1 dnl Process this file with autoconf to produce a configure script.
3 AC_INIT([rsync],[3.2.0pre2],[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"$enable_debug" = x"no"; then
37 dnl AC_DEFINE(DEBUG, 1, [Define to turn on debugging code that may slow normal operation])
38 # leave ac_cv_prog_cc_g alone; AC_PROG_CC will try to include -g if it can
41 dnl Checks for programs.
50 AC_PATH_PROG([PERL], [perl])
51 AC_PATH_PROG([PYTHON3], [python3])
53 AC_DEFINE([_GNU_SOURCE], 1,
54 [Define _GNU_SOURCE so that we get all necessary prototypes])
56 if test x"$ac_cv_prog_cc_stdc" = x"no"; then
57 AC_MSG_WARN([rsync requires an ANSI C compiler and you do not seem to have one])
60 AC_ARG_ENABLE(profile,
61 AS_HELP_STRING([--enable-profile],[turn on CPU profiling]))
62 if test x"$enable_profile" = x"yes"; then
66 AC_MSG_CHECKING([if md2man can create man pages])
67 if test x"$ac_cv_path_PYTHON3" = x; then
68 AC_MSG_RESULT(no - python3 not found)
71 md2man_out=`"$srcdir/md2man" --test "$srcdir/rsync.1.md" 2>&1`
82 AC_MSG_CHECKING([if we require man-page building])
83 AC_ARG_ENABLE([md2man],
84 AS_HELP_STRING([--disable-md2man],[disable md2man for man page creation]))
85 if test x"$enable_md2man" != x"no"; then
86 if test -f "$srcdir/rsync.1"; then
87 AC_MSG_RESULT(optional)
89 AC_MSG_RESULT(required)
90 if test x"$md2man_works" = x"no"; then
91 AC_MSG_ERROR(You need python3 and the cmarkgfm OR commonmark python3 lib in order to build man pages.
92 You can specify --disable-md2man if you want to skip building them.)
101 # Specifically, this turns on panic_action handling.
102 AC_ARG_ENABLE(maintainer-mode,
103 AS_HELP_STRING([--enable-maintainer-mode],[turn on extra debug features]))
104 if test x"$enable_maintainer_mode" = x"yes"; then
105 CFLAGS="$CFLAGS -DMAINTAINER_MODE"
108 # This is needed for our included version of popt. Kind of silly, but
109 # I don't want our version too far out of sync.
110 CFLAGS="$CFLAGS -DHAVE_CONFIG_H"
112 # If GCC, turn on warnings.
113 if test x"$GCC" = x"yes"; then
114 CFLAGS="$CFLAGS -Wall -W"
117 AC_ARG_WITH(included-popt,
118 AS_HELP_STRING([--with-included-popt],[use bundled popt library, not from system]))
120 AC_ARG_WITH(included-zlib,
121 AS_HELP_STRING([--with-included-zlib],[use bundled zlib library, not from system]))
123 AC_ARG_WITH(protected-args,
124 AS_HELP_STRING([--with-protected-args],[make --protected-args option the default]))
125 if test x"$with_protected_args" = x"yes"; then
126 AC_DEFINE_UNQUOTED(RSYNC_USE_PROTECTED_ARGS, 1, [Define to 1 if --protected-args should be the default])
129 AC_ARG_WITH(rsync-path,
130 AS_HELP_STRING([--with-rsync-path=PATH],[set default --rsync-path to PATH (default: rsync)]),
131 [ RSYNC_PATH="$with_rsync_path" ],
132 [ RSYNC_PATH="rsync" ])
134 AC_DEFINE_UNQUOTED(RSYNC_PATH, "$RSYNC_PATH", [location of rsync on remote machine])
136 AC_ARG_WITH(rsyncd-conf,
137 AS_HELP_STRING([--with-rsyncd-conf=PATH],[set configuration file for rsync server to PATH (default: /etc/rsyncd.conf)]),
138 [ if test ! -z "$with_rsyncd_conf" ; then
139 case $with_rsyncd_conf in
141 RSYNCD_SYSCONF="/etc/rsyncd.conf"
144 RSYNCD_SYSCONF="$with_rsyncd_conf"
147 AC_MSG_ERROR(You must specify an absolute path to --with-rsyncd-conf=PATH)
151 RSYNCD_SYSCONF="/etc/rsyncd.conf"
153 [ RSYNCD_SYSCONF="/etc/rsyncd.conf" ])
155 AC_DEFINE_UNQUOTED(RSYNCD_SYSCONF, "$RSYNCD_SYSCONF", [location of configuration file for rsync server])
158 AS_HELP_STRING([--with-rsh=CMD],[set remote shell command to CMD (default: ssh)]))
160 AC_CHECK_PROG(HAVE_REMSH, remsh, 1, 0)
161 if test x$HAVE_REMSH = x1; then
162 AC_DEFINE(HAVE_REMSH, 1, [Define to 1 if remote shell is remsh, not rsh])
165 if test x"$with_rsh" != x; then
166 RSYNC_RSH="$with_rsh"
170 AC_DEFINE_UNQUOTED(RSYNC_RSH, "$RSYNC_RSH", [default -e command])
172 # Some programs on solaris are only found in /usr/xpg4/bin (or work better than others versions).
173 AC_PATH_PROG(SHELL_PATH, sh, /bin/sh, [/usr/xpg4/bin$PATH_SEPARATOR$PATH])
174 AC_PATH_PROG(FAKEROOT_PATH, fakeroot, /usr/bin/fakeroot, [/usr/xpg4/bin$PATH_SEPARATOR$PATH])
176 AC_ARG_WITH(nobody-group,
177 AS_HELP_STRING([--with-nobody-group=GROUP],[set the default unprivileged group (default nobody or nogroup)]),
178 [ NOBODY_GROUP="$with_nobody_group" ])
