1 dnl Process this file with autoconf to produce a configure script.
3 AC_INIT([rsync],[3.2.0],[http://rsync.samba.org/bugzilla.html])
5 AC_CONFIG_MACRO_DIR([m4])
6 AC_CONFIG_SRCDIR([byteorder.h])
7 AC_CONFIG_HEADER(config.h)
10 AC_SUBST(RSYNC_VERSION, $PACKAGE_VERSION)
11 AC_MSG_NOTICE([Configuring rsync $PACKAGE_VERSION])
13 AC_DEFINE_UNQUOTED(RSYNC_VERSION, ["$PACKAGE_VERSION"], [rsync release version])
19 dnl define the directory for replacement function since AC_LIBOBJ does not
20 dnl officially support subdirs and fails with automake
21 AC_CONFIG_LIBOBJ_DIR([lib])
23 # We must decide this before testing the compiler.
25 # Please allow this to default to yes, so that your users have more
26 # chance of getting a useful stack trace if problems occur.
28 AC_MSG_CHECKING([whether to include debugging symbols])
30 AS_HELP_STRING([--disable-debug],[disable debugging symbols and features]))
32 if test x"$enable_debug" = x"no"; then
37 dnl AC_DEFINE(DEBUG, 1, [Define to turn on debugging code that may slow normal operation])
38 # leave ac_cv_prog_cc_g alone; AC_PROG_CC will try to include -g if it can
41 dnl Checks for programs.
51 AC_PATH_PROG([PERL], [perl])
52 AC_PATH_PROG([PYTHON3], [python3])
54 AC_DEFINE([_GNU_SOURCE], 1,
55 [Define _GNU_SOURCE so that we get all necessary prototypes])
57 if test x"$ac_cv_prog_cc_stdc" = x"no"; then
58 AC_MSG_WARN([rsync requires an ANSI C compiler and you do not seem to have one])
61 AC_ARG_ENABLE(profile,
62 AS_HELP_STRING([--enable-profile],[turn on CPU profiling]))
63 if test x"$enable_profile" = x"yes"; then
67 AC_MSG_CHECKING([if md2man can create man pages])
68 if test x"$ac_cv_path_PYTHON3" = x; then
69 AC_MSG_RESULT(no - python3 not found)
72 md2man_out=`"$srcdir/md2man" --test "$srcdir/rsync-ssl.1.md" 2>&1`
83 AC_MSG_CHECKING([if we require man-page building])
84 AC_ARG_ENABLE([md2man],
85 AS_HELP_STRING([--disable-md2man],[disable md2man for man page creation]))
86 if test x"$enable_md2man" != x"no"; then
87 if test -f "$srcdir/rsync.1"; then
88 AC_MSG_RESULT(optional)
90 AC_MSG_RESULT(required)
91 if test x"$md2man_works" = x"no"; then
92 AC_MSG_ERROR(You need python3 and the cmarkgfm OR commonmark python3 lib in order to build man pages.
93 You can specify --disable-md2man if you want to skip building them.)
102 # Specifically, this turns on panic_action handling.
103 AC_ARG_ENABLE(maintainer-mode,
104 AS_HELP_STRING([--enable-maintainer-mode],[turn on extra debug features]))
105 if test x"$enable_maintainer_mode" = x"yes"; then
106 CFLAGS="$CFLAGS -DMAINTAINER_MODE"
109 # This is needed for our included version of popt. Kind of silly, but
110 # I don't want our version too far out of sync.
111 CFLAGS="$CFLAGS -DHAVE_CONFIG_H"
113 # If GCC, turn on warnings.
114 if test x"$GCC" = x"yes"; then
115 CFLAGS="$CFLAGS -Wall -W"
118 AC_ARG_WITH(included-popt,
119 AS_HELP_STRING([--with-included-popt],[use bundled popt library, not from system]))
121 AC_ARG_WITH(included-zlib,
122 AS_HELP_STRING([--with-included-zlib],[use bundled zlib library, not from system]))
124 AC_ARG_WITH(protected-args,
125 AS_HELP_STRING([--with-protected-args],[make --protected-args option the default]))
126 if test x"$with_protected_args" = x"yes"; then
127 AC_DEFINE_UNQUOTED(RSYNC_USE_PROTECTED_ARGS, 1, [Define to 1 if --protected-args should be the default])
130 AC_ARG_WITH(rsync-path,
131 AS_HELP_STRING([--with-rsync-path=PATH],[set default --rsync-path to PATH (default: rsync)]),
132 [ RSYNC_PATH="$with_rsync_path" ],
133 [ RSYNC_PATH="rsync" ])
135 AC_DEFINE_UNQUOTED(RSYNC_PATH, "$RSYNC_PATH", [location of rsync on remote machine])
137 AC_ARG_WITH(rsyncd-conf,
138 AS_HELP_STRING([--with-rsyncd-conf=PATH],[set configuration file for rsync server to PATH (default: /etc/rsyncd.conf)]),
139 [ if test ! -z "$with_rsyncd_conf" ; then
140 case $with_rsyncd_conf in
142 RSYNCD_SYSCONF="/etc/rsyncd.conf"
145 RSYNCD_SYSCONF="$with_rsyncd_conf"
148 AC_MSG_ERROR(You must specify an absolute path to --with-rsyncd-conf=PATH)
152 RSYNCD_SYSCONF="/etc/rsyncd.conf"
154 [ RSYNCD_SYSCONF="/etc/rsyncd.conf" ])
156 AC_DEFINE_UNQUOTED(RSYNCD_SYSCONF, "$RSYNCD_SYSCONF", [location of configuration file for rsync server])
159 AS_HELP_STRING([--with-rsh=CMD],[set remote shell command to CMD (default: ssh)]))
161 AC_CHECK_PROG(HAVE_REMSH, remsh, 1, 0)
162 if test x$HAVE_REMSH = x1; then
163 AC_DEFINE(HAVE_REMSH, 1, [Define to 1 if remote shell is remsh, not rsh])
166 if test x"$with_rsh" != x; then
167 RSYNC_RSH="$with_rsh"
171 AC_DEFINE_UNQUOTED(RSYNC_RSH, "$RSYNC_RSH", [default -e command])
173 # Some programs on solaris are only found in /usr/xpg4/bin (or work better than others versions).
