# Process this file with autoconf to produce a configure script
AC_INIT([wired], [1.3.2], [axel@zankasoftware.com])
AC_PREREQ([2.57])
AC_CONFIG_SRCDIR([config.h.in])
AC_CONFIG_HEADER([config.h])

# Include shared macros
m4_include([libwired/config.m4])

# Get host
AC_CANONICAL_HOST

# Get Subversion revision number
WI_CHECK_SVN_REVISION

# These are used in the source code
AC_DEFINE([WD_VERSION], ["AC_PACKAGE_VERSION"], [Application version])
AC_DEFINE([WD_PROTOCOL_VERSION], ["1.1"], [Protocol version])
AC_DEFINE([WD_BUGREPORT], ["AC_PACKAGE_BUGREPORT"], [Maintainer's email address])

# These are used in the Makefile
AC_SUBST([WD_VERSION], ["AC_PACKAGE_VERSION"])


#######################################################################
# Checks for compilers

AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_MAKE_SET


#######################################################################
# Checks for flags

# Check for some other user to use than "wired"
AC_MSG_CHECKING([for user])
AC_ARG_WITH([user], AC_HELP_STRING([--with-user=USER], [install files as USER [[wired]]]))

if test -n "$with_user"; then
	wd_user="$with_user"
else
	wd_user="wired"
fi

perl -e "exit(!defined(getpwnam('$wd_user')))"

if test $? = 1; then
	if test -n "$with_user"; then
		AC_MSG_ERROR([no such user "$with_user", please set another --with-user])
	else
		wd_user=`perl -e 'print getlogin();'`
	fi
fi

AC_MSG_RESULT([$wd_user])
AC_DEFINE_UNQUOTED([WD_USER], ["$wd_user"], [User name])
AC_SUBST([WD_USER], ["$wd_user"])


# Check for some other group to use than "daemon"
AC_MSG_CHECKING([for group])
AC_ARG_WITH([group], AC_HELP_STRING([--with-group=GROUP], [install files as GROUP [[daemon]]]))

if test -n "$with_group"; then
	wd_group="$with_group"
else
	wd_group="daemon"
fi

perl -e "exit(!defined(getgrnam('$wd_group')))"

if test $? = 1; then
	if test -n "$with_group"; then
		AC_MSG_ERROR([no such group "$with_group", please set another --with-group])
	else
		wd_group=`perl -e 'print ((getgrgid(((getpwnam(getlogin()))[[3]])))[[0]]);'`
	fi
fi

AC_MSG_RESULT([$wd_group])
AC_DEFINE_UNQUOTED([WD_GROUP], ["$wd_group"], [Group name])
AC_SUBST([WD_GROUP], ["$wd_group"])


# Check for warnings
AC_MSG_CHECKING([for warning flags])
AC_ARG_ENABLE([warnings], AC_HELP_STRING([--enable-warnings], [enable warnings]))

if test -n "$enable_warnings"; then
	WI_INCLUDE_WARNING_FLAG([-W])
	WI_INCLUDE_WARNING_FLAG([-Wall])
	WI_INCLUDE_WARNING_FLAG([-Wno-unknown-pragmas])
	WI_INCLUDE_WARNING_FLAG([-Wno-unused-parameter])
	WI_INCLUDE_WARNING_FLAG([-Wsign-compare])
	WI_INCLUDE_WARNING_FLAG([-Wstrict-prototypes])
	WI_INCLUDE_WARNING_FLAG([-Wmissing-prototypes])
	WI_INCLUDE_WARNING_FLAG([-Wmissing-declarations])
	WI_INCLUDE_WARNING_FLAG([-Wredundant-decls])

