET6, 1, [true if you have IPv6])
131 # http://www.kame.net/
133 #include <netinet/in.h>
138 AC_DEFINE(INET6, 1, [true if you have IPv6])])
141 # http://www.v6.linux.or.jp/
143 #include <features.h>
144 #if defined(__GLIBC__) && __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1
148 AC_DEFINE(INET6, 1, [true if you have IPv6])])
151 # http://www.v6.linux.or.jp/
152 if test -d /usr/inet6 -o -f /usr/inet6/lib/libinet6.a; then
155 ipv6libdir=/usr/inet6/lib
157 AC_DEFINE(INET6, 1, [true if you have IPv6])
158 CFLAGS="-I/usr/inet6/include $CFLAGS"
163 #include <sys/param.h>
164 #ifdef _TOSHIBA_INET6
169 ipv6libdir=/usr/local/v6/lib;
170 AC_DEFINE(INET6, 1, [true if you have IPv6])])
174 #include </usr/local/v6/include/sys/v6config.h>
180 ipv6libdir=/usr/local/v6/lib;
181 AC_DEFINE(INET6, 1, [true if you have IPv6])])
185 #include <sys/param.h>
186 #ifdef _ZETA_MINAMI_INET6
191 ipv6libdir=/usr/local/v6/lib;
192 AC_DEFINE(INET6, 1, [true if you have IPv6])])
195 if test "$ipv6type" != "unknown"; then
199 AC_MSG_RESULT($ipv6type)
202 if test "$ipv6" = "yes" -a -f /usr/local/v6/lib/libinet6.a; then
203 ac_inet6_LDFLAGS="inet6"
204 ipv6libdir=/usr/local/v6/lib
205 LDFLAGS="$LDFLAGS -L/usr/local/v6/lib"
206 AC_CHECK_LIB(inet6, getaddrinfo, , ipv6lib="$ac_inet6_LDFLAGS")
209 if test "$ipv6" = "yes" -a -f /usr/lib/libinet6.a; then
210 ac_inet6_LDFLAGS="inet6"
211 AC_CHECK_LIB(inet6, getaddrinfo, , ipv6lib="$ac_inet6_LDFLAGS")
214 if test "$ipv6" = "yes" -a "$ipv6lib" != "none"; then
215 if test -d $ipv6libdir -a -f $ipv6libdir/lib$ipv6lib.a; then
216 LIBS="-L$ipv6libdir -l$ipv6lib $LIBS"
217 echo "You have $ipv6lib library, using it"
219 if test "$ipv6trylibc" = "yes"; then
220 echo "You do not have $ipv6lib library, using libc"
222 echo 'Fatal: no $ipv6lib library found. cannot continue.'
223 echo "You need to fetch lib$ipv6lib.a from appropriate"
224 echo 'ipv6 kit and compile beforehand.'
231 AC_MSG_CHECKING(getaddrinfo bug)
233 #include <sys/types.h>
236 #include <sys/socket.h>
237 #include <netinet/in.h>
241 int passive, gaierr, inet4 = 0, inet6 = 0;
242 struct addrinfo hints, *ai, *aitop;
243 char straddr[INET6_ADDRSTRLEN], strport[16];
245 for (passive = 0; passive <= 1; passive++) {
246 memset(&hints, 0, sizeof(hints));
247 hints.ai_family = AF_UNSPEC;
248 hints.ai_flags = passive ? AI_PASSIVE : 0;
249 hints.ai_socktype = SOCK_STREAM;
250 if ((gaierr = getaddrinfo(NULL, "54321", &hints, &aitop)) != 0) {
251 (void)gai_strerror(gaierr);
254 for (ai = aitop; ai; ai = ai->ai_next) {
255 if (ai->ai_addr == NULL ||
256 ai->ai_addrlen == 0 ||
257 getnameinfo(ai->ai_addr, ai->ai_addrlen,
258 straddr, sizeof(straddr), strport, sizeof(strport),
259 NI_NUMERICHOST|NI_NUMERICSERV) != 0) {
262 switch (ai->ai_family) {
264 if (strcmp(strport, "54321") != 0) {
268 if (strcmp(straddr, "0.0.0.0") != 0) {
272 if (strcmp(straddr, "127.0.0.1") != 0) {
279 if (strcmp(strport, "54321") != 0) {
283 if (strcmp(straddr, "::") != 0) {
287 if (strcmp(straddr, "::1") != 0) {
297 /* another family support? */
303 if (!(inet4 == 0 || inet4 == 2))
305 if (!(inet6 == 0 || inet6 == 2))
321 buggygetaddrinfo=yes,
323 buggygetaddrinfo=yes)
325 if test "$buggygetaddrinfo" = "yes"; then
326 if test "$ipv6" = "yes" -a "$ipv6type" != "linux"; then
327 echo 'Fatal: You must get working getaddrinfo() function.'