174 AC_PATH_PROG(SHELL_PATH, sh, /bin/sh, [/usr/xpg4/bin$PATH_SEPARATOR$PATH])
175 AC_PATH_PROG(FAKEROOT_PATH, fakeroot, /usr/bin/fakeroot, [/usr/xpg4/bin$PATH_SEPARATOR$PATH])
177 AC_ARG_WITH(nobody-group,
178 AS_HELP_STRING([--with-nobody-group=GROUP],[set the default unprivileged group (default nobody or nogroup)]),
179 [ NOBODY_GROUP="$with_nobody_group" ])
181 if test x"$with_nobody_group" = x; then
182 AC_MSG_CHECKING([the group for user "nobody"])
183 if grep '^nobody:' /etc/group >/dev/null 2>&1; then
185 elif grep '^nogroup:' /etc/group >/dev/null 2>&1; then
188 NOBODY_GROUP=nobody # test for others?
190 AC_MSG_RESULT($NOBODY_GROUP)
193 AC_DEFINE_UNQUOTED(NOBODY_USER, "nobody", [unprivileged user--e.g. nobody])
194 AC_DEFINE_UNQUOTED(NOBODY_GROUP, "$NOBODY_GROUP", [unprivileged group for unprivileged user])
199 AC_MSG_CHECKING([whether to enable SIMD optimizations])
201 AS_HELP_STRING([--disable-simd],[disable SIMD optimizations (requires c++)]))
203 if test x"$enable_simd" != x"no"; then
204 # For x86-64 SIMD, g++ >=5 or clang++ >=7 is required
205 if test x"$build_cpu" = x"x86_64"; then
207 AC_RUN_IFELSE([AC_LANG_PROGRAM([[#include <stdio.h>
208 #include <immintrin.h>
209 __attribute__ ((target("default"))) int test_ssse3(int x) { return x; }
210 __attribute__ ((target("default"))) int test_sse2(int x) { return x; }
211 __attribute__ ((target("default"))) int test_avx2(int x) { return x; }
212 __attribute__ ((target("ssse3"))) int test_ssse3(int x) { return x; }
213 __attribute__ ((target("sse2"))) int test_sse2(int x) { return x; }
214 __attribute__ ((target("avx2"))) int test_avx2(int x) { return x; }
215 typedef long long __m128i_u __attribute__((__vector_size__(16), __may_alias__, __aligned__(1)));
216 typedef long long __m256i_u __attribute__((__vector_size__(32), __may_alias__, __aligned__(1)));
217 inline void more_testing(char* buf, int len)
220 for (i = 0; i < (len-32); i+=32) {
221 __m128i in8_1, in8_2;
222 in8_1 = _mm_lddqu_si128((__m128i_u*)&buf[i]);
223 in8_2 = _mm_lddqu_si128((__m128i_u*)&buf[i + 16]);
226 ]], [[if (test_ssse3(42) != 42 || test_sse2(42) != 42 || test_avx2(42) != 42) exit(1);]])],[CXX_OK=yes],[CXX_OK=no])
228 if test x"$CXX_OK" = x"yes"; then
229 # AC_MSG_RESULT() is called below.
231 elif test x"$enable_simd" = x"yes"; then
233 AC_MSG_ERROR(The SIMD compilation test failed.
234 Omit --enable-simd to continue without it.)
236 elif test x"$enable_simd" = x"yes"; then
237 AC_MSG_RESULT(unavailable)
238 AC_MSG_ERROR(The SIMD optimizations are currently x86_64 only.
239 Omit --enable-simd to continue without it.)
243 if test x"$SIMD" != x""; then
244 SIMD=`echo "$SIMD" | sed 's/^ *//'`
245 AC_MSG_RESULT([yes ($SIMD)])
246 AC_DEFINE(HAVE_SIMD, 1, [Define to 1 to enable SIMD optimizations])
247 SIMD=`echo '$(SIMD_'"$SIMD)" | sed 's/ /) $(SIMD_/g'`
248 # We only use c++ for its target attribute dispatching, disable unneeded bulky features
249 CXXFLAGS="$CXXFLAGS -fno-exceptions -fno-rtti"
256 # arrgh. libc in some old debian version screwed up the largefile
257 # stuff, getting byte range locking wrong
258 AC_CACHE_CHECK([for broken largefile support],rsync_cv_HAVE_BROKEN_LARGEFILE,[
259 AC_RUN_IFELSE([AC_LANG_SOURCE([[
260 #define _FILE_OFFSET_BITS 64
263 #include <sys/types.h>
264 #include <sys/wait.h>
273 char tpl[32] = "/tmp/locktest.XXXXXX";
274 int fd = mkstemp(tpl);
276 strcpy(tpl, "conftest.dat");
277 fd = open(tpl, O_CREAT|O_RDWR, 0600);
280 lock.l_type = F_WRLCK;
281 lock.l_whence = SEEK_SET;
285 fcntl(fd,F_SETLK,&lock);
288 _exit(fcntl(fd,F_SETLK,&lock) == 0);
292 return WEXITSTATUS(status);
294 ]])],[rsync_cv_HAVE_BROKEN_LARGEFILE=yes],[rsync_cv_HAVE_BROKEN_LARGEFILE=no],[rsync_cv_HAVE_BROKEN_LARGEFILE=cross])])
295 if test x"$rsync_cv_HAVE_BROKEN_LARGEFILE" != x"yes"; then
304 AS_HELP_STRING([--disable-ipv6],[turn off IPv6 support]))
305 if test x"$enable_ipv6" != x"no"; then
306 AC_MSG_CHECKING([ipv6 stack type])
307 for i in inria kame linux-glibc linux-inet6 solaris toshiba v6d zeta cygwin; do
310 # http://www.kame.net/
312 #include <netinet/in.h>
313 #ifdef IPV6_INRIA_VERSION
317 AC_DEFINE(INET6, 1, [true if you have IPv6])
321 # http://www.kame.net/
323 #include <netinet/in.h>
328 AC_DEFINE(INET6, 1, [true if you have IPv6])])
331 # http://www.v6.linux.or.jp/
333 #include <features.h>
334 #if defined(__GLIBC__) && __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1
338 AC_DEFINE(INET6, 1, [true if you have IPv6])])
341 # http://www.v6.linux.or.jp/
342 if test -d /usr/inet6 -o -f /usr/inet6/lib/libinet6.a; then
345 ipv6libdir=/usr/inet6/lib
347 AC_DEFINE(INET6, 1, [true if you have IPv6])
348 CFLAGS="-I/usr/inet6/include $CFLAGS"
354 #include <netinet/ip6.h>
359 AC_DEFINE(INET6, 1, [true if you have IPv6])])
363 #include <sys/param.h>
364 #ifdef _TOSHIBA_INET6
369 ipv6libdir=/usr/local/v6/lib;
370 AC_DEFINE(INET6, 1, [true if you have IPv6])])
374 #include </usr/local/v6/include/sys/v6config.h>
380 ipv6libdir=/usr/local/v6/lib;
381 AC_DEFINE(INET6, 1, [true if you have IPv6])])
385 #include <sys/param.h>
386 #ifdef _ZETA_MINAMI_INET6
391 ipv6libdir=/usr/local/v6/lib;
392 AC_DEFINE(INET6, 1, [true if you have IPv6])])
396 #include <netinet/in.h>
401 AC_DEFINE(INET6, 1, [true if you have IPv6])])
404 if test "$ipv6type" != "unknown"; then
408 AC_MSG_RESULT($ipv6type)
410 AC_SEARCH_LIBS(getaddrinfo, inet6)
413 dnl Do you want to disable use of locale functions
414 AC_ARG_ENABLE([locale],
415 AS_HELP_STRING([--disable-locale],[disable locale features]))
416 AH_TEMPLATE([CONFIG_LOCALE],
417 [Undefine if you do not want locale features. By default this is defined.])
