1 dnl Process this file with autoconf to produce a configure script.
4 AC_CONFIG_SRCDIR([byteorder.h])
5 AC_CONFIG_HEADER(config.h)
9 AC_SUBST(RSYNC_VERSION)
10 AC_MSG_NOTICE([Configuring rsync $RSYNC_VERSION])
12 AC_DEFINE_UNQUOTED(RSYNC_VERSION, ["$RSYNC_VERSION"], [rsync release version])
18 # We must decide this before testing the compiler.
20 # Please allow this to default to yes, so that your users have more
21 # chance of getting a useful stack trace if problems occur.
23 AC_MSG_CHECKING([whether to include debugging symbols])
25 AC_HELP_STRING([--disable-debug],
26 [disable debugging symbols and features]))
28 if test x"$enable_debug" = x"no"; then
33 dnl AC_DEFINE(DEBUG, 1, [Define to turn on debugging code that may slow normal operation])
34 # leave ac_cv_prog_cc_g alone; AC_PROG_CC will try to include -g if it can
37 dnl Checks for programs.
45 AC_DEFINE([_GNU_SOURCE], 1,
46 [Define _GNU_SOURCE so that we get all necessary prototypes])
48 if test x"$ac_cv_prog_cc_stdc" = x"no"; then
49 AC_MSG_WARN([rsync requires an ANSI C compiler and you don't seem to have one])
52 AC_ARG_ENABLE(profile,
53 AC_HELP_STRING([--enable-profile],
54 [turn on CPU profiling]))
55 if test x"$enable_profile" = x"yes"; then
60 # Specifically, this turns on panic_action handling.
61 AC_ARG_ENABLE(maintainer-mode,
62 AC_HELP_STRING([--enable-maintainer-mode],
63 [turn on extra debug features]))
64 if test x"$enable_maintainer_mode" = x"yes"; then
65 CFLAGS="$CFLAGS -DMAINTAINER_MODE"
69 # This is needed for our included version of popt. Kind of silly, but
70 # I don't want our version too far out of sync.
71 CFLAGS="$CFLAGS -DHAVE_CONFIG_H"
73 # If GCC, turn on warnings.
74 if test x"$GCC" = x"yes"; then
75 CFLAGS="$CFLAGS -Wall -W"
78 AC_ARG_WITH(included-popt,
79 AC_HELP_STRING([--with-included-popt], [use bundled popt library, not from system]))
81 AC_ARG_WITH(rsync-path,
82 AC_HELP_STRING([--with-rsync-path=PATH], [set default --rsync-path to PATH (default: rsync)]),
83 [ RSYNC_PATH="$with_rsync_path" ],
84 [ RSYNC_PATH="rsync" ])
86 AC_DEFINE_UNQUOTED(RSYNC_PATH, "$RSYNC_PATH", [location of rsync on remote machine])
88 AC_ARG_WITH(rsyncd-conf,
89 AC_HELP_STRING([--with-rsyncd-conf=PATH], [set configuration file for rsync server to PATH (default: /etc/rsyncd.conf)]),
90 [ if test ! -z "$with_rsyncd_conf" ; then
91 case $with_rsyncd_conf in
93 RSYNCD_SYSCONF="/etc/rsyncd.conf"
96 RSYNCD_SYSCONF="$with_rsyncd_conf"
99 AC_MSG_ERROR(You must specify an absolute path to --with-rsyncd-conf=PATH)
103 RSYNCD_SYSCONF="/etc/rsyncd.conf"
105 [ RSYNCD_SYSCONF="/etc/rsyncd.conf" ])
107 AC_DEFINE_UNQUOTED(RSYNCD_SYSCONF, "$RSYNCD_SYSCONF", [location of configuration file for rsync server])
110 AC_HELP_STRING([--with-rsh=CMD], [set remote shell command to CMD (default: ssh)]))
112 AC_CHECK_PROG(HAVE_REMSH, remsh, 1, 0)
113 if test x$HAVE_REMSH = x1; then
114 AC_DEFINE(HAVE_REMSH, 1, [Define to 1 if remote shell is remsh, not rsh])
117 if test x"$with_rsh" != x; then
118 RSYNC_RSH="$with_rsh"
122 AC_DEFINE_UNQUOTED(RSYNC_RSH, "$RSYNC_RSH", [default -e command])
124 AC_CHECK_PROG(HAVE_YODL2MAN, yodl2man, 1, 0)
125 if test x$HAVE_YODL2MAN = x1; then
129 AC_ARG_WITH(nobody-group,
130 AC_HELP_STRING([--with-nobody-group=GROUP],
131 [set the default unprivileged group (default nobody or nogroup)]),
132 [ NOBODY_GROUP="$with_nobody_group" ])
