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(2.59)

RSYNC_VERSION=3.0.0cvs

AC_SUBST(RSYNC_VERSION)

AC_MSG_NOTICE([Configuring rsync $RSYNC_VERSION])

AC_DEFINE_UNQUOTED(RSYNC_VERSION, ["$RSYNC_VERSION"], [rsync release version])

LDFLAGS=${LDFLAGS-""}

AC_CANONICAL_TARGET([])

dnl Checks for programs.

AC_PROG_CC

AC_PROG_CPP

AC_PROG_EGREP

AC_PROG_INSTALL

AC_PROG_CC_STDC

AC_SUBST(SHELL)

AC_DEFINE([_GNU_SOURCE], 1,

[Define _GNU_SOURCE so that we get all necessary prototypes])

if test x"$ac_cv_prog_cc_stdc" = x"no"; then

AC_MSG_WARN([rsync requires an ANSI C compiler and you don't seem to have one])

fi

# We must decide this before testing the compiler.

# Please allow this to default to yes, so that your users have more

# chance of getting a useful stack trace if problems occur.

AC_MSG_CHECKING([whether to include debugging symbols])

AC_ARG_ENABLE(debug,

AC_HELP_STRING([--disable-debug],

[turn off debugging symbols and features]))

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

dnl AC_DEFINE(DEBUG, 1, [Define to turn on debugging code that may slow normal operation])

dnl CFLAGS=${CFLAGS-"-g"}

fi

AC_ARG_ENABLE(profile,

AC_HELP_STRING([--enable-profile],

[turn on CPU profiling]))

if test x"$enable_profile" = x"yes"; then

CFLAGS="$CFLAGS -pg"

fi

# Specifically, this turns on panic_action handling.

AC_ARG_ENABLE(maintainer-mode,

AC_HELP_STRING([--enable-maintainer-mode],

[turn on extra debug features]))

if test x"$enable_maintainer_mode" = x"yes"; then

CFLAGS="$CFLAGS -DMAINTAINER_MODE"

fi

# This is needed for our included version of popt. Kind of silly, but

# I don't want our version too far out of sync.

CFLAGS="$CFLAGS -DHAVE_CONFIG_H"

# If GCC, turn on warnings.

if test x"$GCC" = x"yes"; then

CFLAGS="$CFLAGS -Wall -W"

fi

AC_ARG_WITH(included-popt,

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

AC_ARG_WITH(rsync-path,

AC_HELP_STRING([--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", [location of rsync on remote machine])

AC_ARG_WITH(rsyncd-conf,

AC_HELP_STRING([--with-rsyncd-conf=PATH], [set configuration file for rsync server to PATH (default: /etc/rsyncd.conf)]),

[ if test ! -z "$with_rsyncd_conf" ; then

case $with_rsyncd_conf in

yes|no)

RSYNCD_SYSCONF="/etc/rsyncd.conf"

;;

/*)

RSYNCD_SYSCONF="$with_rsyncd_conf"

;;

*)

AC_MSG_ERROR(You must specify an absolute path to --with-rsyncd-conf=PATH)

;;

esac

else

RSYNCD_SYSCONF="/etc/rsyncd.conf"

fi ],

[ RSYNCD_SYSCONF="/etc/rsyncd.conf" ])

AC_DEFINE_UNQUOTED(RSYNCD_SYSCONF, "$RSYNCD_SYSCONF", [location of configuration file for rsync server])

AC_ARG_WITH(rsh,

AC_HELP_STRING([--with-rsh=CMD], [set remote shell command to CMD (default: ssh)]))

AC_CHECK_PROG(HAVE_REMSH, remsh, 1, 0)

if test x$HAVE_REMSH = x1; then

AC_DEFINE(HAVE_REMSH, 1, [Define to 1 if remote shell is remsh, not rsh])

fi

if test x"$with_rsh" != x; then

RSYNC_RSH="$with_rsh"

else

RSYNC_RSH="ssh"

fi

AC_DEFINE_UNQUOTED(RSYNC_RSH, "$RSYNC_RSH", [default -e command])

AC_ARG_WITH(nobody-group,

AC_HELP_STRING([--with-nobody-group=GROUP],

[set the default unprivileged group (default nobody or nogroup)]),

[ NOBODY_GROUP="$with_nobody_group" ])

if test x"$with_nobody_group" = x; then

AC_MSG_CHECKING([the group for user "nobody"])

if grep '^nobody:' /etc/group >/dev/null 2>&1; then

NOBODY_GROUP=nobody

elif grep '^nogroup:' /etc/group >/dev/null 2>&1; then

NOBODY_GROUP=nogroup

else

NOBODY_GROUP=nobody # test for others?