418 if test x"$enable_locale" != x"no"; then
419 AC_DEFINE(CONFIG_LOCALE)
422 AC_MSG_CHECKING([whether to call shutdown on all sockets])
424 *cygwin* ) AC_MSG_RESULT(yes)
425 AC_DEFINE(SHUTDOWN_ALL_SOCKETS, 1,
426 [Define to 1 if sockets need to be shutdown])
428 * ) AC_MSG_RESULT(no);;
435 AC_CHECK_HEADERS(sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h \
436 unistd.h utime.h grp.h compat.h sys/param.h ctype.h sys/wait.h \
437 sys/ioctl.h sys/filio.h string.h stdlib.h sys/socket.h sys/mode.h \
438 sys/un.h sys/attr.h mcheck.h arpa/inet.h arpa/nameser.h locale.h \
439 netdb.h malloc.h float.h limits.h iconv.h libcharset.h langinfo.h \
440 sys/acl.h acl/libacl.h attr/xattr.h sys/xattr.h sys/extattr.h \
441 popt.h popt/popt.h linux/falloc.h netinet/in_systm.h netinet/ip.h \
442 zlib.h xxhash.h openssl/md4.h openssl/md5.h zstd.h lz4.h)
443 AC_HEADER_MAJOR_FIXED
445 AC_MSG_CHECKING([whether to enable use of openssl crypto library])
446 AC_ARG_ENABLE([openssl],
447 AS_HELP_STRING([--disable-openssl],[disable openssl crypto library]))
448 AH_TEMPLATE([USE_OPENSSL],
449 [Undefine if you do not want to use openssl crypto library. By default this is defined.])
450 if test x"$enable_openssl" != x"no"; then
451 if test x"$ac_cv_header_openssl_md4_h" = x"yes" && test x"$ac_cv_header_openssl_md5_h" = x"yes"; then
453 AC_SEARCH_LIBS(MD5_Init, crypto,
454 [AC_DEFINE(USE_OPENSSL)],
455 [AC_MSG_ERROR(Failed to find MD5_Init function in openssl crypto lib.
456 Use --disable-openssl to continue without openssl crypto lib support.)])
459 AC_MSG_ERROR(Failed to find openssl/md4.h and openssl/md5.h for openssl crypto lib support.
460 Use --disable-openssl to continue without it.)
466 AC_MSG_CHECKING([whether to enable xxhash checksum support])
467 AC_ARG_ENABLE([xxhash],
468 AS_HELP_STRING([--disable-xxhash],[disable xxhash checksums]))
469 AH_TEMPLATE([SUPPORT_XXHASH],
470 [Undefine if you do not want xxhash checksums. By default this is defined.])
471 if test x"$enable_xxhash" != x"no"; then
472 if test x"$ac_cv_header_xxhash_h" = x"yes"; then
474 AC_SEARCH_LIBS(XXH64_createState, xxhash,
475 [AC_DEFINE(SUPPORT_XXHASH)],
476 [AC_MSG_ERROR(Failed to find XXH64_createState function in xxhash lib.
477 Use --disable-xxhash to continue without xxhash checksums.)])
480 AC_MSG_ERROR(Failed to find xxhash.h for xxhash checksum support.
481 Use --disable-xxhash to continue without it.)
487 AC_MSG_CHECKING([whether to enable zstd compression])
488 AC_ARG_ENABLE([zstd],
489 AC_HELP_STRING([--disable-zstd], [disable zstd compression]))
490 AH_TEMPLATE([SUPPORT_ZSTD],
491 [Undefine if you do not want zstd compression. By default this is defined.])
492 if test x"$enable_zstd" != x"no"; then
493 if test x"$ac_cv_header_zstd_h" = x"yes"; then
495 AC_SEARCH_LIBS(ZSTD_minCLevel, zstd,
496 [AC_DEFINE(SUPPORT_ZSTD)],
497 [AC_MSG_ERROR(Failed to find ZSTD_minCLevel function in zstd lib.
498 Use --disable-zstd to continue without zstd compression.)])
501 AC_MSG_ERROR(Failed to find zstd.h for zstd compression support.
502 Use --disable-zstd to continue without it.)
508 AC_MSG_CHECKING([whether to enable LZ4 compression])
510 AC_HELP_STRING([--disable-lz4], [disable LZ4 compression]))
511 AH_TEMPLATE([SUPPORT_LZ4],
512 [Undefine if you do not want LZ4 compression. By default this is defined.])
513 if test x"$enable_lz4" != x"no"; then
514 if test x"$ac_cv_header_lz4_h" = x"yes"; then
516 AC_SEARCH_LIBS(LZ4_compress_default, lz4,
517 [AC_DEFINE(SUPPORT_LZ4)],
518 [AC_MSG_ERROR(Failed to find LZ4_compress_default function in lz4 lib.
519 Use --disable-lz4 to continue without lz4 compression.)])
522 AC_MSG_ERROR(Failed to find lz4.h for lz4 compression support.
523 Use --disable-lz4 to continue without it.)
529 AC_CACHE_CHECK([if makedev takes 3 args],rsync_cv_MAKEDEV_TAKES_3_ARGS,[
530 AC_RUN_IFELSE([AC_LANG_SOURCE([[
531 #include <sys/types.h>
532 #ifdef MAJOR_IN_MKDEV
533 #include <sys/mkdev.h>
534 # if !defined makedev && (defined mkdev || defined _WIN32 || defined __WIN32__)
535 # define makedev mkdev
537 #elif defined MAJOR_IN_SYSMACROS
538 #include <sys/sysmacros.h>
543 dev_t dev = makedev(0, 5, 7);
544 if (major(dev) != 5 || minor(dev) != 7)
548 ]])],[rsync_cv_MAKEDEV_TAKES_3_ARGS=yes],[rsync_cv_MAKEDEV_TAKES_3_ARGS=no],[rsync_cv_MAKEDEV_TAKES_3_ARGS=no])])
549 if test x"$rsync_cv_MAKEDEV_TAKES_3_ARGS" = x"yes"; then
550 AC_DEFINE(MAKEDEV_TAKES_3_ARGS, 1, [Define to 1 if makedev() takes 3 args])
554 AC_CHECK_SIZEOF(long)
555 AC_CHECK_SIZEOF(long long)
556 AC_CHECK_SIZEOF(short)
557 AC_CHECK_SIZEOF(int16_t)
558 AC_CHECK_SIZEOF(uint16_t)
559 AC_CHECK_SIZEOF(int32_t)
560 AC_CHECK_SIZEOF(uint32_t)
561 AC_CHECK_SIZEOF(int64_t)
562 AC_CHECK_SIZEOF(off_t)
563 AC_CHECK_SIZEOF(off64_t)
564 AC_CHECK_SIZEOF(time_t)
565 AC_CHECK_SIZEOF(char*)
569 AC_TYPE_LONG_DOUBLE_WIDER
570 ac_cv_c_long_double=$ac_cv_type_long_double_wider
571 if test $ac_cv_c_long_double = yes; then
572 AC_DEFINE([HAVE_LONG_DOUBLE],[1],[Define to 1 if the type `long double' works and has more range or precision than `double'.])
