File:  [ELWIX - Embedded LightWeight unIX -] / embedaddon / rsync / configure.ac
Revision 1.1.1.1 (vendor branch): download - view: text, annotated - select for diffs - revision graph
Fri Feb 17 15:09:30 2012 UTC (12 years, 4 months ago) by misho
Branches: rsync, MAIN
CVS tags: rsync3_0_9p0, RSYNC3_0_9, HEAD
rsync

    1: dnl Process this file with autoconf to produce a configure script.
    2: 
    3: AC_INIT()
    4: AC_CONFIG_SRCDIR([byteorder.h])
    5: AC_CONFIG_HEADER(config.h)
    6: AC_PREREQ(2.59)
    7: 
    8: RSYNC_VERSION=3.0.9
    9: AC_SUBST(RSYNC_VERSION)
   10: AC_MSG_NOTICE([Configuring rsync $RSYNC_VERSION])
   11: 
   12: AC_DEFINE_UNQUOTED(RSYNC_VERSION, ["$RSYNC_VERSION"], [rsync release version])
   13: 
   14: LDFLAGS=${LDFLAGS-""}
   15: 
   16: AC_CANONICAL_HOST
   17: 
   18: # We must decide this before testing the compiler.
   19: 
   20: # Please allow this to default to yes, so that your users have more
   21: # chance of getting a useful stack trace if problems occur.
   22: 
   23: AC_MSG_CHECKING([whether to include debugging symbols])
   24: AC_ARG_ENABLE(debug,
   25: 	AC_HELP_STRING([--disable-debug],
   26: 		[disable debugging symbols and features]))
   27: 
   28: if test x"$enable_debug" = x"no"; then
   29:     AC_MSG_RESULT(no)
   30:     ac_cv_prog_cc_g=no
   31: else
   32:     AC_MSG_RESULT([yes])
   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
   35: fi
   36: 
   37: dnl Checks for programs.
   38: AC_PROG_CC
   39: AC_PROG_CPP
   40: AC_PROG_EGREP
   41: AC_PROG_INSTALL
   42: AC_PROG_CC_STDC
   43: AC_SUBST(SHELL)
   44: 
   45: AC_DEFINE([_GNU_SOURCE], 1,
   46:           [Define _GNU_SOURCE so that we get all necessary prototypes])
   47: 
   48: if test x"$ac_cv_prog_cc_stdc" = x"no"; then
   49: 	AC_MSG_WARN([rsync requires an ANSI C compiler and you do not seem to have one])
   50: fi
   51: 
   52: AC_ARG_ENABLE(profile,
   53: 	AC_HELP_STRING([--enable-profile],
   54: 		[turn on CPU profiling]))
   55: if test x"$enable_profile" = x"yes"; then
   56: 	CFLAGS="$CFLAGS -pg"
   57: fi
   58: 
   59: 
   60: # Specifically, this turns on panic_action handling.
   61: AC_ARG_ENABLE(maintainer-mode,
   62: 	AC_HELP_STRING([--enable-maintainer-mode],
   63: 		[turn on extra debug features]))
   64: if test x"$enable_maintainer_mode" = x"yes"; then
   65: 	CFLAGS="$CFLAGS -DMAINTAINER_MODE"
   66: fi
   67: 
   68: 
   69: # This is needed for our included version of popt.  Kind of silly, but
   70: # I don't want our version too far out of sync.
   71: CFLAGS="$CFLAGS -DHAVE_CONFIG_H"
   72: 
   73: # If GCC, turn on warnings.
   74: if test x"$GCC" = x"yes"; then
   75: 	CFLAGS="$CFLAGS -Wall -W"
   76: fi
   77: 
   78: AC_ARG_WITH(included-popt,
   79:         AC_HELP_STRING([--with-included-popt], [use bundled popt library, not from system]))
   80: 
   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="$with_rsync_path" ],
   84: 	[ RSYNC_PATH="rsync" ])
   85: 
   86: AC_DEFINE_UNQUOTED(RSYNC_PATH, "$RSYNC_PATH", [location of rsync on remote machine])
   87: 
   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 $with_rsyncd_conf in
   92: 			yes|no)
   93: 				RSYNCD_SYSCONF="/etc/rsyncd.conf"
   94: 				;;
   95: 			/*)
   96: 				RSYNCD_SYSCONF="$with_rsyncd_conf"
   97: 				;;
   98: 			*)
   99:                                 AC_MSG_ERROR(You must specify an absolute path to --with-rsyncd-conf=PATH)
  100: 				;;
  101: 		esac
  102: 	else
  103: 		RSYNCD_SYSCONF="/etc/rsyncd.conf"
  104: 	fi ],
  105: 	[ RSYNCD_SYSCONF="/etc/rsyncd.conf" ])
  106: 
  107: AC_DEFINE_UNQUOTED(RSYNCD_SYSCONF, "$RSYNCD_SYSCONF", [location of configuration file for rsync server])
  108: 
  109: AC_ARG_WITH(rsh,
  110: 	AC_HELP_STRING([--with-rsh=CMD], [set remote shell command to CMD (default: ssh)]))
  111: 
  112: AC_CHECK_PROG(HAVE_REMSH, remsh, 1, 0)
  113: if test x$HAVE_REMSH = x1; then
  114: 	AC_DEFINE(HAVE_REMSH, 1, [Define to 1 if remote shell is remsh, not rsh])
  115: fi
  116: 
  117: if test x"$with_rsh" != x; then
  118: 	RSYNC_RSH="$with_rsh"
  119: else
  120: 	RSYNC_RSH="ssh"
  121: fi
  122: AC_DEFINE_UNQUOTED(RSYNC_RSH, "$RSYNC_RSH", [default -e command])
  123: 
  124: AC_CHECK_PROG(HAVE_YODL2MAN, yodl2man, 1, 0)
  125: if test x$HAVE_YODL2MAN = x1; then
  126:     MAKE_MAN=man
  127: fi
  128: 
  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="$with_nobody_group" ])
  133: 
  134: if test x"$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
  137: 	NOBODY_GROUP=nobody
  138:     elif grep '^nogroup:' /etc/group >/dev/null 2>&1; then
  139: 	NOBODY_GROUP=nogroup
  140:     else
  141: 	NOBODY_GROUP=nobody # test for others?