328 echo ' or you can specify "--disable-ipv6"'.
330 elif test "$ipv6type" = "linux"; then
331 echo 'Warning: getaddrinfo() implementation on your system seems be buggy.'
332 echo ' Better upgreade your system library to newest version'
333 echo ' of GNU C library (aka glibc).'
336 AC_REPLACE_FUNCS(getaddrinfo getnameinfo)
338 AC_CHECK_MEMBER([struct sockaddr.sa_len],
339 [ AC_DEFINE(HAVE_SOCKADDR_LEN) ],
342 #include <sys/types.h>
343 #include <sys/socket.h>
350 AC_CHECK_HEADERS(sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h unistd.h utime.h grp.h)
351 AC_CHECK_HEADERS(compat.h sys/param.h ctype.h sys/wait.h sys/ioctl.h)
352 AC_CHECK_HEADERS(sys/filio.h string.h stdlib.h sys/socket.h sys/mode.h)
353 AC_CHECK_HEADERS(glob.h alloca.h mcheck.h)
356 AC_CHECK_SIZEOF(long)
357 AC_CHECK_SIZEOF(short)
368 AC_CHECK_MEMBERS([struct stat.st_rdev])
370 AC_CHECK_TYPE([ino_t], [unsigned])
373 AC_CACHE_CHECK([for errno in errno.h],rsync_cv_errno, [
374 AC_TRY_COMPILE([#include <errno.h>],[int i = errno],
375 rsync_cv_errno=yes,rsync_cv_have_errno_decl=no)])
376 if test x"$rsync_cv_errno" = x"yes"; then
377 AC_DEFINE(HAVE_ERRNO_DECL, 1, [ ])
380 # The following test taken from the cvs sources
381 # If we can't find connect, try looking in -lsocket, -lnsl, and -linet.
382 # These need checks to be before checks for any other functions that
383 # might be in the same libraries.
