[rsync/rsync.git] / configure.in

dnl Process this file with autoconf to produce a configure script.

AC_INIT()
AC_CONFIG_SRCDIR([byteorder.h])
AC_CONFIG_HEADER(config.h)
AC_PREREQ(2.52)

LDFLAGS=${LDFLAGS-""}

AC_CANONICAL_TARGET([])

dnl Checks for programs.
AC_PROG_CC
AC_PROG_CPP
AC_PROG_INSTALL
AC_SUBST(SHELL)

RSYNC_VERSION=2.4.7pre3
AC_SUBST(RSYNC_VERSION)
AC_DEFINE_UNQUOTED(RSYNC_VERSION, ["$RSYNC_VERSION"], [rsync release version])

# compile with optimisation and without debugging by default, unless
# --debug is given.  We must decide this before testing the compiler.

AC_MSG_CHECKING([whether to include debugging symbols])
AC_ARG_ENABLE(debug,
	AC_HELP_STRING([--enable-debug],
		[including debugging symbols and features (default yes)]),
		[], [])

if test x"$enable_debug" = x"no"
then
    AC_MSG_RESULT(no)
    CFLAGS=${CFLAGS-"-O"}
else
    AC_MSG_RESULT([yes])
    # leave CFLAGS alone; AC_PROG_CC will try to include -g if it can
    AC_DEFINE(DEBUG, 1, [Define to turn on debugging code that may slow normal operation])
    dnl CFLAGS=${CFLAGS-"-g"}
fi

CFLAGS="$CFLAGS -DHAVE_CONFIG_H"

AC_ARG_WITH(included-popt,
        [  --with-included-popt    use bundled popt library, not from system])

AC_ARG_WITH(rsync-path,
	[  --with-rsync-path=PATH  set default --rsync-path to PATH (default: \"rsync\")],
	[ RSYNC_PATH="$with_rsync_path" ],
	[ RSYNC_PATH="rsync" ])
AC_DEFINE_UNQUOTED(RSYNC_PATH, "$RSYNC_PATH", [ ])

AC_CHECK_PROG(HAVE_REMSH, remsh, 1, 0)
AC_DEFINE_UNQUOTED(HAVE_REMSH, $HAVE_REMSH, [ ])


# arrgh. libc in the current debian stable screws up the largefile
# stuff, getting byte range locking wrong
AC_CACHE_CHECK([for broken largefile support],rsync_cv_HAVE_BROKEN_LARGEFILE,[
AC_TRY_RUN([
#define _FILE_OFFSET_BITS 64
#include <stdio.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/wait.h>

int main(void) 
{
	struct flock lock;
        int status;
	int fd = open("conftest.dat", O_CREAT|O_RDWR, 0600);
	lock.l_type = F_WRLCK;
	lock.l_whence = SEEK_SET;
	lock.l_start = 0;
	lock.l_len = 1;
	lock.l_pid = 0;
	
	fcntl(fd,F_SETLK,&lock);
	if (fork() == 0) {
		lock.l_start = 1;		
		exit(fcntl(fd,F_SETLK,&lock) == 0);
        }
        wait(&status);
	unlink("conftest.dat");
	exit(WEXITSTATUS(status));
}
],
rsync_cv_HAVE_BROKEN_LARGEFILE=yes,rsync_cv_HAVE_BROKEN_LARGEFILE=no,rsync_cv_HAVE_BROKEN_LARGEFILE=cross)])
if test x"$rsync_cv_HAVE_BROKEN_LARGEFILE" != x"yes"; then
   AC_SYS_LARGEFILE
fi


dnl AC_DEFINE(ss_family, __ss_family, [KAME hack])
dnl AC_DEFINE(ss_len, __ss_len, [KAME hack])

CFLAGS="$CFLAGS"
AC_ARG_ENABLE(ipv6,
	AC_HELP_STRING([--enable-ipv6], [try to support IPv6]))
AC_MSG_CHECKING([whether IPv6 is requested])
if test "$xenable_ipv6" = xyes
then
	AC_MSG_RESULT(yes)
	ipv6=yes
else
	AC_MSG_RESULT(no)
	ipv6=no
fi

ipv6type=unknown
ipv6lib=none
ipv6trylibc=no

if test "$ipv6" = "yes"; then
	AC_MSG_CHECKING([ipv6 stack type])
	for i in inria kame linux-glibc linux-inet6 toshiba v6d zeta; do
		case $i in
		inria)
			# http://www.kame.net/
			AC_EGREP_CPP(yes, [
#include <netinet/in.h>
#ifdef IPV6_INRIA_VERSION
yes
#endif],
				[ipv6type=$i;
				AC_DEFINE(INET6, 1, [true if you have IPv6])
				])
			;;
		kame)
			# http://www.kame.net/
			AC_EGREP_CPP(yes, [
#include <netinet/in.h>
#ifdef __KAME__
yes
#endif],
				[ipv6type=$i; 
				AC_DEFINE(INET6, 1, [true if you have IPv6])])
			;;
		linux-glibc)
			# http://www.v6.linux.or.jp/
			AC_EGREP_CPP(yes, [
#include <features.h>
#if defined(__GLIBC__) && __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1
yes
#endif],
				[ipv6type=$i;
AC_DEFINE(INET6, 1, [true if you have IPv6])])
			;;
		linux-inet6)
			# http://www.v6.linux.or.jp/
			if test -d /usr/inet6 -o -f /usr/inet6/lib/libinet6.a; then
				ipv6type=$i
				ipv6lib=inet6
				ipv6libdir=/usr/inet6/lib
				ipv6trylibc=yes;
				AC_DEFINE(INET6, 1, [true if you have IPv6])
				CFLAGS="-I/usr/inet6/include $CFLAGS"
			fi
			;;
		toshiba)
			AC_EGREP_CPP(yes, [
#include <sys/param.h>
#ifdef _TOSHIBA_INET6
yes
#endif],
				[ipv6type=$i;
				ipv6lib=inet6;
				ipv6libdir=/usr/local/v6/lib;
				AC_DEFINE(INET6, 1, [true if you have IPv6])])
			;;
		v6d)
			AC_EGREP_CPP(yes, [
#include </usr/local/v6/include/sys/v6config.h>
#ifdef __V6D__
yes
#endif],
				[ipv6type=$i;
				ipv6lib=v6;
				ipv6libdir=/usr/local/v6/lib;
				AC_DEFINE(INET6, 1, [true if you have IPv6])])
			;;
		zeta)
			AC_EGREP_CPP(yes, [
#include <sys/param.h>
#ifdef _ZETA_MINAMI_INET6
yes
#endif],
				[ipv6type=$i;
				ipv6lib=inet6;
				ipv6libdir=/usr/local/v6/lib;
				AC_DEFINE(INET6, 1, [true if you have IPv6])])
			;;
		esac
		if test "$ipv6type" != "unknown"; then
			break
		fi
	done
	AC_MSG_RESULT($ipv6type)
fi