576 AC_CHECK_TYPES([mode_t,off_t,size_t,pid_t,id_t])
578 AC_CHECK_MEMBERS([struct stat.st_rdev,
579 struct stat.st_mtimensec,
580 struct stat.st_mtimespec.tv_nsec,
581 struct stat.st_mtim.tv_nsec],,,[
582 #ifdef HAVE_SYS_TYPES_H
583 #include <sys/types.h>
585 #ifdef HAVE_SYS_STAT_H
586 #include <sys/stat.h>
594 AC_CACHE_CHECK([for errno in errno.h],rsync_cv_errno, [
595 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <errno.h>]], [[int i = errno]])],[rsync_cv_errno=yes],[rsync_cv_have_errno_decl=no])])
596 if test x"$rsync_cv_errno" = x"yes"; then
597 AC_DEFINE(HAVE_ERRNO_DECL, 1, [Define to 1 if errno is declared in errno.h])
600 # The following test taken from the cvs sources
601 # If we can't find connect, try looking in -lsocket, -lnsl, and -linet.
602 # These need checks to be before checks for any other functions that
603 # might be in the same libraries.
604 # The Irix 5 libc.so has connect and gethostbyname, but Irix 5 also has
605 # libsocket.so which has a bad implementation of gethostbyname (it
606 # only looks in /etc/hosts), so we only look for -lsocket if we need
608 AC_CHECK_FUNCS(connect)
609 if test x"$ac_cv_func_connect" = x"no"; then
612 *) AC_CHECK_LIB(nsl_s, printf) ;;
616 *) AC_CHECK_LIB(nsl, printf) ;;
620 *) AC_CHECK_LIB(socket, connect) ;;
624 *) AC_CHECK_LIB(inet, connect) ;;
626 dnl We can't just call AC_CHECK_FUNCS(connect) here, because the value
628 if test x"$ac_cv_lib_socket_connect" = x"yes" ||
629 test x"$ac_cv_lib_inet_connect" = x"yes"; then
630 # ac_cv_func_connect=yes
631 # don't! it would cause AC_CHECK_FUNC to succeed next time configure is run
632 AC_DEFINE(HAVE_CONNECT, 1, [Define to 1 if you have the "connect" function])
636 AC_SEARCH_LIBS(inet_ntop, resolv)
638 # For OS X, Solaris, HP-UX, etc.: figure out if -liconv is needed. We'll
639 # accept either iconv_open or libiconv_open, since some include files map
640 # the former to the latter.
641 AC_SEARCH_LIBS(iconv_open, iconv)
642 AC_SEARCH_LIBS(libiconv_open, iconv)
644 AC_MSG_CHECKING([for iconv declaration])
645 AC_CACHE_VAL(am_cv_proto_iconv, [
646 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
653 #if defined(__STDC__) || defined(__cplusplus)
654 size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
658 ]], [[]])],[am_cv_proto_iconv_arg1=""],[am_cv_proto_iconv_arg1="const"])
659 am_cv_proto_iconv="extern size_t iconv (iconv_t cd, $am_cv_proto_iconv_arg1 char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);"])
660 am_cv_proto_iconv=`echo "[$]am_cv_proto_iconv" | tr -s ' ' | sed 's/( /(/'`
661 AC_MSG_RESULT([$]{ac_t:-
662 }[$]am_cv_proto_iconv)
663 AC_DEFINE_UNQUOTED(ICONV_CONST, $am_cv_proto_iconv_arg1,
664 [Define as const if the declaration of iconv() needs const.])
666 dnl AC_MSG_NOTICE([Looking in libraries: $LIBS])
668 AC_REPLACE_FUNCS([inet_ntop inet_pton])
670 AC_HAVE_TYPE([struct addrinfo], [#include <netdb.h>])
671 AC_HAVE_TYPE([struct sockaddr_storage], [#include <sys/types.h>
672 #include <sys/socket.h>])
674 # Irix 6.5 has getaddrinfo but not the corresponding defines, so use
675 # builtin getaddrinfo if one of the defines don't exist
676 AC_CACHE_CHECK([whether defines needed by getaddrinfo exist],
677 rsync_cv_HAVE_GETADDR_DEFINES,[
679 #include <sys/types.h>
680 #include <sys/socket.h>
685 rsync_cv_HAVE_GETADDR_DEFINES=yes,
686 rsync_cv_HAVE_GETADDR_DEFINES=no)])
687 AS_IF([test x"$rsync_cv_HAVE_GETADDR_DEFINES" = x"yes" -a x"$ac_cv_type_struct_addrinfo" = x"yes"],[
688 # Tru64 UNIX has getaddrinfo() but has it renamed in libc as
689 # something else so we must include <netdb.h> to get the
691 AC_CHECK_FUNCS(getaddrinfo, ,
692 [AC_MSG_CHECKING([for getaddrinfo by including <netdb.h>])
693 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
694 #include <sys/socket.h>
695 #include <netdb.h>]], [[getaddrinfo(NULL, NULL, NULL, NULL);]])],[AC_MSG_RESULT([yes])
696 AC_DEFINE(HAVE_GETADDRINFO, 1,
697 [Define to 1 if you have the "getaddrinfo" function and required types.])],[AC_MSG_RESULT([no])
698 AC_LIBOBJ([getaddrinfo])])])
699 ],[AC_LIBOBJ([getaddrinfo])])
701 AC_CHECK_MEMBER([struct sockaddr.sa_len],
702 [ AC_DEFINE(HAVE_SOCKADDR_LEN, 1, [Do we have sockaddr.sa_len?]) ],
705 #include <sys/types.h>
706 #include <sys/socket.h>
709 AC_CHECK_MEMBER([struct sockaddr_in.sin_len],
710 [ AC_DEFINE(HAVE_SOCKADDR_IN_LEN, 1, [Do we have sockaddr_in.sin_len?]) ],
713 #include <sys/types.h>
714 #include <sys/socket.h>
715 #include <netinet/in.h>
718 AC_CHECK_MEMBER([struct sockaddr_un.sun_len],
719 [ AC_DEFINE(HAVE_SOCKADDR_UN_LEN, 1, [Do we have sockaddr_un.sun_len?]) ],
722 #include <sys/types.h>
723 #include <sys/socket.h>
724 #include <netinet/in.h>
727 AC_CHECK_MEMBER([struct sockaddr_in6.sin6_scope_id],
728 [ AC_DEFINE(HAVE_SOCKADDR_IN6_SCOPE_ID, 1, [Do we have sockaddr_in6.sin6_scope_id?]) ],
731 #include <sys/types.h>
732 #include <sys/socket.h>
733 #include <netinet/in.h>
736 AC_HAVE_TYPE([struct stat64], [#include <stdio.h>
738 # include <sys/types.h>
741 # include <sys/stat.h>
753 # if we can't find strcasecmp, look in -lresolv (for Unixware at least)
755 AC_CHECK_FUNCS(strcasecmp)
756 if test x"$ac_cv_func_strcasecmp" = x"no"; then
757 AC_CHECK_LIB(resolv, strcasecmp)
760 AC_CHECK_FUNCS(aclsort)
761 if test x"$ac_cv_func_aclsort" = x"no"; then
762 AC_CHECK_LIB(sec, aclsort)
765 dnl At the moment we don't test for a broken memcmp(), because all we
766 dnl need to do is test for equality, not comparison, and it seems that
767 dnl every platform has a memcmp that can do at least that.
