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"$md2man_works" = x"no"; then
91 AC_MSG_ERROR(You need python3 and the cmarkgfm OR commonmark python3 lib in order to build man pages.
92 You can specify --disable-md2man if you want to skip building them.)
99 # Specifically, this turns on panic_action handling.
100 AC_ARG_ENABLE(maintainer-mode,
101 AS_HELP_STRING([--enable-maintainer-mode],[turn on extra debug features]))
102 if test x"$enable_maintainer_mode" = x"yes"; then
103 CFLAGS="$CFLAGS -DMAINTAINER_MODE"
106 # This is needed for our included version of popt. Kind of silly, but
107 # I don't want our version too far out of sync.
108 CFLAGS="$CFLAGS -DHAVE_CONFIG_H"
110 # If GCC, turn on warnings.
111 if test x"$GCC" = x"yes"; then
112 CFLAGS="$CFLAGS -Wall -W"
115 AC_ARG_WITH(included-popt,
116 AS_HELP_STRING([--with-included-popt],[use bundled popt library, not from system]))
118 AC_ARG_WITH(included-zlib,
119 AS_HELP_STRING([--with-included-zlib],[use bundled zlib library, not from system]))
121 AC_ARG_WITH(protected-args,
122 AS_HELP_STRING([--with-protected-args],[make --protected-args option the default]))
123 if test x"$with_protected_args" = x"yes"; then
124 AC_DEFINE_UNQUOTED(RSYNC_USE_PROTECTED_ARGS, 1, [Define to 1 if --protected-args should be the default])
127 AC_ARG_WITH(rsync-path,
128 AS_HELP_STRING([--with-rsync-path=PATH],[set default --rsync-path to PATH (default: rsync)]),
129 [ RSYNC_PATH="$with_rsync_path" ],
130 [ RSYNC_PATH="rsync" ])
132 AC_DEFINE_UNQUOTED(RSYNC_PATH, "$RSYNC_PATH", [location of rsync on remote machine])
134 AC_ARG_WITH(rsyncd-conf,
135 AS_HELP_STRING([--with-rsyncd-conf=PATH],[set configuration file for rsync server to PATH (default: /etc/rsyncd.conf)]),
136 [ if test ! -z "$with_rsyncd_conf" ; then
137 case $with_rsyncd_conf in
139 RSYNCD_SYSCONF="/etc/rsyncd.conf"
142 RSYNCD_SYSCONF="$with_rsyncd_conf"
145 AC_MSG_ERROR(You must specify an absolute path to --with-rsyncd-conf=PATH)
149 RSYNCD_SYSCONF="/etc/rsyncd.conf"
151 [ RSYNCD_SYSCONF="/etc/rsyncd.conf" ])
153 AC_DEFINE_UNQUOTED(RSYNCD_SYSCONF, "$RSYNCD_SYSCONF", [location of configuration file for rsync server])
156 AS_HELP_STRING([--with-rsh=CMD],[set remote shell command to CMD (default: ssh)]))
158 AC_CHECK_PROG(HAVE_REMSH, remsh, 1, 0)
159 if test x$HAVE_REMSH = x1; then
160 AC_DEFINE(HAVE_REMSH, 1, [Define to 1 if remote shell is remsh, not rsh])
163 if test x"$with_rsh" != x; then
164 RSYNC_RSH="$with_rsh"
168 AC_DEFINE_UNQUOTED(RSYNC_RSH, "$RSYNC_RSH", [default -e command])
170 # Some programs on solaris are only found in /usr/xpg4/bin (or work better than others versions).
171 AC_PATH_PROG(SHELL_PATH, sh, /bin/sh, [/usr/xpg4/bin$PATH_SEPARATOR$PATH])
172 AC_PATH_PROG(FAKEROOT_PATH, fakeroot, /usr/bin/fakeroot, [/usr/xpg4/bin$PATH_SEPARATOR$PATH])
174 AC_ARG_WITH(nobody-group,
175 AS_HELP_STRING([--with-nobody-group=GROUP],[set the default unprivileged group (default nobody or nogroup)]),
176 [ NOBODY_GROUP="$with_nobody_group" ])