180 if test x"$with_nobody_group" = x; then
181 AC_MSG_CHECKING([the group for user "nobody"])
182 if grep '^nobody:' /etc/group >/dev/null 2>&1; then
184 elif grep '^nogroup:' /etc/group >/dev/null 2>&1; then
187 NOBODY_GROUP=nobody # test for others?
189 AC_MSG_RESULT($NOBODY_GROUP)
192 AC_DEFINE_UNQUOTED(NOBODY_USER, "nobody", [unprivileged user--e.g. nobody])
193 AC_DEFINE_UNQUOTED(NOBODY_GROUP, "$NOBODY_GROUP", [unprivileged group for unprivileged user])
198 AC_MSG_CHECKING([whether to enable SIMD optimizations])
200 AS_HELP_STRING([--disable-simd],[disable SIMD optimizations (requires g++)]))
202 if test x"$enable_simd" != x"no"; then
203 # For x86-64 SIMD, g++ is also required
204 if test x"$build_cpu" = x"x86_64"; then
205 if test x"$CXX" = x"g++"; then
206 # AC_MSG_RESULT() called below
212 AC_MSG_ERROR(Failed to find g++ for SIMD speedups. Use --disable-simd to continue without it.)
221 if test x"$SIMD" != x""; then
222 SIMD=`echo "$SIMD" | sed -e 's/^ *//'`
223 AC_MSG_RESULT([yes ($SIMD)])
224 AC_DEFINE(HAVE_SIMD, 1, [Define to 1 to enable SIMD optimizations])
225 SIMD=`echo "$SIMD" | sed -e 's/[[^ ]]\+/$(SIMD_&)/g'`
226 # We only use g++ for its target attribute dispatching, disable unneeded bulky features
227 CXXFLAGS="$CXXFLAGS -fno-exceptions -fno-rtti"
234 # arrgh. libc in some old debian version screwed up the largefile
235 # stuff, getting byte range locking wrong
236 AC_CACHE_CHECK([for broken largefile support],rsync_cv_HAVE_BROKEN_LARGEFILE,[
237 AC_RUN_IFELSE([AC_LANG_SOURCE([[
238 #define _FILE_OFFSET_BITS 64
241 #include <sys/types.h>
242 #include <sys/wait.h>
251 char tpl[32] = "/tmp/locktest.XXXXXX";
252 int fd = mkstemp(tpl);
254 strcpy(tpl, "conftest.dat");
255 fd = open(tpl, O_CREAT|O_RDWR, 0600);
258 lock.l_type = F_WRLCK;
259 lock.l_whence = SEEK_SET;
263 fcntl(fd,F_SETLK,&lock);
266 _exit(fcntl(fd,F_SETLK,&lock) == 0);
270 return WEXITSTATUS(status);
272 ]])],[rsync_cv_HAVE_BROKEN_LARGEFILE=yes],[rsync_cv_HAVE_BROKEN_LARGEFILE=no],[rsync_cv_HAVE_BROKEN_LARGEFILE=cross])])
273 if test x"$rsync_cv_HAVE_BROKEN_LARGEFILE" != x"yes"; then
282 AS_HELP_STRING([--disable-ipv6],[turn off IPv6 support]))
283 if test x"$enable_ipv6" != x"no"; then
284 AC_MSG_CHECKING([ipv6 stack type])
285 for i in inria kame linux-glibc linux-inet6 solaris toshiba v6d zeta cygwin; do
288 # http://www.kame.net/
290 #include <netinet/in.h>
291 #ifdef IPV6_INRIA_VERSION
295 AC_DEFINE(INET6, 1, [true if you have IPv6])
299 # http://www.kame.net/
301 #include <netinet/in.h>
306 AC_DEFINE(INET6, 1, [true if you have IPv6])])
309 # http://www.v6.linux.or.jp/
311 #include <features.h>
312 #if defined(__GLIBC__) && __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1
316 AC_DEFINE(INET6, 1, [true if you have IPv6])])
319 # http://www.v6.linux.or.jp/
320 if test -d /usr/inet6 -o -f /usr/inet6/lib/libinet6.a; then
323 ipv6libdir=/usr/inet6/lib
325 AC_DEFINE(INET6, 1, [true if you have IPv6])
326 CFLAGS="-I/usr/inet6/include $CFLAGS"
332 #include <netinet/ip6.h>
337 AC_DEFINE(INET6, 1, [true if you have IPv6])])
341 #include <sys/param.h>
342 #ifdef _TOSHIBA_INET6
347 ipv6libdir=/usr/local/v6/lib;
348 AC_DEFINE(INET6, 1, [true if you have IPv6])])
352 #include </usr/local/v6/include/sys/v6config.h>
358 ipv6libdir=/usr/local/v6/lib;
359 AC_DEFINE(INET6, 1, [true if you have IPv6])])
363 #include <sys/param.h>
364 #ifdef _ZETA_MINAMI_INET6
369 ipv6libdir=/usr/local/v6/lib;
370 AC_DEFINE(INET6, 1, [true if you have IPv6])])
374 #include <netinet/in.h>
379 AC_DEFINE(INET6, 1, [true if you have IPv6])])
382 if test "$ipv6type" != "unknown"; then
386 AC_MSG_RESULT($ipv6type)
388 AC_SEARCH_LIBS(getaddrinfo, inet6)
391 dnl Do you want to disable use of locale functions
392 AC_ARG_ENABLE([locale],
393 AS_HELP_STRING([--disable-locale],[disable locale features]))
394 AH_TEMPLATE([CONFIG_LOCALE],
395 [Undefine if you do not want locale features. By default this is defined.])
396 if test x"$enable_locale" != x"no"; then
397 AC_DEFINE(CONFIG_LOCALE)
400 AC_MSG_CHECKING([whether to call shutdown on all sockets])
402 *cygwin* ) AC_MSG_RESULT(yes)
403 AC_DEFINE(SHUTDOWN_ALL_SOCKETS, 1,
404 [Define to 1 if sockets need to be shutdown])
406 * ) AC_MSG_RESULT(no);;
413 AC_CHECK_HEADERS(sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h \
414 unistd.h utime.h grp.h compat.h sys/param.h ctype.h sys/wait.h \
415 sys/ioctl.h sys/filio.h string.h stdlib.h sys/socket.h sys/mode.h \
416 sys/un.h sys/attr.h mcheck.h arpa/inet.h arpa/nameser.h locale.h \
417 netdb.h malloc.h float.h limits.h iconv.h libcharset.h langinfo.h \
418 sys/acl.h acl/libacl.h attr/xattr.h sys/xattr.h sys/extattr.h \
419 popt.h popt/popt.h linux/falloc.h netinet/in_systm.h netinet/ip.h \
420 zlib.h xxhash.h openssl/md4.h openssl/md5.h zstd.h lz4.h)
421 AC_HEADER_MAJOR_FIXED
423 AC_MSG_CHECKING([whether to enable use of openssl crypto library])
424 AC_ARG_ENABLE([openssl],
425 AS_HELP_STRING([--disable-openssl],[disable openssl crypto library]))
426 AH_TEMPLATE([USE_OPENSSL],
427 [Undefine if you do not want to use openssl crypto library. By default this is defined.])