fi

AC_MSG_RESULT($NOBODY_GROUP)

fi

AC_DEFINE_UNQUOTED(NOBODY_USER, "nobody", [unprivileged user--e.g. nobody])

AC_DEFINE_UNQUOTED(NOBODY_GROUP, "$NOBODY_GROUP", [unprivileged group for unprivileged user])

# arrgh. libc in some old debian version screwed 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;

char tpl[32] = "/tmp/locktest.XXXXXX";

int fd = mkstemp(tpl);

if (fd < 0) {

strcpy(tpl, "conftest.dat");

fd = open(tpl, 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(tpl);

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

ipv6type=unknown

ipv6lib=none

ipv6trylibc=yes

AC_ARG_ENABLE(ipv6,

AC_HELP_STRING([--disable-ipv6],

[don't even try to use IPv6]))

if test x"$enable_ipv6" != x"no"; 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)

AC_SEARCH_LIBS(getaddrinfo, inet6)

fi

dnl Do you want to disable use of locale functions

AC_ARG_ENABLE([locale],

AC_HELP_STRING([--disable-locale],

[turn off locale features]))

AH_TEMPLATE([CONFIG_LOCALE],

[Undefine if you don't want locale features. By default this is defined.])

if test x"$enable_locale" != x"no"; then

AC_DEFINE(CONFIG_LOCALE)

fi

AC_MSG_CHECKING([whether to call shutdown on all sockets])

case $host_os in

*cygwin* ) AC_MSG_RESULT(yes)

AC_DEFINE(SHUTDOWN_ALL_SOCKETS, 1,

[Define to 1 if sockets need to be shutdown])

;;

* ) AC_MSG_RESULT(no);;

esac

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 compat.h sys/param.h ctype.h sys/wait.h \

sys/ioctl.h sys/filio.h string.h stdlib.h sys/socket.h sys/mode.h \

sys/un.h glob.h mcheck.h arpa/inet.h arpa/nameser.h locale.h \

netdb.h malloc.h float.h limits.h iconv.h libcharset.h langinfo.h)

AC_HEADER_MAJOR

AC_CACHE_CHECK([if makedev takes 3 args],rsync_cv_MAKEDEV_TAKES_3_ARGS,[

AC_TRY_RUN([

#include <sys/types.h>

#ifdef MAJOR_IN_MKDEV

#include <sys/mkdev.h>

# if !defined makedev && (defined mkdev || defined _WIN32 || defined __WIN32__)

# define makedev mkdev

# endif

#elif defined MAJOR_IN_SYSMACROS

#include <sys/sysmacros.h>

#endif

int main(void)

{

dev_t dev = makedev(0, 5, 7);

if (major(dev) != 5 || minor(dev) != 7)

exit(1);

return 0;

}

],

rsync_cv_MAKEDEV_TAKES_3_ARGS=yes,rsync_cv_MAKEDEV_TAKES_3_ARGS=no,rsync_cv_MAKEDEV_TAKES_3_ARGS=no)])

if test x"$rsync_cv_MAKEDEV_TAKES_3_ARGS" = x"yes"; then

AC_DEFINE(MAKEDEV_TAKES_3_ARGS, 1, [Define to 1 if makedev() takes 3 args])

fi

AC_CHECK_SIZEOF(int)

AC_CHECK_SIZEOF(long)

AC_CHECK_SIZEOF(long long)

AC_CHECK_SIZEOF(short)

AC_CHECK_SIZEOF(int16_t)

AC_CHECK_SIZEOF(uint16_t)

AC_CHECK_SIZEOF(int32_t)

AC_CHECK_SIZEOF(uint32_t)

AC_CHECK_SIZEOF(int64_t)

AC_CHECK_SIZEOF(off_t)

AC_CHECK_SIZEOF(off64_t)

AC_C_INLINE

AC_C_LONG_DOUBLE

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])

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, [Define to 1 if errno is declared in errno.h])

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, [Define to 1 if you have the "connect" function])

fi

fi

AC_SEARCH_LIBS(inet_ntop, resolv)

# Solaris and HP-UX weirdness:

# Search for libiconv_open (not iconv_open) to discover if -liconv is needed!

AC_SEARCH_LIBS(libiconv_open, iconv)

AC_MSG_CHECKING([for iconv declaration])