178 if test x"$with_nobody_group" = x; then
179 AC_MSG_CHECKING([the group for user "nobody"])
180 if grep '^nobody:' /etc/group >/dev/null 2>&1; then
182 elif grep '^nogroup:' /etc/group >/dev/null 2>&1; then
185 NOBODY_GROUP=nobody # test for others?
187 AC_MSG_RESULT($NOBODY_GROUP)
190 AC_DEFINE_UNQUOTED(NOBODY_USER, "nobody", [unprivileged user--e.g. nobody])
191 AC_DEFINE_UNQUOTED(NOBODY_GROUP, "$NOBODY_GROUP", [unprivileged group for unprivileged user])
196 AC_MSG_CHECKING([whether to enable SIMD optimizations])
198 AS_HELP_STRING([--disable-simd],[disable SIMD optimizations (requires g++)]))
200 if test x"$enable_simd" != x"no"; then
201 # For x86-64 SIMD, g++ is also required
202 if test x"$build_cpu" = x"x86_64"; then
203 if test x"$CXX" = x"g++"; then
204 # AC_MSG_RESULT() called below
210 AC_MSG_ERROR(Failed to find g++ for SIMD speedups. Use --disable-simd to continue without it.)
219 if test x"$SIMD" != x""; then
220 SIMD=`echo "$SIMD" | sed -e 's/^ *//'`
221 AC_MSG_RESULT([yes ($SIMD)])
222 AC_DEFINE(HAVE_SIMD, 1, [Define to 1 to enable SIMD optimizations])
223 SIMD=`echo "$SIMD" | sed -e 's/[[^ ]]\+/$(SIMD_&)/g'`
224 # We only use g++ for its target attribute dispatching, disable unneeded bulky features
225 CXXFLAGS="$CXXFLAGS -fno-exceptions -fno-rtti"
232 # arrgh. libc in some old debian version screwed up the largefile
233 # stuff, getting byte range locking wrong
234 AC_CACHE_CHECK([for broken largefile support],rsync_cv_HAVE_BROKEN_LARGEFILE,[
235 AC_RUN_IFELSE([AC_LANG_SOURCE([[
236 #define _FILE_OFFSET_BITS 64
239 #include <sys/types.h>
240 #include <sys/wait.h>
249 char tpl[32] = "/tmp/locktest.XXXXXX";
250 int fd = mkstemp(tpl);
252 strcpy(tpl, "conftest.dat");
253 fd = open(tpl, O_CREAT|O_RDWR, 0600);
256 lock.l_type = F_WRLCK;
257 lock.l_whence = SEEK_SET;
261 fcntl(fd,F_SETLK,&lock);
264 _exit(fcntl(fd,F_SETLK,&lock) == 0);
268 return WEXITSTATUS(status);
270 ]])],[rsync_cv_HAVE_BROKEN_LARGEFILE=yes],[rsync_cv_HAVE_BROKEN_LARGEFILE=no],[rsync_cv_HAVE_BROKEN_LARGEFILE=cross])])
271 if test x"$rsync_cv_HAVE_BROKEN_LARGEFILE" != x"yes"; then
280 AS_HELP_STRING([--disable-ipv6],[turn off IPv6 support]))
281 if test x"$enable_ipv6" != x"no"; then
282 AC_MSG_CHECKING([ipv6 stack type])
283 for i in inria kame linux-glibc linux-inet6 solaris toshiba v6d zeta cygwin; do
286 # http://www.kame.net/
288 #include <netinet/in.h>
289 #ifdef IPV6_INRIA_VERSION
293 AC_DEFINE(INET6, 1, [true if you have IPv6])
297 # http://www.kame.net/
299 #include <netinet/in.h>
304 AC_DEFINE(INET6, 1, [true if you have IPv6])])
307 # http://www.v6.linux.or.jp/
309 #include <features.h>
310 #if defined(__GLIBC__) && __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1
314 AC_DEFINE(INET6, 1, [true if you have IPv6])])
317 # http://www.v6.linux.or.jp/
318 if test -d /usr/inet6 -o -f /usr/inet6/lib/libinet6.a; then
321 ipv6libdir=/usr/inet6/lib
323 AC_DEFINE(INET6, 1, [true if you have IPv6])
324 CFLAGS="-I/usr/inet6/include $CFLAGS"
330 #include <netinet/ip6.h>
335 AC_DEFINE(INET6, 1, [true if you have IPv6])])
339 #include <sys/param.h>
340 #ifdef _TOSHIBA_INET6
345 ipv6libdir=/usr/local/v6/lib;
346 AC_DEFINE(INET6, 1, [true if you have IPv6])])
350 #include </usr/local/v6/include/sys/v6config.h>
356 ipv6libdir=/usr/local/v6/lib;
357 AC_DEFINE(INET6, 1, [true if you have IPv6])])
361 #include <sys/param.h>
362 #ifdef _ZETA_MINAMI_INET6
367 ipv6libdir=/usr/local/v6/lib;
368 AC_DEFINE(INET6, 1, [true if you have IPv6])])
372 #include <netinet/in.h>
377 AC_DEFINE(INET6, 1, [true if you have IPv6])])
380 if test "$ipv6type" != "unknown"; then
384 AC_MSG_RESULT($ipv6type)
386 AC_SEARCH_LIBS(getaddrinfo, inet6)
389 dnl Do you want to disable use of locale functions
390 AC_ARG_ENABLE([locale],
391 AS_HELP_STRING([--disable-locale],[disable locale features]))
392 AH_TEMPLATE([CONFIG_LOCALE],
393 [Undefine if you do not want locale features. By default this is defined.])
394 if test x"$enable_locale" != x"no"; then
395 AC_DEFINE(CONFIG_LOCALE)
398 AC_MSG_CHECKING([whether to call shutdown on all sockets])
400 *cygwin* ) AC_MSG_RESULT(yes)
401 AC_DEFINE(SHUTDOWN_ALL_SOCKETS, 1,
402 [Define to 1 if sockets need to be shutdown])
404 * ) AC_MSG_RESULT(no);;
411 AC_CHECK_HEADERS(sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h \
412 unistd.h utime.h grp.h compat.h sys/param.h ctype.h sys/wait.h \
413 sys/ioctl.h sys/filio.h string.h stdlib.h sys/socket.h sys/mode.h \
414 sys/un.h sys/attr.h mcheck.h arpa/inet.h arpa/nameser.h locale.h \
415 netdb.h malloc.h float.h limits.h iconv.h libcharset.h langinfo.h \
416 sys/acl.h acl/libacl.h attr/xattr.h sys/xattr.h sys/extattr.h \
417 popt.h popt/popt.h linux/falloc.h netinet/in_systm.h netinet/ip.h \
418 zlib.h xxhash.h openssl/md4.h openssl/md5.h zstd.h lz4.h)
419 AC_HEADER_MAJOR_FIXED
421 AC_MSG_CHECKING([whether to enable use of openssl crypto library])
422 AC_ARG_ENABLE([openssl],
423 AS_HELP_STRING([--disable-openssl],[disable openssl crypto library]))
424 AH_TEMPLATE([USE_OPENSSL],
425 [Undefine if you do not want to use openssl crypto library. By default this is defined.])
426 if test x"$enable_openssl" != x"no"; then
427 if test x"$ac_cv_header_openssl_md4_h" = x"yes" && test x"$ac_cv_header_openssl_md5_h" = x"yes"; then
429 AC_SEARCH_LIBS(MD5_Init, crypto,
430 [AC_DEFINE(USE_OPENSSL)],
431 [AC_MSG_ERROR(Failed to find MD5_Init function in openssl crypto lib.
432 Use --disable-openssl to continue without openssl crypto lib support.)])
435 AC_MSG_ERROR(Failed to find openssl/md4.h and openssl/md5.h for openssl crypto lib support.
436 Use --disable-openssl to continue without it.)
442 AC_MSG_CHECKING([whether to enable xxhash checksum support])
443 AC_ARG_ENABLE([xxhash],
444 AS_HELP_STRING([--disable-xxhash],[disable xxhash checksums]))
445 AH_TEMPLATE([SUPPORT_XXHASH],
446 [Undefine if you do not want xxhash checksums. By default this is defined.])