772 AC_CHECK_FUNCS(waitpid wait4 getcwd strdup chown chmod lchmod mknod mkfifo \
773 fchmod fstat ftruncate strchr readlink link utime utimes lutimes strftime \
774 chflags getattrlist \
775 memmove lchown vsnprintf snprintf vasprintf asprintf setsid strpbrk \
776 strlcat strlcpy strtol mallinfo getgroups setgroups geteuid getegid \
777 setlocale setmode open64 lseek64 mkstemp64 mtrace va_copy __va_copy \
778 seteuid strerror putenv iconv_open locale_charset nl_langinfo getxattr \
779 extattr_get_link sigaction sigprocmask setattrlist getgrouplist \
780 initgroups utimensat posix_fallocate attropen setvbuf nanosleep usleep)
782 dnl cygwin iconv.h defines iconv_open as libiconv_open
783 if test x"$ac_cv_func_iconv_open" != x"yes"; then
784 AC_CHECK_FUNC(libiconv_open, [ac_cv_func_iconv_open=yes; AC_DEFINE(HAVE_ICONV_OPEN, 1)])
787 dnl Preallocation stuff (also fallocate, posix_fallocate function tests above):
789 AC_CACHE_CHECK([for useable fallocate],rsync_cv_have_fallocate,[
790 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <fcntl.h>
791 #include <sys/types.h>]], [[fallocate(0, 0, 0, 0);]])],[rsync_cv_have_fallocate=yes],[rsync_cv_have_fallocate=no])])
792 if test x"$rsync_cv_have_fallocate" = x"yes"; then
793 AC_DEFINE(HAVE_FALLOCATE, 1, [Define to 1 if you have the fallocate function and it compiles and links without error])
796 AC_MSG_CHECKING([for FALLOC_FL_PUNCH_HOLE])
797 AC_PREPROC_IFELSE([AC_LANG_SOURCE([[
798 #define _GNU_SOURCE 1
799 #include <linux/falloc.h>
800 #ifndef FALLOC_FL_PUNCH_HOLE
801 #error FALLOC_FL_PUNCH_HOLE is missing
805 AC_DEFINE([HAVE_FALLOC_FL_PUNCH_HOLE], [1], [Define if FALLOC_FL_PUNCH_HOLE is available.])
811 AC_MSG_CHECKING([for FALLOC_FL_ZERO_RANGE])
812 AC_PREPROC_IFELSE([AC_LANG_SOURCE([[
813 #define _GNU_SOURCE 1
814 #include <linux/falloc.h>
815 #ifndef FALLOC_FL_ZERO_RANGE
816 #error FALLOC_FL_ZERO_RANGE is missing
820 AC_DEFINE([HAVE_FALLOC_FL_ZERO_RANGE], [1], [Define if FALLOC_FL_ZERO_RANGE is available.])
826 AC_CACHE_CHECK([for SYS_fallocate],rsync_cv_have_sys_fallocate,[
827 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/syscall.h>
829 #include <sys/types.h>]], [[syscall(SYS_fallocate, 0, 0, (loff_t)0, (loff_t)0);]])],[rsync_cv_have_sys_fallocate=yes],[rsync_cv_have_sys_fallocate=no])])
830 if test x"$rsync_cv_have_sys_fallocate" = x"yes"; then
831 AC_DEFINE(HAVE_SYS_FALLOCATE, 1, [Define to 1 if you have the SYS_fallocate syscall number])
834 if test x"$ac_cv_func_posix_fallocate" = x"yes"; then
835 AC_MSG_CHECKING([whether posix_fallocate is efficient])
839 AC_DEFINE(HAVE_EFFICIENT_POSIX_FALLOCATE, 1,
840 [Define if posix_fallocate is efficient (Cygwin)])
848 dnl End of preallocation stuff
850 AC_CHECK_FUNCS(getpgrp tcgetpgrp)
851 if test $ac_cv_func_getpgrp = yes; then
855 AC_ARG_ENABLE(iconv-open,
856 AS_HELP_STRING([--disable-iconv-open],[disable all use of iconv_open() function]),
857 [], [enable_iconv_open=$ac_cv_func_iconv_open])
859 if test x"$enable_iconv_open" != x"no"; then
860 AC_DEFINE(USE_ICONV_OPEN, 1, [Define to 1 if you want rsync to make use of iconv_open()])
864 AS_HELP_STRING([--disable-iconv],[disable rsync's --iconv option]),
865 [], [enable_iconv=$enable_iconv_open])
866 AH_TEMPLATE([ICONV_OPTION],
867 [Define if you want the --iconv option. Specifying a value will set the
868 default iconv setting (a NULL means no --iconv processing by default).])