if test "$ipv6" = "yes" -a -f /usr/local/v6/lib/libinet6.a; then
	ac_inet6_LDFLAGS="inet6"
	ipv6libdir=/usr/local/v6/lib
 	LDFLAGS="$LDFLAGS -L/usr/local/v6/lib"
	AC_CHECK_LIB(inet6, getaddrinfo, , ipv6lib="$ac_inet6_LDFLAGS")
fi

if test "$ipv6" = "yes" -a -f /usr/lib/libinet6.a; then
	ac_inet6_LDFLAGS="inet6"
	AC_CHECK_LIB(inet6, getaddrinfo, , ipv6lib="$ac_inet6_LDFLAGS")
fi

if test "$ipv6" = "yes" -a "$ipv6lib" != "none"; then
	if test -d $ipv6libdir -a -f $ipv6libdir/lib$ipv6lib.a; then
		LIBS="-L$ipv6libdir -l$ipv6lib $LIBS"
		AC_MSG_NOTICE([You have $ipv6lib library, using it])
	else
		if test "$ipv6trylibc" = "yes"; then
			AC_MSG_WARN([You do not have $ipv6lib library, using libc])
		else
			AC_MSG_ERROR([No $ipv6lib library found.  cannot continue.  You need to fetch lib$ipv6lib.a from appropriate ipv6 kit and compile beforehand.])
		fi
	fi
fi

AC_REPLACE_FUNCS(getaddrinfo getnameinfo)

AC_CHECK_MEMBER([struct sockaddr.sa_len], 
		[ AC_DEFINE(HAVE_SOCKADDR_LEN) ],
		[],
		[
#include <sys/types.h>
#include <sys/socket.h>
])

AC_C_BIGENDIAN
AC_HEADER_DIRENT
AC_HEADER_TIME
AC_HEADER_SYS_WAIT
AC_CHECK_HEADERS(sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h unistd.h utime.h grp.h)
AC_CHECK_HEADERS(compat.h sys/param.h ctype.h sys/wait.h sys/ioctl.h)
AC_CHECK_HEADERS(sys/filio.h string.h stdlib.h sys/socket.h sys/mode.h)
AC_CHECK_HEADERS(glob.h alloca.h mcheck.h sys/sysctl.h arpa/inet.h arpa/nameser.h)
AC_CHECK_HEADERS(netdb.h)

AC_CHECK_SIZEOF(int)
AC_CHECK_SIZEOF(long)
AC_CHECK_SIZEOF(short)

AC_C_INLINE

AC_TYPE_SIGNAL
AC_TYPE_UID_T
AC_TYPE_MODE_T
AC_TYPE_OFF_T
AC_TYPE_SIZE_T
AC_TYPE_PID_T
AC_TYPE_GETGROUPS
AC_CHECK_MEMBERS([struct stat.st_rdev])

AC_CHECK_TYPE([ino_t], [unsigned])
TYPE_SOCKLEN_T

AC_CACHE_CHECK([for errno in errno.h],rsync_cv_errno, [
    AC_TRY_COMPILE([#include <errno.h>],[int i = errno],
	rsync_cv_errno=yes,rsync_cv_have_errno_decl=no)])
if test x"$rsync_cv_errno" = x"yes"; then
   AC_DEFINE(HAVE_ERRNO_DECL, 1, [ ])
fi

# The following test taken from the cvs sources
# If we can't find connect, try looking in -lsocket, -lnsl, and -linet.
# These need checks to be before checks for any other functions that
#    might be in the same libraries.
# The Irix 5 libc.so has connect and gethostbyname, but Irix 5 also has
# libsocket.so which has a bad implementation of gethostbyname (it
# only looks in /etc/hosts), so we only look for -lsocket if we need
# it.
AC_CHECK_FUNCS(connect)
if test x"$ac_cv_func_connect" = x"no"; then
    case "$LIBS" in
    *-lnsl*) ;;
    *) AC_CHECK_LIB(nsl_s, printf) ;;
    esac
    case "$LIBS" in
    *-lnsl*) ;;
    *) AC_CHECK_LIB(nsl, printf) ;;
    esac
    case "$LIBS" in
    *-lsocket*) ;;
    *) AC_CHECK_LIB(socket, connect) ;;
    esac
    case "$LIBS" in
    *-linet*) ;;
    *) AC_CHECK_LIB(inet, connect) ;;
    esac
    dnl We can't just call AC_CHECK_FUNCS(connect) here, because the value
    dnl has been cached.
    if test x"$ac_cv_lib_socket_connect" = x"yes" || 
       test x"$ac_cv_lib_inet_connect" = x"yes"; then
        # ac_cv_func_connect=yes
        # don't!  it would cause AC_CHECK_FUNC to succeed next time configure is run
        AC_DEFINE(HAVE_CONNECT, 1, [ ])
    fi
fi

# 
# if we can't find strcasecmp, look in -lresolv (for Unixware at least)
#
AC_CHECK_FUNCS(strcasecmp)
if test x"$ac_cv_func_strcasecmp" = x"no"; then
    AC_CHECK_LIB(resolv, strcasecmp)
fi

AC_FUNC_MEMCMP
AC_FUNC_UTIME_NULL
AC_CHECK_FUNCS(waitpid wait4 getcwd strdup strerror chown chmod mknod)
AC_CHECK_FUNCS(fchmod fstat strchr readlink link utime utimes strftime)
AC_CHECK_FUNCS(memmove lchown vsnprintf snprintf asprintf setsid glob strpbrk)
AC_CHECK_FUNCS(strlcat strlcpy mtrace)

AC_CACHE_CHECK([for working socketpair],rsync_cv_HAVE_SOCKETPAIR,[
AC_TRY_RUN([#include <sys/types.h>
	    #include <sys/socket.h>
	    main() {
		int fd[2];
		exit((socketpair(AF_UNIX, SOCK_STREAM, 0, fd) != -1) ? 0 : 1);
	    }],
rsync_cv_HAVE_SOCKETPAIR=yes,rsync_cv_HAVE_SOCKETPAIR=no,rsync_cv_HAVE_SOCKETPAIR=cross)])
if test x"$rsync_cv_HAVE_SOCKETPAIR" = x"yes"; then
    AC_DEFINE(HAVE_SOCKETPAIR, 1, [ ])
fi

AC_CACHE_CHECK([for working fnmatch],rsync_cv_HAVE_FNMATCH,[
AC_TRY_RUN([#include <fnmatch.h>
main() { exit((fnmatch("*.o", "x.o", FNM_PATHNAME) == 0 &&
               fnmatch("a/b/*", "a/b/c/d", FNM_PATHNAME) != 0) ? 0: 1); }],
rsync_cv_HAVE_FNMATCH=yes,rsync_cv_HAVE_FNMATCH=no,rsync_cv_HAVE_FNMATCH=cross)])
if test x"$rsync_cv_HAVE_FNMATCH" = x"yes"; then
    AC_DEFINE(HAVE_FNMATCH, 1, [ ])
fi

if test x"$with_included_popt" != x"yes"
then
    AC_CHECK_LIB(popt, poptGetContext, , [with_included_popt=yes])
fi