447 if test x"$enable_xxhash" != x"no"; then
448 if test x"$ac_cv_header_xxhash_h" = x"yes"; then
450 AC_SEARCH_LIBS(XXH64_createState, xxhash,
451 [AC_DEFINE(SUPPORT_XXHASH)],
452 [AC_MSG_ERROR(Failed to find XXH64_createState function in xxhash lib.
453 Use --disable-xxhash to continue without xxhash checksums.)])
456 AC_MSG_ERROR(Failed to find xxhash.h for xxhash checksum support.
457 Use --disable-xxhash to continue without it.)
463 AC_MSG_CHECKING([whether to enable zstd compression])
464 AC_ARG_ENABLE([zstd],
465 AC_HELP_STRING([--disable-zstd], [disable zstd compression]))
466 AH_TEMPLATE([SUPPORT_ZSTD],
467 [Undefine if you do not want zstd compression. By default this is defined.])
468 if test x"$enable_zstd" != x"no"; then
469 if test x"$ac_cv_header_zstd_h" = x"yes"; then
471 AC_SEARCH_LIBS(ZSTD_minCLevel, zstd,
472 [AC_DEFINE(SUPPORT_ZSTD)],
473 [AC_MSG_ERROR(Failed to find ZSTD_minCLevel function in zstd lib.
474 Use --disable-zstd to continue without zstd compression.)])
477 AC_MSG_ERROR(Failed to find zstd.h for zstd compression support.
478 Use --disable-zstd to continue without it.)
484 AC_MSG_CHECKING([whether to enable LZ4 compression])
486 AC_HELP_STRING([--disable-lz4], [disable LZ4 compression]))
487 AH_TEMPLATE([SUPPORT_LZ4],
488 [Undefine if you do not want LZ4 compression. By default this is defined.])
489 if test x"$enable_lz4" != x"no"; then
490 if test x"$ac_cv_header_lz4_h" = x"yes"; then
492 AC_SEARCH_LIBS(LZ4_compress_default, lz4,
493 [AC_DEFINE(SUPPORT_LZ4)],
494 [AC_MSG_ERROR(Failed to find LZ4_compress_default function in lz4 lib.
495 Use --disable-lz4 to continue without lz4 compression.)])
498 AC_MSG_ERROR(Failed to find lz4.h for lz4 compression support.
499 Use --disable-lz4 to continue without it.)
505 AC_CACHE_CHECK([if makedev takes 3 args],rsync_cv_MAKEDEV_TAKES_3_ARGS,[
506 AC_RUN_IFELSE([AC_LANG_SOURCE([[
507 #include <sys/types.h>
508 #ifdef MAJOR_IN_MKDEV
509 #include <sys/mkdev.h>
510 # if !defined makedev && (defined mkdev || defined _WIN32 || defined __WIN32__)
511 # define makedev mkdev
513 #elif defined MAJOR_IN_SYSMACROS
514 #include <sys/sysmacros.h>
519 dev_t dev = makedev(0, 5, 7);
520 if (major(dev) != 5 || minor(dev) != 7)
524 ]])],[rsync_cv_MAKEDEV_TAKES_3_ARGS=yes],[rsync_cv_MAKEDEV_TAKES_3_ARGS=no],[rsync_cv_MAKEDEV_TAKES_3_ARGS=no])])
525 if test x"$rsync_cv_MAKEDEV_TAKES_3_ARGS" = x"yes"; then
526 AC_DEFINE(MAKEDEV_TAKES_3_ARGS, 1, [Define to 1 if makedev() takes 3 args])
530 AC_CHECK_SIZEOF(long)
531 AC_CHECK_SIZEOF(long long)
532 AC_CHECK_SIZEOF(short)
533 AC_CHECK_SIZEOF(int16_t)
534 AC_CHECK_SIZEOF(uint16_t)
535 AC_CHECK_SIZEOF(int32_t)
536 AC_CHECK_SIZEOF(uint32_t)
537 AC_CHECK_SIZEOF(int64_t)
538 AC_CHECK_SIZEOF(off_t)
539 AC_CHECK_SIZEOF(off64_t)
540 AC_CHECK_SIZEOF(time_t)
541 AC_CHECK_SIZEOF(char*)
545 AC_TYPE_LONG_DOUBLE_WIDER
546 ac_cv_c_long_double=$ac_cv_type_long_double_wider
547 if test $ac_cv_c_long_double = yes; then
548 AC_DEFINE([HAVE_LONG_DOUBLE],[1],[Define to 1 if the type `long double' works and has more range or precision than `double'.])
552 AC_CHECK_TYPES([mode_t,off_t,size_t,pid_t,id_t])
554 AC_CHECK_MEMBERS([struct stat.st_rdev,
555 struct stat.st_mtimensec,
556 struct stat.st_mtimespec.tv_nsec,
557 struct stat.st_mtim.tv_nsec],,,[
558 #ifdef HAVE_SYS_TYPES_H
559 #include <sys/types.h>
561 #ifdef HAVE_SYS_STAT_H
562 #include <sys/stat.h>
570 AC_CACHE_CHECK([for errno in errno.h],rsync_cv_errno, [
571 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <errno.h>]], [[int i = errno]])],[rsync_cv_errno=yes],[rsync_cv_have_errno_decl=no])])
572 if test x"$rsync_cv_errno" = x"yes"; then
573 AC_DEFINE(HAVE_ERRNO_DECL, 1, [Define to 1 if errno is declared in errno.h])
576 # The following test taken from the cvs sources
577 # If we can't find connect, try looking in -lsocket, -lnsl, and -linet.
578 # These need checks to be before checks for any other functions that
579 # might be in the same libraries.
580 # The Irix 5 libc.so has connect and gethostbyname, but Irix 5 also has
581 # libsocket.so which has a bad implementation of gethostbyname (it
582 # only looks in /etc/hosts), so we only look for -lsocket if we need
584 AC_CHECK_FUNCS(connect)
585 if test x"$ac_cv_func_connect" = x"no"; then
588 *) AC_CHECK_LIB(nsl_s, printf) ;;
592 *) AC_CHECK_LIB(nsl, printf) ;;
596 *) AC_CHECK_LIB(socket, connect) ;;
600 *) AC_CHECK_LIB(inet, connect) ;;
602 dnl We can't just call AC_CHECK_FUNCS(connect) here, because the value
604 if test x"$ac_cv_lib_socket_connect" = x"yes" ||
605 test x"$ac_cv_lib_inet_connect" = x"yes"; then
606 # ac_cv_func_connect=yes
607 # don't! it would cause AC_CHECK_FUNC to succeed next time configure is run
608 AC_DEFINE(HAVE_CONNECT, 1, [Define to 1 if you have the "connect" function])
612 AC_SEARCH_LIBS(inet_ntop, resolv)
614 # For OS X, Solaris, HP-UX, etc.: figure out if -liconv is needed. We'll
615 # accept either iconv_open or libiconv_open, since some include files map
616 # the former to the latter.