134 if test x"$with_nobody_group" = x; then
135 AC_MSG_CHECKING([the group for user "nobody"])
136 if grep '^nobody:' /etc/group >/dev/null 2>&1; then
138 elif grep '^nogroup:' /etc/group >/dev/null 2>&1; then
141 NOBODY_GROUP=nobody # test for others?
143 AC_MSG_RESULT($NOBODY_GROUP)
146 AC_DEFINE_UNQUOTED(NOBODY_USER, "nobody", [unprivileged user--e.g. nobody])
147 AC_DEFINE_UNQUOTED(NOBODY_GROUP, "$NOBODY_GROUP", [unprivileged group for unprivileged user])
149 # arrgh. libc in some old debian version screwed up the largefile
150 # stuff, getting byte range locking wrong
151 AC_CACHE_CHECK([for broken largefile support],rsync_cv_HAVE_BROKEN_LARGEFILE,[
153 #define _FILE_OFFSET_BITS 64
156 #include <sys/types.h>
157 #include <sys/wait.h>
163 char tpl[32] = "/tmp/locktest.XXXXXX";
164 int fd = mkstemp(tpl);
166 strcpy(tpl, "conftest.dat");
167 fd = open(tpl, O_CREAT|O_RDWR, 0600);
170 lock.l_type = F_WRLCK;
171 lock.l_whence = SEEK_SET;
175 fcntl(fd,F_SETLK,&lock);
178 _exit(fcntl(fd,F_SETLK,&lock) == 0);
182 exit(WEXITSTATUS(status));
185 rsync_cv_HAVE_BROKEN_LARGEFILE=yes,rsync_cv_HAVE_BROKEN_LARGEFILE=no,rsync_cv_HAVE_BROKEN_LARGEFILE=cross)])
186 if test x"$rsync_cv_HAVE_BROKEN_LARGEFILE" != x"yes"; then
195 AC_HELP_STRING([--disable-ipv6],
196 [don't even try to use IPv6]))
197 if test x"$enable_ipv6" != x"no"; then
198 AC_MSG_CHECKING([ipv6 stack type])
199 for i in inria kame linux-glibc linux-inet6 solaris toshiba v6d zeta; do
202 # http://www.kame.net/
204 #include <netinet/in.h>
205 #ifdef IPV6_INRIA_VERSION
209 AC_DEFINE(INET6, 1, [true if you have IPv6])
213 # http://www.kame.net/
215 #include <netinet/in.h>
220 AC_DEFINE(INET6, 1, [true if you have IPv6])])
223 # http://www.v6.linux.or.jp/
225 #include <features.h>
226 #if defined(__GLIBC__) && __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1
230 AC_DEFINE(INET6, 1, [true if you have IPv6])])
233 # http://www.v6.linux.or.jp/
234 if test -d /usr/inet6 -o -f /usr/inet6/lib/libinet6.a; then
237 ipv6libdir=/usr/inet6/lib
239 AC_DEFINE(INET6, 1, [true if you have IPv6])
240 CFLAGS="-I/usr/inet6/include $CFLAGS"
246 #include <netinet/ip6.h>
251 AC_DEFINE(INET6, 1, [true if you have IPv6])])
255 #include <sys/param.h>
256 #ifdef _TOSHIBA_INET6
261 ipv6libdir=/usr/local/v6/lib;
262 AC_DEFINE(INET6, 1, [true if you have IPv6])])
266 #include </usr/local/v6/include/sys/v6config.h>
272 ipv6libdir=/usr/local/v6/lib;
273 AC_DEFINE(INET6, 1, [true if you have IPv6])])
277 #include <sys/param.h>
278 #ifdef _ZETA_MINAMI_INET6
283 ipv6libdir=/usr/local/v6/lib;
284 AC_DEFINE(INET6, 1, [true if you have IPv6])])
287 if test "$ipv6type" != "unknown"; then
291 AC_MSG_RESULT($ipv6type)
293 AC_SEARCH_LIBS(getaddrinfo, inet6)
296 dnl Do you want to disable use of locale functions
297 AC_ARG_ENABLE([locale],
298 AC_HELP_STRING([--disable-locale],
299 [disable locale features]))
300 AH_TEMPLATE([CONFIG_LOCALE],
301 [Undefine if you don't want locale features. By default this is defined.])