869 if test x"$enable_iconv" != x"no"; then
870 if test x"$enable_iconv" = x"yes"; then
871 AC_DEFINE(ICONV_OPTION, NULL)
873 AC_DEFINE_UNQUOTED(ICONV_OPTION, "$enable_iconv")
875 AC_DEFINE(UTF8_CHARSET, "UTF-8", [String to pass to iconv() for the UTF-8 charset.])
878 AC_CACHE_CHECK([whether chown() modifies symlinks],rsync_cv_chown_modifies_symlink,[
879 AC_RUN_IFELSE([AC_LANG_SOURCE([[
886 char const *dangling_symlink = "conftest.dangle";
887 unlink(dangling_symlink);
888 if (symlink("conftest.no-such", dangling_symlink) < 0) abort();
889 if (chown(dangling_symlink, getuid(), getgid()) < 0 && errno == ENOENT) return 1;
891 }]])],[rsync_cv_chown_modifies_symlink=yes],[rsync_cv_chown_modifies_symlink=no],[rsync_cv_chown_modifies_symlink=no])])
892 if test $rsync_cv_chown_modifies_symlink = yes; then
893 AC_DEFINE(CHOWN_MODIFIES_SYMLINK, 1, [Define to 1 if chown modifies symlinks.])
896 AC_CACHE_CHECK([whether link() can hard-link symlinks],rsync_cv_can_hardlink_symlink,[
897 AC_RUN_IFELSE([AC_LANG_SOURCE([[
903 #define FILENAME "conftest.dangle"
906 if (symlink("conftest.no-such", FILENAME) < 0) abort();
907 unlink(FILENAME "2");
908 if (link(FILENAME, FILENAME "2") < 0) return 1;
910 }]])],[rsync_cv_can_hardlink_symlink=yes],[rsync_cv_can_hardlink_symlink=no],[rsync_cv_can_hardlink_symlink=no])])
911 if test $rsync_cv_can_hardlink_symlink = yes; then
912 AC_DEFINE(CAN_HARDLINK_SYMLINK, 1, [Define to 1 if link() can hard-link symlinks.])
915 AC_CACHE_CHECK([whether link() can hard-link special files],rsync_cv_can_hardlink_special,[
916 AC_RUN_IFELSE([AC_LANG_SOURCE([[
920 #ifdef HAVE_SYS_STAT_H
921 #include <sys/stat.h>
925 #define FILENAME "conftest.fifi"
928 if (mkfifo(FILENAME, 0777) < 0) abort();
929 unlink(FILENAME "2");
930 if (link(FILENAME, FILENAME "2") < 0) return 1;
932 }]])],[rsync_cv_can_hardlink_special=yes],[rsync_cv_can_hardlink_special=no],[rsync_cv_can_hardlink_special=no])])
933 if test $rsync_cv_can_hardlink_special = yes; then
934 AC_DEFINE(CAN_HARDLINK_SPECIAL, 1, [Define to 1 if link() can hard-link special files.])
937 AC_CACHE_CHECK([for working socketpair],rsync_cv_HAVE_SOCKETPAIR,[
938 AC_RUN_IFELSE([AC_LANG_SOURCE([[
939 #include <sys/types.h>
940 #include <sys/socket.h>
944 return (socketpair(AF_UNIX, SOCK_STREAM, 0, fd) != -1) ? 0 : 1;
945 }]])],[rsync_cv_HAVE_SOCKETPAIR=yes],[rsync_cv_HAVE_SOCKETPAIR=no],[rsync_cv_HAVE_SOCKETPAIR=cross])])
946 if test x"$rsync_cv_HAVE_SOCKETPAIR" = x"yes"; then
947 AC_DEFINE(HAVE_SOCKETPAIR, 1, [Define to 1 if you have the "socketpair" function])
950 AC_REPLACE_FUNCS([getpass])
952 if test x"$with_included_popt" != x"yes"; then
953 AC_CHECK_LIB(popt, poptGetContext, , [with_included_popt=yes])
955 if test x"$ac_cv_header_popt_popt_h" = x"yes"; then
956 # If the system has /usr/include/popt/popt.h, we enable the
957 # included popt because an attempt to "#include <popt/popt.h>"
958 # would use our included header file anyway (due to -I.), and
959 # might conflict with the system popt.
960 with_included_popt=yes
961 elif test x"$ac_cv_header_popt_h" != x"yes"; then
962 with_included_popt=yes
965 AC_MSG_CHECKING([whether to use included libpopt])
966 if test x"$with_included_popt" = x"yes"; then
967 AC_MSG_RESULT($srcdir/popt)
968 BUILD_POPT='$(popt_OBJS)'
969 CFLAGS="-I$srcdir/popt $CFLAGS"
970 if test x"$ALLOCA" != x
972 # this can be removed when/if we add an included alloca.c;
973 # see autoconf documentation on AC_FUNC_ALLOCA
974 AC_MSG_WARN([included libpopt will use malloc, not alloca (which wastes a small amount of memory)])
980 # We default to using our zlib unless --with-included-zlib=no is given.
981 if test x"$with_included_zlib" != x"no"; then
982 with_included_zlib=yes
983 elif test x"$ac_cv_header_zlib_h" != x"yes"; then
984 with_included_zlib=yes
986 if test x"$with_included_zlib" != x"yes"; then
987 AC_CHECK_LIB(z, deflateParams, , [with_included_zlib=yes])
990 AC_MSG_CHECKING([whether to use included zlib])
991 if test x"$with_included_zlib" = x"yes"; then
992 AC_MSG_RESULT($srcdir/zlib)
993 BUILD_ZLIB='$(zlib_OBJS)'
994 CFLAGS="-I$srcdir/zlib $CFLAGS"
996 AC_DEFINE(EXTERNAL_ZLIB, 1, [Define to 1 if using external zlib])
1000 AC_CACHE_CHECK([for unsigned char],rsync_cv_SIGNED_CHAR_OK,[
1001 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[signed char *s = ""]])],[rsync_cv_SIGNED_CHAR_OK=yes],[rsync_cv_SIGNED_CHAR_OK=no])])