617 AC_SEARCH_LIBS(iconv_open, iconv)
618 AC_SEARCH_LIBS(libiconv_open, iconv)
620 AC_MSG_CHECKING([for iconv declaration])
621 AC_CACHE_VAL(am_cv_proto_iconv, [
622 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
629 #if defined(__STDC__) || defined(__cplusplus)
630 size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
634 ]], [[]])],[am_cv_proto_iconv_arg1=""],[am_cv_proto_iconv_arg1="const"])
635 am_cv_proto_iconv="extern size_t iconv (iconv_t cd, $am_cv_proto_iconv_arg1 char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);"])
636 am_cv_proto_iconv=`echo "[$]am_cv_proto_iconv" | tr -s ' ' | sed -e 's/( /(/'`
637 AC_MSG_RESULT([$]{ac_t:-
638 }[$]am_cv_proto_iconv)
639 AC_DEFINE_UNQUOTED(ICONV_CONST, $am_cv_proto_iconv_arg1,
640 [Define as const if the declaration of iconv() needs const.])
642 dnl AC_MSG_NOTICE([Looking in libraries: $LIBS])
644 AC_REPLACE_FUNCS([inet_ntop inet_pton])
646 AC_HAVE_TYPE([struct addrinfo], [#include <netdb.h>])
647 AC_HAVE_TYPE([struct sockaddr_storage], [#include <sys/types.h>
648 #include <sys/socket.h>])
650 # Irix 6.5 has getaddrinfo but not the corresponding defines, so use
651 # builtin getaddrinfo if one of the defines don't exist
652 AC_CACHE_CHECK([whether defines needed by getaddrinfo exist],
653 rsync_cv_HAVE_GETADDR_DEFINES,[
655 #include <sys/types.h>
656 #include <sys/socket.h>
661 rsync_cv_HAVE_GETADDR_DEFINES=yes,
662 rsync_cv_HAVE_GETADDR_DEFINES=no)])
663 AS_IF([test x"$rsync_cv_HAVE_GETADDR_DEFINES" = x"yes" -a x"$ac_cv_type_struct_addrinfo" = x"yes"],[
664 # Tru64 UNIX has getaddrinfo() but has it renamed in libc as
665 # something else so we must include <netdb.h> to get the
667 AC_CHECK_FUNCS(getaddrinfo, ,
668 [AC_MSG_CHECKING([for getaddrinfo by including <netdb.h>])
669 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
670 #include <sys/socket.h>
671 #include <netdb.h>]], [[getaddrinfo(NULL, NULL, NULL, NULL);]])],[AC_MSG_RESULT([yes])
672 AC_DEFINE(HAVE_GETADDRINFO, 1,
673 [Define to 1 if you have the "getaddrinfo" function and required types.])],[AC_MSG_RESULT([no])
674 AC_LIBOBJ([getaddrinfo])])])
675 ],[AC_LIBOBJ([getaddrinfo])])
677 AC_CHECK_MEMBER([struct sockaddr.sa_len],
678 [ AC_DEFINE(HAVE_SOCKADDR_LEN, 1, [Do we have sockaddr.sa_len?]) ],
681 #include <sys/types.h>
682 #include <sys/socket.h>
685 AC_CHECK_MEMBER([struct sockaddr_in.sin_len],
686 [ AC_DEFINE(HAVE_SOCKADDR_IN_LEN, 1, [Do we have sockaddr_in.sin_len?]) ],
689 #include <sys/types.h>
690 #include <sys/socket.h>
691 #include <netinet/in.h>
694 AC_CHECK_MEMBER([struct sockaddr_un.sun_len],
695 [ AC_DEFINE(HAVE_SOCKADDR_UN_LEN, 1, [Do we have sockaddr_un.sun_len?]) ],
698 #include <sys/types.h>
699 #include <sys/socket.h>
700 #include <netinet/in.h>
703 AC_CHECK_MEMBER([struct sockaddr_in6.sin6_scope_id],
704 [ AC_DEFINE(HAVE_SOCKADDR_IN6_SCOPE_ID, 1, [Do we have sockaddr_in6.sin6_scope_id?]) ],
707 #include <sys/types.h>
708 #include <sys/socket.h>
709 #include <netinet/in.h>
712 AC_HAVE_TYPE([struct stat64], [#include <stdio.h>
714 # include <sys/types.h>
717 # include <sys/stat.h>
729 # if we can't find strcasecmp, look in -lresolv (for Unixware at least)
731 AC_CHECK_FUNCS(strcasecmp)
732 if test x"$ac_cv_func_strcasecmp" = x"no"; then
733 AC_CHECK_LIB(resolv, strcasecmp)
736 AC_CHECK_FUNCS(aclsort)
737 if test x"$ac_cv_func_aclsort" = x"no"; then
738 AC_CHECK_LIB(sec, aclsort)
741 dnl At the moment we don't test for a broken memcmp(), because all we
742 dnl need to do is test for equality, not comparison, and it seems that
743 dnl every platform has a memcmp that can do at least that.