302 if test x"$enable_locale" != x"no"; then
303 AC_DEFINE(CONFIG_LOCALE)
306 AC_MSG_CHECKING([whether to call shutdown on all sockets])
308 *cygwin* ) AC_MSG_RESULT(yes)
309 AC_DEFINE(SHUTDOWN_ALL_SOCKETS, 1,
310 [Define to 1 if sockets need to be shutdown])
312 * ) AC_MSG_RESULT(no);;
319 AC_CHECK_HEADERS(sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h \
320 unistd.h utime.h grp.h compat.h sys/param.h ctype.h sys/wait.h \
321 sys/ioctl.h sys/filio.h string.h stdlib.h sys/socket.h sys/mode.h \
322 sys/un.h sys/attr.h mcheck.h arpa/inet.h arpa/nameser.h locale.h \
323 netdb.h malloc.h float.h limits.h iconv.h libcharset.h langinfo.h \
324 sys/acl.h acl/libacl.h attr/xattr.h sys/xattr.h sys/extattr.h \
328 AC_CACHE_CHECK([if makedev takes 3 args],rsync_cv_MAKEDEV_TAKES_3_ARGS,[
330 #include <sys/types.h>
331 #ifdef MAJOR_IN_MKDEV
332 #include <sys/mkdev.h>
333 # if !defined makedev && (defined mkdev || defined _WIN32 || defined __WIN32__)
334 # define makedev mkdev
336 #elif defined MAJOR_IN_SYSMACROS
337 #include <sys/sysmacros.h>
342 dev_t dev = makedev(0, 5, 7);
343 if (major(dev) != 5 || minor(dev) != 7)
348 rsync_cv_MAKEDEV_TAKES_3_ARGS=yes,rsync_cv_MAKEDEV_TAKES_3_ARGS=no,rsync_cv_MAKEDEV_TAKES_3_ARGS=no)])
349 if test x"$rsync_cv_MAKEDEV_TAKES_3_ARGS" = x"yes"; then
350 AC_DEFINE(MAKEDEV_TAKES_3_ARGS, 1, [Define to 1 if makedev() takes 3 args])
354 AC_CHECK_SIZEOF(long)
355 AC_CHECK_SIZEOF(long long)
356 AC_CHECK_SIZEOF(short)
357 AC_CHECK_SIZEOF(int16_t)
358 AC_CHECK_SIZEOF(uint16_t)
359 AC_CHECK_SIZEOF(int32_t)
360 AC_CHECK_SIZEOF(uint32_t)
361 AC_CHECK_SIZEOF(int64_t)
362 AC_CHECK_SIZEOF(off_t)
363 AC_CHECK_SIZEOF(off64_t)
364 AC_CHECK_SIZEOF(time_t)
371 AC_CHECK_TYPES([mode_t,off_t,size_t,pid_t,id_t])
373 AC_CHECK_MEMBERS([struct stat.st_rdev])
377 AC_CACHE_CHECK([for errno in errno.h],rsync_cv_errno, [
378 AC_TRY_COMPILE([#include <errno.h>],[int i = errno],
379 rsync_cv_errno=yes,rsync_cv_have_errno_decl=no)])
380 if test x"$rsync_cv_errno" = x"yes"; then
381 AC_DEFINE(HAVE_ERRNO_DECL, 1, [Define to 1 if errno is declared in errno.h])
384 # The following test taken from the cvs sources
385 # If we can't find connect, try looking in -lsocket, -lnsl, and -linet.
386 # These need checks to be before checks for any other functions that
387 # might be in the same libraries.
388 # The Irix 5 libc.so has connect and gethostbyname, but Irix 5 also has
389 # libsocket.so which has a bad implementation of gethostbyname (it
390 # only looks in /etc/hosts), so we only look for -lsocket if we need
392 AC_CHECK_FUNCS(connect)
393 if test x"$ac_cv_func_connect" = x"no"; then
396 *) AC_CHECK_LIB(nsl_s, printf) ;;
400 *) AC_CHECK_LIB(nsl, printf) ;;
404 *) AC_CHECK_LIB(socket, connect) ;;
408 *) AC_CHECK_LIB(inet, connect) ;;
410 dnl We can't just call AC_CHECK_FUNCS(connect) here, because the value
412 if test x"$ac_cv_lib_socket_connect" = x"yes" ||
413 test x"$ac_cv_lib_inet_connect" = x"yes"; then
414 # ac_cv_func_connect=yes
415 # don't! it would cause AC_CHECK_FUNC to succeed next time configure is run
416 AC_DEFINE(HAVE_CONNECT, 1, [Define to 1 if you have the "connect" function])
420 AC_SEARCH_LIBS(inet_ntop, resolv)
422 # Solaris and HP-UX weirdness:
423 # Search for libiconv_open (not iconv_open) to discover if -liconv is needed!
424 AC_SEARCH_LIBS(libiconv_open, iconv)
426 AC_MSG_CHECKING([for iconv declaration])
427 AC_CACHE_VAL(am_cv_proto_iconv, [
435 #if defined(__STDC__) || defined(__cplusplus)
436 size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
440 ], [], am_cv_proto_iconv_arg1="", am_cv_proto_iconv_arg1="const")
441 am_cv_proto_iconv="extern size_t iconv (iconv_t cd, $am_cv_proto_iconv_arg1 char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);"])
442 am_cv_proto_iconv=`echo "[$]am_cv_proto_iconv" | tr -s ' ' | sed -e 's/( /(/'`
443 AC_MSG_RESULT([$]{ac_t:-
444 }[$]am_cv_proto_iconv)
445 AC_DEFINE_UNQUOTED(ICONV_CONST, $am_cv_proto_iconv_arg1,
446 [Define as const if the declaration of iconv() needs const.])