384 # The Irix 5 libc.so has connect and gethostbyname, but Irix 5 also has
385 # libsocket.so which has a bad implementation of gethostbyname (it
386 # only looks in /etc/hosts), so we only look for -lsocket if we need
388 AC_CHECK_FUNCS(connect)
389 if test x"$ac_cv_func_connect" = x"no"; then
392 *) AC_CHECK_LIB(nsl_s, printf) ;;
396 *) AC_CHECK_LIB(nsl, printf) ;;
400 *) AC_CHECK_LIB(socket, connect) ;;
404 *) AC_CHECK_LIB(inet, connect) ;;
406 dnl We can't just call AC_CHECK_FUNCS(connect) here, because the value
408 if test x"$ac_cv_lib_socket_connect" = x"yes" ||
409 test x"$ac_cv_lib_inet_connect" = x"yes"; then
410 # ac_cv_func_connect=yes
411 # don't! it would cause AC_CHECK_FUNC to succeed next time configure is run
412 AC_DEFINE(HAVE_CONNECT, 1, [ ])
417 # if we can't find strcasecmp, look in -lresolv (for Unixware at least)
419 AC_CHECK_FUNCS(strcasecmp)
420 if test x"$ac_cv_func_strcasecmp" = x"no"; then
421 AC_CHECK_LIB(resolv, strcasecmp)
426 AC_CHECK_FUNCS(waitpid wait4 getcwd strdup strerror chown chmod mknod)
427 AC_CHECK_FUNCS(fchmod fstat strchr readlink link utime utimes strftime)
428 AC_CHECK_FUNCS(memmove lchown vsnprintf snprintf asprintf setsid glob strpbrk)
429 AC_CHECK_FUNCS(strlcat strlcpy mtrace)
431 AC_CACHE_CHECK([for working socketpair],rsync_cv_HAVE_SOCKETPAIR,[
432 AC_TRY_RUN([#include <sys/types.h>
433 #include <sys/socket.h>
436 exit((socketpair(AF_UNIX, SOCK_STREAM, 0, fd) != -1) ? 0 : 1);
438 rsync_cv_HAVE_SOCKETPAIR=yes,rsync_cv_HAVE_SOCKETPAIR=no,rsync_cv_HAVE_SOCKETPAIR=cross)])
439 if test x"$rsync_cv_HAVE_SOCKETPAIR" = x"yes"; then
440 AC_DEFINE(HAVE_SOCKETPAIR, 1, [ ])
443 AC_CACHE_CHECK([for working fnmatch],rsync_cv_HAVE_FNMATCH,[
444 AC_TRY_RUN([#include <fnmatch.h>
445 main() { exit((fnmatch("*.o", "x.o", FNM_PATHNAME) == 0 &&
446 fnmatch("a/b/*", "a/b/c/d", FNM_PATHNAME) != 0) ? 0: 1); }],
447 rsync_cv_HAVE_FNMATCH=yes,rsync_cv_HAVE_FNMATCH=no,rsync_cv_HAVE_FNMATCH=cross)])
448 if test x"$rsync_cv_HAVE_FNMATCH" = x"yes"; then
449 AC_DEFINE(HAVE_FNMATCH, 1, [ ])
452 if test x"$with_included_popt" != x"yes"
454 AC_CHECK_LIB(popt, poptGetContext, , [with_included_popt=yes])
457 AC_MSG_CHECKING([whether to use included libpopt])
458 if test x"$with_included_popt" = x"yes"
460 AC_MSG_RESULT($srcdir/popt)
461 BUILD_POPT='$(popt_OBJS)'
462 CFLAGS="$CFLAGS -I$srcdir/popt"
467 AC_CACHE_CHECK([for long long],rsync_cv_HAVE_LONGLONG,[
468 AC_TRY_RUN([#include <stdio.h>
469 main() { long long x = 1000000; x *= x; exit(((x/1000000) == 1000000)? 0: 1); }],
470 rsync_cv_HAVE_LONGLONG=yes,rsync_cv_HAVE_LONGLONG=no,rsync_cv_HAVE_LONGLONG=cross)])