748 AC_CHECK_FUNCS(waitpid wait4 getcwd strdup chown chmod lchmod mknod mkfifo \
749 fchmod fstat ftruncate strchr readlink link utime utimes lutimes strftime \
750 chflags getattrlist \
751 memmove lchown vsnprintf snprintf vasprintf asprintf setsid strpbrk \
752 strlcat strlcpy strtol mallinfo getgroups setgroups geteuid getegid \
753 setlocale setmode open64 lseek64 mkstemp64 mtrace va_copy __va_copy \
754 seteuid strerror putenv iconv_open locale_charset nl_langinfo getxattr \
755 extattr_get_link sigaction sigprocmask setattrlist getgrouplist \
756 initgroups utimensat posix_fallocate attropen setvbuf nanosleep usleep)
758 dnl cygwin iconv.h defines iconv_open as libiconv_open
759 if test x"$ac_cv_func_iconv_open" != x"yes"; then
760 AC_CHECK_FUNC(libiconv_open, [ac_cv_func_iconv_open=yes; AC_DEFINE(HAVE_ICONV_OPEN, 1)])
763 dnl Preallocation stuff (also fallocate, posix_fallocate function tests above):
765 AC_CACHE_CHECK([for useable fallocate],rsync_cv_have_fallocate,[
766 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <fcntl.h>
767 #include <sys/types.h>]], [[fallocate(0, 0, 0, 0);]])],[rsync_cv_have_fallocate=yes],[rsync_cv_have_fallocate=no])])
768 if test x"$rsync_cv_have_fallocate" = x"yes"; then
769 AC_DEFINE(HAVE_FALLOCATE, 1, [Define to 1 if you have the fallocate function and it compiles and links without error])
772 AC_MSG_CHECKING([for FALLOC_FL_PUNCH_HOLE])
773 AC_PREPROC_IFELSE([AC_LANG_SOURCE([[
774 #define _GNU_SOURCE 1
775 #include <linux/falloc.h>
776 #ifndef FALLOC_FL_PUNCH_HOLE
777 #error FALLOC_FL_PUNCH_HOLE is missing
781 AC_DEFINE([HAVE_FALLOC_FL_PUNCH_HOLE], [1], [Define if FALLOC_FL_PUNCH_HOLE is available.])
787 AC_MSG_CHECKING([for FALLOC_FL_ZERO_RANGE])
788 AC_PREPROC_IFELSE([AC_LANG_SOURCE([[
789 #define _GNU_SOURCE 1
790 #include <linux/falloc.h>
791 #ifndef FALLOC_FL_ZERO_RANGE
792 #error FALLOC_FL_ZERO_RANGE is missing
796 AC_DEFINE([HAVE_FALLOC_FL_ZERO_RANGE], [1], [Define if FALLOC_FL_ZERO_RANGE is available.])
802 AC_CACHE_CHECK([for SYS_fallocate],rsync_cv_have_sys_fallocate,[
803 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/syscall.h>
805 #include <sys/types.h>]], [[syscall(SYS_fallocate, 0, 0, (loff_t)0, (loff_t)0);]])],[rsync_cv_have_sys_fallocate=yes],[rsync_cv_have_sys_fallocate=no])])
806 if test x"$rsync_cv_have_sys_fallocate" = x"yes"; then
807 AC_DEFINE(HAVE_SYS_FALLOCATE, 1, [Define to 1 if you have the SYS_fallocate syscall number])
810 if test x"$ac_cv_func_posix_fallocate" = x"yes"; then
811 AC_MSG_CHECKING([whether posix_fallocate is efficient])
815 AC_DEFINE(HAVE_EFFICIENT_POSIX_FALLOCATE, 1,
816 [Define if posix_fallocate is efficient (Cygwin)])
824 dnl End of preallocation stuff
826 AC_CHECK_FUNCS(getpgrp tcgetpgrp)
827 if test $ac_cv_func_getpgrp = yes; then
831 AC_ARG_ENABLE(iconv-open,
832 AS_HELP_STRING([--disable-iconv-open],[disable all use of iconv_open() function]),
833 [], [enable_iconv_open=$ac_cv_func_iconv_open])
835 if test x"$enable_iconv_open" != x"no"; then
836 AC_DEFINE(USE_ICONV_OPEN, 1, [Define to 1 if you want rsync to make use of iconv_open()])
840 AS_HELP_STRING([--disable-iconv],[disable rsync's --iconv option]),
841 [], [enable_iconv=$enable_iconv_open])
842 AH_TEMPLATE([ICONV_OPTION],
843 [Define if you want the --iconv option. Specifying a value will set the
844 default iconv setting (a NULL means no --iconv processing by default).])
845 if test x"$enable_iconv" != x"no"; then
846 if test x"$enable_iconv" = x"yes"; then
847 AC_DEFINE(ICONV_OPTION, NULL)
849 AC_DEFINE_UNQUOTED(ICONV_OPTION, "$enable_iconv")
851 AC_DEFINE(UTF8_CHARSET, "UTF-8", [String to pass to iconv() for the UTF-8 charset.])
854 AC_CACHE_CHECK([whether chown() modifies symlinks],rsync_cv_chown_modifies_symlink,[
855 AC_RUN_IFELSE([AC_LANG_SOURCE([[
862 char const *dangling_symlink = "conftest.dangle";
863 unlink(dangling_symlink);
864 if (symlink("conftest.no-such", dangling_symlink) < 0) abort();
865 if (chown(dangling_symlink, getuid(), getgid()) < 0 && errno == ENOENT) return 1;
867 }]])],[rsync_cv_chown_modifies_symlink=yes],[rsync_cv_chown_modifies_symlink=no],[rsync_cv_chown_modifies_symlink=no])])
868 if test $rsync_cv_chown_modifies_symlink = yes; then
869 AC_DEFINE(CHOWN_MODIFIES_SYMLINK, 1, [Define to 1 if chown modifies symlinks.])
872 AC_CACHE_CHECK([whether link() can hard-link symlinks],rsync_cv_can_hardlink_symlink,[
873 AC_RUN_IFELSE([AC_LANG_SOURCE([[
879 #define FILENAME "conftest.dangle"
882 if (symlink("conftest.no-such", FILENAME) < 0) abort();
883 unlink(FILENAME "2");
884 if (link(FILENAME, FILENAME "2") < 0) return 1;
886 }]])],[rsync_cv_can_hardlink_symlink=yes],[rsync_cv_can_hardlink_symlink=no],[rsync_cv_can_hardlink_symlink=no])])