448 dnl AC_MSG_NOTICE([Looking in libraries: $LIBS])
450 AC_CHECK_FUNCS(inet_ntop, , [AC_LIBOBJ(lib/inet_ntop)])
451 AC_CHECK_FUNCS(inet_pton, , [AC_LIBOBJ(lib/inet_pton)])
453 AC_HAVE_TYPE([struct addrinfo], [#include <netdb.h>])
454 AC_HAVE_TYPE([struct sockaddr_storage], [#include <sys/types.h>
455 #include <sys/socket.h>])
457 # Irix 6.5 has getaddrinfo but not the corresponding defines, so use
458 # builtin getaddrinfo if one of the defines don't exist
459 AC_CACHE_CHECK([whether defines needed by getaddrinfo exist],
460 rsync_cv_HAVE_GETADDR_DEFINES,[
462 #include <sys/types.h>
463 #include <sys/socket.h>
468 rsync_cv_HAVE_GETADDR_DEFINES=yes,
469 rsync_cv_HAVE_GETADDR_DEFINES=no)])
470 if test x"$rsync_cv_HAVE_GETADDR_DEFINES" = x"yes" -a x"$ac_cv_type_struct_addrinfo" = x"yes"; then
471 # Tru64 UNIX has getaddrinfo() but has it renamed in libc as
472 # something else so we must include <netdb.h> to get the
474 AC_CHECK_FUNCS(getaddrinfo, ,
475 [AC_MSG_CHECKING([for getaddrinfo by including <netdb.h>])
476 AC_TRY_LINK([#include <sys/types.h>
477 #include <sys/socket.h>
478 #include <netdb.h>],[getaddrinfo(NULL, NULL, NULL, NULL);],
479 [AC_MSG_RESULT([yes])
480 AC_DEFINE(HAVE_GETADDRINFO, 1,
481 [Define to 1 if you have the "getaddrinfo" function and required types.])],
483 AC_LIBOBJ(lib/getaddrinfo)])])
485 AC_LIBOBJ(lib/getaddrinfo)
488 AC_CHECK_MEMBER([struct sockaddr.sa_len],
489 [ AC_DEFINE(HAVE_SOCKADDR_LEN, 1, [Do we have sockaddr.sa_len?]) ],
492 #include <sys/types.h>
493 #include <sys/socket.h>
496 AC_CHECK_MEMBER([struct sockaddr_in.sin_len],
497 [ AC_DEFINE(HAVE_SOCKADDR_IN_LEN, 1, [Do we have sockaddr_in.sin_len?]) ],
500 #include <sys/types.h>
501 #include <sys/socket.h>
502 #include <netinet/in.h>
505 AC_CHECK_MEMBER([struct sockaddr_un.sun_len],
506 [ AC_DEFINE(HAVE_SOCKADDR_UN_LEN, 1, [Do we have sockaddr_un.sun_len?]) ],
509 #include <sys/types.h>
510 #include <sys/socket.h>
511 #include <netinet/in.h>
514 AC_CHECK_MEMBER([struct sockaddr_in6.sin6_scope_id],
515 [ AC_DEFINE(HAVE_SOCKADDR_IN6_SCOPE_ID, 1, [Do we have sockaddr_in6.sin6_scope_id?]) ],
518 #include <sys/types.h>
519 #include <sys/socket.h>
520 #include <netinet/in.h>
523 AC_HAVE_TYPE([struct stat64], [#include <stdio.h>
525 # include <sys/types.h>
528 # include <sys/stat.h>
540 # if we can't find strcasecmp, look in -lresolv (for Unixware at least)
542 AC_CHECK_FUNCS(strcasecmp)
543 if test x"$ac_cv_func_strcasecmp" = x"no"; then
544 AC_CHECK_LIB(resolv, strcasecmp)
547 AC_CHECK_FUNCS(aclsort)
548 if test x"$ac_cv_func_aclsort" = x"no"; then
549 AC_CHECK_LIB(sec, aclsort)
552 dnl At the moment we don't test for a broken memcmp(), because all we
553 dnl need to do is test for equality, not comparison, and it seems that
554 dnl every platform has a memcmp that can do at least that.