471 if test x"$rsync_cv_HAVE_LONGLONG" = x"yes"; then
472 AC_DEFINE(HAVE_LONGLONG, 1, [ ])
475 AC_CACHE_CHECK([for off64_t],rsync_cv_HAVE_OFF64_T,[
476 AC_TRY_RUN([#include <stdio.h>
477 #include <sys/stat.h>
478 main() { struct stat64 st; off64_t s; if (sizeof(off_t) == sizeof(off64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
479 rsync_cv_HAVE_OFF64_T=yes,rsync_cv_HAVE_OFF64_T=no,rsync_cv_HAVE_OFF64_T=cross)])
480 if test x"$rsync_cv_HAVE_OFF64_T" = x"yes"; then
481 AC_DEFINE(HAVE_OFF64_T, 1, [ ])
484 AC_CACHE_CHECK([for short ino_t],rsync_cv_HAVE_SHORT_INO_T,[
485 AC_TRY_RUN([#include <stdio.h>
486 #include <sys/types.h>
487 #include <sys/stat.h>
488 main() { if (sizeof(ino_t) < sizeof(unsigned int)) return 0; return 1; }],
489 rsync_cv_HAVE_SHORT_INO_T=yes,rsync_cv_HAVE_SHORT_INO_T=no,rsync_cv_HAVE_SHORT_INO_T=cross)])
490 if test x"$rsync_cv_HAVE_SHORT_INO_T" = x"yes"; then
491 AC_DEFINE(HAVE_SHORT_INO_T, 1, [ ])
494 AC_CACHE_CHECK([for unsigned char],rsync_cv_HAVE_UNSIGNED_CHAR,[
495 AC_TRY_RUN([#include <stdio.h>
496 main() { char c; c=250; exit((c > 0)?0:1); }],
497 rsync_cv_HAVE_UNSIGNED_CHAR=yes,rsync_cv_HAVE_UNSIGNED_CHAR=no,rsync_cv_HAVE_UNSIGNED_CHAR=cross)])
498 if test x"$rsync_cv_HAVE_UNSIGNED_CHAR" = x"yes"; then
499 AC_DEFINE(HAVE_UNSIGNED_CHAR, 1, [ ])
502 AC_CACHE_CHECK([for broken readdir],rsync_cv_HAVE_BROKEN_READDIR,[
503 AC_TRY_RUN([#include <sys/types.h>
505 main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
506 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
507 di->d_name[0] == 0) exit(0); exit(1);} ],
508 rsync_cv_HAVE_BROKEN_READDIR=yes,rsync_cv_HAVE_BROKEN_READDIR=no,rsync_cv_HAVE_BROKEN_READDIR=cross)])
509 if test x"$rsync_cv_HAVE_BROKEN_READDIR" = x"yes"; then
510 AC_DEFINE(HAVE_BROKEN_READDIR, 1, [ ])
513 AC_CACHE_CHECK([for utimbuf],rsync_cv_HAVE_UTIMBUF,[
514 AC_TRY_COMPILE([#include <sys/types.h>
516 [struct utimbuf tbuf; tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
517 rsync_cv_HAVE_UTIMBUF=yes,rsync_cv_HAVE_UTIMBUF=no,rsync_cv_HAVE_UTIMBUF=cross)])
518 if test x"$rsync_cv_HAVE_UTIMBUF" = x"yes"; then
519 AC_DEFINE(HAVE_UTIMBUF, 1, [ ])
522 AC_CACHE_CHECK([if gettimeofday takes tz argument],rsync_cv_HAVE_GETTIMEOFDAY_TZ,[
524 #include <sys/time.h>
526 main() { struct timeval tv; exit(gettimeofday(&tv, NULL));}],
527 rsync_cv_HAVE_GETTIMEOFDAY_TZ=yes,rsync_cv_HAVE_GETTIMEOFDAY_TZ=no,rsync_cv_HAVE_GETTIMEOFDAY_TZ=cross)])
528 if test x"$rsync_cv_HAVE_GETTIMEOFDAY_TZ" = x"yes"; then
529 AC_DEFINE(HAVE_GETTIMEOFDAY_TZ, 1, [ ])
532 AC_CACHE_CHECK([for C99 vsnprintf],rsync_cv_HAVE_C99_VSNPRINTF,[
534 #include <sys/types.h>
536 void foo(const char *format, ...) {