887 if test $rsync_cv_can_hardlink_symlink = yes; then
888 AC_DEFINE(CAN_HARDLINK_SYMLINK, 1, [Define to 1 if link() can hard-link symlinks.])
891 AC_CACHE_CHECK([whether link() can hard-link special files],rsync_cv_can_hardlink_special,[
892 AC_RUN_IFELSE([AC_LANG_SOURCE([[
896 #ifdef HAVE_SYS_STAT_H
897 #include <sys/stat.h>
901 #define FILENAME "conftest.fifi"
904 if (mkfifo(FILENAME, 0777) < 0) abort();
905 unlink(FILENAME "2");
906 if (link(FILENAME, FILENAME "2") < 0) return 1;
908 }]])],[rsync_cv_can_hardlink_special=yes],[rsync_cv_can_hardlink_special=no],[rsync_cv_can_hardlink_special=no])])
909 if test $rsync_cv_can_hardlink_special = yes; then
910 AC_DEFINE(CAN_HARDLINK_SPECIAL, 1, [Define to 1 if link() can hard-link special files.])
913 AC_CACHE_CHECK([for working socketpair],rsync_cv_HAVE_SOCKETPAIR,[
914 AC_RUN_IFELSE([AC_LANG_SOURCE([[
915 #include <sys/types.h>
916 #include <sys/socket.h>
920 return (socketpair(AF_UNIX, SOCK_STREAM, 0, fd) != -1) ? 0 : 1;
921 }]])],[rsync_cv_HAVE_SOCKETPAIR=yes],[rsync_cv_HAVE_SOCKETPAIR=no],[rsync_cv_HAVE_SOCKETPAIR=cross])])
922 if test x"$rsync_cv_HAVE_SOCKETPAIR" = x"yes"; then
923 AC_DEFINE(HAVE_SOCKETPAIR, 1, [Define to 1 if you have the "socketpair" function])
926 AC_REPLACE_FUNCS([getpass])
928 if test x"$with_included_popt" != x"yes"; then
929 AC_CHECK_LIB(popt, poptGetContext, , [with_included_popt=yes])
931 if test x"$ac_cv_header_popt_popt_h" = x"yes"; then
932 # If the system has /usr/include/popt/popt.h, we enable the
933 # included popt because an attempt to "#include <popt/popt.h>"
934 # would use our included header file anyway (due to -I.), and
935 # might conflict with the system popt.
936 with_included_popt=yes
937 elif test x"$ac_cv_header_popt_h" != x"yes"; then
938 with_included_popt=yes
941 AC_MSG_CHECKING([whether to use included libpopt])
942 if test x"$with_included_popt" = x"yes"; then
943 AC_MSG_RESULT($srcdir/popt)
944 BUILD_POPT='$(popt_OBJS)'
945 CFLAGS="-I$srcdir/popt $CFLAGS"
946 if test x"$ALLOCA" != x
948 # this can be removed when/if we add an included alloca.c;
949 # see autoconf documentation on AC_FUNC_ALLOCA
950 AC_MSG_WARN([included libpopt will use malloc, not alloca (which wastes a small amount of memory)])
956 # We default to using our zlib unless --with-included-zlib=no is given.
957 if test x"$with_included_zlib" != x"no"; then
958 with_included_zlib=yes
959 elif test x"$ac_cv_header_zlib_h" != x"yes"; then
960 with_included_zlib=yes
962 if test x"$with_included_zlib" != x"yes"; then
963 AC_CHECK_LIB(z, deflateParams, , [with_included_zlib=yes])
966 AC_MSG_CHECKING([whether to use included zlib])
967 if test x"$with_included_zlib" = x"yes"; then
968 AC_MSG_RESULT($srcdir/zlib)
969 BUILD_ZLIB='$(zlib_OBJS)'
970 CFLAGS="-I$srcdir/zlib $CFLAGS"
972 AC_DEFINE(EXTERNAL_ZLIB, 1, [Define to 1 if using external zlib])
976 AC_CACHE_CHECK([for unsigned char],rsync_cv_SIGNED_CHAR_OK,[
977 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[signed char *s = ""]])],[rsync_cv_SIGNED_CHAR_OK=yes],[rsync_cv_SIGNED_CHAR_OK=no])])
978 if test x"$rsync_cv_SIGNED_CHAR_OK" = x"yes"; then
979 AC_DEFINE(SIGNED_CHAR_OK, 1, [Define to 1 if "signed char" is a valid type])
982 AC_CACHE_CHECK([for broken readdir],rsync_cv_HAVE_BROKEN_READDIR,[
983 AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <sys/types.h>
985 int main(void) { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
986 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
987 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])])
988 if test x"$rsync_cv_HAVE_BROKEN_READDIR" = x"yes"; then
989 AC_DEFINE(HAVE_BROKEN_READDIR, 1, [Define to 1 if readdir() is broken])
992 AC_CACHE_CHECK([for utimbuf],rsync_cv_HAVE_STRUCT_UTIMBUF,[
993 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
994 #include <utime.h>]], [[struct utimbuf tbuf; tbuf.actime = 0; tbuf.modtime = 1; return utime("foo.c",&tbuf);]])],[rsync_cv_HAVE_STRUCT_UTIMBUF=yes],[rsync_cv_HAVE_STRUCT_UTIMBUF=no])])
995 if test x"$rsync_cv_HAVE_STRUCT_UTIMBUF" = x"yes"; then
996 AC_DEFINE(HAVE_STRUCT_UTIMBUF, 1, [Define to 1 if you have the "struct utimbuf" type])
999 AC_CACHE_CHECK([if gettimeofday takes tz argument],rsync_cv_HAVE_GETTIMEOFDAY_TZ,[
1000 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/time.h>
1001 #include <unistd.h>]], [[struct timeval tv; return gettimeofday(&tv, NULL);]])],[rsync_cv_HAVE_GETTIMEOFDAY_TZ=yes],[rsync_cv_HAVE_GETTIMEOFDAY_TZ=no])])