  142:     fi
  143:     AC_MSG_RESULT($NOBODY_GROUP)
  144: fi
  145: 
  146: AC_DEFINE_UNQUOTED(NOBODY_USER, "nobody", [unprivileged user--e.g. nobody])
  147: AC_DEFINE_UNQUOTED(NOBODY_GROUP, "$NOBODY_GROUP", [unprivileged group for unprivileged user])
  148: 
  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,[
  152: AC_TRY_RUN([
  153: #define _FILE_OFFSET_BITS 64
  154: #include <stdio.h>
  155: #include <fcntl.h>
  156: #include <sys/types.h>
  157: #include <sys/wait.h>
  158: 
  159: int main(void)
  160: {
  161: 	struct flock lock;
  162: 	int status;
  163: 	char tpl[32] = "/tmp/locktest.XXXXXX";
  164: 	int fd = mkstemp(tpl);
  165: 	if (fd < 0) {
  166: 		strcpy(tpl, "conftest.dat");
  167: 		fd = open(tpl, O_CREAT|O_RDWR, 0600);
  168: 	}
  169: 
  170: 	lock.l_type = F_WRLCK;
  171: 	lock.l_whence = SEEK_SET;
  172: 	lock.l_start = 0;
  173: 	lock.l_len = 1;
  174: 	lock.l_pid = 0;
  175: 	fcntl(fd,F_SETLK,&lock);
  176: 	if (fork() == 0) {
  177: 		lock.l_start = 1;
  178: 		_exit(fcntl(fd,F_SETLK,&lock) == 0);
  179: 	}
  180: 	wait(&status);
  181: 	unlink(tpl);
  182: 	exit(WEXITSTATUS(status));
  183: }
  184: ],
  185: rsync_cv_HAVE_BROKEN_LARGEFILE=yes,rsync_cv_HAVE_BROKEN_LARGEFILE=no,rsync_cv_HAVE_BROKEN_LARGEFILE=cross)])
  186: if test x"$rsync_cv_HAVE_BROKEN_LARGEFILE" != x"yes"; then
  187:    AC_SYS_LARGEFILE
  188: fi
  189: 
  190: ipv6type=unknown
  191: ipv6lib=none
  192: ipv6trylibc=yes
  193: 
  194: AC_ARG_ENABLE(ipv6,
  195: 	AC_HELP_STRING([--disable-ipv6],
  196: 		[do not even try to use IPv6]))
  197: if test x"$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 cygwin; do
  200: 		case $i in
  201: 		inria)
  202: 			# http://www.kame.net/
  203: 			AC_EGREP_CPP(yes, [
  204: #include <netinet/in.h>
  205: #ifdef IPV6_INRIA_VERSION
  206: yes
  207: #endif],
  208: 				[ipv6type=$i;
  209: 				AC_DEFINE(INET6, 1, [true if you have IPv6])
  210: 				])
  211: 			;;
  212: 		kame)
  213: 			# http://www.kame.net/
  214: 			AC_EGREP_CPP(yes, [
  215: #include <netinet/in.h>
  216: #ifdef __KAME__
  217: yes
  218: #endif],
  219: 				[ipv6type=$i;
  220: 				AC_DEFINE(INET6, 1, [true if you have IPv6])])
  221: 			;;
  222: 		linux-glibc)
  223: 			# http://www.v6.linux.or.jp/
  224: 			AC_EGREP_CPP(yes, [
  225: #include <features.h>
  226: #if defined(__GLIBC__) && __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1
  227: yes
  228: #endif],
  229: 				[ipv6type=$i;
  230: AC_DEFINE(INET6, 1, [true if you have IPv6])])
  231: 			;;
  232: 		linux-inet6)
  233: 			# http://www.v6.linux.or.jp/
  234: 			if test -d /usr/inet6 -o -f /usr/inet6/lib/libinet6.a; then
  235: 				ipv6type=$i
  236: 				ipv6lib=inet6
  237: 				ipv6libdir=/usr/inet6/lib
  238: 				ipv6trylibc=yes;
  239: 				AC_DEFINE(INET6, 1, [true if you have IPv6])
  240: 				CFLAGS="-I/usr/inet6/include $CFLAGS"
  241: 			fi
  242: 			;;
  243: 		solaris)
  244: 			# http://www.sun.com
  245: 			AC_EGREP_CPP(yes, [
  246: #include <netinet/ip6.h>
  247: #ifdef __sun
  248: yes
  249: #endif],
  250: 				[ipv6type=$i;
  251: 				AC_DEFINE(INET6, 1, [true if you have IPv6])])
  252: 			;;
  253: 		toshiba)
  254: 			AC_EGREP_CPP(yes, [
  255: #include <sys/param.h>
  256: #ifdef _TOSHIBA_INET6
  257: yes
  258: #endif],
  259: 				[ipv6type=$i;
  260: 				ipv6lib=inet6;
  261: 				ipv6libdir=/usr/local/v6/lib;
  262: 				AC_DEFINE(INET6, 1, [true if you have IPv6])])
  263: 			;;
  264: 		v6d)
  265: 			AC_EGREP_CPP(yes, [
  266: #include </usr/local/v6/include/sys/v6config.h>
  267: #ifdef __V6D__
  268: yes
  269: #endif],
  270: 				[ipv6type=$i;
  271: 				ipv6lib=v6;
  272: 				ipv6libdir=/usr/local/v6/lib;
  273: 				AC_DEFINE(INET6, 1, [true if you have IPv6])])
  274: 			;;
  275: 		zeta)
  276: 			AC_EGREP_CPP(yes, [
  277: #include <sys/param.h>
  278: #ifdef _ZETA_MINAMI_INET6
  279: yes
  280: #endif],
  281: 				[ipv6type=$i;
  282: 				ipv6lib=inet6;
  283: 				ipv6libdir=/usr/local/v6/lib;
  284: 				AC_DEFINE(INET6, 1, [true if you have IPv6])])
  285: 			;;
  286: 		cygwin)
  287: 			AC_EGREP_CPP(yes, [
  288: #include <netinet/in.h>
  289: #ifdef _CYGWIN_IN6_H
  290: yes
  291: #endif],
  292: 				[ipv6type=$i;
  293: 				AC_DEFINE(INET6, 1, [true if you have IPv6])])
  294: 			;;
  295: 		esac
  296: 		if test "$ipv6type" != "unknown"; then
  297: 			break
  298: 		fi
  299: 	done
  300: 	AC_MSG_RESULT($ipv6type)
  301: 
  302: 	AC_SEARCH_LIBS(getaddrinfo, inet6)
  303: fi
  304: 
  305: dnl Do you want to disable use of locale functions
  306: AC_ARG_ENABLE([locale],
  307: 	AC_HELP_STRING([--disable-locale],
  308: 		[disable locale features]))
  309: AH_TEMPLATE([CONFIG_LOCALE],
  310: [Undefine if you do not want locale features.  By default this is defined.])