541 va_start(ap, format);
542 len = vsnprintf(0, 0, format, ap);
544 if (len != 5) exit(1);
546 if (snprintf(buf, 3, "hello") != 5 || strcmp(buf, "he") != 0) exit(1);
550 main() { foo("hello"); }
552 rsync_cv_HAVE_C99_VSNPRINTF=yes,rsync_cv_HAVE_C99_VSNPRINTF=no,rsync_cv_HAVE_C99_VSNPRINTF=cross)])
553 if test x"$rsync_cv_HAVE_C99_VSNPRINTF" = x"yes"; then
554 AC_DEFINE(HAVE_C99_VSNPRINTF, 1, [ ])
558 AC_CACHE_CHECK([for secure mkstemp],rsync_cv_HAVE_SECURE_MKSTEMP,[
559 AC_TRY_RUN([#include <stdlib.h>
560 #include <sys/types.h>
561 #include <sys/stat.h>
565 char tpl[20]="/tmp/test.XXXXXX";
566 int fd = mkstemp(tpl);
567 if (fd == -1) exit(1);
569 if (fstat(fd, &st) != 0) exit(1);
570 if ((st.st_mode & 0777) != 0600) exit(1);
573 rsync_cv_HAVE_SECURE_MKSTEMP=yes,
574 rsync_cv_HAVE_SECURE_MKSTEMP=no,
575 rsync_cv_HAVE_SECURE_MKSTEMP=cross)])
576 if test x"$rsync_cv_HAVE_SECURE_MKSTEMP" = x"yes"; then
577 AC_DEFINE(HAVE_SECURE_MKSTEMP, 1, [ ])
581 AC_CACHE_CHECK([for broken inet_ntoa],rsync_cv_REPLACE_INET_NTOA,[
584 #include <sys/types.h>
585 #include <netinet/in.h>
586 #include <arpa/inet.h>
587 main() { struct in_addr ip; ip.s_addr = 0x12345678;
588 if (strcmp(inet_ntoa(ip),"18.52.86.120") &&
589 strcmp(inet_ntoa(ip),"120.86.52.18")) { exit(1); }
591 rsync_cv_REPLACE_INET_NTOA=no,rsync_cv_REPLACE_INET_NTOA=yes,rsync_cv_REPLACE_INET_NTOA=cross)])
592 if test x"$rsync_cv_REPLACE_INET_NTOA" = x"yes"; then
593 AC_DEFINE(REPLACE_INET_NTOA, 1, [ ])
597 AC_CACHE_CHECK([for broken inet_aton],rsync_cv_REPLACE_INET_ATON,[
600 #include <sys/types.h>
601 #include <netinet/in.h>
602 #include <arpa/inet.h>
603 main() { struct in_addr ip;
604 if (inet_aton("example", &ip) == 0) exit(0); exit(1);}],
605 rsync_cv_REPLACE_INET_ATON=no,rsync_cv_REPLACE_INET_ATON=yes,rsync_cv_REPLACE_INET_ATON=cross)])
606 if test x"$rsync_cv_REPLACE_INET_ATON" = x"yes"; then
607 AC_DEFINE(REPLACE_INET_ATON, 1, [ ])
611 # The following test was mostly taken from the tcl/tk plus patches
613 AC_CACHE_CHECK([whether -c -o works],rsync_cv_DASHC_WORKS_WITH_DASHO,[
615 cat > conftest.$ac_ext <<EOF
616 int main() { return 0; }
618 ${CC-cc} -c -o conftest..o conftest.$ac_ext
619 if test -f conftest..o; then
620 rsync_cv_DASHC_WORKS_WITH_DASHO=yes
622 rsync_cv_DASHC_WORKS_WITH_DASHO=no
626 if test x"$rsync_cv_DASHC_WORKS_WITH_DASHO" = x"yes"; then
629 CC_SHOBJ_FLAG='-o $@'
631 OBJ_SAVE=' @b=`basename $@ .o`;rm -f $$b.o.sav;if test -f $$b.o; then mv $$b.o $$b.o.sav;fi;'
632 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'
637 AC_SUBST(OBJ_RESTORE)
638 AC_SUBST(CC_SHOBJ_FLAG)
641 AC_CONFIG_FILES([Makefile lib/dummy zlib/dummy popt/dummy shconfig])