559 AC_CHECK_FUNCS(waitpid wait4 getcwd strdup chown chmod lchmod mknod mkfifo \
560 fchmod fstat ftruncate strchr readlink link utime utimes lutimes strftime \
561 memmove lchown vsnprintf snprintf vasprintf asprintf setsid strpbrk \
562 strlcat strlcpy strtol mallinfo getgroups setgroups geteuid getegid \
563 setlocale setmode open64 lseek64 mkstemp64 mtrace va_copy __va_copy \
564 strerror putenv iconv_open locale_charset nl_langinfo getxattr \
565 extattr_get_link sigaction sigprocmask setattrlist getgrouplist \
568 dnl cygwin iconv.h defines iconv_open as libiconv_open
569 if test x"$ac_cv_func_iconv_open" != x"yes"; then
570 AC_CHECK_FUNC(libiconv_open, [ac_cv_func_iconv_open=yes; AC_DEFINE(HAVE_ICONV_OPEN, 1)])
573 AC_CHECK_FUNCS(getpgrp tcgetpgrp)
574 if test $ac_cv_func_getpgrp = yes; then
578 AC_ARG_ENABLE(iconv-open,
579 AC_HELP_STRING([--disable-iconv-open],
580 [disable all use of iconv_open() function]),
581 [], [enable_iconv_open=$ac_cv_func_iconv_open])
583 if test x"$enable_iconv_open" != x"no"; then
584 AC_DEFINE(USE_ICONV_OPEN, 1, [Define to 1 if you want rsync to make use of iconv_open()])
588 AC_HELP_STRING([--disable-iconv],
589 [disable rsync's --iconv option]),
590 [], [enable_iconv=$enable_iconv_open])
591 AH_TEMPLATE([ICONV_OPTION],
592 [Define if you want the --iconv option. Specifing a value will set the
593 default iconv setting (a NULL means no --iconv processing by default).])
594 if test x"$enable_iconv" != x"no"; then
595 if test x"$enable_iconv" = x"yes"; then
596 AC_DEFINE(ICONV_OPTION, NULL)
598 AC_DEFINE_UNQUOTED(ICONV_OPTION, "$enable_iconv")
600 AC_DEFINE(UTF8_CHARSET, "UTF-8", [String to pass to iconv() for the UTF-8 charset.])
603 AC_CACHE_CHECK([whether chown() modifies symlinks],rsync_cv_chown_modifies_symlink,[
611 char const *dangling_symlink = "conftest.dangle";
612 unlink(dangling_symlink);
613 if (symlink("conftest.no-such", dangling_symlink) < 0) abort();
614 if (chown(dangling_symlink, getuid(), getgid()) < 0 && errno == ENOENT) exit(1);
617 rsync_cv_chown_modifies_symlink=yes,rsync_cv_chown_modifies_symlink=no,rsync_cv_chown_modifies_symlink=no)])
618 if test $rsync_cv_chown_modifies_symlink = yes; then
619 AC_DEFINE(CHOWN_MODIFIES_SYMLINK, 1, [Define to 1 if chown modifies symlinks.])
622 AC_CACHE_CHECK([whether link() can hard-link symlinks],rsync_cv_can_hardlink_symlink,[
629 #define FILENAME "conftest.dangle"
632 if (symlink("conftest.no-such", FILENAME) < 0) abort();
633 if (link(FILENAME, FILENAME "2") < 0) exit(1);
636 rsync_cv_can_hardlink_symlink=yes,rsync_cv_can_hardlink_symlink=no,rsync_cv_can_hardlink_symlink=no)])
637 if test $rsync_cv_can_hardlink_symlink = yes; then
638 AC_DEFINE(CAN_HARDLINK_SYMLINK, 1, [Define to 1 if link() can hard-link symlinks.])
641 AC_CACHE_CHECK([whether link() can hard-link special files],rsync_cv_can_hardlink_special,[
648 #define FILENAME "conftest.fifi"
651 if (mkfifo(FILENAME, 0777) < 0) abort();
652 if (link(FILENAME, FILENAME "2") < 0) exit(1);
655 rsync_cv_can_hardlink_special=yes,rsync_cv_can_hardlink_special=no,rsync_cv_can_hardlink_special=no)])
656 if test $rsync_cv_can_hardlink_special = yes; then
657 AC_DEFINE(CAN_HARDLINK_SPECIAL, 1, [Define to 1 if link() can hard-link special files.])
660 AC_CACHE_CHECK([for working socketpair],rsync_cv_HAVE_SOCKETPAIR,[
662 #include <sys/types.h>
663 #include <sys/socket.h>
667 exit((socketpair(AF_UNIX, SOCK_STREAM, 0, fd) != -1) ? 0 : 1);
669 rsync_cv_HAVE_SOCKETPAIR=yes,rsync_cv_HAVE_SOCKETPAIR=no,rsync_cv_HAVE_SOCKETPAIR=cross)])
670 if test x"$rsync_cv_HAVE_SOCKETPAIR" = x"yes"; then
671 AC_DEFINE(HAVE_SOCKETPAIR, 1, [Define to 1 if you have the "socketpair" function])
674 if test x"$with_included_popt" != x"yes"; then
675 AC_CHECK_LIB(popt, poptGetContext, , [with_included_popt=yes])
677 if test x"$ac_cv_header_popt_popt_h" = x"yes"; then
678 # If the system has /usr/include/popt/popt.h, we enable the
679 # included popt because an attempt to "#include <popt/popt.h>"
680 # would use our included header file anyway (due to -I.), and
681 # might conflict with the system popt.