AC_MSG_CHECKING([whether to use included libpopt])
if test x"$with_included_popt" = x"yes"
then
    AC_MSG_RESULT($srcdir/popt)
    BUILD_POPT='$(popt_OBJS)'
    CFLAGS="$CFLAGS -I$srcdir/popt"
else
    AC_MSG_RESULT(no)
fi

AC_CACHE_CHECK([for long long],rsync_cv_HAVE_LONGLONG,[
AC_TRY_RUN([#include <stdio.h>
main() { long long x = 1000000; x *= x; exit(((x/1000000) == 1000000)? 0: 1); }],
rsync_cv_HAVE_LONGLONG=yes,rsync_cv_HAVE_LONGLONG=no,rsync_cv_HAVE_LONGLONG=cross)])
if test x"$rsync_cv_HAVE_LONGLONG" = x"yes"; then
    AC_DEFINE(HAVE_LONGLONG, 1, [ ])
fi

AC_CACHE_CHECK([for off64_t],rsync_cv_HAVE_OFF64_T,[
AC_TRY_RUN([#include <stdio.h>
#include <sys/stat.h>
main() { struct stat64 st; off64_t s; if (sizeof(off_t) == sizeof(off64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
rsync_cv_HAVE_OFF64_T=yes,rsync_cv_HAVE_OFF64_T=no,rsync_cv_HAVE_OFF64_T=cross)])
if test x"$rsync_cv_HAVE_OFF64_T" = x"yes"; then
    AC_DEFINE(HAVE_OFF64_T, 1, [ ])
fi

AC_CACHE_CHECK([for short ino_t],rsync_cv_HAVE_SHORT_INO_T,[
AC_TRY_RUN([#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
main() { if (sizeof(ino_t) < sizeof(unsigned int)) return 0; return 1; }],
rsync_cv_HAVE_SHORT_INO_T=yes,rsync_cv_HAVE_SHORT_INO_T=no,rsync_cv_HAVE_SHORT_INO_T=cross)])
if test x"$rsync_cv_HAVE_SHORT_INO_T" = x"yes"; then
    AC_DEFINE(HAVE_SHORT_INO_T, 1, [ ])
fi

AC_CACHE_CHECK([for unsigned char],rsync_cv_HAVE_UNSIGNED_CHAR,[
AC_TRY_RUN([#include <stdio.h>
main() { char c; c=250; exit((c > 0)?0:1); }],
rsync_cv_HAVE_UNSIGNED_CHAR=yes,rsync_cv_HAVE_UNSIGNED_CHAR=no,rsync_cv_HAVE_UNSIGNED_CHAR=cross)])
if test x"$rsync_cv_HAVE_UNSIGNED_CHAR" = x"yes"; then
    AC_DEFINE(HAVE_UNSIGNED_CHAR, 1, [ ])
fi

AC_CACHE_CHECK([for broken readdir],rsync_cv_HAVE_BROKEN_READDIR,[
AC_TRY_RUN([#include <sys/types.h>
#include <dirent.h>
main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
di->d_name[0] == 0) exit(0); exit(1);} ],
rsync_cv_HAVE_BROKEN_READDIR=yes,rsync_cv_HAVE_BROKEN_READDIR=no,rsync_cv_HAVE_BROKEN_READDIR=cross)])
if test x"$rsync_cv_HAVE_BROKEN_READDIR" = x"yes"; then
    AC_DEFINE(HAVE_BROKEN_READDIR, 1, [ ])
fi

AC_CACHE_CHECK([for utimbuf],rsync_cv_HAVE_UTIMBUF,[
AC_TRY_COMPILE([#include <sys/types.h>
#include <utime.h>],
[struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
rsync_cv_HAVE_UTIMBUF=yes,rsync_cv_HAVE_UTIMBUF=no,rsync_cv_HAVE_UTIMBUF=cross)])
if test x"$rsync_cv_HAVE_UTIMBUF" = x"yes"; then
    AC_DEFINE(HAVE_UTIMBUF, 1, [ ])
fi

AC_CACHE_CHECK([if gettimeofday takes tz argument],rsync_cv_HAVE_GETTIMEOFDAY_TZ,[
AC_TRY_RUN([
#include <sys/time.h>
#include <unistd.h>
main() { struct timeval tv; exit(gettimeofday(&tv, NULL));}],
           rsync_cv_HAVE_GETTIMEOFDAY_TZ=yes,rsync_cv_HAVE_GETTIMEOFDAY_TZ=no,rsync_cv_HAVE_GETTIMEOFDAY_TZ=cross)])
if test x"$rsync_cv_HAVE_GETTIMEOFDAY_TZ" = x"yes"; then
    AC_DEFINE(HAVE_GETTIMEOFDAY_TZ, 1, [ ])
fi

AC_CACHE_CHECK([for C99 vsnprintf],rsync_cv_HAVE_C99_VSNPRINTF,[
AC_TRY_RUN([
#include <sys/types.h>
#include <stdarg.h>
void foo(const char *format, ...) { 
       va_list ap;
       int len;
       char buf[5];

       va_start(ap, format);
       len = vsnprintf(0, 0, format, ap);
       va_end(ap);
       if (len != 5) exit(1);

       if (snprintf(buf, 3, "hello") != 5 || strcmp(buf, "he") != 0) exit(1);

       exit(0);
}
main() { foo("hello"); }
],
rsync_cv_HAVE_C99_VSNPRINTF=yes,rsync_cv_HAVE_C99_VSNPRINTF=no,rsync_cv_HAVE_C99_VSNPRINTF=cross)])
if test x"$rsync_cv_HAVE_C99_VSNPRINTF" = x"yes"; then
    AC_DEFINE(HAVE_C99_VSNPRINTF, 1, [ ])
fi


AC_CACHE_CHECK([for secure mkstemp],rsync_cv_HAVE_SECURE_MKSTEMP,[
AC_TRY_RUN([#include <stdlib.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
main() { 
  struct stat st;
  char tpl[20]="/tmp/test.XXXXXX"; 
  int fd = mkstemp(tpl); 
  if (fd == -1) exit(1);
  unlink(tpl);
  if (fstat(fd, &st) != 0) exit(1);
  if ((st.st_mode & 0777) != 0600) exit(1);
  exit(0);
}],
rsync_cv_HAVE_SECURE_MKSTEMP=yes,
rsync_cv_HAVE_SECURE_MKSTEMP=no,
rsync_cv_HAVE_SECURE_MKSTEMP=cross)])
if test x"$rsync_cv_HAVE_SECURE_MKSTEMP" = x"yes"; then
    AC_DEFINE(HAVE_SECURE_MKSTEMP, 1, [ ])
fi