1002 if test x"$rsync_cv_SIGNED_CHAR_OK" = x"yes"; then
1003 AC_DEFINE(SIGNED_CHAR_OK, 1, [Define to 1 if "signed char" is a valid type])
1006 AC_CACHE_CHECK([for broken readdir],rsync_cv_HAVE_BROKEN_READDIR,[
1007 AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <sys/types.h>
1009 int main(void) { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
1010 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
1011 di->d_name[0] == 0) return 0; return 1;} ]])],[rsync_cv_HAVE_BROKEN_READDIR=yes],[rsync_cv_HAVE_BROKEN_READDIR=no],[rsync_cv_HAVE_BROKEN_READDIR=cross])])
1012 if test x"$rsync_cv_HAVE_BROKEN_READDIR" = x"yes"; then
1013 AC_DEFINE(HAVE_BROKEN_READDIR, 1, [Define to 1 if readdir() is broken])
1016 AC_CACHE_CHECK([for utimbuf],rsync_cv_HAVE_STRUCT_UTIMBUF,[
1017 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1018 #include <utime.h>]], [[struct utimbuf tbuf; tbuf.actime = 0; tbuf.modtime = 1; return utime("foo.c",&tbuf);]])],[rsync_cv_HAVE_STRUCT_UTIMBUF=yes],[rsync_cv_HAVE_STRUCT_UTIMBUF=no])])
1019 if test x"$rsync_cv_HAVE_STRUCT_UTIMBUF" = x"yes"; then
1020 AC_DEFINE(HAVE_STRUCT_UTIMBUF, 1, [Define to 1 if you have the "struct utimbuf" type])
1023 AC_CACHE_CHECK([if gettimeofday takes tz argument],rsync_cv_HAVE_GETTIMEOFDAY_TZ,[
1024 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/time.h>
1025 #include <unistd.h>]], [[struct timeval tv; return gettimeofday(&tv, NULL);]])],[rsync_cv_HAVE_GETTIMEOFDAY_TZ=yes],[rsync_cv_HAVE_GETTIMEOFDAY_TZ=no])])
1026 if test x"$rsync_cv_HAVE_GETTIMEOFDAY_TZ" != x"no"; then
1027 AC_DEFINE(HAVE_GETTIMEOFDAY_TZ, 1, [Define to 1 if gettimeofday() takes a time-zone arg])
1030 AC_CACHE_CHECK([for C99 vsnprintf],rsync_cv_HAVE_C99_VSNPRINTF,[
1031 AC_RUN_IFELSE([AC_LANG_SOURCE([[
1032 #include <sys/types.h>
1037 void foo(const char *format, ...) {
1040 static char buf[] = "12345678901234567890";
1042 va_start(ap, format);
1043 len = vsnprintf(0, 0, format, ap);
1045 if (len != 5) exit(1);
1047 if (snprintf(buf, 3, "hello") != 5 || strcmp(buf, "he") != 0) exit(1);
1049 int main(void) { foo("hello"); return 0; }
1050 ]])],[rsync_cv_HAVE_C99_VSNPRINTF=yes],[rsync_cv_HAVE_C99_VSNPRINTF=no],[rsync_cv_HAVE_C99_VSNPRINTF=cross])])
1051 if test x"$rsync_cv_HAVE_C99_VSNPRINTF" = x"yes"; then
1052 AC_DEFINE(HAVE_C99_VSNPRINTF, 1, [Define to 1 if vsprintf has a C99-compatible return value])
1056 AC_CACHE_CHECK([for secure mkstemp],rsync_cv_HAVE_SECURE_MKSTEMP,[
1057 AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdlib.h>
1058 #include <sys/types.h>
1059 #include <sys/stat.h>
1063 char tpl[20]="/tmp/test.XXXXXX";
1064 int fd = mkstemp(tpl);
1065 if (fd == -1) return 1;
1067 if (fstat(fd, &st) != 0) return 1;
1068 if ((st.st_mode & 0777) != 0600) return 1;
1070 }]])],[rsync_cv_HAVE_SECURE_MKSTEMP=yes],[rsync_cv_HAVE_SECURE_MKSTEMP=no],[rsync_cv_HAVE_SECURE_MKSTEMP=cross])])
1071 if test x"$rsync_cv_HAVE_SECURE_MKSTEMP" = x"yes"; then
1074 dnl HP-UX has a broken mkstemp() implementation they refuse to fix,
1075 dnl so we noisily skip using it. See HP change request JAGaf34426
1076 dnl for details. (sbonds)
1077 AC_MSG_WARN(Skipping broken HP-UX mkstemp() -- using mktemp() instead)
1080 AC_DEFINE(HAVE_SECURE_MKSTEMP, 1, [Define to 1 if mkstemp() is available and works right])
1086 AC_CACHE_CHECK([if mknod creates FIFOs],rsync_cv_MKNOD_CREATES_FIFOS,[
1087 AC_RUN_IFELSE([AC_LANG_SOURCE([[
1089 #include <sys/stat.h>
1092 # include <unistd.h>
1094 int main(void) { int rc, ec; char *fn = "fifo-test";
1095 unlink(fn); rc = mknod(fn,S_IFIFO,0600); ec = errno; unlink(fn);
1096 if (rc) {printf("(%d %d) ",rc,ec); return ec;}
1097 return 0;}]])],[rsync_cv_MKNOD_CREATES_FIFOS=yes],[rsync_cv_MKNOD_CREATES_FIFOS=no],[rsync_cv_MKNOD_CREATES_FIFOS=cross])])
1098 if test x"$rsync_cv_MKNOD_CREATES_FIFOS" = x"yes"; then
1099 AC_DEFINE(MKNOD_CREATES_FIFOS, 1, [Define to 1 if mknod() can create FIFOs.])
1102 AC_CACHE_CHECK([if mknod creates sockets],rsync_cv_MKNOD_CREATES_SOCKETS,[
1103 AC_RUN_IFELSE([AC_LANG_SOURCE([[
1105 #include <sys/stat.h>
1108 # include <unistd.h>
1110 int main(void) { int rc, ec; char *fn = "sock-test";
1111 unlink(fn); rc = mknod(fn,S_IFSOCK,0600); ec = errno; unlink(fn);
1112 if (rc) {printf("(%d %d) ",rc,ec); return ec;}
1113 return 0;}]])],[rsync_cv_MKNOD_CREATES_SOCKETS=yes],[rsync_cv_MKNOD_CREATES_SOCKETS=no],[rsync_cv_MKNOD_CREATES_SOCKETS=cross])])
