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configure.ac
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dnl Process this file with autoconf to produce a configure script.
AC_INIT([rsync],[3.1.4dev],[http://rsync.samba.org/bugzilla.html])
AC_CONFIG_MACRO_DIR([m4])
AC_CONFIG_SRCDIR([byteorder.h])
AC_CONFIG_HEADER(config.h)
AC_PREREQ([2.69])
AC_SUBST(RSYNC_VERSION, $PACKAGE_VERSION)
AC_MSG_NOTICE([Configuring rsync $PACKAGE_VERSION])
AC_DEFINE_UNQUOTED(RSYNC_VERSION, ["$PACKAGE_VERSION"], [rsync release version])
LDFLAGS=${LDFLAGS-""}
AC_CANONICAL_HOST
dnl define the directory for replacement function since AC_LIBOBJ does not
dnl officially support subdirs and fails with automake
AC_CONFIG_LIBOBJ_DIR([lib])
# We must decide this before testing the compiler.
# Please allow this to default to yes, so that your users have more
# chance of getting a useful stack trace if problems occur.
AC_MSG_CHECKING([whether to include debugging symbols])
AC_ARG_ENABLE(debug,
AS_HELP_STRING([--disable-debug],[disable debugging symbols and features]))
if test x"$enable_debug" = x"no"; then
AC_MSG_RESULT(no)
ac_cv_prog_cc_g=no
else
AC_MSG_RESULT([yes])
dnl AC_DEFINE(DEBUG, 1, [Define to turn on debugging code that may slow normal operation])
# leave ac_cv_prog_cc_g alone; AC_PROG_CC will try to include -g if it can
fi
dnl Checks for programs.
AC_PROG_CC
AC_PROG_CPP
AC_PROG_EGREP
AC_PROG_INSTALL
AC_PROG_MKDIR_P
AC_PROG_CC_STDC
AC_SUBST(SHELL)
AC_PATH_PROG([PERL], [perl])
AC_DEFINE([_GNU_SOURCE], 1,
[Define _GNU_SOURCE so that we get all necessary prototypes])
if test x"$ac_cv_prog_cc_stdc" = x"no"; then
AC_MSG_WARN([rsync requires an ANSI C compiler and you do not seem to have one])
fi
AC_ARG_ENABLE(profile,
AS_HELP_STRING([--enable-profile],[turn on CPU profiling]))
if test x"$enable_profile" = x"yes"; then
CFLAGS="$CFLAGS -pg"
fi
# Specifically, this turns on panic_action handling.
AC_ARG_ENABLE(maintainer-mode,
AS_HELP_STRING([--enable-maintainer-mode],[turn on extra debug features]))
if test x"$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,
AS_HELP_STRING([--with-included-popt],[use bundled popt library, not from system]))
AC_ARG_WITH(included-zlib,
AS_HELP_STRING([--with-included-zlib],[use bundled zlib library, not from system]))
AC_ARG_WITH(protected-args,
AS_HELP_STRING([--with-protected-args],[make --protected-args option the default]))
if test x"$with_protected_args" = x"yes"; then
AC_DEFINE_UNQUOTED(RSYNC_USE_PROTECTED_ARGS, 1, [Define to 1 if --protected-args should be the default])
fi
AC_ARG_WITH(rsync-path,
AS_HELP_STRING([--with-rsync-path=PATH],[set default --rsync-path to PATH (default: rsync)]),
[ RSYNC_PATH="$with_rsync_path" ],
[ RSYNC_PATH="rsync" ])
AC_DEFINE_UNQUOTED(RSYNC_PATH, "$RSYNC_PATH", [location of rsync on remote machine])
AC_ARG_WITH(rsyncd-conf,
AS_HELP_STRING([--with-rsyncd-conf=PATH],[set configuration file for rsync server to PATH (default: /etc/rsyncd.conf)]),
[ if test ! -z "$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, "$RSYNCD_SYSCONF", [location of configuration file for rsync server])
AC_ARG_WITH(rsh,
AS_HELP_STRING([--with-rsh=CMD],[set remote shell command to CMD (default: ssh)]))
AC_CHECK_PROG(HAVE_REMSH, remsh, 1, 0)
if test x$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, "$RSYNC_RSH", [default -e command])
AC_CHECK_PROG(HAVE_YODL2MAN, yodl2man, 1, 0)