AC_CACHE_CHECK([for broken inet_ntoa],rsync_cv_REPLACE_INET_NTOA,[
AC_TRY_RUN([
#include <stdio.h>
#include <sys/types.h>
#include <netinet/in.h>
#include <arpa/inet.h>
main() { struct in_addr ip; ip.s_addr = 0x12345678;
if (strcmp(inet_ntoa(ip),"18.52.86.120") &&
    strcmp(inet_ntoa(ip),"120.86.52.18")) { exit(1); } 
exit(0);}],
           rsync_cv_REPLACE_INET_NTOA=no,rsync_cv_REPLACE_INET_NTOA=yes,rsync_cv_REPLACE_INET_NTOA=cross)])
if test x"$rsync_cv_REPLACE_INET_NTOA" = x"yes"; then
    AC_DEFINE(REPLACE_INET_NTOA, 1, [ ])
fi


AC_CACHE_CHECK([for broken inet_aton],rsync_cv_REPLACE_INET_ATON,[
AC_TRY_RUN([
#include <stdio.h>
#include <sys/types.h>
#include <netinet/in.h>
#include <arpa/inet.h>
main() { struct in_addr ip; 
if (inet_aton("example", &ip) == 0) exit(0); exit(1);}],
           rsync_cv_REPLACE_INET_ATON=no,rsync_cv_REPLACE_INET_ATON=yes,rsync_cv_REPLACE_INET_ATON=cross)])
if test x"$rsync_cv_REPLACE_INET_ATON" = x"yes"; then
    AC_DEFINE(REPLACE_INET_ATON, 1, [ ])
fi

#
# The following test was mostly taken from the tcl/tk plus patches
#
AC_CACHE_CHECK([whether -c -o works],rsync_cv_DASHC_WORKS_WITH_DASHO,[
rm -rf conftest*
cat > conftest.$ac_ext <<EOF
int main() { return 0; }
EOF
${CC-cc} -c -o conftest..o conftest.$ac_ext
if test -f conftest..o; then
    rsync_cv_DASHC_WORKS_WITH_DASHO=yes
else
    rsync_cv_DASHC_WORKS_WITH_DASHO=no
fi
rm -rf conftest*
])
if test x"$rsync_cv_DASHC_WORKS_WITH_DASHO" = x"yes"; then
    OBJ_SAVE="#"
    OBJ_RESTORE="#"
    CC_SHOBJ_FLAG='-o $@'
else
    OBJ_SAVE='	@b=`basename $@ .o`;rm -f $$b.o.sav;if test -f $$b.o; then mv $$b.o $$b.o.sav;fi;'
    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'
    CC_SHOBJ_FLAG=""
fi

AC_SUBST(OBJ_SAVE)
AC_SUBST(OBJ_RESTORE)
AC_SUBST(CC_SHOBJ_FLAG)
AC_SUBST(BUILD_POPT)