1114 if test x"$rsync_cv_MKNOD_CREATES_SOCKETS" = x"yes"; then
1115 AC_DEFINE(MKNOD_CREATES_SOCKETS, 1, [Define to 1 if mknod() can create sockets.])
1119 # The following test was mostly taken from the tcl/tk plus patches
1121 AC_CACHE_CHECK([whether -c -o works],rsync_cv_DASHC_WORKS_WITH_DASHO,[
1123 cat > conftest.$ac_ext <<EOF
1124 int main(void) { return 0; }
1126 ${CC-cc} -c -o conftest..o conftest.$ac_ext
1127 if test -f conftest..o; then
1128 rsync_cv_DASHC_WORKS_WITH_DASHO=yes
1130 rsync_cv_DASHC_WORKS_WITH_DASHO=no
1134 if test x"$rsync_cv_DASHC_WORKS_WITH_DASHO" = x"yes"; then
1137 CC_SHOBJ_FLAG='-o $@'
1139 OBJ_SAVE=' @b=`basename $@ .o`;rm -f $$b.o.sav;if test -f $$b.o; then mv $$b.o $$b.o.sav;fi;'
1140 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'
1145 AC_SUBST(OBJ_RESTORE)
1146 AC_SUBST(CC_SHOBJ_FLAG)
1147 AC_SUBST(BUILD_POPT)
1148 AC_SUBST(BUILD_ZLIB)
1151 AC_CHECK_FUNCS(_acl __acl _facl __facl)
1152 #################################################
1153 # check for ACL support
1155 AC_MSG_CHECKING([whether to support ACLs])
1156 AC_ARG_ENABLE(acl-support,
1157 AS_HELP_STRING([--disable-acl-support],[disable ACL support]))
1159 if test x"$enable_acl_support" = x"no"; then
1164 AC_MSG_RESULT(Using UnixWare ACLs)
1165 AC_DEFINE(HAVE_UNIXWARE_ACLS, 1, [true if you have UnixWare ACLs])
1166 AC_DEFINE(SUPPORT_ACLS, 1, [Define to 1 to add support for ACLs])
1169 AC_MSG_RESULT(Using solaris ACLs)
1170 AC_DEFINE(HAVE_SOLARIS_ACLS, 1, [true if you have solaris ACLs])
1171 AC_DEFINE(SUPPORT_ACLS, 1)
1174 AC_MSG_RESULT(Using HPUX ACLs)
1175 AC_DEFINE(HAVE_HPUX_ACLS, 1, [true if you have HPUX ACLs])
1176 AC_DEFINE(SUPPORT_ACLS, 1)
1179 AC_MSG_RESULT(Using IRIX ACLs)
1180 AC_DEFINE(HAVE_IRIX_ACLS, 1, [true if you have IRIX ACLs])
1181 AC_DEFINE(SUPPORT_ACLS, 1)
1184 AC_MSG_RESULT(Using AIX ACLs)
1185 AC_DEFINE(HAVE_AIX_ACLS, 1, [true if you have AIX ACLs])
1186 AC_DEFINE(SUPPORT_ACLS, 1)
1189 AC_MSG_RESULT(Using Tru64 ACLs)
1190 AC_DEFINE(HAVE_TRU64_ACLS, 1, [true if you have Tru64 ACLs])
1191 AC_DEFINE(SUPPORT_ACLS, 1)
1195 AC_MSG_RESULT(Using OS X ACLs)
1196 AC_DEFINE(HAVE_OSX_ACLS, 1, [true if you have Mac OS X ACLs])
1197 AC_DEFINE(SUPPORT_ACLS, 1)
1200 AC_MSG_RESULT(running tests:)
1201 AC_CHECK_LIB(acl,acl_get_file)
1202 AC_CACHE_CHECK([for ACL support],samba_cv_HAVE_POSIX_ACLS,[
1203 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1204 #include <sys/acl.h>]], [[ acl_t acl; int entry_id; acl_entry_t *entry_p; return acl_get_entry( acl, entry_id, entry_p);]])],[samba_cv_HAVE_POSIX_ACLS=yes],[samba_cv_HAVE_POSIX_ACLS=no])])
1205 AC_MSG_CHECKING(ACL test results)
1206 if test x"$samba_cv_HAVE_POSIX_ACLS" = x"yes"; then
1207 AC_MSG_RESULT(Using posix ACLs)
1208 AC_DEFINE(HAVE_POSIX_ACLS, 1, [true if you have posix ACLs])
1209 AC_DEFINE(SUPPORT_ACLS, 1)
1210 AC_CACHE_CHECK([for acl_get_perm_np],samba_cv_HAVE_ACL_GET_PERM_NP,[
1211 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1212 #include <sys/acl.h>]], [[ acl_permset_t permset_d; acl_perm_t perm; return acl_get_perm_np( permset_d, perm);]])],[samba_cv_HAVE_ACL_GET_PERM_NP=yes],[samba_cv_HAVE_ACL_GET_PERM_NP=no])])
1213 if test x"$samba_cv_HAVE_ACL_GET_PERM_NP" = x"yes"; then
1214 AC_DEFINE(HAVE_ACL_GET_PERM_NP, 1, [true if you have acl_get_perm_np])
1217 if test x"$enable_acl_support" = x"yes"; then
1218 AC_MSG_ERROR(Failed to find ACL support)
1220 AC_MSG_RESULT(No ACL support found)
1227 #################################################
1228 # check for extended attribute support
1229 AC_MSG_CHECKING(whether to support extended attributes)
1230 AC_ARG_ENABLE(xattr-support,
1231 AS_HELP_STRING([--disable-xattr-support],[disable extended attributes]),
1232 [], [case "$ac_cv_func_getxattr$ac_cv_func_extattr_get_link$ac_cv_func_attropen" in
1233 *yes*) enable_xattr_support=maybe ;;
1234 *) enable_xattr_support=no ;;
1236 AH_TEMPLATE([SUPPORT_XATTRS],
1237 [Define to 1 to add support for extended attributes])
1238 if test x"$enable_xattr_support" = x"no"; then
1243 AC_MSG_RESULT(Using Linux xattrs)
1244 AC_DEFINE(HAVE_LINUX_XATTRS, 1, [True if you have Linux xattrs (or equivalent)])
1245 AC_DEFINE(SUPPORT_XATTRS, 1)
1246 AC_DEFINE(NO_SYMLINK_USER_XATTRS, 1, [True if symlinks do not support user xattrs])
1247 AC_CHECK_LIB(attr,getxattr)
1250 AC_MSG_RESULT(Using OS X xattrs)
1251 AC_DEFINE(HAVE_OSX_XATTRS, 1, [True if you have Mac OS X xattrs])
1252 AC_DEFINE(SUPPORT_XATTRS, 1)
1253 AC_DEFINE(NO_DEVICE_XATTRS, 1, [True if device files do not support xattrs])
1254 AC_DEFINE(NO_SPECIAL_XATTRS, 1, [True if special files do not support xattrs])
1257 AC_MSG_RESULT(Using FreeBSD extattrs)
1258 AC_DEFINE(HAVE_FREEBSD_XATTRS, 1, [True if you have FreeBSD xattrs])
1259 AC_DEFINE(SUPPORT_XATTRS, 1)
1262 AC_MSG_RESULT(Using Solaris xattrs)
1263 AC_DEFINE(HAVE_SOLARIS_XATTRS, 1, [True if you have Solaris xattrs])
1264 AC_DEFINE(SUPPORT_XATTRS, 1)
1265 AC_DEFINE(NO_SYMLINK_XATTRS, 1, [True if symlinks do not support xattrs])
1268 if test x"$enable_xattr_support" = x"yes"; then
1269 AC_MSG_ERROR(Failed to find extended attribute support)
1271 AC_MSG_RESULT(No extended attribute support found)
1277 if test x"$enable_acl_support" = x"no" -o x"$enable_xattr_support" = x"no" -o x"$enable_iconv" = x"no"; then
1278 AC_MSG_CHECKING([whether $CC supports -Wno-unused-parameter])
1279 OLD_CFLAGS="$CFLAGS"
1280 CFLAGS="$CFLAGS -Wno-unused-parameter"
1281 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <stdio.h>]], [[printf("hello\n");]])],[rsync_warn_flag=yes],[rsync_warn_flag=no])
1282 AC_MSG_RESULT([$rsync_warn_flag])
1283 if test x"$rsync_warn_flag" = x"no"; then
1284 CFLAGS="$OLD_CFLAGS"
1289 ' checker'*|checker*)
1290 AC_DEFINE(FORCE_FD_ZERO_MEMSET, 1, [Used to make "checker" understand that FD_ZERO() clears memory.])
1294 AC_CONFIG_FILES([Makefile lib/dummy zlib/dummy popt/dummy shconfig])
1298 AC_MSG_RESULT([ rsync ${RSYNC_VERSION} configuration successful])