682 with_included_popt=yes
683 elif test x"$ac_cv_header_popt_h" != x"yes"; then
684 with_included_popt=yes
687 AC_MSG_CHECKING([whether to use included libpopt])
688 if test x"$with_included_popt" = x"yes"; then
689 AC_MSG_RESULT($srcdir/popt)
690 BUILD_POPT='$(popt_OBJS)'
691 CFLAGS="$CFLAGS -I$srcdir/popt"
692 if test x"$ALLOCA" != x
694 # this can be removed when/if we add an included alloca.c;
695 # see autoconf documentation on AC_FUNC_ALLOCA
696 AC_MSG_WARN([included libpopt will use malloc, not alloca (which wastes a small amount of memory)])
702 AC_CACHE_CHECK([for unsigned char],rsync_cv_SIGNED_CHAR_OK,[
703 AC_TRY_COMPILE([],[signed char *s = ""],
704 rsync_cv_SIGNED_CHAR_OK=yes,rsync_cv_SIGNED_CHAR_OK=no)])
705 if test x"$rsync_cv_SIGNED_CHAR_OK" = x"yes"; then
706 AC_DEFINE(SIGNED_CHAR_OK, 1, [Define to 1 if "signed char" is a valid type])
709 AC_CACHE_CHECK([for broken readdir],rsync_cv_HAVE_BROKEN_READDIR,[
710 AC_TRY_RUN([#include <sys/types.h>
712 main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
713 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
714 di->d_name[0] == 0) exit(0); exit(1);} ],
715 rsync_cv_HAVE_BROKEN_READDIR=yes,rsync_cv_HAVE_BROKEN_READDIR=no,rsync_cv_HAVE_BROKEN_READDIR=cross)])
716 if test x"$rsync_cv_HAVE_BROKEN_READDIR" = x"yes"; then
717 AC_DEFINE(HAVE_BROKEN_READDIR, 1, [Define to 1 if readdir() is broken])
720 AC_CACHE_CHECK([for utimbuf],rsync_cv_HAVE_STRUCT_UTIMBUF,[
721 AC_TRY_COMPILE([#include <sys/types.h>
723 [struct utimbuf tbuf; tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
724 rsync_cv_HAVE_STRUCT_UTIMBUF=yes,rsync_cv_HAVE_STRUCT_UTIMBUF=no)])
725 if test x"$rsync_cv_HAVE_STRUCT_UTIMBUF" = x"yes"; then
726 AC_DEFINE(HAVE_STRUCT_UTIMBUF, 1, [Define to 1 if you have the "struct utimbuf" type])
729 AC_CACHE_CHECK([if gettimeofday takes tz argument],rsync_cv_HAVE_GETTIMEOFDAY_TZ,[
730 AC_TRY_COMPILE([#include <sys/time.h>
731 #include <unistd.h>],
732 [struct timeval tv; exit(gettimeofday(&tv, NULL));],
733 rsync_cv_HAVE_GETTIMEOFDAY_TZ=yes,rsync_cv_HAVE_GETTIMEOFDAY_TZ=no)])
734 if test x"$rsync_cv_HAVE_GETTIMEOFDAY_TZ" != x"no"; then
735 AC_DEFINE(HAVE_GETTIMEOFDAY_TZ, 1, [Define to 1 if gettimeofday() takes a time-zone arg])
738 AC_CACHE_CHECK([for C99 vsnprintf],rsync_cv_HAVE_C99_VSNPRINTF,[
740 #include <sys/types.h>
742 void foo(const char *format, ...) {
747 va_start(ap, format);
748 len = vsnprintf(0, 0, format, ap);
750 if (len != 5) exit(1);
752 if (snprintf(buf, 3, "hello") != 5 || strcmp(buf, "he") != 0) exit(1);
756 main() { foo("hello"); }
758 rsync_cv_HAVE_C99_VSNPRINTF=yes,rsync_cv_HAVE_C99_VSNPRINTF=no,rsync_cv_HAVE_C99_VSNPRINTF=cross)])
759 if test x"$rsync_cv_HAVE_C99_VSNPRINTF" = x"yes"; then
760 AC_DEFINE(HAVE_C99_VSNPRINTF, 1, [Define to 1 if vsprintf has a C99-compatible return value])
764 AC_CACHE_CHECK([for secure mkstemp],rsync_cv_HAVE_SECURE_MKSTEMP,[
765 AC_TRY_RUN([#include <stdlib.h>
766 #include <sys/types.h>
767 #include <sys/stat.h>
771 char tpl[20]="/tmp/test.XXXXXX";
772 int fd = mkstemp(tpl);
773 if (fd == -1) exit(1);
775 if (fstat(fd, &st) != 0) exit(1);
776 if ((st.st_mode & 0777) != 0600) exit(1);
779 rsync_cv_HAVE_SECURE_MKSTEMP=yes,
780 rsync_cv_HAVE_SECURE_MKSTEMP=no,
781 rsync_cv_HAVE_SECURE_MKSTEMP=cross)])
782 if test x"$rsync_cv_HAVE_SECURE_MKSTEMP" = x"yes"; then
785 dnl HP-UX has a broken mkstemp() implementation they refuse to fix,
786 dnl so we noisily skip using it. See HP change request JAGaf34426
787 dnl for details. (sbonds)
788 AC_MSG_WARN(Skipping broken HP-UX mkstemp() -- using mktemp() instead)
791 AC_DEFINE(HAVE_SECURE_MKSTEMP, 1, [Define to 1 if mkstemp() is available and works right])
797 AC_CACHE_CHECK([if mknod creates FIFOs],rsync_cv_MKNOD_CREATES_FIFOS,[
800 #include <sys/stat.h>
802 main() { int rc, ec; char *fn = "fifo-test";
803 unlink(fn); rc = mknod(fn,S_IFIFO,0600); ec = errno; unlink(fn);
804 if (rc) {printf("(%d %d) ",rc,ec); return ec;}
806 rsync_cv_MKNOD_CREATES_FIFOS=yes,rsync_cv_MKNOD_CREATES_FIFOS=no,rsync_cv_MKNOD_CREATES_FIFOS=cross)])