if test x$HAVE_YODL2MAN = x1; then
MAKE_MAN=man
else
MAKE_MAN=man-copy
fi
# Some programs on solaris are only found in /usr/xpg4/bin (or work better than others versions).
AC_PATH_PROG(SHELL_PATH, sh, /bin/sh, [/usr/xpg4/bin$PATH_SEPARATOR$PATH])
AC_PATH_PROG(FAKEROOT_PATH, fakeroot, /usr/bin/fakeroot, [/usr/xpg4/bin$PATH_SEPARATOR$PATH])
AC_ARG_WITH(nobody-group,
AS_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_RUN_IFELSE([AC_LANG_SOURCE([[
#define _FILE_OFFSET_BITS 64
#include <stdio.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/wait.h>
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
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);
return WEXITSTATUS(status);
}
]])],[rsync_cv_HAVE_BROKEN_LARGEFILE=yes],[rsync_cv_HAVE_BROKEN_LARGEFILE=no],[rsync_cv_HAVE_BROKEN_LARGEFILE=cross])])
if test x"$rsync_cv_HAVE_BROKEN_LARGEFILE" != x"yes"; then
AC_SYS_LARGEFILE
fi
ipv6type=unknown
ipv6lib=none
ipv6trylibc=yes
AC_ARG_ENABLE(ipv6,
AS_HELP_STRING([--disable-ipv6],[do not even try to use IPv6]))
if test x"$enable_ipv6" != x"no"; then
AC_MSG_CHECKING([ipv6 stack type])
for i in inria kame linux-glibc linux-inet6 solaris toshiba v6d zeta cygwin; 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 $CFLAGS"
fi
;;
solaris)
# http://www.sun.com
AC_EGREP_CPP(yes, [
#include <netinet/ip6.h>
#ifdef __sun
yes
#endif],
[ipv6type=$i;
AC_DEFINE(INET6, 1, [true if you have IPv6])])
;;
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=$i;
ipv6lib=inet6;
ipv6libdir=/usr/local/v6/lib;
AC_DEFINE(INET6, 1, [true if you have IPv6])])
;;
cygwin)
AC_EGREP_CPP(yes, [
#include <netinet/in.h>
#ifdef _CYGWIN_IN6_H
yes
#endif],
[ipv6type=$i;
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],
AS_HELP_STRING([--disable-locale],[disable locale features]))
AH_TEMPLATE([CONFIG_LOCALE],
[Undefine if you do not 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 $host_os in
*cygwin* ) AC_MSG_RESULT(yes)
AC_DEFINE(SHUTDOWN_ALL_SOCKETS, 1,
[Define to 1 if sockets need to be shutdown])
;;
* ) AC_MSG_RESULT(no);;
esac
AC_C_BIGENDIAN
AC_HEADER_DIRENT
AC_HEADER_TIME
AC_HEADER_SYS_WAIT
AC_CHECK_HEADERS(sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h \
unistd.h utime.h grp.h compat.h sys/param.h ctype.h sys/wait.h \
sys/ioctl.h sys/filio.h string.h stdlib.h sys/socket.h sys/mode.h \
sys/un.h sys/attr.h mcheck.h arpa/inet.h arpa/nameser.h locale.h \
netdb.h malloc.h float.h limits.h iconv.h libcharset.h langinfo.h \
sys/acl.h acl/libacl.h attr/xattr.h sys/xattr.h sys/extattr.h \
popt.h popt/popt.h linux/falloc.h netinet/in_systm.h netinet/ip.h \
zlib.h)
AC_HEADER_MAJOR_FIXED
AC_CACHE_CHECK([if makedev takes 3 args],rsync_cv_MAKEDEV_TAKES_3_ARGS,[
AC_RUN_IFELSE([AC_LANG_SOURCE([[
#include <sys/types.h>
#ifdef MAJOR_IN_MKDEV
#include <sys/mkdev.h>
# if !defined makedev && (defined mkdev || defined _WIN32 || defined __WIN32__)
# define makedev mkdev
# endif
#elif defined MAJOR_IN_SYSMACROS
#include <sys/sysmacros.h>
#endif
int main(void)
{
dev_t dev = makedev(0, 5, 7);
if (major(dev) != 5 || minor(dev) != 7)
return 1;
return 0;
}
]])],[rsync_cv_MAKEDEV_TAKES_3_ARGS=yes],[rsync_cv_MAKEDEV_TAKES_3_ARGS=no],[rsync_cv_MAKEDEV_TAKES_3_ARGS=no])])
if test x"$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_CHECK_SIZEOF(time_t)
AC_CHECK_SIZEOF(char*)
AC_C_INLINE
AC_TYPE_LONG_DOUBLE_WIDER
ac_cv_c_long_double=$ac_cv_type_long_double_wider
if test $ac_cv_c_long_double = yes; then
AC_DEFINE([HAVE_LONG_DOUBLE],[1],[Define to 1 if the type `long double' works and has more range or precision than `double'.])