428 if test x"$enable_openssl" != x"no"; then
429 if test x"$ac_cv_header_openssl_md4_h" = x"yes" && test x"$ac_cv_header_openssl_md5_h" = x"yes"; then
431 AC_SEARCH_LIBS(MD5_Init, crypto,
432 [AC_DEFINE(USE_OPENSSL)],
433 [AC_MSG_ERROR(Failed to find MD5_Init function in openssl crypto lib.
434 Use --disable-openssl to continue without openssl crypto lib support.)])
437 AC_MSG_ERROR(Failed to find openssl/md4.h and openssl/md5.h for openssl crypto lib support.
438 Use --disable-openssl to continue without it.)
444 AC_MSG_CHECKING([whether to enable xxhash checksum support])
445 AC_ARG_ENABLE([xxhash],
446 AS_HELP_STRING([--disable-xxhash],[disable xxhash checksums]))
447 AH_TEMPLATE([SUPPORT_XXHASH],
448 [Undefine if you do not want xxhash checksums. By default this is defined.])
449 if test x"$enable_xxhash" != x"no"; then
450 if test x"$ac_cv_header_xxhash_h" = x"yes"; then
452 AC_SEARCH_LIBS(XXH64_createState, xxhash,
453 [AC_DEFINE(SUPPORT_XXHASH)],
454 [AC_MSG_ERROR(Failed to find XXH64_createState function in xxhash lib.
455 Use --disable-xxhash to continue without xxhash checksums.)])
458 AC_MSG_ERROR(Failed to find xxhash.h for xxhash checksum support.
459 Use --disable-xxhash to continue without it.)
465 AC_MSG_CHECKING([whether to enable zstd compression])
466 AC_ARG_ENABLE([zstd],
467 AC_HELP_STRING([--disable-zstd], [disable zstd compression]))
468 AH_TEMPLATE([SUPPORT_ZSTD],
469 [Undefine if you do not want zstd compression. By default this is defined.])
470 if test x"$enable_zstd" != x"no"; then
471 if test x"$ac_cv_header_zstd_h" = x"yes"; then
473 AC_SEARCH_LIBS(ZSTD_minCLevel, zstd,
474 [AC_DEFINE(SUPPORT_ZSTD)],
475 [AC_MSG_ERROR(Failed to find ZSTD_minCLevel function in zstd lib.
476 Use --disable-zstd to continue without zstd compression.)])
479 AC_MSG_ERROR(Failed to find zstd.h for zstd compression support.
480 Use --disable-zstd to continue without it.)
486 AC_MSG_CHECKING([whether to enable LZ4 compression])
488 AC_HELP_STRING([--disable-lz4], [disable LZ4 compression]))
489 AH_TEMPLATE([SUPPORT_LZ4],
490 [Undefine if you do not want LZ4 compression. By default this is defined.])
491 if test x"$enable_lz4" != x"no"; then
492 if test x"$ac_cv_header_lz4_h" = x"yes"; then
494 AC_SEARCH_LIBS(LZ4_compress_default, lz4,
495 [AC_DEFINE(SUPPORT_LZ4)],
496 [AC_MSG_ERROR(Failed to find LZ4_compress_default function in lz4 lib.
497 Use --disable-lz4 to continue without lz4 compression.)])
500 AC_MSG_ERROR(Failed to find lz4.h for lz4 compression support.
501 Use --disable-lz4 to continue without it.)
507 AC_CACHE_CHECK([if makedev takes 3 args],rsync_cv_MAKEDEV_TAKES_3_ARGS,[
508 AC_RUN_IFELSE([AC_LANG_SOURCE([[
509 #include <sys/types.h>
510 #ifdef MAJOR_IN_MKDEV
511 #include <sys/mkdev.h>
512 # if !defined makedev && (defined mkdev || defined _WIN32 || defined __WIN32__)
513 # define makedev mkdev
515 #elif defined MAJOR_IN_SYSMACROS
516 #include <sys/sysmacros.h>
521 dev_t dev = makedev(0, 5, 7);
522 if (major(dev) != 5 || minor(dev) != 7)
526 ]])],[rsync_cv_MAKEDEV_TAKES_3_ARGS=yes],[rsync_cv_MAKEDEV_TAKES_3_ARGS=no],[rsync_cv_MAKEDEV_TAKES_3_ARGS=no])])
527 if test x"$rsync_cv_MAKEDEV_TAKES_3_ARGS" = x"yes"; then
528 AC_DEFINE(MAKEDEV_TAKES_3_ARGS, 1, [Define to 1 if makedev() takes 3 args])
532 AC_CHECK_SIZEOF(long)
533 AC_CHECK_SIZEOF(long long)
534 AC_CHECK_SIZEOF(short)
535 AC_CHECK_SIZEOF(int16_t)
536 AC_CHECK_SIZEOF(uint16_t)
537 AC_CHECK_SIZEOF(int32_t)
538 AC_CHECK_SIZEOF(uint32_t)
539 AC_CHECK_SIZEOF(int64_t)
540 AC_CHECK_SIZEOF(off_t)
541 AC_CHECK_SIZEOF(off64_t)
542 AC_CHECK_SIZEOF(time_t)
543 AC_CHECK_SIZEOF(char*)
547 AC_TYPE_LONG_DOUBLE_WIDER
548 ac_cv_c_long_double=$ac_cv_type_long_double_wider
549 if test $ac_cv_c_long_double = yes; then
550 AC_DEFINE([HAVE_LONG_DOUBLE],[1],[Define to 1 if the type `long double' works and has more range or precision than `double'.])
554 AC_CHECK_TYPES([mode_t,off_t,size_t,pid_t,id_t])
556 AC_CHECK_MEMBERS([struct stat.st_rdev,
557 struct stat.st_mtimensec,
558 struct stat.st_mtimespec.tv_nsec,
559 struct stat.st_mtim.tv_nsec],,,[
560 #ifdef HAVE_SYS_TYPES_H
561 #include <sys/types.h>
563 #ifdef HAVE_SYS_STAT_H
564 #include <sys/stat.h>
572 AC_CACHE_CHECK([for errno in errno.h],rsync_cv_errno, [
573 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <errno.h>]], [[int i = errno]])],[rsync_cv_errno=yes],[rsync_cv_have_errno_decl=no])])
574 if test x"$rsync_cv_errno" = x"yes"; then
575 AC_DEFINE(HAVE_ERRNO_DECL, 1, [Define to 1 if errno is declared in errno.h])
578 # The following test taken from the cvs sources
579 # If we can't find connect, try looking in -lsocket, -lnsl, and -linet.