  311: if test x"$enable_locale" != x"no"; then
  312: 	AC_DEFINE(CONFIG_LOCALE)
  313: fi
  314: 
  315: AC_MSG_CHECKING([whether to call shutdown on all sockets])
  316: case $host_os in
  317: 	*cygwin* ) AC_MSG_RESULT(yes)
  318:                    AC_DEFINE(SHUTDOWN_ALL_SOCKETS, 1,
  319: 			    [Define to 1 if sockets need to be shutdown])
  320: 		   ;;
  321: 	       * ) AC_MSG_RESULT(no);;
  322: esac
  323: 
  324: AC_C_BIGENDIAN
  325: AC_HEADER_DIRENT
  326: AC_HEADER_TIME
  327: AC_HEADER_SYS_WAIT
  328: AC_CHECK_HEADERS(sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h \
  329:     unistd.h utime.h grp.h compat.h sys/param.h ctype.h sys/wait.h \
  330:     sys/ioctl.h sys/filio.h string.h stdlib.h sys/socket.h sys/mode.h \
  331:     sys/un.h sys/attr.h mcheck.h arpa/inet.h arpa/nameser.h locale.h \
  332:     netdb.h malloc.h float.h limits.h iconv.h libcharset.h langinfo.h \
  333:     sys/acl.h acl/libacl.h attr/xattr.h sys/xattr.h sys/extattr.h \
  334:     popt.h popt/popt.h netinet/in_systm.h netinet/ip.h)
  335: AC_HEADER_MAJOR
  336: 
  337: AC_CACHE_CHECK([if makedev takes 3 args],rsync_cv_MAKEDEV_TAKES_3_ARGS,[
  338: AC_TRY_RUN([
  339: #include <sys/types.h>
  340: #ifdef MAJOR_IN_MKDEV
  341: #include <sys/mkdev.h>
  342: # if !defined makedev && (defined mkdev || defined _WIN32 || defined __WIN32__)
  343: #  define makedev mkdev
  344: # endif
  345: #elif defined MAJOR_IN_SYSMACROS
  346: #include <sys/sysmacros.h>
  347: #endif
  348: 
  349: int main(void)
  350: {
  351: 	dev_t dev = makedev(0, 5, 7);
  352: 	if (major(dev) != 5 || minor(dev) != 7)
  353: 		exit(1);
  354: 	return 0;
  355: }
  356: ],
  357: rsync_cv_MAKEDEV_TAKES_3_ARGS=yes,rsync_cv_MAKEDEV_TAKES_3_ARGS=no,rsync_cv_MAKEDEV_TAKES_3_ARGS=no)])
  358: if test x"$rsync_cv_MAKEDEV_TAKES_3_ARGS" = x"yes"; then
  359:    AC_DEFINE(MAKEDEV_TAKES_3_ARGS, 1, [Define to 1 if makedev() takes 3 args])
  360: fi
  361: 
  362: AC_CHECK_SIZEOF(int)
  363: AC_CHECK_SIZEOF(long)
  364: AC_CHECK_SIZEOF(long long)
  365: AC_CHECK_SIZEOF(short)
  366: AC_CHECK_SIZEOF(int16_t)
  367: AC_CHECK_SIZEOF(uint16_t)
  368: AC_CHECK_SIZEOF(int32_t)
  369: AC_CHECK_SIZEOF(uint32_t)
  370: AC_CHECK_SIZEOF(int64_t)
  371: AC_CHECK_SIZEOF(off_t)
  372: AC_CHECK_SIZEOF(off64_t)
  373: AC_CHECK_SIZEOF(time_t)
  374: 
  375: AC_C_INLINE
  376: AC_C_LONG_DOUBLE
  377: 
  378: AC_TYPE_SIGNAL
  379: AC_TYPE_UID_T
  380: AC_CHECK_TYPES([mode_t,off_t,size_t,pid_t,id_t])
  381: AC_TYPE_GETGROUPS
  382: AC_CHECK_MEMBERS([struct stat.st_rdev])
  383: 
  384: TYPE_SOCKLEN_T
  385: 
  386: AC_CACHE_CHECK([for errno in errno.h],rsync_cv_errno, [
  387:     AC_TRY_COMPILE([#include <errno.h>],[int i = errno],
  388: 	rsync_cv_errno=yes,rsync_cv_have_errno_decl=no)])
  389: if test x"$rsync_cv_errno" = x"yes"; then
  390:    AC_DEFINE(HAVE_ERRNO_DECL, 1, [Define to 1 if errno is declared in errno.h])
  391: fi
  392: 
  393: # The following test taken from the cvs sources
  394: # If we can't find connect, try looking in -lsocket, -lnsl, and -linet.
  395: # These need checks to be before checks for any other functions that
  396: #    might be in the same libraries.
  397: # The Irix 5 libc.so has connect and gethostbyname, but Irix 5 also has
  398: # libsocket.so which has a bad implementation of gethostbyname (it
  399: # only looks in /etc/hosts), so we only look for -lsocket if we need
  400: # it.
  401: AC_CHECK_FUNCS(connect)
  402: if test x"$ac_cv_func_connect" = x"no"; then
  403:     case "$LIBS" in
  404:     *-lnsl*) ;;
  405:     *) AC_CHECK_LIB(nsl_s, printf) ;;
  406:     esac
  407:     case "$LIBS" in
  408:     *-lnsl*) ;;
  409:     *) AC_CHECK_LIB(nsl, printf) ;;
  410:     esac
  411:     case "$LIBS" in
  412:     *-lsocket*) ;;
  413:     *) AC_CHECK_LIB(socket, connect) ;;
  414:     esac
  415:     case "$LIBS" in
  416:     *-linet*) ;;
  417:     *) AC_CHECK_LIB(inet, connect) ;;
  418:     esac
  419:     dnl We can't just call AC_CHECK_FUNCS(connect) here, because the value
  420:     dnl has been cached.
  421:     if test x"$ac_cv_lib_socket_connect" = x"yes" ||
  422:        test x"$ac_cv_lib_inet_connect" = x"yes"; then
  423:         # ac_cv_func_connect=yes
  424:         # don't!  it would cause AC_CHECK_FUNC to succeed next time configure is run
  425:         AC_DEFINE(HAVE_CONNECT, 1, [Define to 1 if you have the "connect" function])
  426:     fi
  427: fi
  428: 
  429: AC_SEARCH_LIBS(inet_ntop, resolv)
  430: 
  431: # For OS X, Solaris, HP-UX, etc.: figure out if -liconv is needed.  We'll
  432: # accept either iconv_open or libiconv_open, since some include files map
  433: # the former to the latter.