AC_CONFIG_FILES([Makefile lib/dummy zlib/dummy popt/dummy shconfig])
AC_OUTPUT
Commit	Line	Data
c627d613	1	dnl Process this file with autoconf to produce a configure script.
06963d0f	2
bf5c2bf6 MP	3	AC_INIT()
bf5c2bf6 MP	4	AC_CONFIG_SRCDIR([byteorder.h])
c627d613	5	AC_CONFIG_HEADER(config.h)
7ca6e856	6	AC_PREREQ(2.52)
c627d613	7
6a48ca56	8	LDFLAGS=${LDFLAGS-""}
50abd20b	9
bf5c2bf6 MP	10	AC_CANONICAL_TARGET([])
	11
	12	dnl Checks for programs.
	13	AC_PROG_CC
	14	AC_PROG_CPP
	15	AC_PROG_INSTALL
	16	AC_SUBST(SHELL)
8de330a3	17
56901bc7	18	RSYNC_VERSION=2.4.7pre3
a358449a MP	19	AC_SUBST(RSYNC_VERSION)
	20	AC_DEFINE_UNQUOTED(RSYNC_VERSION, ["$RSYNC_VERSION"], [rsync release version])
	21
2d1ebe9c MP	22	# compile with optimisation and without debugging by default, unless
	23	# --debug is given. We must decide this before testing the compiler.
	24
bf5c2bf6	25	AC_MSG_CHECKING([whether to include debugging symbols])
2d1ebe9c	26	AC_ARG_ENABLE(debug,
bf5c2bf6 MP	27	AC_HELP_STRING([--enable-debug],
	28	[including debugging symbols and features (default yes)]),
	29	[], [])
2d1ebe9c	30
bf5c2bf6	31	if test x"$enable_debug" = x"no"
2d1ebe9c	32	then
2d1ebe9c MP	33	AC_MSG_RESULT(no)
2d1ebe9c MP	34	CFLAGS=${CFLAGS-"-O"}
bf5c2bf6 MP	35	else
	36	AC_MSG_RESULT([yes])
	37	# leave CFLAGS alone; AC_PROG_CC will try to include -g if it can
	38	AC_DEFINE(DEBUG, 1, [Define to turn on debugging code that may slow normal operation])
	39	dnl CFLAGS=${CFLAGS-"-g"}
2d1ebe9c MP	40	fi
2d1ebe9c MP	41
1ac15cd8 MP	42	CFLAGS="$CFLAGS -DHAVE_CONFIG_H"
1ac15cd8 MP	43
2d1ebe9c MP	44	AC_ARG_WITH(included-popt,
	45	[ --with-included-popt use bundled popt library, not from system])
	46
41bd28fe	47	AC_ARG_WITH(rsync-path,
ddd491d4	48	[ --with-rsync-path=PATH set default --rsync-path to PATH (default: \"rsync\")],
8642efd0	49	[ RSYNC_PATH="$with_rsync_path" ],
41bd28fe	50	[ RSYNC_PATH="rsync" ])
c6a7f2f4	51	AC_DEFINE_UNQUOTED(RSYNC_PATH, "$RSYNC_PATH", [ ])
41bd28fe	52
7b8356d0	53	AC_CHECK_PROG(HAVE_REMSH, remsh, 1, 0)
d4e4cbe1	54	AC_DEFINE_UNQUOTED(HAVE_REMSH, $HAVE_REMSH, [ ])
7b8356d0	55
f0af1e5e AT	56
	57	# arrgh. libc in the current debian stable screws up the largefile
	58	# stuff, getting byte range locking wrong
	59	AC_CACHE_CHECK([for broken largefile support],rsync_cv_HAVE_BROKEN_LARGEFILE,[
	60	AC_TRY_RUN([
	61	#define _FILE_OFFSET_BITS 64
	62	#include <stdio.h>
	63	#include <fcntl.h>
	64	#include <sys/types.h>
	65	#include <sys/wait.h>
	66
	67	int main(void)
	68	{
	69	struct flock lock;
	70	int status;
	71	int fd = open("conftest.dat", O_CREAT\|O_RDWR, 0600);
	72	lock.l_type = F_WRLCK;
	73	lock.l_whence = SEEK_SET;
	74	lock.l_start = 0;
	75	lock.l_len = 1;
	76	lock.l_pid = 0;
	77
	78	fcntl(fd,F_SETLK,&lock);
	79	if (fork() == 0) {
	80	lock.l_start = 1;
	81	exit(fcntl(fd,F_SETLK,&lock) == 0);
	82	}
	83	wait(&status);
	84	unlink("conftest.dat");
	85	exit(WEXITSTATUS(status));
	86	}
	87	],
	88	rsync_cv_HAVE_BROKEN_LARGEFILE=yes,rsync_cv_HAVE_BROKEN_LARGEFILE=no,rsync_cv_HAVE_BROKEN_LARGEFILE=cross)])
	89	if test x"$rsync_cv_HAVE_BROKEN_LARGEFILE" != x"yes"; then
	90	AC_SYS_LARGEFILE
	91	fi
	92
	93
	94
1f0fa931 MP	95	dnl AC_DEFINE(ss_family, __ss_family, [KAME hack])
1f0fa931 MP	96	dnl AC_DEFINE(ss_len, __ss_len, [KAME hack])
bf5c2bf6	97
06963d0f	98	CFLAGS="$CFLAGS"
06963d0f	99	AC_ARG_ENABLE(ipv6,
4f6e5fe3 MP	100	AC_HELP_STRING([--enable-ipv6], [try to support IPv6]))
4f6e5fe3 MP	101	AC_MSG_CHECKING([whether IPv6 is requested])
620bbabc MP	102	if test "$xenable_ipv6" = xyes
	103	then
	104	AC_MSG_RESULT(yes)
4f6e5fe3	105	ipv6=yes
620bbabc MP	106	else
620bbabc MP	107	AC_MSG_RESULT(no)
4f6e5fe3	108	ipv6=no
620bbabc	109	fi
06963d0f MP	110
	111	ipv6type=unknown
	112	ipv6lib=none
	113	ipv6trylibc=no
	114
	115	if test "$ipv6" = "yes"; then
	116	AC_MSG_CHECKING([ipv6 stack type])
	117	for i in inria kame linux-glibc linux-inet6 toshiba v6d zeta; do
	118	case $i in
	119	inria)
	120	# http://www.kame.net/
	121	AC_EGREP_CPP(yes, [
	122	#include <netinet/in.h>
	123	#ifdef IPV6_INRIA_VERSION
	124	yes
	125	#endif],
	126	[ipv6type=$i;
a358449a MP	127	AC_DEFINE(INET6, 1, [true if you have IPv6])
a358449a MP	128	])
06963d0f MP	129	;;
	130	kame)
	131	# http://www.kame.net/
	132	AC_EGREP_CPP(yes, [
	133	#include <netinet/in.h>
	134	#ifdef __KAME__
	135	yes
	136	#endif],
a358449a MP	137	[ipv6type=$i;
a358449a MP	138	AC_DEFINE(INET6, 1, [true if you have IPv6])])
06963d0f MP	139	;;
	140	linux-glibc)
	141	# http://www.v6.linux.or.jp/
	142	AC_EGREP_CPP(yes, [
	143	#include <features.h>
	144	#if defined(__GLIBC__) && __GLIBC__ >= 2 && __GLIBC_MINOR__ >= 1
	145	yes
	146	#endif],
	147	[ipv6type=$i;
a358449a	148	AC_DEFINE(INET6, 1, [true if you have IPv6])])
06963d0f MP	149	;;
	150	linux-inet6)
	151	# http://www.v6.linux.or.jp/
	152	if test -d /usr/inet6 -o -f /usr/inet6/lib/libinet6.a; then
	153	ipv6type=$i
	154	ipv6lib=inet6