1002 if test x"$rsync_cv_HAVE_GETTIMEOFDAY_TZ" != x"no"; then
1003 AC_DEFINE(HAVE_GETTIMEOFDAY_TZ, 1, [Define to 1 if gettimeofday() takes a time-zone arg])
1006 AC_CACHE_CHECK([for C99 vsnprintf],rsync_cv_HAVE_C99_VSNPRINTF,[
1007 AC_RUN_IFELSE([AC_LANG_SOURCE([[
1008 #include <sys/types.h>
1013 void foo(const char *format, ...) {
1016 static char buf[] = "12345678901234567890";
1018 va_start(ap, format);
1019 len = vsnprintf(0, 0, format, ap);
1021 if (len != 5) exit(1);
1023 if (snprintf(buf, 3, "hello") != 5 || strcmp(buf, "he") != 0) exit(1);
1025 int main(void) { foo("hello"); return 0; }
1026 ]])],[rsync_cv_HAVE_C99_VSNPRINTF=yes],[rsync_cv_HAVE_C99_VSNPRINTF=no],[rsync_cv_HAVE_C99_VSNPRINTF=cross])])
1027 if test x"$rsync_cv_HAVE_C99_VSNPRINTF" = x"yes"; then
1028 AC_DEFINE(HAVE_C99_VSNPRINTF, 1, [Define to 1 if vsprintf has a C99-compatible return value])
1032 AC_CACHE_CHECK([for secure mkstemp],rsync_cv_HAVE_SECURE_MKSTEMP,[
1033 AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdlib.h>
1034 #include <sys/types.h>
1035 #include <sys/stat.h>
1039 char tpl[20]="/tmp/test.XXXXXX";
1040 int fd = mkstemp(tpl);
1041 if (fd == -1) return 1;
1043 if (fstat(fd, &st) != 0) return 1;
1044 if ((st.st_mode & 0777) != 0600) return 1;
1046 }]])],[rsync_cv_HAVE_SECURE_MKSTEMP=yes],[rsync_cv_HAVE_SECURE_MKSTEMP=no],[rsync_cv_HAVE_SECURE_MKSTEMP=cross])])
1047 if test x"$rsync_cv_HAVE_SECURE_MKSTEMP" = x"yes"; then
1050 dnl HP-UX has a broken mkstemp() implementation they refuse to fix,
1051 dnl so we noisily skip using it. See HP change request JAGaf34426
1052 dnl for details. (sbonds)
1053 AC_MSG_WARN(Skipping broken HP-UX mkstemp() -- using mktemp() instead)
1056 AC_DEFINE(HAVE_SECURE_MKSTEMP, 1, [Define to 1 if mkstemp() is available and works right])
1062 AC_CACHE_CHECK([if mknod creates FIFOs],rsync_cv_MKNOD_CREATES_FIFOS,[
1063 AC_RUN_IFELSE([AC_LANG_SOURCE([[
1065 #include <sys/stat.h>
1068 # include <unistd.h>
1070 int main(void) { int rc, ec; char *fn = "fifo-test";
1071 unlink(fn); rc = mknod(fn,S_IFIFO,0600); ec = errno; unlink(fn);
1072 if (rc) {printf("(%d %d) ",rc,ec); return ec;}
1073 return 0;}]])],[rsync_cv_MKNOD_CREATES_FIFOS=yes],[rsync_cv_MKNOD_CREATES_FIFOS=no],[rsync_cv_MKNOD_CREATES_FIFOS=cross])])
1074 if test x"$rsync_cv_MKNOD_CREATES_FIFOS" = x"yes"; then
1075 AC_DEFINE(MKNOD_CREATES_FIFOS, 1, [Define to 1 if mknod() can create FIFOs.])
1078 AC_CACHE_CHECK([if mknod creates sockets],rsync_cv_MKNOD_CREATES_SOCKETS,[
1079 AC_RUN_IFELSE([AC_LANG_SOURCE([[
1081 #include <sys/stat.h>
1084 # include <unistd.h>
1086 int main(void) { int rc, ec; char *fn = "sock-test";
1087 unlink(fn); rc = mknod(fn,S_IFSOCK,0600); ec = errno; unlink(fn);
1088 if (rc) {printf("(%d %d) ",rc,ec); return ec;}
1089 return 0;}]])],[rsync_cv_MKNOD_CREATES_SOCKETS=yes],[rsync_cv_MKNOD_CREATES_SOCKETS=no],[rsync_cv_MKNOD_CREATES_SOCKETS=cross])])
1090 if test x"$rsync_cv_MKNOD_CREATES_SOCKETS" = x"yes"; then
1091 AC_DEFINE(MKNOD_CREATES_SOCKETS, 1, [Define to 1 if mknod() can create sockets.])
1095 # The following test was mostly taken from the tcl/tk plus patches
1097 AC_CACHE_CHECK([whether -c -o works],rsync_cv_DASHC_WORKS_WITH_DASHO,[
1099 cat > conftest.$ac_ext <<EOF
1100 int main(void) { return 0; }
1102 ${CC-cc} -c -o conftest..o conftest.$ac_ext
1103 if test -f conftest..o; then
1104 rsync_cv_DASHC_WORKS_WITH_DASHO=yes
1106 rsync_cv_DASHC_WORKS_WITH_DASHO=no
1110 if test x"$rsync_cv_DASHC_WORKS_WITH_DASHO" = x"yes"; then
1113 CC_SHOBJ_FLAG='-o $@'
1115 OBJ_SAVE=' @b=`basename $@ .o`;rm -f $$b.o.sav;if test -f $$b.o; then mv $$b.o $$b.o.sav;fi;'
1116 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'
1121 AC_SUBST(OBJ_RESTORE)
1122 AC_SUBST(CC_SHOBJ_FLAG)
1123 AC_SUBST(BUILD_POPT)
1124 AC_SUBST(BUILD_ZLIB)
1127 AC_CHECK_FUNCS(_acl __acl _facl __facl)
1128 #################################################
1129 # check for ACL support
1131 AC_MSG_CHECKING([whether to support ACLs])
1132 AC_ARG_ENABLE(acl-support,
1133 AS_HELP_STRING([--disable-acl-support],[disable ACL support]))
1135 if test x"$enable_acl_support" = x"no"; then
1140 AC_MSG_RESULT(Using UnixWare ACLs)
1141 AC_DEFINE(HAVE_UNIXWARE_ACLS, 1, [true if you have UnixWare ACLs])
1142 AC_DEFINE(SUPPORT_ACLS, 1, [Define to 1 to add support for ACLs])
1145 AC_MSG_RESULT(Using solaris ACLs)