  434: AC_SEARCH_LIBS(iconv_open, iconv)
  435: AC_SEARCH_LIBS(libiconv_open, iconv)
  436: 
  437: AC_MSG_CHECKING([for iconv declaration])
  438: AC_CACHE_VAL(am_cv_proto_iconv, [
  439:     AC_TRY_COMPILE([
  440: #include <stdlib.h>
  441: #include <iconv.h>
  442: extern
  443: #ifdef __cplusplus
  444: "C"
  445: #endif
  446: #if defined(__STDC__) || defined(__cplusplus)
  447: size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);
  448: #else
  449: size_t iconv();
  450: #endif
  451: ], [], am_cv_proto_iconv_arg1="", am_cv_proto_iconv_arg1="const")
  452:       am_cv_proto_iconv="extern size_t iconv (iconv_t cd, $am_cv_proto_iconv_arg1 char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);"])
  453:     am_cv_proto_iconv=`echo "[$]am_cv_proto_iconv" | tr -s ' ' | sed -e 's/( /(/'`
  454: AC_MSG_RESULT([$]{ac_t:-
  455:          }[$]am_cv_proto_iconv)
  456: AC_DEFINE_UNQUOTED(ICONV_CONST, $am_cv_proto_iconv_arg1,
  457: 		   [Define as const if the declaration of iconv() needs const.])
  458: 
  459: dnl AC_MSG_NOTICE([Looking in libraries: $LIBS])
  460: 
  461: AC_CHECK_FUNCS(inet_ntop, , [AC_LIBOBJ(lib/inet_ntop)])
  462: AC_CHECK_FUNCS(inet_pton, , [AC_LIBOBJ(lib/inet_pton)])
  463: 
  464: AC_HAVE_TYPE([struct addrinfo], [#include <netdb.h>])
  465: AC_HAVE_TYPE([struct sockaddr_storage], [#include <sys/types.h>
  466: #include <sys/socket.h>])
  467: 
  468: # Irix 6.5 has getaddrinfo but not the corresponding defines, so use
  469: #   builtin getaddrinfo if one of the defines don't exist
  470: AC_CACHE_CHECK([whether defines needed by getaddrinfo exist],
  471:                rsync_cv_HAVE_GETADDR_DEFINES,[
  472: 			AC_EGREP_CPP(yes, [
  473: 			#include <sys/types.h>
  474: 			#include <sys/socket.h>
  475: 			#include <netdb.h>
  476: 			#ifdef AI_PASSIVE
  477: 			yes
  478: 			#endif],
  479: 			rsync_cv_HAVE_GETADDR_DEFINES=yes,
  480: 			rsync_cv_HAVE_GETADDR_DEFINES=no)])
  481: if test x"$rsync_cv_HAVE_GETADDR_DEFINES" = x"yes" -a x"$ac_cv_type_struct_addrinfo" = x"yes"; then
  482: 	# Tru64 UNIX has getaddrinfo() but has it renamed in libc as
  483: 	# something else so we must include <netdb.h> to get the
  484: 	# redefinition.
  485: 	AC_CHECK_FUNCS(getaddrinfo, ,
  486: 		[AC_MSG_CHECKING([for getaddrinfo by including <netdb.h>])
  487: 		AC_TRY_LINK([#include <sys/types.h>
  488: 		#include <sys/socket.h>
  489: 		#include <netdb.h>],[getaddrinfo(NULL, NULL, NULL, NULL);],
  490: 			[AC_MSG_RESULT([yes])
  491: 			AC_DEFINE(HAVE_GETADDRINFO, 1,
  492: 				[Define to 1 if you have the "getaddrinfo" function and required types.])],
  493: 			[AC_MSG_RESULT([no])
  494: 			AC_LIBOBJ(lib/getaddrinfo)])])
  495: else
  496: 	AC_LIBOBJ(lib/getaddrinfo)
  497: fi
  498: 
  499: AC_CHECK_MEMBER([struct sockaddr.sa_len],
  500: 		[ AC_DEFINE(HAVE_SOCKADDR_LEN, 1, [Do we have sockaddr.sa_len?]) ],
  501: 		[],
  502: 		[
  503: #include <sys/types.h>
  504: #include <sys/socket.h>
  505: ])
  506: 
  507: AC_CHECK_MEMBER([struct sockaddr_in.sin_len],
  508: 		[ AC_DEFINE(HAVE_SOCKADDR_IN_LEN, 1, [Do we have sockaddr_in.sin_len?]) ],
  509: 		[],
  510: 		[
  511: #include <sys/types.h>
  512: #include <sys/socket.h>
  513: #include <netinet/in.h>
  514: ])
  515: 
  516: AC_CHECK_MEMBER([struct sockaddr_un.sun_len],
  517: 		[ AC_DEFINE(HAVE_SOCKADDR_UN_LEN, 1, [Do we have sockaddr_un.sun_len?]) ],
  518: 		[],
  519: 		[
  520: #include <sys/types.h>
  521: #include <sys/socket.h>
  522: #include <netinet/in.h>
  523: ])
  524: 
  525: AC_CHECK_MEMBER([struct sockaddr_in6.sin6_scope_id],
  526: 		[ AC_DEFINE(HAVE_SOCKADDR_IN6_SCOPE_ID, 1, [Do we have sockaddr_in6.sin6_scope_id?]) ],
  527: 		[],
  528: 		[
  529: #include <sys/types.h>
  530: #include <sys/socket.h>
  531: #include <netinet/in.h>
  532: ])
  533: 
  534: AC_HAVE_TYPE([struct stat64], [#include <stdio.h>
  535: #if HAVE_SYS_TYPES_H
  536: # include <sys/types.h>
  537: #endif
  538: #if HAVE_SYS_STAT_H
  539: # include <sys/stat.h>
  540: #endif
  541: #if STDC_HEADERS
  542: # include <stdlib.h>
  543: # include <stddef.h>
  544: #else
  545: # if HAVE_STDLIB_H
  546: #  include <stdlib.h>
  547: # endif
  548: #endif
  549: ])
  550: 
  551: # if we can't find strcasecmp, look in -lresolv (for Unixware at least)
  552: #
  553: AC_CHECK_FUNCS(strcasecmp)
  554: if test x"$ac_cv_func_strcasecmp" = x"no"; then
  555:     AC_CHECK_LIB(resolv, strcasecmp)
  556: fi
  557: 
  558: AC_CHECK_FUNCS(aclsort)
  559: if test x"$ac_cv_func_aclsort" = x"no"; then
  560:     AC_CHECK_LIB(sec, aclsort)
  561: fi
  562: 
  563: dnl At the moment we don't test for a broken memcmp(), because all we
  564: dnl need to do is test for equality, not comparison, and it seems that
  565: dnl every platform has a memcmp that can do at least that.