	155	ipv6libdir=/usr/inet6/lib
	156	ipv6trylibc=yes;
a358449a MP	157	AC_DEFINE(INET6, 1, [true if you have IPv6])
a358449a MP	158	CFLAGS="-I/usr/inet6/include $CFLAGS"
06963d0f MP	159	fi
	160	;;
	161	toshiba)
	162	AC_EGREP_CPP(yes, [
	163	#include <sys/param.h>
	164	#ifdef _TOSHIBA_INET6
	165	yes
	166	#endif],
	167	[ipv6type=$i;
	168	ipv6lib=inet6;
	169	ipv6libdir=/usr/local/v6/lib;
a358449a	170	AC_DEFINE(INET6, 1, [true if you have IPv6])])
06963d0f MP	171	;;
	172	v6d)
	173	AC_EGREP_CPP(yes, [
	174	#include </usr/local/v6/include/sys/v6config.h>
	175	#ifdef __V6D__
	176	yes
	177	#endif],
	178	[ipv6type=$i;
	179	ipv6lib=v6;
	180	ipv6libdir=/usr/local/v6/lib;
a358449a	181	AC_DEFINE(INET6, 1, [true if you have IPv6])])
06963d0f MP	182	;;
	183	zeta)
	184	AC_EGREP_CPP(yes, [
	185	#include <sys/param.h>
	186	#ifdef _ZETA_MINAMI_INET6
	187	yes
	188	#endif],
	189	[ipv6type=$i;
	190	ipv6lib=inet6;
	191	ipv6libdir=/usr/local/v6/lib;
a358449a	192	AC_DEFINE(INET6, 1, [true if you have IPv6])])
06963d0f MP	193	;;
	194	esac
	195	if test "$ipv6type" != "unknown"; then
	196	break
	197	fi
	198	done
	199	AC_MSG_RESULT($ipv6type)
	200	fi
	201
	202	if test "$ipv6" = "yes" -a -f /usr/local/v6/lib/libinet6.a; then
	203	ac_inet6_LDFLAGS="inet6"
	204	ipv6libdir=/usr/local/v6/lib
	205	LDFLAGS="$LDFLAGS -L/usr/local/v6/lib"
	206	AC_CHECK_LIB(inet6, getaddrinfo, , ipv6lib="$ac_inet6_LDFLAGS")
	207	fi
	208
	209	if test "$ipv6" = "yes" -a -f /usr/lib/libinet6.a; then
	210	ac_inet6_LDFLAGS="inet6"
	211	AC_CHECK_LIB(inet6, getaddrinfo, , ipv6lib="$ac_inet6_LDFLAGS")
	212	fi
	213
	214	if test "$ipv6" = "yes" -a "$ipv6lib" != "none"; then
	215	if test -d $ipv6libdir -a -f $ipv6libdir/lib$ipv6lib.a; then
	216	LIBS="-L$ipv6libdir -l$ipv6lib $LIBS"
bc3d7454	217	AC_MSG_NOTICE([You have $ipv6lib library, using it])
06963d0f MP	218	else
06963d0f MP	219	if test "$ipv6trylibc" = "yes"; then
bc3d7454	220	AC_MSG_WARN([You do not have $ipv6lib library, using libc])
06963d0f	221	else
bc3d7454	222	AC_MSG_ERROR([No $ipv6lib library found. cannot continue. You need to fetch lib$ipv6lib.a from appropriate ipv6 kit and compile beforehand.])
06963d0f MP	223	fi
	224	fi
	225	fi
	226
06963d0f MP	227	AC_REPLACE_FUNCS(getaddrinfo getnameinfo)
06963d0f MP	228
bf5c2bf6 MP	229	AC_CHECK_MEMBER([struct sockaddr.sa_len],
	230	[ AC_DEFINE(HAVE_SOCKADDR_LEN) ],
	231	[],
	232	[
06963d0f MP	233	#include <sys/types.h>
06963d0f MP	234	#include <sys/socket.h>
bf5c2bf6	235	])
06963d0f	236
cd957c70	237	AC_C_BIGENDIAN
c627d613	238	AC_HEADER_DIRENT
c627d613 AT	239	AC_HEADER_TIME
c627d613 AT	240	AC_HEADER_SYS_WAIT
8bf73749	241	AC_CHECK_HEADERS(sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h unistd.h utime.h grp.h)
94481d91	242	AC_CHECK_HEADERS(compat.h sys/param.h ctype.h sys/wait.h sys/ioctl.h)
fdd71e17	243	AC_CHECK_HEADERS(sys/filio.h string.h stdlib.h sys/socket.h sys/mode.h)
9dec7aa9	244	AC_CHECK_HEADERS(glob.h alloca.h mcheck.h sys/sysctl.h arpa/inet.h arpa/nameser.h)
15c17078	245	AC_CHECK_HEADERS(netdb.h)
c627d613 AT	246
	247	AC_CHECK_SIZEOF(int)
	248	AC_CHECK_SIZEOF(long)
	249	AC_CHECK_SIZEOF(short)
	250
	251	AC_C_INLINE
	252
	253	AC_TYPE_SIGNAL
	254	AC_TYPE_UID_T
	255	AC_TYPE_MODE_T
	256	AC_TYPE_OFF_T
	257	AC_TYPE_SIZE_T
	258	AC_TYPE_PID_T
9422bb3f	259	AC_TYPE_GETGROUPS
bf5c2bf6 MP	260	AC_CHECK_MEMBERS([struct stat.st_rdev])
bf5c2bf6 MP	261
e2ba16cc	262	AC_CHECK_TYPE([ino_t], [unsigned])
7ca6e856	263	TYPE_SOCKLEN_T
c627d613	264
7b3d4257	265	AC_CACHE_CHECK([for errno in errno.h],rsync_cv_errno, [
7597e1a9	266	AC_TRY_COMPILE([#include <errno.h>],[int i = errno],
7b3d4257 AT	267	rsync_cv_errno=yes,rsync_cv_have_errno_decl=no)])
7b3d4257 AT	268	if test x"$rsync_cv_errno" = x"yes"; then
d4e4cbe1	269	AC_DEFINE(HAVE_ERRNO_DECL, 1, [ ])
7597e1a9	270	fi
c627d613	271
a784e10d DD	272	# The following test taken from the cvs sources
	273	# If we can't find connect, try looking in -lsocket, -lnsl, and -linet.
	274	# These need checks to be before checks for any other functions that
	275	# might be in the same libraries.
	276	# The Irix 5 libc.so has connect and gethostbyname, but Irix 5 also has
	277	# libsocket.so which has a bad implementation of gethostbyname (it
	278	# only looks in /etc/hosts), so we only look for -lsocket if we need
	279	# it.
	280	AC_CHECK_FUNCS(connect)
	281	if test x"$ac_cv_func_connect" = x"no"; then
	282	case "$LIBS" in
	283	-lnsl) ;;
	284	*) AC_CHECK_LIB(nsl_s, printf) ;;
	285	esac
	286	case "$LIBS" in
	287	-lnsl) ;;
	288	*) AC_CHECK_LIB(nsl, printf) ;;
	289	esac
	290	case "$LIBS" in
	291	-lsocket) ;;
	292	*) AC_CHECK_LIB(socket, connect) ;;
	293	esac
	294	case "$LIBS" in
	295	-linet) ;;
	296	*) AC_CHECK_LIB(inet, connect) ;;
	297	esac
	298	dnl We can't just call AC_CHECK_FUNCS(connect) here, because the value
	299	dnl has been cached.
	300	if test x"$ac_cv_lib_socket_connect" = x"yes" \|\|