fi
AC_TYPE_UID_T
AC_CHECK_TYPES([mode_t,off_t,size_t,pid_t,id_t])
AC_TYPE_GETGROUPS
AC_CHECK_MEMBERS([struct stat.st_rdev,
struct stat.st_mtimensec,
struct stat.st_mtimespec.tv_nsec,
struct stat.st_mtim.tv_nsec],,,[
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_STAT_H
#include <sys/stat.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif])
TYPE_SOCKLEN_T
AC_CACHE_CHECK([for errno in errno.h],rsync_cv_errno, [
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <errno.h>]], [[int i = errno]])],[rsync_cv_errno=yes],[rsync_cv_have_errno_decl=no])])
if test x"$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)
# For OS X, Solaris, HP-UX, etc.: figure out if -liconv is needed. We'll
# accept either iconv_open or libiconv_open, since some include files map
# the former to the latter.
AC_SEARCH_LIBS(iconv_open, iconv)
AC_SEARCH_LIBS(libiconv_open, iconv)
AC_MSG_CHECKING([for iconv declaration])
AC_CACHE_VAL(am_cv_proto_iconv, [
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#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: $LIBS])
AC_REPLACE_FUNCS([inet_ntop inet_pton])
AC_HAVE_TYPE([struct addrinfo], [#include <netdb.h>])
AC_HAVE_TYPE([struct sockaddr_storage], [#include <sys/types.h>
#include <sys/socket.h>])
# Irix 6.5 has getaddrinfo but not the corresponding defines, so use
# builtin getaddrinfo if one of the defines don't exist
AC_CACHE_CHECK([whether defines needed by getaddrinfo exist],
rsync_cv_HAVE_GETADDR_DEFINES,[
AC_EGREP_CPP(yes, [
#include <sys/types.h>
#include <sys/socket.h>
#include <netdb.h>
#ifdef AI_PASSIVE
yes
#endif],
rsync_cv_HAVE_GETADDR_DEFINES=yes,
rsync_cv_HAVE_GETADDR_DEFINES=no)])
AS_IF([test x"$rsync_cv_HAVE_GETADDR_DEFINES" = x"yes" -a x"$ac_cv_type_struct_addrinfo" = x"yes"],[