  566: dnl AC_FUNC_MEMCMP
  567: 
  568: AC_FUNC_UTIME_NULL
  569: AC_FUNC_ALLOCA
  570: AC_CHECK_FUNCS(waitpid wait4 getcwd strdup chown chmod lchmod mknod mkfifo \
  571:     fchmod fstat ftruncate strchr readlink link utime utimes lutimes strftime \
  572:     memmove lchown vsnprintf snprintf vasprintf asprintf setsid strpbrk \
  573:     strlcat strlcpy strtol mallinfo getgroups setgroups geteuid getegid \
  574:     setlocale setmode open64 lseek64 mkstemp64 mtrace va_copy __va_copy \
  575:     seteuid strerror putenv iconv_open locale_charset nl_langinfo getxattr \
  576:     extattr_get_link sigaction sigprocmask setattrlist \
  577:     utimensat)
  578: 
  579: dnl cygwin iconv.h defines iconv_open as libiconv_open
  580: if test x"$ac_cv_func_iconv_open" != x"yes"; then
  581:     AC_CHECK_FUNC(libiconv_open, [ac_cv_func_iconv_open=yes; AC_DEFINE(HAVE_ICONV_OPEN, 1)])
  582: fi
  583: 
  584: AC_CHECK_FUNCS(getpgrp tcgetpgrp)
  585: if test $ac_cv_func_getpgrp = yes; then
  586:     AC_FUNC_GETPGRP
  587: fi
  588: 
  589: AC_ARG_ENABLE(iconv-open,
  590:     AC_HELP_STRING([--disable-iconv-open],
  591: 	    [disable all use of iconv_open() function]),
  592:     [], [enable_iconv_open=$ac_cv_func_iconv_open])
  593: 
  594: if test x"$enable_iconv_open" != x"no"; then
  595:     AC_DEFINE(USE_ICONV_OPEN, 1, [Define to 1 if you want rsync to make use of iconv_open()])
  596: fi
  597: 
  598: AC_ARG_ENABLE(iconv,
  599:     AC_HELP_STRING([--disable-iconv],
  600: 	    [disable rsync's --iconv option]),
  601:     [], [enable_iconv=$enable_iconv_open])
  602: AH_TEMPLATE([ICONV_OPTION],
  603: [Define if you want the --iconv option.  Specifing a value will set the
  604: default iconv setting (a NULL means no --iconv processing by default).])
  605: if test x"$enable_iconv" != x"no"; then
  606: 	if test x"$enable_iconv" = x"yes"; then
  607: 		AC_DEFINE(ICONV_OPTION, NULL)
  608: 	else
  609: 		AC_DEFINE_UNQUOTED(ICONV_OPTION, "$enable_iconv")
  610: 	fi
  611: 	AC_DEFINE(UTF8_CHARSET, "UTF-8", [String to pass to iconv() for the UTF-8 charset.])
  612: fi
  613: 
  614: AC_CACHE_CHECK([whether chown() modifies symlinks],rsync_cv_chown_modifies_symlink,[
  615:   AC_TRY_RUN([
  616: #if HAVE_UNISTD_H
  617: # include <unistd.h>
  618: #endif
  619: #include <stdlib.h>
  620: #include <errno.h>
  621:     main() {
  622: 	char const *dangling_symlink = "conftest.dangle";
  623: 	unlink(dangling_symlink);
  624: 	if (symlink("conftest.no-such", dangling_symlink) < 0) abort();
  625: 	if (chown(dangling_symlink, getuid(), getgid()) < 0 && errno == ENOENT) exit(1);
  626: 	exit(0);
  627:     }],
  628:   rsync_cv_chown_modifies_symlink=yes,rsync_cv_chown_modifies_symlink=no,rsync_cv_chown_modifies_symlink=no)])
  629: if test $rsync_cv_chown_modifies_symlink = yes; then
  630:   AC_DEFINE(CHOWN_MODIFIES_SYMLINK, 1, [Define to 1 if chown modifies symlinks.])
  631: fi
  632: 
  633: AC_CACHE_CHECK([whether link() can hard-link symlinks],rsync_cv_can_hardlink_symlink,[
  634:   AC_TRY_RUN([
  635: #if HAVE_UNISTD_H
  636: # include <unistd.h>
  637: #endif
  638: #include <stdlib.h>
  639: #include <errno.h>
  640: #define FILENAME "conftest.dangle"
  641:     main() {
  642: 	unlink(FILENAME);
  643: 	if (symlink("conftest.no-such", FILENAME) < 0) abort();
  644: 	if (link(FILENAME, FILENAME "2") < 0) exit(1);
  645: 	exit(0);
  646:     }],
  647:   rsync_cv_can_hardlink_symlink=yes,rsync_cv_can_hardlink_symlink=no,rsync_cv_can_hardlink_symlink=no)])
  648: if test $rsync_cv_can_hardlink_symlink = yes; then
  649:   AC_DEFINE(CAN_HARDLINK_SYMLINK, 1, [Define to 1 if link() can hard-link symlinks.])
  650: fi
  651: 
  652: AC_CACHE_CHECK([whether link() can hard-link special files],rsync_cv_can_hardlink_special,[
  653:   AC_TRY_RUN([
  654: #if HAVE_UNISTD_H
  655: # include <unistd.h>
  656: #endif
  657: #include <stdlib.h>
  658: #include <errno.h>
  659: #define FILENAME "conftest.fifi"
  660:     main() {
  661: 	unlink(FILENAME);
  662: 	if (mkfifo(FILENAME, 0777) < 0) abort();
  663: 	if (link(FILENAME, FILENAME "2") < 0) exit(1);
  664: 	exit(0);
  665:     }],
  666:   rsync_cv_can_hardlink_special=yes,rsync_cv_can_hardlink_special=no,rsync_cv_can_hardlink_special=no)])
  667: if test $rsync_cv_can_hardlink_special = yes; then
  668:     AC_DEFINE(CAN_HARDLINK_SPECIAL, 1, [Define to 1 if link() can hard-link special files.])
  669: fi
  670: 
  671: AC_CACHE_CHECK([for working socketpair],rsync_cv_HAVE_SOCKETPAIR,[
  672: AC_TRY_RUN([
  673: #include <sys/types.h>
  674: #include <sys/socket.h>
  675: 
  676: main() {
  677:        int fd[2];
  678: #ifdef __CYGWIN__
  679:        exit(1);
  680: #else
  681:        exit((socketpair(AF_UNIX, SOCK_STREAM, 0, fd) != -1) ? 0 : 1);
  682: #endif
  683: }],
  684: rsync_cv_HAVE_SOCKETPAIR=yes,rsync_cv_HAVE_SOCKETPAIR=no,rsync_cv_HAVE_SOCKETPAIR=cross)])
  685: if test x"$rsync_cv_HAVE_SOCKETPAIR" = x"yes"; then
  686:     AC_DEFINE(HAVE_SOCKETPAIR, 1, [Define to 1 if you have the "socketpair" function])
  687: fi
  688: 
  689: if test x"$with_included_popt" != x"yes"; then
  690:     AC_CHECK_LIB(popt, poptGetContext, , [with_included_popt=yes])
  691: fi
  692: if test x"$ac_cv_header_popt_popt_h" = x"yes"; then
  693:     # If the system has /usr/include/popt/popt.h, we enable the
  694:     # included popt because an attempt to "#include <popt/popt.h>"
  695:     # would use our included header file anyway (due to -I.), and
  696:     # might conflict with the system popt.