807 if test x"$rsync_cv_MKNOD_CREATES_FIFOS" = x"yes"; then
808 AC_DEFINE(MKNOD_CREATES_FIFOS, 1, [Define to 1 if mknod() can create FIFOs.])
811 AC_CACHE_CHECK([if mknod creates sockets],rsync_cv_MKNOD_CREATES_SOCKETS,[
814 #include <sys/stat.h>
816 main() { int rc, ec; char *fn = "sock-test";
817 unlink(fn); rc = mknod(fn,S_IFSOCK,0600); ec = errno; unlink(fn);
818 if (rc) {printf("(%d %d) ",rc,ec); return ec;}
820 rsync_cv_MKNOD_CREATES_SOCKETS=yes,rsync_cv_MKNOD_CREATES_SOCKETS=no,rsync_cv_MKNOD_CREATES_SOCKETS=cross)])
821 if test x"$rsync_cv_MKNOD_CREATES_SOCKETS" = x"yes"; then
822 AC_DEFINE(MKNOD_CREATES_SOCKETS, 1, [Define to 1 if mknod() can create sockets.])
826 # The following test was mostly taken from the tcl/tk plus patches
828 AC_CACHE_CHECK([whether -c -o works],rsync_cv_DASHC_WORKS_WITH_DASHO,[
830 cat > conftest.$ac_ext <<EOF
831 int main() { return 0; }
833 ${CC-cc} -c -o conftest..o conftest.$ac_ext
834 if test -f conftest..o; then
835 rsync_cv_DASHC_WORKS_WITH_DASHO=yes
837 rsync_cv_DASHC_WORKS_WITH_DASHO=no
841 if test x"$rsync_cv_DASHC_WORKS_WITH_DASHO" = x"yes"; then
844 CC_SHOBJ_FLAG='-o $@'
846 OBJ_SAVE=' @b=`basename $@ .o`;rm -f $$b.o.sav;if test -f $$b.o; then mv $$b.o $$b.o.sav;fi;'
847 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'
852 AC_SUBST(OBJ_RESTORE)
853 AC_SUBST(CC_SHOBJ_FLAG)
857 AC_CHECK_FUNCS(_acl __acl _facl __facl)
858 #################################################
859 # check for ACL support
861 AC_MSG_CHECKING([whether to support ACLs])
862 AC_ARG_ENABLE(acl-support,
863 AC_HELP_STRING([--disable-acl-support],
864 [disable ACL support]))
866 if test x"$enable_acl_support" = x"no"; then
871 AC_MSG_RESULT(Using UnixWare ACLs)
872 AC_DEFINE(HAVE_UNIXWARE_ACLS, 1, [true if you have UnixWare ACLs])
873 AC_DEFINE(SUPPORT_ACLS, 1, [Define to 1 to add support for ACLs])
876 AC_MSG_RESULT(Using solaris ACLs)
877 AC_DEFINE(HAVE_SOLARIS_ACLS, 1, [true if you have solaris ACLs])
878 AC_DEFINE(SUPPORT_ACLS, 1)
881 AC_MSG_RESULT(Using HPUX ACLs)
882 AC_DEFINE(HAVE_HPUX_ACLS, 1, [true if you have HPUX ACLs])
883 AC_DEFINE(SUPPORT_ACLS, 1)
886 AC_MSG_RESULT(Using IRIX ACLs)
887 AC_DEFINE(HAVE_IRIX_ACLS, 1, [true if you have IRIX ACLs])
888 AC_DEFINE(SUPPORT_ACLS, 1)
891 AC_MSG_RESULT(Using AIX ACLs)
892 AC_DEFINE(HAVE_AIX_ACLS, 1, [true if you have AIX ACLs])
893 AC_DEFINE(SUPPORT_ACLS, 1)
896 AC_MSG_RESULT(Using Tru64 ACLs)
897 AC_DEFINE(HAVE_TRU64_ACLS, 1, [true if you have Tru64 ACLs])
898 AC_DEFINE(SUPPORT_ACLS, 1)
902 AC_MSG_RESULT(Using OS X ACLs)
903 AC_DEFINE(HAVE_OSX_ACLS, 1, [true if you have Mac OS X ACLs])
904 AC_DEFINE(SUPPORT_ACLS, 1)
907 AC_MSG_RESULT(running tests:)
908 AC_CHECK_LIB(acl,acl_get_file)
909 AC_CACHE_CHECK([for ACL support],samba_cv_HAVE_POSIX_ACLS,[
910 AC_TRY_LINK([#include <sys/types.h>
911 #include <sys/acl.h>],
912 [ acl_t acl; int entry_id; acl_entry_t *entry_p; return acl_get_entry( acl, entry_id, entry_p);],