# Tru64 UNIX has getaddrinfo() but has it renamed in libc as
# something else so we must include <netdb.h> to get the
# redefinition.
AC_CHECK_FUNCS(getaddrinfo, ,
[AC_MSG_CHECKING([for getaddrinfo by including <netdb.h>])
AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
#include <sys/socket.h>
#include <netdb.h>]], [[getaddrinfo(NULL, NULL, NULL, NULL);]])],[AC_MSG_RESULT([yes])
AC_DEFINE(HAVE_GETADDRINFO, 1,
[Define to 1 if you have the "getaddrinfo" function and required types.])],[AC_MSG_RESULT([no])
AC_LIBOBJ([getaddrinfo])])])
],[AC_LIBOBJ([getaddrinfo])])
AC_CHECK_MEMBER([struct sockaddr.sa_len],
[ AC_DEFINE(HAVE_SOCKADDR_LEN, 1, [Do we have sockaddr.sa_len?]) ],
[],
[
#include <sys/types.h>
#include <sys/socket.h>
])
AC_CHECK_MEMBER([struct sockaddr_in.sin_len],
[ AC_DEFINE(HAVE_SOCKADDR_IN_LEN, 1, [Do we have sockaddr_in.sin_len?]) ],
[],
[
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
])
AC_CHECK_MEMBER([struct sockaddr_un.sun_len],
[ AC_DEFINE(HAVE_SOCKADDR_UN_LEN, 1, [Do we have sockaddr_un.sun_len?]) ],
[],
[
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
])
AC_CHECK_MEMBER([struct sockaddr_in6.sin6_scope_id],
[ AC_DEFINE(HAVE_SOCKADDR_IN6_SCOPE_ID, 1, [Do we have sockaddr_in6.sin6_scope_id?]) ],
[],
[
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
])
AC_HAVE_TYPE([struct stat64], [#include <stdio.h>
#if HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#if HAVE_SYS_STAT_H
# include <sys/stat.h>
#endif
#if STDC_HEADERS
# include <stdlib.h>
# include <stddef.h>
#else
# if HAVE_STDLIB_H
# include <stdlib.h>
# endif
#endif
])
# if we can't find strcasecmp, look in -lresolv (for Unixware at least)
#
AC_CHECK_FUNCS(strcasecmp)
if test x"$ac_cv_func_strcasecmp" = x"no"; then
AC_CHECK_LIB(resolv, strcasecmp)
fi
AC_CHECK_FUNCS(aclsort)
if test x"$ac_cv_func_aclsort" = x"no"; then
AC_CHECK_LIB(sec, aclsort)
fi
dnl At the moment we don't test for a broken memcmp(), because all we
dnl need to do is test for equality, not comparison, and it seems that
dnl every platform has a memcmp that can do at least that.
dnl AC_FUNC_MEMCMP
AC_FUNC_UTIME_NULL
AC_FUNC_ALLOCA
AC_CHECK_FUNCS(waitpid wait4 getcwd strdup chown chmod lchmod mknod mkfifo \
fchmod fstat ftruncate strchr readlink link utime utimes lutimes strftime \
memmove lchown vsnprintf snprintf vasprintf asprintf setsid strpbrk \
strlcat strlcpy strtol mallinfo getgroups setgroups geteuid getegid \
setlocale setmode open64 lseek64 mkstemp64 mtrace va_copy __va_copy \
seteuid strerror putenv iconv_open locale_charset nl_langinfo getxattr \
extattr_get_link sigaction sigprocmask setattrlist getgrouplist \
initgroups utimensat posix_fallocate attropen setvbuf nanosleep usleep)
dnl cygwin iconv.h defines iconv_open as libiconv_open
if test x"$ac_cv_func_iconv_open" != x"yes"; then
AC_CHECK_FUNC(libiconv_open, [ac_cv_func_iconv_open=yes; AC_DEFINE(HAVE_ICONV_OPEN, 1)])
fi
dnl Preallocation stuff (also fallocate, posix_fallocate function tests above):
AC_CACHE_CHECK([for useable fallocate],rsync_cv_have_fallocate,[
AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <fcntl.h>
#include <sys/types.h>]], [[fallocate(0, 0, 0, 0);]])],[rsync_cv_have_fallocate=yes],[rsync_cv_have_fallocate=no])])
if test x"$rsync_cv_have_fallocate" = x"yes"; then
AC_DEFINE(HAVE_FALLOCATE, 1, [Define to 1 if you have the fallocate function and it compiles and links without error])
fi
AC_MSG_CHECKING([for FALLOC_FL_PUNCH_HOLE])
AC_PREPROC_IFELSE([AC_LANG_SOURCE([[
#define _GNU_SOURCE 1
#include <linux/falloc.h>
#ifndef FALLOC_FL_PUNCH_HOLE
#error FALLOC_FL_PUNCH_HOLE is missing
#endif
]])], [
AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_FALLOC_FL_PUNCH_HOLE], [1], [Define if FALLOC_FL_PUNCH_HOLE is available.])
], [
AC_MSG_RESULT([no])
]
)
AC_MSG_CHECKING([for FALLOC_FL_ZERO_RANGE])
AC_PREPROC_IFELSE([AC_LANG_SOURCE([[
#define _GNU_SOURCE 1
#include <linux/falloc.h>
#ifndef FALLOC_FL_ZERO_RANGE
#error FALLOC_FL_ZERO_RANGE is missing
#endif
]])], [
AC_MSG_RESULT([yes])
AC_DEFINE([HAVE_FALLOC_FL_ZERO_RANGE], [1], [Define if FALLOC_FL_ZERO_RANGE is available.])