AC_CACHE_VAL(am_cv_proto_iconv, [

AC_TRY_COMPILE([

#include <stdlib.h>

#include <iconv.h>

extern

#ifdef __cplusplus

"C"

#endif

#if defined(__STDC__) || defined(__cplusplus)

size_t iconv (iconv_t cd, char * *inbuf, size_t *inbytesleft, char * *outbuf, size_t *outbytesleft);

#else

size_t iconv();

#endif

], [], am_cv_proto_iconv_arg1="", am_cv_proto_iconv_arg1="const")

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);"])

am_cv_proto_iconv=`echo "[$]am_cv_proto_iconv" | tr -s ' ' | sed -e 's/( /(/'`

AC_MSG_RESULT([$]{ac_t:-

}[$]am_cv_proto_iconv)

AC_DEFINE_UNQUOTED(ICONV_CONST, $am_cv_proto_iconv_arg1,

[Define as const if the declaration of iconv() needs const.])

dnl AC_MSG_NOTICE([Looking in libraries: $LIBS])

AC_CHECK_FUNCS(inet_ntop, , [AC_LIBOBJ(lib/inet_ntop)])

AC_CHECK_FUNCS(inet_pton, , [AC_LIBOBJ(lib/inet_pton)])

# Irix 6.5 has getaddrinfo but not the corresponding defines, so use

# builtin getaddrinfo if one of the defines don't exist

AC_CACHE_CHECK([whether defines needed by getaddrinfo exist],

rsync_cv_HAVE_GETADDR_DEFINES,[

AC_EGREP_CPP(yes, [

#include <sys/types.h>

#include <sys/socket.h>

#include <netdb.h>

#ifdef AI_PASSIVE

yes

#endif],

rsync_cv_HAVE_GETADDR_DEFINES=yes,

rsync_cv_HAVE_GETADDR_DEFINES=no)])

if test x"$rsync_cv_HAVE_GETADDR_DEFINES" = x"yes"; then

# Tru64 UNIX has getaddrinfo() but has it renamed in libc as

# something else so we must include <netdb.h> to get the

# redefinition.

AC_CHECK_FUNCS(getaddrinfo, ,

[AC_MSG_CHECKING([for getaddrinfo by including <netdb.h>])

AC_TRY_LINK([#include <sys/types.h>

#include <sys/socket.h>

#include <netdb.h>],[getaddrinfo(NULL, NULL, NULL, NULL);],

[AC_MSG_RESULT([yes])

AC_DEFINE(HAVE_GETADDRINFO, 1,

[Define to 1 if you have the "getaddrinfo" function.])],

[AC_MSG_RESULT([no])

AC_LIBOBJ(lib/getaddrinfo)])])

AC_CHECK_FUNCS(getnameinfo, , [AC_LIBOBJ(lib/getnameinfo)])

else

AC_LIBOBJ(lib/getaddrinfo)

AC_LIBOBJ(lib/getnameinfo)

fi

AC_CHECK_MEMBER([struct sockaddr.sa_len],

[ AC_DEFINE(HAVE_SOCKADDR_LEN, 1, [Do we have sockaddr.sa_len?]) ],

[],

[

#include <sys/types.h>

#include <sys/socket.h>

])

AC_CHECK_MEMBER([struct sockaddr_in.sin_len],

[ AC_DEFINE(HAVE_SOCKADDR_IN_LEN, 1, [Do we have sockaddr_in.sin_len?]) ],

[],

[

#include <sys/types.h>

#include <sys/socket.h>

#include <netinet/in.h>

])

AC_CHECK_MEMBER([struct sockaddr_un.sun_len],

[ AC_DEFINE(HAVE_SOCKADDR_UN_LEN, 1, [Do we have sockaddr_un.sun_len?]) ],

[],

[

#include <sys/types.h>

#include <sys/socket.h>

#include <netinet/in.h>

])

AC_MSG_CHECKING(struct sockaddr_storage)

AC_TRY_COMPILE([#include <sys/types.h>

#include <sys/socket.h>],

[struct sockaddr_storage x;],

AC_MSG_RESULT(yes)

AC_DEFINE(HAVE_SOCKADDR_STORAGE, 1,

[Define to 1 if you have struct sockaddr_storage.] ),

AC_MSG_RESULT(no))

AC_CHECK_MEMBER([struct sockaddr_in6.sin6_scope_id],

[ AC_DEFINE(HAVE_SOCKADDR_IN6_SCOPE_ID, 1, [Do we have sockaddr_in6.sin6_scope_id?]) ],