580 # These need checks to be before checks for any other functions that
581 # might be in the same libraries.
582 # The Irix 5 libc.so has connect and gethostbyname, but Irix 5 also has
583 # libsocket.so which has a bad implementation of gethostbyname (it
584 # only looks in /etc/hosts), so we only look for -lsocket if we need
586 AC_CHECK_FUNCS(connect)
587 if test x"$ac_cv_func_connect" = x"no"; then
590 *) AC_CHECK_LIB(nsl_s, printf) ;;
594 *) AC_CHECK_LIB(nsl, printf) ;;
598 *) AC_CHECK_LIB(socket, connect) ;;
602 *) AC_CHECK_LIB(inet, connect) ;;
604 dnl We can't just call AC_CHECK_FUNCS(connect) here, because the value
606 if test x"$ac_cv_lib_socket_connect" = x"yes" ||
607 test x"$ac_cv_lib_inet_connect" = x"yes"; then
608 # ac_cv_func_connect=yes
609 # don't! it would cause AC_CHECK_FUNC to succeed next time configure is run
610 AC_DEFINE(HAVE_CONNECT, 1, [Define to 1 if you have the "connect" function])
614 AC_SEARCH_LIBS(inet_ntop, resolv)
616 # For OS X, Solaris, HP-UX, etc.: figure out if -liconv is needed. We'll
617 # accept either iconv_open or libiconv_open, since some include files map
618 # the former to the latter.
619 AC_SEARCH_LIBS(iconv_open, iconv)
620 AC_SEARCH_LIBS(libiconv_open, iconv)
622 AC_MSG_CHECKING([for iconv declaration])
623 AC_CACHE_VAL(am_cv_proto_iconv, [
624 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
631 #if defined(__STDC__) || defined(__cplusplus)
632 size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
636 ]], [[]])],[am_cv_proto_iconv_arg1=""],[am_cv_proto_iconv_arg1="const"])
637 am_cv_proto_iconv="extern size_t iconv (iconv_t cd, $am_cv_proto_iconv_arg1 char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);"])
638 am_cv_proto_iconv=`echo "[$]am_cv_proto_iconv" | tr -s ' ' | sed -e 's/( /(/'`
639 AC_MSG_RESULT([$]{ac_t:-
640 }[$]am_cv_proto_iconv)
641 AC_DEFINE_UNQUOTED(ICONV_CONST, $am_cv_proto_iconv_arg1,
642 [Define as const if the declaration of iconv() needs const.])
644 dnl AC_MSG_NOTICE([Looking in libraries: $LIBS])
646 AC_REPLACE_FUNCS([inet_ntop inet_pton])
648 AC_HAVE_TYPE([struct addrinfo], [#include <netdb.h>])
649 AC_HAVE_TYPE([struct sockaddr_storage], [#include <sys/types.h>
650 #include <sys/socket.h>])
652 # Irix 6.5 has getaddrinfo but not the corresponding defines, so use
653 # builtin getaddrinfo if one of the defines don't exist
654 AC_CACHE_CHECK([whether defines needed by getaddrinfo exist],
655 rsync_cv_HAVE_GETADDR_DEFINES,[
657 #include <sys/types.h>
658 #include <sys/socket.h>
663 rsync_cv_HAVE_GETADDR_DEFINES=yes,
664 rsync_cv_HAVE_GETADDR_DEFINES=no)])
665 AS_IF([test x"$rsync_cv_HAVE_GETADDR_DEFINES" = x"yes" -a x"$ac_cv_type_struct_addrinfo" = x"yes"],[
666 # Tru64 UNIX has getaddrinfo() but has it renamed in libc as
667 # something else so we must include <netdb.h> to get the
669 AC_CHECK_FUNCS(getaddrinfo, ,
670 [AC_MSG_CHECKING([for getaddrinfo by including <netdb.h>])
671 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
672 #include <sys/socket.h>
673 #include <netdb.h>]], [[getaddrinfo(NULL, NULL, NULL, NULL);]])],[AC_MSG_RESULT([yes])
674 AC_DEFINE(HAVE_GETADDRINFO, 1,
675 [Define to 1 if you have the "getaddrinfo" function and required types.])],[AC_MSG_RESULT([no])
676 AC_LIBOBJ([getaddrinfo])])])
677 ],[AC_LIBOBJ([getaddrinfo])])
679 AC_CHECK_MEMBER([struct sockaddr.sa_len],
680 [ AC_DEFINE(HAVE_SOCKADDR_LEN, 1, [Do we have sockaddr.sa_len?]) ],
683 #include <sys/types.h>
684 #include <sys/socket.h>
687 AC_CHECK_MEMBER([struct sockaddr_in.sin_len],
688 [ AC_DEFINE(HAVE_SOCKADDR_IN_LEN, 1, [Do we have sockaddr_in.sin_len?]) ],
691 #include <sys/types.h>
692 #include <sys/socket.h>
693 #include <netinet/in.h>
696 AC_CHECK_MEMBER([struct sockaddr_un.sun_len],
697 [ AC_DEFINE(HAVE_SOCKADDR_UN_LEN, 1, [Do we have sockaddr_un.sun_len?]) ],
700 #include <sys/types.h>
701 #include <sys/socket.h>
702 #include <netinet/in.h>
705 AC_CHECK_MEMBER([struct sockaddr_in6.sin6_scope_id],
706 [ AC_DEFINE(HAVE_SOCKADDR_IN6_SCOPE_ID, 1, [Do we have sockaddr_in6.sin6_scope_id?]) ],
709 #include <sys/types.h>
710 #include <sys/socket.h>
711 #include <netinet/in.h>
714 AC_HAVE_TYPE([struct stat64], [#include <stdio.h>
716 # include <sys/types.h>
719 # include <sys/stat.h>
731 # if we can't find strcasecmp, look in -lresolv (for Unixware at least)
733 AC_CHECK_FUNCS(strcasecmp)
734 if test x"$ac_cv_func_strcasecmp" = x"no"; then
735 AC_CHECK_LIB(resolv, strcasecmp)
738 AC_CHECK_FUNCS(aclsort)
739 if test x"$ac_cv_func_aclsort" = x"no"; then
740 AC_CHECK_LIB(sec, aclsort)
743 dnl At the moment we don't test for a broken memcmp(), because all we
744 dnl need to do is test for equality, not comparison, and it seems that
745 dnl every platform has a memcmp that can do at least that.