	301	test x"$ac_cv_lib_inet_connect" = x"yes"; then
	302	# ac_cv_func_connect=yes
	303	# don't! it would cause AC_CHECK_FUNC to succeed next time configure is run
d4e4cbe1	304	AC_DEFINE(HAVE_CONNECT, 1, [ ])
a784e10d DD	305	fi
	306	fi
	307
	308	#
	309	# if we can't find strcasecmp, look in -lresolv (for Unixware at least)
	310	#
	311	AC_CHECK_FUNCS(strcasecmp)
	312	if test x"$ac_cv_func_strcasecmp" = x"no"; then
	313	AC_CHECK_LIB(resolv, strcasecmp)
	314	fi
	315
c627d613	316	AC_FUNC_MEMCMP
c627d613	317	AC_FUNC_UTIME_NULL
e68f3481	318	AC_CHECK_FUNCS(waitpid wait4 getcwd strdup strerror chown chmod mknod)
e0414f42	319	AC_CHECK_FUNCS(fchmod fstat strchr readlink link utime utimes strftime)
8950ac03	320	AC_CHECK_FUNCS(memmove lchown vsnprintf snprintf asprintf setsid glob strpbrk)
8ee3d639	321	AC_CHECK_FUNCS(strlcat strlcpy mtrace)
24c857f1 DD	322
	323	AC_CACHE_CHECK([for working socketpair],rsync_cv_HAVE_SOCKETPAIR,[
	324	AC_TRY_RUN([#include <sys/types.h>
	325	#include <sys/socket.h>
	326	main() {
	327	int fd[2];
	328	exit((socketpair(AF_UNIX, SOCK_STREAM, 0, fd) != -1) ? 0 : 1);
	329	}],
	330	rsync_cv_HAVE_SOCKETPAIR=yes,rsync_cv_HAVE_SOCKETPAIR=no,rsync_cv_HAVE_SOCKETPAIR=cross)])
	331	if test x"$rsync_cv_HAVE_SOCKETPAIR" = x"yes"; then
d4e4cbe1	332	AC_DEFINE(HAVE_SOCKETPAIR, 1, [ ])
24c857f1	333	fi
c627d613	334
79fc6bdb	335	AC_CACHE_CHECK([for working fnmatch],rsync_cv_HAVE_FNMATCH,[
c627d613	336	AC_TRY_RUN([#include <fnmatch.h>
e7d6e0aa AT	337	main() { exit((fnmatch("*.o", "x.o", FNM_PATHNAME) == 0 &&
e7d6e0aa AT	338	fnmatch("a/b/*", "a/b/c/d", FNM_PATHNAME) != 0) ? 0: 1); }],
79fc6bdb DD	339	rsync_cv_HAVE_FNMATCH=yes,rsync_cv_HAVE_FNMATCH=no,rsync_cv_HAVE_FNMATCH=cross)])
79fc6bdb DD	340	if test x"$rsync_cv_HAVE_FNMATCH" = x"yes"; then
d4e4cbe1	341	AC_DEFINE(HAVE_FNMATCH, 1, [ ])
79fc6bdb DD	342	fi
79fc6bdb DD	343
1ac15cd8 MP	344	if test x"$with_included_popt" != x"yes"
	345	then
	346	AC_CHECK_LIB(popt, poptGetContext, , [with_included_popt=yes])
	347	fi
2d1ebe9c	348
12458878	349	AC_MSG_CHECKING([whether to use included libpopt])
2d1ebe9c MP	350	if test x"$with_included_popt" = x"yes"
2d1ebe9c MP	351	then
12458878	352	AC_MSG_RESULT($srcdir/popt)
1ac15cd8	353	BUILD_POPT='$(popt_OBJS)'
26ef00bd	354	CFLAGS="$CFLAGS -I$srcdir/popt"
2d1ebe9c MP	355	else
2d1ebe9c MP	356	AC_MSG_RESULT(no)
79fc6bdb	357	fi
c627d613	358
79fc6bdb	359	AC_CACHE_CHECK([for long long],rsync_cv_HAVE_LONGLONG,[
0d0e2e93	360	AC_TRY_RUN([#include <stdio.h>
efb2f6bf	361	main() { long long x = 1000000; x *= x; exit(((x/1000000) == 1000000)? 0: 1); }],
79fc6bdb DD	362	rsync_cv_HAVE_LONGLONG=yes,rsync_cv_HAVE_LONGLONG=no,rsync_cv_HAVE_LONGLONG=cross)])
79fc6bdb DD	363	if test x"$rsync_cv_HAVE_LONGLONG" = x"yes"; then
d4e4cbe1	364	AC_DEFINE(HAVE_LONGLONG, 1, [ ])
7597e1a9	365	fi
0d0e2e93	366
7b3d4257	367	AC_CACHE_CHECK([for off64_t],rsync_cv_HAVE_OFF64_T,[
bcacc18b AT	368	AC_TRY_RUN([#include <stdio.h>
bcacc18b AT	369	#include <sys/stat.h>
7597e1a9	370	main() { struct stat64 st; off64_t s; if (sizeof(off_t) == sizeof(off64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
7b3d4257 AT	371	rsync_cv_HAVE_OFF64_T=yes,rsync_cv_HAVE_OFF64_T=no,rsync_cv_HAVE_OFF64_T=cross)])
7b3d4257 AT	372	if test x"$rsync_cv_HAVE_OFF64_T" = x"yes"; then
d4e4cbe1	373	AC_DEFINE(HAVE_OFF64_T, 1, [ ])
7597e1a9	374	fi
debb4505	375
79fc6bdb	376	AC_CACHE_CHECK([for short ino_t],rsync_cv_HAVE_SHORT_INO_T,[
c29ee43d AT	377	AC_TRY_RUN([#include <stdio.h>
	378	#include <sys/types.h>
	379	#include <sys/stat.h>
	380	main() { if (sizeof(ino_t) < sizeof(unsigned int)) return 0; return 1; }],
79fc6bdb DD	381	rsync_cv_HAVE_SHORT_INO_T=yes,rsync_cv_HAVE_SHORT_INO_T=no,rsync_cv_HAVE_SHORT_INO_T=cross)])
79fc6bdb DD	382	if test x"$rsync_cv_HAVE_SHORT_INO_T" = x"yes"; then
d4e4cbe1	383	AC_DEFINE(HAVE_SHORT_INO_T, 1, [ ])
79fc6bdb	384	fi
c29ee43d	385
7b3d4257	386	AC_CACHE_CHECK([for unsigned char],rsync_cv_HAVE_UNSIGNED_CHAR,[
debb4505 AT	387	AC_TRY_RUN([#include <stdio.h>
debb4505 AT	388	main() { char c; c=250; exit((c > 0)?0:1); }],
7b3d4257 AT	389	rsync_cv_HAVE_UNSIGNED_CHAR=yes,rsync_cv_HAVE_UNSIGNED_CHAR=no,rsync_cv_HAVE_UNSIGNED_CHAR=cross)])
7b3d4257 AT	390	if test x"$rsync_cv_HAVE_UNSIGNED_CHAR" = x"yes"; then
d4e4cbe1	391	AC_DEFINE(HAVE_UNSIGNED_CHAR, 1, [ ])
7597e1a9	392	fi
bcacc18b	393
7b3d4257	394	AC_CACHE_CHECK([for broken readdir],rsync_cv_HAVE_BROKEN_READDIR,[
59503278 AT	395	AC_TRY_RUN([#include <sys/types.h>
	396	#include <dirent.h>
	397	main() { struct dirent di; DIR d = opendir("."); di = readdir(d);
	398	if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
7597e1a9	399	di->d_name[0] == 0) exit(0); exit(1);} ],
7b3d4257 AT	400	rsync_cv_HAVE_BROKEN_READDIR=yes,rsync_cv_HAVE_BROKEN_READDIR=no,rsync_cv_HAVE_BROKEN_READDIR=cross)])
7b3d4257 AT	401	if test x"$rsync_cv_HAVE_BROKEN_READDIR" = x"yes"; then
d4e4cbe1	402	AC_DEFINE(HAVE_BROKEN_READDIR, 1, [ ])