  697:     with_included_popt=yes
  698: elif test x"$ac_cv_header_popt_h" != x"yes"; then
  699:     with_included_popt=yes
  700: fi
  701: 
  702: AC_MSG_CHECKING([whether to use included libpopt])
  703: if test x"$with_included_popt" = x"yes"; then
  704:     AC_MSG_RESULT($srcdir/popt)
  705:     BUILD_POPT='$(popt_OBJS)'
  706:     CFLAGS="$CFLAGS -I$srcdir/popt"
  707:     if test x"$ALLOCA" != x
  708:     then
  709: 	# this can be removed when/if we add an included alloca.c;
  710: 	#  see autoconf documentation on AC_FUNC_ALLOCA
  711: 	AC_MSG_WARN([included libpopt will use malloc, not alloca (which wastes a small amount of memory)])
  712:     fi
  713: else
  714:     AC_MSG_RESULT(no)
  715: fi
  716: 
  717: AC_CACHE_CHECK([for unsigned char],rsync_cv_SIGNED_CHAR_OK,[
  718: AC_TRY_COMPILE([],[signed char *s = ""],
  719: rsync_cv_SIGNED_CHAR_OK=yes,rsync_cv_SIGNED_CHAR_OK=no)])
  720: if test x"$rsync_cv_SIGNED_CHAR_OK" = x"yes"; then
  721:     AC_DEFINE(SIGNED_CHAR_OK, 1, [Define to 1 if "signed char" is a valid type])
  722: fi
  723: 
  724: AC_CACHE_CHECK([for broken readdir],rsync_cv_HAVE_BROKEN_READDIR,[
  725: AC_TRY_RUN([#include <sys/types.h>
  726: #include <dirent.h>
  727: main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
  728: if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
  729: di->d_name[0] == 0) exit(0); exit(1);} ],
  730: rsync_cv_HAVE_BROKEN_READDIR=yes,rsync_cv_HAVE_BROKEN_READDIR=no,rsync_cv_HAVE_BROKEN_READDIR=cross)])
  731: if test x"$rsync_cv_HAVE_BROKEN_READDIR" = x"yes"; then
  732:     AC_DEFINE(HAVE_BROKEN_READDIR, 1, [Define to 1 if readdir() is broken])
  733: fi
  734: 
  735: AC_CACHE_CHECK([for utimbuf],rsync_cv_HAVE_STRUCT_UTIMBUF,[
  736: AC_TRY_COMPILE([#include <sys/types.h>
  737: #include <utime.h>],
  738: [struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
  739: rsync_cv_HAVE_STRUCT_UTIMBUF=yes,rsync_cv_HAVE_STRUCT_UTIMBUF=no)])
  740: if test x"$rsync_cv_HAVE_STRUCT_UTIMBUF" = x"yes"; then
  741:     AC_DEFINE(HAVE_STRUCT_UTIMBUF, 1, [Define to 1 if you have the "struct utimbuf" type])
  742: fi
  743: 
  744: AC_CACHE_CHECK([if gettimeofday takes tz argument],rsync_cv_HAVE_GETTIMEOFDAY_TZ,[
  745: AC_TRY_COMPILE([#include <sys/time.h>
  746: #include <unistd.h>],
  747: [struct timeval tv; exit(gettimeofday(&tv, NULL));],
  748: rsync_cv_HAVE_GETTIMEOFDAY_TZ=yes,rsync_cv_HAVE_GETTIMEOFDAY_TZ=no)])
  749: if test x"$rsync_cv_HAVE_GETTIMEOFDAY_TZ" != x"no"; then
  750:     AC_DEFINE(HAVE_GETTIMEOFDAY_TZ, 1, [Define to 1 if gettimeofday() takes a time-zone arg])
  751: fi
  752: 
  753: AC_CACHE_CHECK([for C99 vsnprintf],rsync_cv_HAVE_C99_VSNPRINTF,[
  754: AC_TRY_RUN([
  755: #include <sys/types.h>
  756: #include <stdarg.h>
  757: void foo(const char *format, ...) {
  758:        va_list ap;
  759:        int len;
  760:        char buf[5];
  761: 
  762:        va_start(ap, format);
  763:        len = vsnprintf(0, 0, format, ap);
  764:        va_end(ap);
  765:        if (len != 5) exit(1);
  766: 
  767:        if (snprintf(buf, 3, "hello") != 5 || strcmp(buf, "he") != 0) exit(1);
  768: 
  769:        exit(0);
  770: }
  771: main() { foo("hello"); }
  772: ],
  773: rsync_cv_HAVE_C99_VSNPRINTF=yes,rsync_cv_HAVE_C99_VSNPRINTF=no,rsync_cv_HAVE_C99_VSNPRINTF=cross)])
  774: if test x"$rsync_cv_HAVE_C99_VSNPRINTF" = x"yes"; then
  775:     AC_DEFINE(HAVE_C99_VSNPRINTF, 1, [Define to 1 if vsprintf has a C99-compatible return value])
  776: fi
  777: 
  778: 
  779: AC_CACHE_CHECK([for secure mkstemp],rsync_cv_HAVE_SECURE_MKSTEMP,[
  780: AC_TRY_RUN([#include <stdlib.h>
  781: #include <sys/types.h>
  782: #include <sys/stat.h>
  783: #include <unistd.h>
  784: main() {
  785:   struct stat st;
  786:   char tpl[20]="/tmp/test.XXXXXX";
  787:   int fd = mkstemp(tpl);
  788:   if (fd == -1) exit(1);
  789:   unlink(tpl);
  790:   if (fstat(fd, &st) != 0) exit(1);
  791:   if ((st.st_mode & 0777) != 0600) exit(1);
  792:   exit(0);
  793: }],
  794: rsync_cv_HAVE_SECURE_MKSTEMP=yes,
  795: rsync_cv_HAVE_SECURE_MKSTEMP=no,
  796: rsync_cv_HAVE_SECURE_MKSTEMP=cross)])
  797: if test x"$rsync_cv_HAVE_SECURE_MKSTEMP" = x"yes"; then
  798:     case $host_os in
  799:     hpux*)
  800: 	dnl HP-UX has a broken mkstemp() implementation they refuse to fix,
  801: 	dnl so we noisily skip using it.  See HP change request JAGaf34426
  802: 	dnl for details. (sbonds)
  803: 	AC_MSG_WARN(Skipping broken HP-UX mkstemp() -- using mktemp() instead)
  804: 	;;
  805:     *)
  806: 	AC_DEFINE(HAVE_SECURE_MKSTEMP, 1, [Define to 1 if mkstemp() is available and works right])
  807: 	;;
  808:     esac
  809: fi
  810: 
  811: 
  812: AC_CACHE_CHECK([if mknod creates FIFOs],rsync_cv_MKNOD_CREATES_FIFOS,[
  813: AC_TRY_RUN([
  814: #include <stdio.h>
  815: #include <sys/stat.h>
  816: #include <errno.h>
  817: main() { int rc, ec; char *fn = "fifo-test";
  818: unlink(fn); rc = mknod(fn,S_IFIFO,0600); ec = errno; unlink(fn);
  819: if (rc) {printf("(%d %d) ",rc,ec); return ec;}
  820: return 0;}],
  821:            rsync_cv_MKNOD_CREATES_FIFOS=yes,rsync_cv_MKNOD_CREATES_FIFOS=no,rsync_cv_MKNOD_CREATES_FIFOS=cross)])
  822: if test x"$rsync_cv_MKNOD_CREATES_FIFOS" = x"yes"; then
  823:     AC_DEFINE(MKNOD_CREATES_FIFOS, 1, [Define to 1 if mknod() can create FIFOs.])