750 AC_CHECK_FUNCS(waitpid wait4 getcwd strdup chown chmod lchmod mknod mkfifo \
751 fchmod fstat ftruncate strchr readlink link utime utimes lutimes strftime \
752 chflags getattrlist \
753 memmove lchown vsnprintf snprintf vasprintf asprintf setsid strpbrk \
754 strlcat strlcpy strtol mallinfo getgroups setgroups geteuid getegid \
755 setlocale setmode open64 lseek64 mkstemp64 mtrace va_copy __va_copy \
756 seteuid strerror putenv iconv_open locale_charset nl_langinfo getxattr \
757 extattr_get_link sigaction sigprocmask setattrlist getgrouplist \
758 initgroups utimensat posix_fallocate attropen setvbuf nanosleep usleep)
760 dnl cygwin iconv.h defines iconv_open as libiconv_open
761 if test x"$ac_cv_func_iconv_open" != x"yes"; then
762 AC_CHECK_FUNC(libiconv_open, [ac_cv_func_iconv_open=yes; AC_DEFINE(HAVE_ICONV_OPEN, 1)])
765 dnl Preallocation stuff (also fallocate, posix_fallocate function tests above):
767 AC_CACHE_CHECK([for useable fallocate],rsync_cv_have_fallocate,[
768 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <fcntl.h>
769 #include <sys/types.h>]], [[fallocate(0, 0, 0, 0);]])],[rsync_cv_have_fallocate=yes],[rsync_cv_have_fallocate=no])])
770 if test x"$rsync_cv_have_fallocate" = x"yes"; then
771 AC_DEFINE(HAVE_FALLOCATE, 1, [Define to 1 if you have the fallocate function and it compiles and links without error])
774 AC_MSG_CHECKING([for FALLOC_FL_PUNCH_HOLE])
775 AC_PREPROC_IFELSE([AC_LANG_SOURCE([[
776 #define _GNU_SOURCE 1
777 #include <linux/falloc.h>
778 #ifndef FALLOC_FL_PUNCH_HOLE
779 #error FALLOC_FL_PUNCH_HOLE is missing
783 AC_DEFINE([HAVE_FALLOC_FL_PUNCH_HOLE], [1], [Define if FALLOC_FL_PUNCH_HOLE is available.])
789 AC_MSG_CHECKING([for FALLOC_FL_ZERO_RANGE])
790 AC_PREPROC_IFELSE([AC_LANG_SOURCE([[
791 #define _GNU_SOURCE 1
792 #include <linux/falloc.h>
793 #ifndef FALLOC_FL_ZERO_RANGE
794 #error FALLOC_FL_ZERO_RANGE is missing
798 AC_DEFINE([HAVE_FALLOC_FL_ZERO_RANGE], [1], [Define if FALLOC_FL_ZERO_RANGE is available.])
804 AC_CACHE_CHECK([for SYS_fallocate],rsync_cv_have_sys_fallocate,[
805 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/syscall.h>
807 #include <sys/types.h>]], [[syscall(SYS_fallocate, 0, 0, (loff_t)0, (loff_t)0);]])],[rsync_cv_have_sys_fallocate=yes],[rsync_cv_have_sys_fallocate=no])])
808 if test x"$rsync_cv_have_sys_fallocate" = x"yes"; then
809 AC_DEFINE(HAVE_SYS_FALLOCATE, 1, [Define to 1 if you have the SYS_fallocate syscall number])
812 if test x"$ac_cv_func_posix_fallocate" = x"yes"; then
813 AC_MSG_CHECKING([whether posix_fallocate is efficient])
817 AC_DEFINE(HAVE_EFFICIENT_POSIX_FALLOCATE, 1,
818 [Define if posix_fallocate is efficient (Cygwin)])
826 dnl End of preallocation stuff
828 AC_CHECK_FUNCS(getpgrp tcgetpgrp)
829 if test $ac_cv_func_getpgrp = yes; then
833 AC_ARG_ENABLE(iconv-open,
834 AS_HELP_STRING([--disable-iconv-open],[disable all use of iconv_open() function]),
835 [], [enable_iconv_open=$ac_cv_func_iconv_open])
837 if test x"$enable_iconv_open" != x"no"; then
838 AC_DEFINE(USE_ICONV_OPEN, 1, [Define to 1 if you want rsync to make use of iconv_open()])
842 AS_HELP_STRING([--disable-iconv],[disable rsync's --iconv option]),
843 [], [enable_iconv=$enable_iconv_open])
844 AH_TEMPLATE([ICONV_OPTION],
845 [Define if you want the --iconv option. Specifying a value will set the
846 default iconv setting (a NULL means no --iconv processing by default).])
847 if test x"$enable_iconv" != x"no"; then
848 if test x"$enable_iconv" = x"yes"; then
849 AC_DEFINE(ICONV_OPTION, NULL)
851 AC_DEFINE_UNQUOTED(ICONV_OPTION, "$enable_iconv")
853 AC_DEFINE(UTF8_CHARSET, "UTF-8", [String to pass to iconv() for the UTF-8 charset.])
856 AC_CACHE_CHECK([whether chown() modifies symlinks],rsync_cv_chown_modifies_symlink,[
857 AC_RUN_IFELSE([AC_LANG_SOURCE([[
864 char const *dangling_symlink = "conftest.dangle";
865 unlink(dangling_symlink);
866 if (symlink("conftest.no-such", dangling_symlink) < 0) abort();
867 if (chown(dangling_symlink, getuid(), getgid()) < 0 && errno == ENOENT) return 1;
869 }]])],[rsync_cv_chown_modifies_symlink=yes],[rsync_cv_chown_modifies_symlink=no],[rsync_cv_chown_modifies_symlink=no])])