[],

[

#include <sys/types.h>

#include <sys/socket.h>

#include <netinet/in.h>

])

AC_MSG_CHECKING(struct stat64)

AC_TRY_COMPILE([#include <stdio.h>

#if HAVE_SYS_TYPES_H

# include <sys/types.h>

#endif

#if HAVE_SYS_STAT_H

# include <sys/stat.h>

#endif

#if STDC_HEADERS

# include <stdlib.h>

# include <stddef.h>

#else

# if HAVE_STDLIB_H

# include <stdlib.h>

# endif

#endif

],[struct stat64 st;],

AC_MSG_RESULT(yes)

AC_DEFINE(HAVE_STRUCT_STAT64,1,[Define to 1 if you have struct stat64.]),

AC_MSG_RESULT(no))

# 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

dnl At the moment we don't test for a broken memcmp(), because all we

dnl need to do is test for equality, not comparison, and it seems that

dnl every platform has a memcmp that can do at least that.

dnl AC_FUNC_MEMCMP

AC_FUNC_UTIME_NULL

AC_FUNC_ALLOCA

AC_CHECK_FUNCS(waitpid wait4 getcwd strdup chown chmod lchmod mknod mkfifo \

fchmod fstat ftruncate strchr readlink link utime utimes lutimes strftime \

memmove lchown vsnprintf snprintf vasprintf asprintf setsid glob strpbrk \

strlcat strlcpy strtol mallinfo getgroups setgroups geteuid getegid \

setlocale setmode open64 lseek64 mkstemp64 mtrace va_copy __va_copy \

strerror putenv iconv_open locale_charset nl_langinfo \

sigaction sigprocmask)

AC_CHECK_FUNCS(getpgrp tcgetpgrp)

if test $ac_cv_func_getpgrp = yes; then

AC_FUNC_GETPGRP

fi

AC_CACHE_CHECK([whether chown() modifies symlinks],rsync_cv_chown_modifies_symlink,[

AC_TRY_RUN([

#if HAVE_UNISTD_H

# include <unistd.h>

#endif

#include <stdlib.h>

#include <errno.h>

main() {

char const *dangling_symlink = "conftest.dangle";

unlink(dangling_symlink);

if (symlink("conftest.no-such", dangling_symlink) < 0) abort();

if (chown(dangling_symlink, getuid(), getgid()) < 0 && errno == ENOENT) exit(1);

exit(0);

}],

rsync_cv_chown_modifies_symlink=yes,rsync_cv_chown_modifies_symlink=no,rsync_cv_chown_modifies_symlink=no)])

if test $rsync_cv_chown_modifies_symlink = yes; then

AC_DEFINE(CHOWN_MODIFIES_SYMLINK, 1, [Define to 1 if chown modifies symlinks.])

fi

AC_CACHE_CHECK([whether link() can hard-link symlinks],rsync_cv_can_hardlink_symlink,[

AC_TRY_RUN([

#if HAVE_UNISTD_H

# include <unistd.h>

#endif

#include <stdlib.h>

#include <errno.h>

#define FILENAME "conftest.dangle"

main() {

unlink(FILENAME);

if (symlink("conftest.no-such", FILENAME) < 0) abort();

if (link(FILENAME, FILENAME "2") < 0) exit(1);

exit(0);

}],

rsync_cv_can_hardlink_symlink=yes,rsync_cv_can_hardlink_symlink=no,rsync_cv_can_hardlink_symlink=no)])

if test $rsync_cv_can_hardlink_symlink = yes; then

AC_DEFINE(CAN_HARDLINK_SYMLINK, 1, [Define to 1 if link() can hard-link symlinks.])

fi

AC_CACHE_CHECK([whether link() can hard-link special files],rsync_cv_can_hardlink_special,[

AC_TRY_RUN([

#if HAVE_UNISTD_H

# include <unistd.h>

#endif

#include <stdlib.h>

#include <errno.h>

#define FILENAME "conftest.fifi"

main() {

unlink(FILENAME);

if (mkfifo(FILENAME, 0777) < 0) abort();

if (link(FILENAME, FILENAME "2") < 0) exit(1);

exit(0);

}],

rsync_cv_can_hardlink_special=yes,rsync_cv_can_hardlink_special=no,rsync_cv_can_hardlink_special=no)])

if test $rsync_cv_can_hardlink_special = yes; then

AC_DEFINE(CAN_HARDLINK_SPECIAL, 1, [Define to 1 if link() can hard-link special files.])