], [
AC_MSG_RESULT([no])
]
)
AC_CACHE_CHECK([for SYS_fallocate],rsync_cv_have_sys_fallocate,[
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/syscall.h>
#include <unistd.h>
#include <sys/types.h>]], [[syscall(SYS_fallocate, 0, 0, (loff_t)0, (loff_t)0);]])],[rsync_cv_have_sys_fallocate=yes],[rsync_cv_have_sys_fallocate=no])])
if test x"$rsync_cv_have_sys_fallocate" = x"yes"; then
AC_DEFINE(HAVE_SYS_FALLOCATE, 1, [Define to 1 if you have the SYS_fallocate syscall number])
fi
if test x"$ac_cv_func_posix_fallocate" = x"yes"; then
AC_MSG_CHECKING([whether posix_fallocate is efficient])
case $host_os in
*cygwin*)
AC_MSG_RESULT(yes)
AC_DEFINE(HAVE_EFFICIENT_POSIX_FALLOCATE, 1,
[Define if posix_fallocate is efficient (Cygwin)])
;;
*)
AC_MSG_RESULT(no)
;;
esac
fi
dnl End of preallocation stuff
AC_CHECK_FUNCS(getpgrp tcgetpgrp)
if test $ac_cv_func_getpgrp = yes; then
AC_FUNC_GETPGRP
fi
AC_ARG_ENABLE(iconv-open,
AS_HELP_STRING([--disable-iconv-open],[disable all use of iconv_open() function]),
[], [enable_iconv_open=$ac_cv_func_iconv_open])
if test x"$enable_iconv_open" != x"no"; then
AC_DEFINE(USE_ICONV_OPEN, 1, [Define to 1 if you want rsync to make use of iconv_open()])
fi
AC_ARG_ENABLE(iconv,
AS_HELP_STRING([--disable-iconv],[disable rsync's --iconv option]),
[], [enable_iconv=$enable_iconv_open])
AH_TEMPLATE([ICONV_OPTION],
[Define if you want the --iconv option. Specifing a value will set the
default iconv setting (a NULL means no --iconv processing by default).])
if test x"$enable_iconv" != x"no"; then
if test x"$enable_iconv" = x"yes"; then
AC_DEFINE(ICONV_OPTION, NULL)
else
AC_DEFINE_UNQUOTED(ICONV_OPTION, "$enable_iconv")
fi
AC_DEFINE(UTF8_CHARSET, "UTF-8", [String to pass to iconv() for the UTF-8 charset.])
fi
AC_CACHE_CHECK([whether chown() modifies symlinks],rsync_cv_chown_modifies_symlink,[
AC_RUN_IFELSE([AC_LANG_SOURCE([[
#if HAVE_UNISTD_H
# include <unistd.h>
#endif
#include <stdlib.h>
#include <errno.h>
int main(void) {
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) return 1;
return 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_RUN_IFELSE([AC_LANG_SOURCE([[
#if HAVE_UNISTD_H
# include <unistd.h>
#endif
#include <stdlib.h>
#include <errno.h>
#define FILENAME "conftest.dangle"
int main(void) {
unlink(FILENAME);
if (symlink("conftest.no-such", FILENAME) < 0) abort();
unlink(FILENAME "2");
if (link(FILENAME, FILENAME "2") < 0) return 1;
return 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_RUN_IFELSE([AC_LANG_SOURCE([[
#if HAVE_UNISTD_H
# include <unistd.h>
#endif
#ifdef HAVE_SYS_STAT_H
#include <sys/stat.h>
#endif
#include <stdlib.h>
#include <errno.h>
#define FILENAME "conftest.fifi"
int main(void) {
unlink(FILENAME);
if (mkfifo(FILENAME, 0777) < 0) abort();
unlink(FILENAME "2");
if (link(FILENAME, FILENAME "2") < 0) return 1;
return 0;
}]])],[rsync_cv_can_hardlink_special=yes],[rsync_cv_can_hardlink_special=no],[rsync_cv_can_hardlink_special=no])])
if test $rsync_cv_can_hardlink_special = yes; then
AC_DEFINE(CAN_HARDLINK_SPECIAL, 1, [Define to 1 if link() can hard-link special files.])