1146 AC_DEFINE(HAVE_SOLARIS_ACLS, 1, [true if you have solaris ACLs])
1147 AC_DEFINE(SUPPORT_ACLS, 1)
1150 AC_MSG_RESULT(Using HPUX ACLs)
1151 AC_DEFINE(HAVE_HPUX_ACLS, 1, [true if you have HPUX ACLs])
1152 AC_DEFINE(SUPPORT_ACLS, 1)
1155 AC_MSG_RESULT(Using IRIX ACLs)
1156 AC_DEFINE(HAVE_IRIX_ACLS, 1, [true if you have IRIX ACLs])
1157 AC_DEFINE(SUPPORT_ACLS, 1)
1160 AC_MSG_RESULT(Using AIX ACLs)
1161 AC_DEFINE(HAVE_AIX_ACLS, 1, [true if you have AIX ACLs])
1162 AC_DEFINE(SUPPORT_ACLS, 1)
1165 AC_MSG_RESULT(Using Tru64 ACLs)
1166 AC_DEFINE(HAVE_TRU64_ACLS, 1, [true if you have Tru64 ACLs])
1167 AC_DEFINE(SUPPORT_ACLS, 1)
1171 AC_MSG_RESULT(Using OS X ACLs)
1172 AC_DEFINE(HAVE_OSX_ACLS, 1, [true if you have Mac OS X ACLs])
1173 AC_DEFINE(SUPPORT_ACLS, 1)
1176 AC_MSG_RESULT(running tests:)
1177 AC_CHECK_LIB(acl,acl_get_file)
1178 AC_CACHE_CHECK([for ACL support],samba_cv_HAVE_POSIX_ACLS,[
1179 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1180 #include <sys/acl.h>]], [[ acl_t acl; int entry_id; acl_entry_t *entry_p; return acl_get_entry( acl, entry_id, entry_p);]])],[samba_cv_HAVE_POSIX_ACLS=yes],[samba_cv_HAVE_POSIX_ACLS=no])])
1181 AC_MSG_CHECKING(ACL test results)
1182 if test x"$samba_cv_HAVE_POSIX_ACLS" = x"yes"; then
1183 AC_MSG_RESULT(Using posix ACLs)
1184 AC_DEFINE(HAVE_POSIX_ACLS, 1, [true if you have posix ACLs])
1185 AC_DEFINE(SUPPORT_ACLS, 1)
1186 AC_CACHE_CHECK([for acl_get_perm_np],samba_cv_HAVE_ACL_GET_PERM_NP,[
1187 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
1188 #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])])
1189 if test x"$samba_cv_HAVE_ACL_GET_PERM_NP" = x"yes"; then
1190 AC_DEFINE(HAVE_ACL_GET_PERM_NP, 1, [true if you have acl_get_perm_np])
1193 if test x"$enable_acl_support" = x"yes"; then
1194 AC_MSG_ERROR(Failed to find ACL support)
1196 AC_MSG_RESULT(No ACL support found)
1203 #################################################
1204 # check for extended attribute support
1205 AC_MSG_CHECKING(whether to support extended attributes)
1206 AC_ARG_ENABLE(xattr-support,
1207 AS_HELP_STRING([--disable-xattr-support],[disable extended attributes]),
1208 [], [case "$ac_cv_func_getxattr$ac_cv_func_extattr_get_link$ac_cv_func_attropen" in
1209 *yes*) enable_xattr_support=maybe ;;
1210 *) enable_xattr_support=no ;;
1212 AH_TEMPLATE([SUPPORT_XATTRS],
1213 [Define to 1 to add support for extended attributes])
1214 if test x"$enable_xattr_support" = x"no"; then
1219 AC_MSG_RESULT(Using Linux xattrs)
1220 AC_DEFINE(HAVE_LINUX_XATTRS, 1, [True if you have Linux xattrs (or equivalent)])
1221 AC_DEFINE(SUPPORT_XATTRS, 1)
1222 AC_DEFINE(NO_SYMLINK_USER_XATTRS, 1, [True if symlinks do not support user xattrs])
1223 AC_CHECK_LIB(attr,getxattr)
1226 AC_MSG_RESULT(Using OS X xattrs)
1227 AC_DEFINE(HAVE_OSX_XATTRS, 1, [True if you have Mac OS X xattrs])
1228 AC_DEFINE(SUPPORT_XATTRS, 1)
1229 AC_DEFINE(NO_DEVICE_XATTRS, 1, [True if device files do not support xattrs])
1230 AC_DEFINE(NO_SPECIAL_XATTRS, 1, [True if special files do not support xattrs])
1233 AC_MSG_RESULT(Using FreeBSD extattrs)
1234 AC_DEFINE(HAVE_FREEBSD_XATTRS, 1, [True if you have FreeBSD xattrs])
1235 AC_DEFINE(SUPPORT_XATTRS, 1)
1238 AC_MSG_RESULT(Using Solaris xattrs)
1239 AC_DEFINE(HAVE_SOLARIS_XATTRS, 1, [True if you have Solaris xattrs])
1240 AC_DEFINE(SUPPORT_XATTRS, 1)
1241 AC_DEFINE(NO_SYMLINK_XATTRS, 1, [True if symlinks do not support xattrs])
1244 if test x"$enable_xattr_support" = x"yes"; then
1245 AC_MSG_ERROR(Failed to find extended attribute support)
1247 AC_MSG_RESULT(No extended attribute support found)
1253 if test x"$enable_acl_support" = x"no" -o x"$enable_xattr_support" = x"no" -o x"$enable_iconv" = x"no"; then
1254 AC_MSG_CHECKING([whether $CC supports -Wno-unused-parameter])
1255 OLD_CFLAGS="$CFLAGS"
1256 CFLAGS="$CFLAGS -Wno-unused-parameter"
1257 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <stdio.h>]], [[printf("hello\n");]])],[rsync_warn_flag=yes],[rsync_warn_flag=no])
1258 AC_MSG_RESULT([$rsync_warn_flag])
1259 if test x"$rsync_warn_flag" = x"no"; then
1260 CFLAGS="$OLD_CFLAGS"
1265 ' checker'*|checker*)
1266 AC_DEFINE(FORCE_FD_ZERO_MEMSET, 1, [Used to make "checker" understand that FD_ZERO() clears memory.])
1270 AC_CONFIG_FILES([Makefile lib/dummy zlib/dummy popt/dummy shconfig])
1274 AC_MSG_RESULT([ rsync ${RSYNC_VERSION} configuration successful])