  824: fi
  825: 
  826: AC_CACHE_CHECK([if mknod creates sockets],rsync_cv_MKNOD_CREATES_SOCKETS,[
  827: AC_TRY_RUN([
  828: #include <stdio.h>
  829: #include <sys/stat.h>
  830: #include <errno.h>
  831: main() { int rc, ec; char *fn = "sock-test";
  832: unlink(fn); rc = mknod(fn,S_IFSOCK,0600); ec = errno; unlink(fn);
  833: if (rc) {printf("(%d %d) ",rc,ec); return ec;}
  834: return 0;}],
  835:            rsync_cv_MKNOD_CREATES_SOCKETS=yes,rsync_cv_MKNOD_CREATES_SOCKETS=no,rsync_cv_MKNOD_CREATES_SOCKETS=cross)])
  836: if test x"$rsync_cv_MKNOD_CREATES_SOCKETS" = x"yes"; then
  837:     AC_DEFINE(MKNOD_CREATES_SOCKETS, 1, [Define to 1 if mknod() can create sockets.])
  838: fi
  839: 
  840: #
  841: # The following test was mostly taken from the tcl/tk plus patches
  842: #
  843: AC_CACHE_CHECK([whether -c -o works],rsync_cv_DASHC_WORKS_WITH_DASHO,[
  844: rm -rf conftest*
  845: cat > conftest.$ac_ext <<EOF
  846: int main() { return 0; }
  847: EOF
  848: ${CC-cc} -c -o conftest..o conftest.$ac_ext
  849: if test -f conftest..o; then
  850:     rsync_cv_DASHC_WORKS_WITH_DASHO=yes
  851: else
  852:     rsync_cv_DASHC_WORKS_WITH_DASHO=no
  853: fi
  854: rm -rf conftest*
  855: ])
  856: if test x"$rsync_cv_DASHC_WORKS_WITH_DASHO" = x"yes"; then
  857:     OBJ_SAVE="#"
  858:     OBJ_RESTORE="#"
  859:     CC_SHOBJ_FLAG='-o $@'
  860: else
  861:     OBJ_SAVE='	@b=`basename $@ .o`;rm -f $$b.o.sav;if test -f $$b.o; then mv $$b.o $$b.o.sav;fi;'
  862:     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'
  863:     CC_SHOBJ_FLAG=""
  864: fi
  865: 
  866: AC_SUBST(OBJ_SAVE)
  867: AC_SUBST(OBJ_RESTORE)
  868: AC_SUBST(CC_SHOBJ_FLAG)
  869: AC_SUBST(BUILD_POPT)
  870: AC_SUBST(MAKE_MAN)
  871: 
  872: AC_CHECK_FUNCS(_acl __acl _facl __facl)
  873: #################################################
  874: # check for ACL support
  875: 
  876: AC_MSG_CHECKING([whether to support ACLs])
  877: AC_ARG_ENABLE(acl-support,
  878: 	AC_HELP_STRING([--disable-acl-support],
  879: 		       [disable ACL support]))
  880: 
  881: if test x"$enable_acl_support" = x"no"; then
  882:     AC_MSG_RESULT(no)
  883: else
  884:     case "$host_os" in
  885:     *sysv5*)
  886: 	AC_MSG_RESULT(Using UnixWare ACLs)
  887: 	AC_DEFINE(HAVE_UNIXWARE_ACLS, 1, [true if you have UnixWare ACLs])
  888: 	AC_DEFINE(SUPPORT_ACLS, 1, [Define to 1 to add support for ACLs])
  889: 	;;
  890:     *solaris*|*cygwin*)
  891: 	AC_MSG_RESULT(Using solaris ACLs)
  892: 	AC_DEFINE(HAVE_SOLARIS_ACLS, 1, [true if you have solaris ACLs])
  893: 	AC_DEFINE(SUPPORT_ACLS, 1)
  894: 	;;
  895:     *hpux*)
  896: 	AC_MSG_RESULT(Using HPUX ACLs)
  897: 	AC_DEFINE(HAVE_HPUX_ACLS, 1, [true if you have HPUX ACLs])
  898: 	AC_DEFINE(SUPPORT_ACLS, 1)
  899: 	;;
  900:     *irix*)
  901: 	AC_MSG_RESULT(Using IRIX ACLs)
  902: 	AC_DEFINE(HAVE_IRIX_ACLS, 1, [true if you have IRIX ACLs])
  903: 	AC_DEFINE(SUPPORT_ACLS, 1)
  904: 	;;
  905:     *aix*)
  906: 	AC_MSG_RESULT(Using AIX ACLs)
  907: 	AC_DEFINE(HAVE_AIX_ACLS, 1, [true if you have AIX ACLs])
  908: 	AC_DEFINE(SUPPORT_ACLS, 1)
  909: 	;;
  910:     *osf*)
  911: 	AC_MSG_RESULT(Using Tru64 ACLs)
  912: 	AC_DEFINE(HAVE_TRU64_ACLS, 1, [true if you have Tru64 ACLs])
  913: 	AC_DEFINE(SUPPORT_ACLS, 1)
  914: 	LIBS="$LIBS -lpacl"
  915: 	;;
  916:     darwin*)
  917: 	AC_MSG_RESULT(Using OS X ACLs)
  918: 	AC_DEFINE(HAVE_OSX_ACLS, 1, [true if you have Mac OS X ACLs])
  919: 	AC_DEFINE(SUPPORT_ACLS, 1)
  920: 	;;
  921:     *)
  922: 	AC_MSG_RESULT(running tests:)
  923: 	AC_CHECK_LIB(acl,acl_get_file)
  924: 	    AC_CACHE_CHECK([for ACL support],samba_cv_HAVE_POSIX_ACLS,[
  925: 	    AC_TRY_LINK([#include <sys/types.h>
  926: #include <sys/acl.h>],
  927: [ acl_t acl; int entry_id; acl_entry_t *entry_p; return acl_get_entry( acl, entry_id, entry_p);],
  928: samba_cv_HAVE_POSIX_ACLS=yes,samba_cv_HAVE_POSIX_ACLS=no)])