870 if test $rsync_cv_chown_modifies_symlink = yes; then
871 AC_DEFINE(CHOWN_MODIFIES_SYMLINK, 1, [Define to 1 if chown modifies symlinks.])
874 AC_CACHE_CHECK([whether link() can hard-link symlinks],rsync_cv_can_hardlink_symlink,[
875 AC_RUN_IFELSE([AC_LANG_SOURCE([[
881 #define FILENAME "conftest.dangle"
884 if (symlink("conftest.no-such", FILENAME) < 0) abort();
885 unlink(FILENAME "2");
886 if (link(FILENAME, FILENAME "2") < 0) return 1;
888 }]])],[rsync_cv_can_hardlink_symlink=yes],[rsync_cv_can_hardlink_symlink=no],[rsync_cv_can_hardlink_symlink=no])])
889 if test $rsync_cv_can_hardlink_symlink = yes; then
890 AC_DEFINE(CAN_HARDLINK_SYMLINK, 1, [Define to 1 if link() can hard-link symlinks.])
893 AC_CACHE_CHECK([whether link() can hard-link special files],rsync_cv_can_hardlink_special,[
894 AC_RUN_IFELSE([AC_LANG_SOURCE([[
898 #ifdef HAVE_SYS_STAT_H
899 #include <sys/stat.h>
903 #define FILENAME "conftest.fifi"
906 if (mkfifo(FILENAME, 0777) < 0) abort();
907 unlink(FILENAME "2");
908 if (link(FILENAME, FILENAME "2") < 0) return 1;
910 }]])],[rsync_cv_can_hardlink_special=yes],[rsync_cv_can_hardlink_special=no],[rsync_cv_can_hardlink_special=no])])
911 if test $rsync_cv_can_hardlink_special = yes; then
912 AC_DEFINE(CAN_HARDLINK_SPECIAL, 1, [Define to 1 if link() can hard-link special files.])
915 AC_CACHE_CHECK([for working socketpair],rsync_cv_HAVE_SOCKETPAIR,[
916 AC_RUN_IFELSE([AC_LANG_SOURCE([[
917 #include <sys/types.h>
918 #include <sys/socket.h>
922 return (socketpair(AF_UNIX, SOCK_STREAM, 0, fd) != -1) ? 0 : 1;
923 }]])],[rsync_cv_HAVE_SOCKETPAIR=yes],[rsync_cv_HAVE_SOCKETPAIR=no],[rsync_cv_HAVE_SOCKETPAIR=cross])])
924 if test x"$rsync_cv_HAVE_SOCKETPAIR" = x"yes"; then
925 AC_DEFINE(HAVE_SOCKETPAIR, 1, [Define to 1 if you have the "socketpair" function])
928 AC_REPLACE_FUNCS([getpass])
930 if test x"$with_included_popt" != x"yes"; then
931 AC_CHECK_LIB(popt, poptGetContext, , [with_included_popt=yes])
933 if test x"$ac_cv_header_popt_popt_h" = x"yes"; then
934 # If the system has /usr/include/popt/popt.h, we enable the
935 # included popt because an attempt to "#include <popt/popt.h>"
936 # would use our included header file anyway (due to -I.), and
937 # might conflict with the system popt.
938 with_included_popt=yes
939 elif test x"$ac_cv_header_popt_h" != x"yes"; then
940 with_included_popt=yes
943 AC_MSG_CHECKING([whether to use included libpopt])
944 if test x"$with_included_popt" = x"yes"; then
945 AC_MSG_RESULT($srcdir/popt)
946 BUILD_POPT='$(popt_OBJS)'
947 CFLAGS="-I$srcdir/popt $CFLAGS"
948 if test x"$ALLOCA" != x
950 # this can be removed when/if we add an included alloca.c;
951 # see autoconf documentation on AC_FUNC_ALLOCA
952 AC_MSG_WARN([included libpopt will use malloc, not alloca (which wastes a small amount of memory)])
958 # We default to using our zlib unless --with-included-zlib=no is given.
959 if test x"$with_included_zlib" != x"no"; then
960 with_included_zlib=yes
961 elif test x"$ac_cv_header_zlib_h" != x"yes"; then
962 with_included_zlib=yes
964 if test x"$with_included_zlib" != x"yes"; then
965 AC_CHECK_LIB(z, deflateParams, , [with_included_zlib=yes])
968 AC_MSG_CHECKING([whether to use included zlib])
969 if test x"$with_included_zlib" = x"yes"; then
970 AC_MSG_RESULT($srcdir/zlib)
971 BUILD_ZLIB='$(zlib_OBJS)'
972 CFLAGS="-I$srcdir/zlib $CFLAGS"
974 AC_DEFINE(EXTERNAL_ZLIB, 1, [Define to 1 if using external zlib])
978 AC_CACHE_CHECK([for unsigned char],rsync_cv_SIGNED_CHAR_OK,[
979 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[signed char *s = ""]])],[rsync_cv_SIGNED_CHAR_OK=yes],[rsync_cv_SIGNED_CHAR_OK=no])])
980 if test x"$rsync_cv_SIGNED_CHAR_OK" = x"yes"; then
981 AC_DEFINE(SIGNED_CHAR_OK, 1, [Define to 1 if "signed char" is a valid type])
984 AC_CACHE_CHECK([for broken readdir],rsync_cv_HAVE_BROKEN_READDIR,[
985 AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <sys/types.h>
987 int main(void) { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
988 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
989 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])])
990 if test x"$rsync_cv_HAVE_BROKEN_READDIR" = x"yes"; then
991 AC_DEFINE(HAVE_BROKEN_READDIR, 1, [Define to 1 if readdir() is broken])
994 AC_CACHE_CHECK([for utimbuf],rsync_cv_HAVE_STRUCT_UTIMBUF,[
995 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
996 #include <utime.h>]], [[struct utimbuf tbuf; tbuf.actime = 0; tbuf.modtime = 1; return utime("foo.c",&tbuf);]])],[rsync_cv_HAVE_STRUCT_UTIMBUF=yes],[rsync_cv_HAVE_STRUCT_UTIMBUF=no])])