7597e1a9	403	fi
1e9f155a	404
7b3d4257	405	AC_CACHE_CHECK([for utimbuf],rsync_cv_HAVE_UTIMBUF,[
d6e6ecbd AT	406	AC_TRY_COMPILE([#include <sys/types.h>
d6e6ecbd AT	407	#include <utime.h>],
7597e1a9	408	[struct utimbuf tbuf; tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
7b3d4257 AT	409	rsync_cv_HAVE_UTIMBUF=yes,rsync_cv_HAVE_UTIMBUF=no,rsync_cv_HAVE_UTIMBUF=cross)])
7b3d4257 AT	410	if test x"$rsync_cv_HAVE_UTIMBUF" = x"yes"; then
d4e4cbe1	411	AC_DEFINE(HAVE_UTIMBUF, 1, [ ])
7597e1a9	412	fi
d6e6ecbd	413
3060d4aa AT	414	AC_CACHE_CHECK([if gettimeofday takes tz argument],rsync_cv_HAVE_GETTIMEOFDAY_TZ,[
	415	AC_TRY_RUN([
	416	#include <sys/time.h>
	417	#include <unistd.h>
	418	main() { struct timeval tv; exit(gettimeofday(&tv, NULL));}],
	419	rsync_cv_HAVE_GETTIMEOFDAY_TZ=yes,rsync_cv_HAVE_GETTIMEOFDAY_TZ=no,rsync_cv_HAVE_GETTIMEOFDAY_TZ=cross)])
	420	if test x"$rsync_cv_HAVE_GETTIMEOFDAY_TZ" = x"yes"; then
d4e4cbe1	421	AC_DEFINE(HAVE_GETTIMEOFDAY_TZ, 1, [ ])
3060d4aa AT	422	fi
3060d4aa AT	423
8950ac03 AT	424	AC_CACHE_CHECK([for C99 vsnprintf],rsync_cv_HAVE_C99_VSNPRINTF,[
	425	AC_TRY_RUN([
	426	#include <sys/types.h>
	427	#include <stdarg.h>
	428	void foo(const char *format, ...) {
	429	va_list ap;
	430	int len;
	431	char buf[5];
	432
	433	va_start(ap, format);
	434	len = vsnprintf(0, 0, format, ap);
	435	va_end(ap);
	436	if (len != 5) exit(1);
	437
	438	if (snprintf(buf, 3, "hello") != 5 \|\| strcmp(buf, "he") != 0) exit(1);
	439
	440	exit(0);
	441	}
	442	main() { foo("hello"); }
	443	],
	444	rsync_cv_HAVE_C99_VSNPRINTF=yes,rsync_cv_HAVE_C99_VSNPRINTF=no,rsync_cv_HAVE_C99_VSNPRINTF=cross)])
	445	if test x"$rsync_cv_HAVE_C99_VSNPRINTF" = x"yes"; then
d4e4cbe1	446	AC_DEFINE(HAVE_C99_VSNPRINTF, 1, [ ])
8950ac03 AT	447	fi
	448
	449
f62c17e3 AT	450	AC_CACHE_CHECK([for secure mkstemp],rsync_cv_HAVE_SECURE_MKSTEMP,[
	451	AC_TRY_RUN([#include <stdlib.h>
	452	#include <sys/types.h>
	453	#include <sys/stat.h>
	454	#include <unistd.h>
	455	main() {
	456	struct stat st;
	457	char tpl[20]="/tmp/test.XXXXXX";
	458	int fd = mkstemp(tpl);
	459	if (fd == -1) exit(1);
	460	unlink(tpl);
	461	if (fstat(fd, &st) != 0) exit(1);
	462	if ((st.st_mode & 0777) != 0600) exit(1);
	463	exit(0);
	464	}],
	465	rsync_cv_HAVE_SECURE_MKSTEMP=yes,
	466	rsync_cv_HAVE_SECURE_MKSTEMP=no,
	467	rsync_cv_HAVE_SECURE_MKSTEMP=cross)])
	468	if test x"$rsync_cv_HAVE_SECURE_MKSTEMP" = x"yes"; then
d4e4cbe1	469	AC_DEFINE(HAVE_SECURE_MKSTEMP, 1, [ ])
f62c17e3 AT	470	fi
f62c17e3 AT	471
3060d4aa	472
7b3d4257 AT	473	AC_CACHE_CHECK([for broken inet_ntoa],rsync_cv_REPLACE_INET_NTOA,[
	474	AC_TRY_RUN([
	475	#include <stdio.h>
	476	#include <sys/types.h>
	477	#include <netinet/in.h>
	478	#include <arpa/inet.h>
	479	main() { struct in_addr ip; ip.s_addr = 0x12345678;
	480	if (strcmp(inet_ntoa(ip),"18.52.86.120") &&
fca3ef06 AT	481	strcmp(inet_ntoa(ip),"120.86.52.18")) { exit(1); }
	482	exit(0);}],
	483	rsync_cv_REPLACE_INET_NTOA=no,rsync_cv_REPLACE_INET_NTOA=yes,rsync_cv_REPLACE_INET_NTOA=cross)])
7b3d4257	484	if test x"$rsync_cv_REPLACE_INET_NTOA" = x"yes"; then
d4e4cbe1	485	AC_DEFINE(REPLACE_INET_NTOA, 1, [ ])
7b3d4257 AT	486	fi
7b3d4257 AT	487
fca3ef06 AT	488
	489	AC_CACHE_CHECK([for broken inet_aton],rsync_cv_REPLACE_INET_ATON,[
	490	AC_TRY_RUN([
	491	#include <stdio.h>
	492	#include <sys/types.h>
	493	#include <netinet/in.h>
	494	#include <arpa/inet.h>
	495	main() { struct in_addr ip;
	496	if (inet_aton("example", &ip) == 0) exit(0); exit(1);}],
	497	rsync_cv_REPLACE_INET_ATON=no,rsync_cv_REPLACE_INET_ATON=yes,rsync_cv_REPLACE_INET_ATON=cross)])
	498	if test x"$rsync_cv_REPLACE_INET_ATON" = x"yes"; then
d4e4cbe1	499	AC_DEFINE(REPLACE_INET_ATON, 1, [ ])
fca3ef06 AT	500	fi
fca3ef06 AT	501
692da0b5 DD	502	#
	503	# The following test was mostly taken from the tcl/tk plus patches
	504	#
79fc6bdb	505	AC_CACHE_CHECK([whether -c -o works],rsync_cv_DASHC_WORKS_WITH_DASHO,[
692da0b5 DD	506	rm -rf conftest*
	507	cat > conftest.$ac_ext <<EOF
	508	int main() { return 0; }
	509	EOF
	510	${CC-cc} -c -o conftest..o conftest.$ac_ext
	511	if test -f conftest..o; then
79fc6bdb DD	512	rsync_cv_DASHC_WORKS_WITH_DASHO=yes
	513	else
	514	rsync_cv_DASHC_WORKS_WITH_DASHO=no
	515	fi
	516	rm -rf conftest*
	517	])
	518	if test x"$rsync_cv_DASHC_WORKS_WITH_DASHO" = x"yes"; then
692da0b5 DD	519	OBJ_SAVE="#"
	520	OBJ_RESTORE="#"
	521	CC_SHOBJ_FLAG='-o $@'
692da0b5 DD	522	else
	523	OBJ_SAVE=' @b=`basename $@ .o`;rm -f $$b.o.sav;if test -f $$b.o; then mv $$b.o $$b.o.sav;fi;'
	524	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'
	525	CC_SHOBJ_FLAG=""
692da0b5	526	fi
79fc6bdb	527
692da0b5 DD	528	AC_SUBST(OBJ_SAVE)
	529	AC_SUBST(OBJ_RESTORE)
	530	AC_SUBST(CC_SHOBJ_FLAG)
1ac15cd8	531	AC_SUBST(BUILD_POPT)
7d29d4ba	532
bf5c2bf6 MP	533	AC_CONFIG_FILES([Makefile lib/dummy zlib/dummy popt/dummy shconfig])
bf5c2bf6 MP	534	AC_OUTPUT