  929: 	AC_MSG_CHECKING(ACL test results)
  930: 	if test x"$samba_cv_HAVE_POSIX_ACLS" = x"yes"; then
  931: 	    AC_MSG_RESULT(Using posix ACLs)
  932: 	    AC_DEFINE(HAVE_POSIX_ACLS, 1, [true if you have posix ACLs])
  933: 	    AC_DEFINE(SUPPORT_ACLS, 1)
  934: 	    AC_CACHE_CHECK([for acl_get_perm_np],samba_cv_HAVE_ACL_GET_PERM_NP,[
  935: 		AC_TRY_LINK([#include <sys/types.h>
  936: #include <sys/acl.h>],
  937: [ acl_permset_t permset_d; acl_perm_t perm; return acl_get_perm_np( permset_d, perm);],
  938: samba_cv_HAVE_ACL_GET_PERM_NP=yes,samba_cv_HAVE_ACL_GET_PERM_NP=no)])
  939: 	    if test x"$samba_cv_HAVE_ACL_GET_PERM_NP" = x"yes"; then
  940: 		AC_DEFINE(HAVE_ACL_GET_PERM_NP, 1, [true if you have acl_get_perm_np])
  941: 	    fi
  942: 	else
  943: 	    if test x"$enable_acl_support" = x"yes"; then
  944: 		AC_MSG_ERROR(Failed to find ACL support)
  945: 	    else
  946: 		AC_MSG_RESULT(No ACL support found)
  947: 	    fi
  948: 	fi
  949: 	;;
  950:     esac
  951: fi
  952: 
  953: #################################################
  954: # check for extended attribute support
  955: AC_MSG_CHECKING(whether to support extended attributes)
  956: AC_ARG_ENABLE(xattr-support,
  957:     AC_HELP_STRING([--disable-xattr-support],
  958: 	    [disable extended attributes]),
  959:     [], [case "$ac_cv_func_getxattr$ac_cv_func_extattr_get_link" in
  960: 	*yes*) enable_xattr_support=maybe ;;
  961: 	*) enable_xattr_support=no ;;
  962: 	esac])
  963: AH_TEMPLATE([SUPPORT_XATTRS],
  964: [Define to 1 to add support for extended attributes])
  965: if test x"$enable_xattr_support" = x"no"; then
  966:     AC_MSG_RESULT(no)
  967: else
  968:     case "$host_os" in
  969:     *linux*)
  970: 	AC_MSG_RESULT(Using Linux xattrs)
  971: 	AC_DEFINE(HAVE_LINUX_XATTRS, 1, [True if you have Linux xattrs])
  972: 	AC_DEFINE(SUPPORT_XATTRS, 1)
  973: 	;;
  974:     darwin*)
  975: 	AC_MSG_RESULT(Using OS X xattrs)
  976: 	AC_DEFINE(HAVE_OSX_XATTRS, 1, [True if you have Mac OS X xattrs])
  977: 	AC_DEFINE(SUPPORT_XATTRS, 1)
  978: 	AC_DEFINE(NO_DEVICE_XATTRS, 1, [True if device files do not support xattrs])
  979: 	AC_DEFINE(NO_SPECIAL_XATTRS, 1, [True if special files do not support xattrs])
  980: 	;;
  981:     freebsd*)
  982: 	AC_MSG_RESULT(Using FreeBSD extattrs)
  983: 	AC_DEFINE(HAVE_FREEBSD_XATTRS, 1, [True if you have FreeBSD xattrs])
  984: 	AC_DEFINE(SUPPORT_XATTRS, 1)
  985: 	;;
  986:     solaris*)
  987: 	# Better Solaris support coming in 3.1.0...
  988: 	AC_DEFINE(NO_SYMLINK_XATTRS, 1, [True if symlinks do not support xattrs])
  989: 	;;
  990:     *)
  991: 	if test x"$enable_xattr_support" = x"yes"; then
  992: 	    AC_MSG_ERROR(Failed to find extended attribute support)
  993: 	else
  994: 	    AC_MSG_RESULT(No extended attribute support found)
  995: 	fi
  996: 	;;
  997:     esac
  998: fi
  999: 
 1000: if test x"$enable_acl_support" = x"no" -o x"$enable_xattr_support" = x"no" -o x"$enable_iconv" = x"no"; then
 1001:     AC_MSG_CHECKING([whether $CC supports -Wno-unused-parameter])
 1002:     OLD_CFLAGS="$CFLAGS"
 1003:     CFLAGS="$CFLAGS -Wno-unused-parameter"
 1004:     AC_TRY_LINK([#include <stdio.h>], [printf("hello\n");], [rsync_warn_flag=yes], [rsync_warn_flag=no])
 1005:     AC_MSG_RESULT([$rsync_warn_flag])
 1006:     if test x"$rsync_warn_flag" = x"no"; then
 1007: 	CFLAGS="$OLD_CFLAGS"
 1008:     fi
 1009: fi
 1010: 
 1011: case "$CC" in
 1012: ' checker'*|checker*)
 1013:     AC_DEFINE(FORCE_FD_ZERO_MEMSET, 1, [Used to make "checker" understand that FD_ZERO() clears memory.])
 1014:     ;;
 1015: esac
 1016: 
 1017: AC_CONFIG_FILES([Makefile lib/dummy zlib/dummy popt/dummy shconfig])
 1018: AC_OUTPUT
 1019: 
 1020: AC_MSG_RESULT()
 1021: AC_MSG_RESULT([    rsync ${RSYNC_VERSION} configuration successful])
 1022: AC_MSG_RESULT()

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