fi
AC_CACHE_CHECK([for working socketpair],rsync_cv_HAVE_SOCKETPAIR,[
AC_RUN_IFELSE([AC_LANG_SOURCE([[
#include <sys/types.h>
#include <sys/socket.h>
int main(void) {
int fd[2];
return (socketpair(AF_UNIX, SOCK_STREAM, 0, fd) != -1) ? 0 : 1;
}]])],[rsync_cv_HAVE_SOCKETPAIR=yes],[rsync_cv_HAVE_SOCKETPAIR=no],[rsync_cv_HAVE_SOCKETPAIR=cross])])
if test x"$rsync_cv_HAVE_SOCKETPAIR" = x"yes"; then
AC_DEFINE(HAVE_SOCKETPAIR, 1, [Define to 1 if you have the "socketpair" function])
fi
AC_REPLACE_FUNCS([getpass])
if test x"$with_included_popt" != x"yes"; then
AC_CHECK_LIB(popt, poptGetContext, , [with_included_popt=yes])
fi
if test x"$ac_cv_header_popt_popt_h" = x"yes"; then
# If the system has /usr/include/popt/popt.h, we enable the
# included popt because an attempt to "#include <popt/popt.h>"
# would use our included header file anyway (due to -I.), and
# might conflict with the system popt.
with_included_popt=yes
elif test x"$ac_cv_header_popt_h" != x"yes"; then
with_included_popt=yes
fi
AC_MSG_CHECKING([whether to use included libpopt])
if test x"$with_included_popt" = x"yes"; then
AC_MSG_RESULT($srcdir/popt)
BUILD_POPT='$(popt_OBJS)'
CFLAGS="-I$srcdir/popt $CFLAGS"
if test x"$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
# We default to using our zlib unless --with-included-zlib=no is given.
if test x"$with_included_zlib" != x"no"; then
with_included_zlib=yes
elif test x"$ac_cv_header_zlib_h" != x"yes"; then
with_included_zlib=yes
fi
if test x"$with_included_zlib" != x"yes"; then
AC_CHECK_LIB(z, deflateParams, , [with_included_zlib=yes])
fi
AC_MSG_CHECKING([whether to use included zlib])
if test x"$with_included_zlib" = x"yes"; then
AC_MSG_RESULT($srcdir/zlib)
BUILD_ZLIB='$(zlib_OBJS)'
CFLAGS="-I$srcdir/zlib $CFLAGS"
else
AC_DEFINE(EXTERNAL_ZLIB, 1, [Define to 1 if using external zlib])
AC_MSG_RESULT(no)
fi
AC_CACHE_CHECK([for unsigned char],rsync_cv_SIGNED_CHAR_OK,[
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[signed char *s = ""]])],[rsync_cv_SIGNED_CHAR_OK=yes],[rsync_cv_SIGNED_CHAR_OK=no])])
if test x"$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_RUN_IFELSE([AC_LANG_SOURCE([[#include <sys/types.h>
#include <dirent.h>
int main(void) { 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) return 0; return 1;} ]])],[rsync_cv_HAVE_BROKEN_READDIR=yes],[rsync_cv_HAVE_BROKEN_READDIR=no],[rsync_cv_HAVE_BROKEN_READDIR=cross])])
if test x"$rsync_cv_HAVE_BROKEN_READDIR" = x"yes"; then
AC_DEFINE(HAVE_BROKEN_READDIR, 1, [Define to 1 if readdir() is broken])
fi
AC_CACHE_CHECK([for utimbuf],rsync_cv_HAVE_STRUCT_UTIMBUF,[
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h>
#include <utime.h>]], [[struct utimbuf tbuf; tbuf.actime = 0; tbuf.modtime = 1; return utime("foo.c",&tbuf);]])],[rsync_cv_HAVE_STRUCT_UTIMBUF=yes],[rsync_cv_HAVE_STRUCT_UTIMBUF=no])])
if test x"$rsync_cv_HAVE_STRUCT_UTIMBUF" = x"yes"; then
AC_DEFINE(HAVE_STRUCT_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_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/time.h>
#include <unistd.h>]], [[struct timeval tv; return gettimeofday(&tv, NULL);]])],[rsync_cv_HAVE_GETTIMEOFDAY_TZ=yes],[rsync_cv_HAVE_GETTIMEOFDAY_TZ=no])])