997 if test x"$rsync_cv_HAVE_STRUCT_UTIMBUF" = x"yes"; then
998 AC_DEFINE(HAVE_STRUCT_UTIMBUF, 1, [Define to 1 if you have the "struct utimbuf" type])
1001 AC_CACHE_CHECK([if gettimeofday takes tz argument],rsync_cv_HAVE_GETTIMEOFDAY_TZ,[
1002 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/time.h>
1003 #include <unistd.h>]], [[struct timeval tv; return gettimeofday(&tv, NULL);]])],[rsync_cv_HAVE_GETTIMEOFDAY_TZ=yes],[rsync_cv_HAVE_GETTIMEOFDAY_TZ=no])])
1004 if test x"$rsync_cv_HAVE_GETTIMEOFDAY_TZ" != x"no"; then
1005 AC_DEFINE(HAVE_GETTIMEOFDAY_TZ, 1, [Define to 1 if gettimeofday() takes a time-zone arg])
1008 AC_CACHE_CHECK([for C99 vsnprintf],rsync_cv_HAVE_C99_VSNPRINTF,[
1009 AC_RUN_IFELSE([AC_LANG_SOURCE([[
1010 #include <sys/types.h>
1015 void foo(const char *format, ...) {
1018 static char buf[] = "12345678901234567890";
1020 va_start(ap, format);
1021 len = vsnprintf(0, 0, format, ap);
1023 if (len != 5) exit(1);
1025 if (snprintf(buf, 3, "hello") != 5 || strcmp(buf, "he") != 0) exit(1);
1027 int main(void) { foo("hello"); return 0; }
1028 ]])],[rsync_cv_HAVE_C99_VSNPRINTF=yes],[rsync_cv_HAVE_C99_VSNPRINTF=no],[rsync_cv_HAVE_C99_VSNPRINTF=cross])])
1029 if test x"$rsync_cv_HAVE_C99_VSNPRINTF" = x"yes"; then
1030 AC_DEFINE(HAVE_C99_VSNPRINTF, 1, [Define to 1 if vsprintf has a C99-compatible return value])
1034 AC_CACHE_CHECK([for secure mkstemp],rsync_cv_HAVE_SECURE_MKSTEMP,[
1035 AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdlib.h>
1036 #include <sys/types.h>
1037 #include <sys/stat.h>
1041 char tpl[20]="/tmp/test.XXXXXX";
1042 int fd = mkstemp(tpl);
1043 if (fd == -1) return 1;
1045 if (fstat(fd, &st) != 0) return 1;
1046 if ((st.st_mode & 0777) != 0600) return 1;
1048 }]])],[rsync_cv_HAVE_SECURE_MKSTEMP=yes],[rsync_cv_HAVE_SECURE_MKSTEMP=no],[rsync_cv_HAVE_SECURE_MKSTEMP=cross])])
1049 if test x"$rsync_cv_HAVE_SECURE_MKSTEMP" = x"yes"; then
1052 dnl HP-UX has a broken mkstemp() implementation they refuse to fix,
1053 dnl so we noisily skip using it. See HP change request JAGaf34426
1054 dnl for details. (sbonds)
1055 AC_MSG_WARN(Skipping broken HP-UX mkstemp() -- using mktemp() instead)
1058 AC_DEFINE(HAVE_SECURE_MKSTEMP, 1, [Define to 1 if mkstemp() is available and works right])
1064 AC_CACHE_CHECK([if mknod creates FIFOs],rsync_cv_MKNOD_CREATES_FIFOS,[
1065 AC_RUN_IFELSE([AC_LANG_SOURCE([[
1067 #include <sys/stat.h>
1070 # include <unistd.h>
1072 int main(void) { int rc, ec; char *fn = "fifo-test";
1073 unlink(fn); rc = mknod(fn,S_IFIFO,0600); ec = errno; unlink(fn);
1074 if (rc) {printf("(%d %d) ",rc,ec); return ec;}
1075 return 0;}]])],[rsync_cv_MKNOD_CREATES_FIFOS=yes],[rsync_cv_MKNOD_CREATES_FIFOS=no],[rsync_cv_MKNOD_CREATES_FIFOS=cross])])
1076 if test x"$rsync_cv_MKNOD_CREATES_FIFOS" = x"yes"; then
1077 AC_DEFINE(MKNOD_CREATES_FIFOS, 1, [Define to 1 if mknod() can create FIFOs.])
1080 AC_CACHE_CHECK([if mknod creates sockets],rsync_cv_MKNOD_CREATES_SOCKETS,[
1081 AC_RUN_IFELSE([AC_LANG_SOURCE([[
1083 #include <sys/stat.h>
1086 # include <unistd.h>
1088 int main(void) { int rc, ec; char *fn = "sock-test";
1089 unlink(fn); rc = mknod(fn,S_IFSOCK,0600); ec = errno; unlink(fn);
1090 if (rc) {printf("(%d %d) ",rc,ec); return ec;}
1091 return 0;}]])],[rsync_cv_MKNOD_CREATES_SOCKETS=yes],[rsync_cv_MKNOD_CREATES_SOCKETS=no],[rsync_cv_MKNOD_CREATES_SOCKETS=cross])])
1092 if test x"$rsync_cv_MKNOD_CREATES_SOCKETS" = x"yes"; then
1093 AC_DEFINE(MKNOD_CREATES_SOCKETS, 1, [Define to 1 if mknod() can create sockets.])
1097 # The following test was mostly taken from the tcl/tk plus patches
1099 AC_CACHE_CHECK([whether -c -o works],rsync_cv_DASHC_WORKS_WITH_DASHO,[
1101 cat > conftest.$ac_ext <<EOF
1102 int main(void) { return 0; }
1104 ${CC-cc} -c -o conftest..o conftest.$ac_ext
1105 if test -f conftest..o; then
1106 rsync_cv_DASHC_WORKS_WITH_DASHO=yes
1108 rsync_cv_DASHC_WORKS_WITH_DASHO=no
1112 if test x"$rsync_cv_DASHC_WORKS_WITH_DASHO" = x"yes"; then
1115 CC_SHOBJ_FLAG='-o $@'
1117 OBJ_SAVE=' @b=`basename $@ .o`;rm -f $$b.o.sav;if test -f $$b.o; then mv $$b.o $$b.o.sav;fi;'
1118 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'
1123 AC_SUBST(OBJ_RESTORE)
1124 AC_SUBST(CC_SHOBJ_FLAG)
1125 AC_SUBST(BUILD_POPT)
1126 AC_SUBST(BUILD_ZLIB)
1129 AC_CHECK_FUNCS(_acl __acl _facl __facl)
1130 #################################################
1131 # check for ACL support
1133 AC_MSG_CHECKING([whether to support ACLs])
1134 AC_ARG_ENABLE(acl-support,
1135 AS_HELP_STRING([--disable-acl-support],[disable ACL support]))
1137 if test x"$enable_acl_support" = x"no"; then