913 samba_cv_HAVE_POSIX_ACLS=yes,samba_cv_HAVE_POSIX_ACLS=no)])
914 AC_MSG_CHECKING(ACL test results)
915 if test x"$samba_cv_HAVE_POSIX_ACLS" = x"yes"; then
916 AC_MSG_RESULT(Using posix ACLs)
917 AC_DEFINE(HAVE_POSIX_ACLS, 1, [true if you have posix ACLs])
918 AC_DEFINE(SUPPORT_ACLS, 1)
919 AC_CACHE_CHECK([for acl_get_perm_np],samba_cv_HAVE_ACL_GET_PERM_NP,[
920 AC_TRY_LINK([#include <sys/types.h>
921 #include <sys/acl.h>],
922 [ acl_permset_t permset_d; acl_perm_t perm; return acl_get_perm_np( permset_d, perm);],
923 samba_cv_HAVE_ACL_GET_PERM_NP=yes,samba_cv_HAVE_ACL_GET_PERM_NP=no)])
924 if test x"$samba_cv_HAVE_ACL_GET_PERM_NP" = x"yes"; then
925 AC_DEFINE(HAVE_ACL_GET_PERM_NP, 1, [true if you have acl_get_perm_np])
928 if test x"$enable_acl_support" = x"yes"; then
929 AC_MSG_ERROR(Failed to find ACL support)
931 AC_MSG_RESULT(No ACL support found)
938 #################################################
939 # check for extended attribute support
940 AC_MSG_CHECKING(whether to support extended attributes)
941 AC_ARG_ENABLE(xattr-support,
942 AC_HELP_STRING([--disable-xattr-support],
943 [disable extended attributes]),
944 [], [case "$ac_cv_func_getxattr$ac_cv_func_extattr_get_link" in
945 *yes*) enable_xattr_support=maybe ;;
946 *) enable_xattr_support=no ;;
948 AH_TEMPLATE([SUPPORT_XATTRS],
949 [Define to 1 to add support for extended attributes])
950 if test x"$enable_xattr_support" = x"no"; then
955 AC_MSG_RESULT(Using Linux xattrs)
956 AC_DEFINE(HAVE_LINUX_XATTRS, 1, [True if you have Linux xattrs])
957 AC_DEFINE(SUPPORT_XATTRS, 1)
960 AC_MSG_RESULT(Using OS X xattrs)
961 AC_DEFINE(HAVE_OSX_XATTRS, 1, [True if you have Mac OS X xattrs])
962 AC_DEFINE(SUPPORT_XATTRS, 1)
965 AC_MSG_RESULT(Using FreeBSD extattrs)
966 AC_DEFINE(HAVE_FREEBSD_XATTRS, 1, [True if you have FreeBSD xattrs])
967 AC_DEFINE(SUPPORT_XATTRS, 1)
970 AC_MSG_RESULT(Using Solaris xattrs)
971 AC_DEFINE(HAVE_SOLARIS_XATTRS, 1, [True if you have Solaris xattrs])
972 AC_DEFINE(SUPPORT_XATTRS, 1)
973 AC_DEFINE(NO_SYMLINK_XATTRS, 1, [True if symlinks don't support xattrs])
976 if test x"$enable_xattr_support" = x"yes"; then
977 AC_MSG_ERROR(Failed to find extended attribute support)
979 AC_MSG_RESULT(No extended attribute support found)
985 if test x"$enable_acl_support" = x"no" -o x"$enable_xattr_support" = x"no" -o x"$enable_iconv" = x"no"; then
986 AC_MSG_CHECKING([whether $CC supports -Wno-unused-parameter])
988 CFLAGS="$CFLAGS -Wno-unused-parameter"
989 AC_COMPILE_IFELSE([ ], [rsync_warn_flag=yes], [rsync_warn_flag=no])
990 AC_MSG_RESULT([$rsync_warn_flag])
991 if test x"$rsync_warn_flag" = x"no"; then
997 ' checker'*|checker*)
998 AC_DEFINE(FORCE_FD_ZERO_MEMSET, 1, [Used to make "checker" understand that FD_ZERO() clears memory.])
1002 AC_CONFIG_FILES([Makefile lib/dummy zlib/dummy popt/dummy shconfig])
1006 AC_MSG_RESULT([ rsync ${RSYNC_VERSION} configuration successful])