fi

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, [Define to 1 if you have the "socketpair" function])

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"

if test x"$ALLOCA" != x

then

# this can be removed when/if we add an included alloca.c;

# see autoconf documentation on AC_FUNC_ALLOCA

AC_MSG_WARN([included libpopt will use malloc, not alloca (which wastes a small amount of memory)])

fi

else

AC_MSG_RESULT(no)

fi

AC_CACHE_CHECK([for unsigned char],rsync_cv_SIGNED_CHAR_OK,[

AC_TRY_COMPILE([],[signed char *s = ""],

rsync_cv_SIGNED_CHAR_OK=yes,rsync_cv_SIGNED_CHAR_OK=no)])

if test x"$rsync_cv_SIGNED_CHAR_OK" = x"yes"; then

AC_DEFINE(SIGNED_CHAR_OK, 1, [Define to 1 if "signed char" is a valid type])

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, [Define to 1 if readdir() is broken])

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)])

if test x"$rsync_cv_HAVE_UTIMBUF" = x"yes"; then

AC_DEFINE(HAVE_UTIMBUF, 1, [Define to 1 if you have the "struct utimbuf" type])

fi

AC_CACHE_CHECK([if gettimeofday takes tz argument],rsync_cv_HAVE_GETTIMEOFDAY_TZ,[

AC_TRY_COMPILE([#include <sys/time.h>

#include <unistd.h>],

[struct timeval tv; exit(gettimeofday(&tv, NULL));],

rsync_cv_HAVE_GETTIMEOFDAY_TZ=yes,rsync_cv_HAVE_GETTIMEOFDAY_TZ=no)])

if test x"$rsync_cv_HAVE_GETTIMEOFDAY_TZ" != x"no"; then

AC_DEFINE(HAVE_GETTIMEOFDAY_TZ, 1, [Define to 1 if gettimeofday() takes a time-zone arg])

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, [Define to 1 if vsprintf has a C99-compatible return value])

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

case $target_os in

hpux*)

dnl HP-UX has a broken mkstemp() implementation they refuse to fix,

dnl so we noisily skip using it. See HP change request JAGaf34426

dnl for details. (sbonds)

AC_MSG_WARN(Skipping broken HP-UX mkstemp() -- using mktemp() instead)

;;

*)

AC_DEFINE(HAVE_SECURE_MKSTEMP, 1, [Define to 1 if mkstemp() is available and works right])

;;

esac

fi

AC_CACHE_CHECK([if mknod creates FIFOs],rsync_cv_MKNOD_CREATES_FIFOS,[

AC_TRY_RUN([

#include <stdio.h>

#include <sys/stat.h>

#include <errno.h>

main() { int rc, ec; char *fn = "fifo-test";

unlink(fn); rc = mknod(fn,S_IFIFO,0600); ec = errno; unlink(fn);

if (rc) {printf("(%d %d) ",rc,ec); return ec;}

return 0;}],

rsync_cv_MKNOD_CREATES_FIFOS=yes,rsync_cv_MKNOD_CREATES_FIFOS=no,rsync_cv_MKNOD_CREATES_FIFOS=cross)])

if test x"$rsync_cv_MKNOD_CREATES_FIFOS" = x"yes"; then

AC_DEFINE(MKNOD_CREATES_FIFOS, 1, [Define to 1 if mknod() can create FIFOs.])

fi

AC_CACHE_CHECK([if mknod creates sockets],rsync_cv_MKNOD_CREATES_SOCKETS,[

AC_TRY_RUN([

#include <stdio.h>

#include <sys/stat.h>

#include <errno.h>

main() { int rc, ec; char *fn = "sock-test";

unlink(fn); rc = mknod(fn,S_IFSOCK,0600); ec = errno; unlink(fn);

if (rc) {printf("(%d %d) ",rc,ec); return ec;}

return 0;}],

rsync_cv_MKNOD_CREATES_SOCKETS=yes,rsync_cv_MKNOD_CREATES_SOCKETS=no,rsync_cv_MKNOD_CREATES_SOCKETS=cross)])

if test x"$rsync_cv_MKNOD_CREATES_SOCKETS" = x"yes"; then

AC_DEFINE(MKNOD_CREATES_SOCKETS, 1, [Define to 1 if mknod() can create sockets.])

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

AC_MSG_RESULT()

AC_MSG_RESULT([ rsync ${RSYNC_VERSION} configuration successful])

AC_MSG_RESULT()