if test x"$rsync_cv_HAVE_GETTIMEOFDAY_TZ" != x"no"; then
AC_DEFINE(HAVE_GETTIMEOFDAY_TZ, 1, [Define to 1 if gettimeofday() takes a time-zone arg])
fi
AC_CACHE_CHECK([for C99 vsnprintf],rsync_cv_HAVE_C99_VSNPRINTF,[
AC_RUN_IFELSE([AC_LANG_SOURCE([[
#include <sys/types.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
void foo(const char *format, ...) {
va_list ap;
int len;
char buf[5];
va_start(ap, format);
len = vsnprintf(0, 0, format, ap);
va_end(ap);
if (len != 5) exit(1);
if (snprintf(buf, 3, "hello") != 5 || strcmp(buf, "he") != 0) exit(1);
}
int main(void) { foo("hello"); return 0; }
]])],[rsync_cv_HAVE_C99_VSNPRINTF=yes],[rsync_cv_HAVE_C99_VSNPRINTF=no],[rsync_cv_HAVE_C99_VSNPRINTF=cross])])
if test x"$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_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdlib.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
int main(void) {
struct stat st;
char tpl[20]="/tmp/test.XXXXXX";
int fd = mkstemp(tpl);
if (fd == -1) return 1;
unlink(tpl);
if (fstat(fd, &st) != 0) return 1;
if ((st.st_mode & 0777) != 0600) return 1;
return 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 $host_os in
hpux*)
dnl HP-UX has a broken mkstemp() implementation they refuse to fix,
dnl so we noisily skip using it. See HP change request JAGaf34426
dnl for details. (sbonds)
AC_MSG_WARN(Skipping broken HP-UX mkstemp() -- using mktemp() instead)
;;
*)
AC_DEFINE(HAVE_SECURE_MKSTEMP, 1, [Define to 1 if mkstemp() is available and works right])
;;
esac
fi
AC_CACHE_CHECK([if mknod creates FIFOs],rsync_cv_MKNOD_CREATES_FIFOS,[
AC_RUN_IFELSE([AC_LANG_SOURCE([[
#include <stdio.h>
#include <sys/stat.h>
#include <errno.h>
#if HAVE_UNISTD_H
# include <unistd.h>
#endif
int main(void) { int rc, ec; char *fn = "fifo-test";
unlink(fn); rc = mknod(fn,S_IFIFO,0600); ec = errno; unlink(fn);
if (rc) {printf("(%d %d) ",rc,ec); return ec;}
return 0;}]])],[rsync_cv_MKNOD_CREATES_FIFOS=yes],[rsync_cv_MKNOD_CREATES_FIFOS=no],[rsync_cv_MKNOD_CREATES_FIFOS=cross])])
if test x"$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_RUN_IFELSE([AC_LANG_SOURCE([[
#include <stdio.h>
#include <sys/stat.h>
#include <errno.h>
#if HAVE_UNISTD_H
# include <unistd.h>
#endif
int main(void) { 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(void) { 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_SUBST(BUILD_ZLIB)
AC_SUBST(MAKE_MAN)
AC_CHECK_FUNCS(_acl __acl _facl __facl)
#################################################
# check for ACL support
AC_MSG_CHECKING([whether to support ACLs])
AC_ARG_ENABLE(acl-support,
AS_HELP_STRING([--disable-acl-support],[disable ACL support]))
if test x"$enable_acl_support" = x"no"; then
AC_MSG_RESULT(no)
else
case "$host_os" in
*sysv5*)
AC_MSG_RESULT(Using UnixWare ACLs)
AC_DEFINE(HAVE_UNIXWARE_ACLS, 1, [true if you have UnixWare ACLs])
AC_DEFINE(SUPPORT_ACLS, 1, [Define to 1 to add support for ACLs])
;;
solaris*)
AC_MSG_RESULT(Using solaris ACLs)
AC_DEFINE(HAVE_SOLARIS_ACLS, 1, [true if you have solaris ACLs])
AC_DEFINE(SUPPORT_ACLS, 1)
;;
*hpux*)
AC_MSG_RESULT(Using HPUX ACLs)