1142 AC_MSG_RESULT(Using UnixWare ACLs)
1143 AC_DEFINE(HAVE_UNIXWARE_ACLS, 1, [true if you have UnixWare ACLs])
1144 AC_DEFINE(SUPPORT_ACLS, 1, [Define to 1 to add support for ACLs])
1147 AC_MSG_RESULT(Using solaris ACLs)
1148 AC_DEFINE(HAVE_SOLARIS_ACLS, 1, [true if you have solaris ACLs])
1149 AC_DEFINE(SUPPORT_ACLS, 1)
1152 AC_MSG_RESULT(Using HPUX ACLs)
1153 AC_DEFINE(HAVE_HPUX_ACLS, 1, [true if you have HPUX ACLs])
1154 AC_DEFINE(SUPPORT_ACLS, 1)
1157 AC_MSG_RESULT(Using IRIX ACLs)
1158 AC_DEFINE(HAVE_IRIX_ACLS, 1, [true if you have IRIX ACLs])
1159 AC_DEFINE(SUPPORT_ACLS, 1)
1162 AC_MSG_RESULT(Using AIX ACLs)
1163 AC_DEFINE(HAVE_AIX_ACLS, 1, [true if you have AIX ACLs])
1164 AC_DEFINE(SUPPORT_ACLS, 1)
1167 AC_MSG_RESULT(Using Tru64 ACLs)
1168 AC_DEFINE(HAVE_TRU64_ACLS, 1, [true if you have Tru64 ACLs])
1169 AC_DEFINE(SUPPORT_ACLS, 1)
1173 AC_MSG_RESULT(Using OS X ACLs)
1174 AC_DEFINE(HAVE_OSX_ACLS, 1, [true if you have Mac OS X ACLs])
1175 AC_DEFINE(SUPPORT_ACLS, 1)
1178 AC_MSG_RESULT(running tests:)
1179 AC_CHECK_LIB(acl,acl_get_file)
1180 AC_CACHE_CHECK([for ACL support],samba_cv_HAVE_POSIX_ACLS,[
1181 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1182 #include <sys/acl.h>]], [[ acl_t acl; int entry_id; acl_entry_t *entry_p; return acl_get_entry( acl, entry_id, entry_p);]])],[samba_cv_HAVE_POSIX_ACLS=yes],[samba_cv_HAVE_POSIX_ACLS=no])])
1183 AC_MSG_CHECKING(ACL test results)
1184 if test x"$samba_cv_HAVE_POSIX_ACLS" = x"yes"; then
1185 AC_MSG_RESULT(Using posix ACLs)
1186 AC_DEFINE(HAVE_POSIX_ACLS, 1, [true if you have posix ACLs])
1187 AC_DEFINE(SUPPORT_ACLS, 1)
1188 AC_CACHE_CHECK([for acl_get_perm_np],samba_cv_HAVE_ACL_GET_PERM_NP,[
1189 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1190 #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])])
1191 if test x"$samba_cv_HAVE_ACL_GET_PERM_NP" = x"yes"; then
1192 AC_DEFINE(HAVE_ACL_GET_PERM_NP, 1, [true if you have acl_get_perm_np])
1195 if test x"$enable_acl_support" = x"yes"; then
1196 AC_MSG_ERROR(Failed to find ACL support)
1198 AC_MSG_RESULT(No ACL support found)
1205 #################################################
1206 # check for extended attribute support
1207 AC_MSG_CHECKING(whether to support extended attributes)
1208 AC_ARG_ENABLE(xattr-support,
1209 AS_HELP_STRING([--disable-xattr-support],[disable extended attributes]),
1210 [], [case "$ac_cv_func_getxattr$ac_cv_func_extattr_get_link$ac_cv_func_attropen" in
1211 *yes*) enable_xattr_support=maybe ;;
1212 *) enable_xattr_support=no ;;
1214 AH_TEMPLATE([SUPPORT_XATTRS],
1215 [Define to 1 to add support for extended attributes])
1216 if test x"$enable_xattr_support" = x"no"; then
1221 AC_MSG_RESULT(Using Linux xattrs)
1222 AC_DEFINE(HAVE_LINUX_XATTRS, 1, [True if you have Linux xattrs (or equivalent)])
1223 AC_DEFINE(SUPPORT_XATTRS, 1)
1224 AC_DEFINE(NO_SYMLINK_USER_XATTRS, 1, [True if symlinks do not support user xattrs])
1225 AC_CHECK_LIB(attr,getxattr)
1228 AC_MSG_RESULT(Using OS X xattrs)
1229 AC_DEFINE(HAVE_OSX_XATTRS, 1, [True if you have Mac OS X xattrs])
1230 AC_DEFINE(SUPPORT_XATTRS, 1)
1231 AC_DEFINE(NO_DEVICE_XATTRS, 1, [True if device files do not support xattrs])
1232 AC_DEFINE(NO_SPECIAL_XATTRS, 1, [True if special files do not support xattrs])
1235 AC_MSG_RESULT(Using FreeBSD extattrs)
1236 AC_DEFINE(HAVE_FREEBSD_XATTRS, 1, [True if you have FreeBSD xattrs])
1237 AC_DEFINE(SUPPORT_XATTRS, 1)
1240 AC_MSG_RESULT(Using Solaris xattrs)
1241 AC_DEFINE(HAVE_SOLARIS_XATTRS, 1, [True if you have Solaris xattrs])
1242 AC_DEFINE(SUPPORT_XATTRS, 1)
1243 AC_DEFINE(NO_SYMLINK_XATTRS, 1, [True if symlinks do not support xattrs])
1246 if test x"$enable_xattr_support" = x"yes"; then
1247 AC_MSG_ERROR(Failed to find extended attribute support)
1249 AC_MSG_RESULT(No extended attribute support found)
1255 if test x"$enable_acl_support" = x"no" -o x"$enable_xattr_support" = x"no" -o x"$enable_iconv" = x"no"; then
1256 AC_MSG_CHECKING([whether $CC supports -Wno-unused-parameter])
1257 OLD_CFLAGS="$CFLAGS"
1258 CFLAGS="$CFLAGS -Wno-unused-parameter"
1259 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <stdio.h>]], [[printf("hello\n");]])],[rsync_warn_flag=yes],[rsync_warn_flag=no])
1260 AC_MSG_RESULT([$rsync_warn_flag])
1261 if test x"$rsync_warn_flag" = x"no"; then
1262 CFLAGS="$OLD_CFLAGS"
1267 ' checker'*|checker*)
1268 AC_DEFINE(FORCE_FD_ZERO_MEMSET, 1, [Used to make "checker" understand that FD_ZERO() clears memory.])
1272 AC_CONFIG_FILES([Makefile lib/dummy zlib/dummy popt/dummy shconfig])
1276 AC_MSG_RESULT([ rsync ${RSYNC_VERSION} configuration successful])