	AC_MSG_RESULT([$WARNFLAGS])
else
	AC_MSG_RESULT([none])
fi


# Check for wired directory name
AC_ARG_WITH([wireddir], AC_HELP_STRING([--with-wireddir=DIR], [install server components in PREFIX/DIR [[wired]]]))

if test -n "$with_wireddir"; then
	wd_wireddir="$with_wireddir"
	AC_SUBST([wireddir], ["$with_wireddir"])
else
	wd_wireddir="wired"
	AC_SUBST([wireddir], ['wired'])
fi


# Check for fake prefix
AC_ARG_WITH([fake_prefix])

if test -n "$with_fake_prefix"; then
	AC_SUBST([fake_prefix], ["$with_fake_prefix"])
else
	AC_SUBST([fake_prefix], ['${prefix}'])
fi


# Check for object directory name
AC_ARG_WITH([objdir])

if test -n "$with_objdir"; then
	AC_SUBST([objdir], ["$with_objdir"])
	wd_libwired_objdir="$with_objdir"
else
	AC_SUBST([objdir], ["obj"])
	wd_libwired_objdir="../obj"
fi


# Check for run directory name
AC_ARG_WITH([rundir])

if test -n "$with_rundir"; then
	AC_SUBST([rundir], ["$with_rundir"])
	wd_libwired_rundir="$with_rundir/libwired"
else
	AC_SUBST([rundir], ["run"])
	wd_libwired_rundir="../run/libwired"
fi


# Check for maintainer mode
AC_ARG_ENABLE([maintainer_mode])

if test -n "$enable_maintainer_mode"; then
	AC_SUBST([WD_MAINTAINER], [1])
else
	AC_SUBST([WD_MAINTAINER], [0])
fi


#######################################################################
# Checks for additional paths

WI_INCLUDE_EXTRA_INCLUDE_PATHS
WI_INCLUDE_EXTRA_LIBRARY_PATHS


#######################################################################
# Checks for libraries

WI_CHECK_LIBWIRED
WI_INCLUDE_MATH_LIBRARY
WI_INCLUDE_SOCKET_LIBRARY
WI_INCLUDE_NSL_LIBRARY
WI_INCLUDE_RESOLV_LIBRARY
WI_INCLUDE_CRYPTO_LIBRARY
WI_INCLUDE_SSL_LIBRARY
WI_INCLUDE_CORESERVICES_FRAMEWORK
WI_INCLUDE_PTHREADS

AC_CHECK_HEADERS([dns_sd.h], [
	AC_CHECK_LIB([dns_sd], [DNSServiceRegister], [
		LIBS="$LIBS -ldns_sd"
	], [])
])


#######################################################################
# Checks for typedefs, structures, and compiler characteristics

AC_SYS_LARGEFILE


#######################################################################
# Output

AC_CONFIG_FILES([Makefile])

# Configure libwired
AC_ARG_WITH([libwired], , [
	if test "$with_libwired" = "yes"; then
		wd_libwired=1
	fi
], [
	wd_libwired=1
])

if test "$wd_libwired"; then
	ac_configure_args="$ac_configure_args --enable-ssl --enable-pthreads --with-rundir=$wd_libwired_rundir --with-objdir=$wd_libwired_objdir"
	AC_CONFIG_SUBDIRS([libwired])
fi

AC_OUTPUT


#######################################################################
# Print summary

A=$(eval echo ${prefix});	A=$(eval echo ${A})
B=$(eval echo ${mandir});	B=$(eval echo ${B})

echo ""
echo "wired has been configured with the following options:"

echo ""
echo "                Root: ${A}/${wd_wireddir}"
echo "                      ${B}/man1/wiredctl.1"
echo "                      ${B}/man5/wired.conf.5"
echo "                      ${B}/man8/wired.8"
echo "                User: ${wd_user}"
echo "               Group: ${wd_group}"

echo ""
echo "                Host: ${host}"
echo "            Compiler: ${CC}"
echo "      Compiler flags: ${CFLAGS}"
echo "  Preprocessor flags: ${CPPFLAGS}"
echo "        Linker flags: ${LDFLAGS}"
echo "           Libraries: ${LIBS}"

echo ""