File: configure.ac

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#                                               -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.

AC_PREREQ([2.50])
AC_INIT([4store], m4_esyscmd([./version.sh .version]), [http://4store.org/support/], [4store])
AC_CONFIG_SRCDIR([src/backend/backend-intl.h])
AM_INIT_AUTOMAKE([1.9 std-options subdir-objects -Wall])
AC_CONFIG_HEADERS(4store-config.h)

# Checks for programs.
AM_PROG_AR
AC_PROG_LIBTOOL
AC_PROG_AWK
AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_MAKE_SET
AC_CHECK_PROGS(PKG_CONFIG, pkg-config)
if test "X$PKG_CONFIG" = X; then
	AC_MSG_ERROR([Cannot find pkg-config, you need this to build])
fi

AC_ARG_WITH([storage_path],
	[AS_HELP_STRING([--with-storage-path=PATH],
	                [set directory used to store indexes default=/var/lib/4store])],
	[],
	[with_storage_path=/var/lib/4store])
FS_STORE_ROOT="$with_storage_path"
AC_SUBST(FS_STORE_ROOT)

AC_ARG_WITH([config_file],
	[AS_HELP_STRING([--with-config-file=PATH],
	                [set path and filename of runtime configuration file default=/etc/4store.conf])],
	[],
	[with_config_file=/etc/4store.conf])
FS_CONFIG_FILE="$with_config_file"
AC_SUBST(FS_CONFIG_FILE)

AC_ARG_WITH([http_log],
	[AS_HELP_STRING([--with-http-log=PATH],
	                [set path and filename of httpd log file default=/var/log/4store])],
	[],
	[with_http_log=/var/log/4store])
FS_HTTP_LOG="$with_http_log"
AC_SUBST(FS_HTTP_LOG)

AC_ARG_WITH([skolem_prefix],
	[AS_HELP_STRING([--with-skolem-prefix=URI],
	                [set skolemisation prefix, default=http://4store.org/.well-known/genid])],
	[],
	[with_skolem_prefix=http://4store.org/.well-known/genid])
FS_SKOLEM_PREFIX="$with_skolem_prefix"
AC_SUBST(FS_SKOLEM_PREFIX)

FS_SKOLEMIZE=0
AC_ARG_ENABLE([skolemization],
	[AS_HELP_STRING([--enable-skolemization],
                        [skolemise bNodes when emitted from store])],
	[FS_SKOLEMIZE=1])
AC_SUBST(FS_SKOLEMIZE)

FS_INSERT_DEDUP=0
AC_ARG_ENABLE([dedup-insert],
	[AS_HELP_STRING([--enable-dedup-insert],
                        [don't allow duplicate triples when inserting data])],
	[FS_INSERT_DEDUP=1])
AC_SUBST(FS_INSERT_DEDUP)

FS_DISABLE_PREFIXES=0
AC_ARG_ENABLE([no-prefixes],
	[AS_HELP_STRING([--enable-no-prefixes],
                        [don't compress common URI prefixes])],
	[FS_DISABLE_PREFIXES=1])
AC_SUBST(FS_DISABLE_PREFIXES)

# Checks for libraries.
AC_CHECK_LIB([m], [sin])
AC_CHECK_LIB([ncurses], [initscr],, [AC_MSG_ERROR([ncurses not found])])
AC_CHECK_LIB([readline], [readline],, [AC_MSG_ERROR([readline not found])])
AC_CHECK_LIB([z], [compress],, [AC_MSG_ERROR([libz not found])])

AC_TRY_COMPILE([#include <sys/file.h>
				#include <fcntl.h>],
				[int r = flock(1, LOCK_SH);],,AC_MSG_ERROR([flock not found]))

# We have to do this here so that the test below can compile
AC_CHECK_HEADER(uuid/uuid.h,have_uuid_h=yes,have_uuid_h=no)
if test $have_uuid_h = no; then
	AC_CHECK_HEADER(ossp/uuid.h,have_uuid_h=yes,have_uuid_h=no)
	if test $have_uuid_h = no; then
		AC_CHECK_HEADER(uuid.h,,AC_ERROR([Could not find uuid.h]))
	else
		AC_DEFINE([HAVE_OSSP_UUID_H],[],[Defined if uuid.h is in the ossp/ subdir])
	fi
else
	AC_DEFINE([HAVE_UUID_UUID_H],[],[Defined if uuid.h is in the uuid/ subdir])
fi

AC_SEARCH_LIBS([uuid_generate], [uuid], have_linux_uuid=yes, have_linux_uuid=no)
AC_SEARCH_LIBS([uuid_export], [uuid], have_ossp_uuid=yes, have_ossp_uuid=no)
AC_SEARCH_LIBS([uuid_to_string], [uuid], have_bsd_uuid=yes, have_bsd_uuid=no)
if test $have_linux_uuid = yes; then
	AC_DEFINE([USE_LINUX_UUID], [], [Defined if the linux libuuid is available])
	AC_TRY_COMPILE(
	    [#define IN_CONFIGURE
	    #define HAVE_UUID_STRING_T 1
	    #include "$srcdir/src/common/uuid.h"],
	    [uuid_t uu; uuid_string_t uus; uuid_generate(uu); uuid_unparse(uu, uus);],
	    have_uuid_string_t=yes,
	    have_uuid_string_t=no
	)

	if test "$have_uuid_string_t" = yes; then
	    AC_DEFINE(HAVE_UUID_STRING_T, 1, [define to 1 if uuid_string_t used])
	fi
	if test $ac_cv_search_uuid_generate != 'none required'; then
		UUID_LIBS=$ac_cv_search_uuid_generate
	fi
	AC_SUBST(UUID_LIBS)
elif test $have_ossp_uuid = yes; then
	AC_DEFINE([USE_OSSP_UUID], [], [Defined if the OSSP libuuid is available])

	AC_TRY_COMPILE(
		[#define IN_CONFIGURE
		#include "$srcdir/src/common/uuid.h"],
	 	[uuid_t *uu = NULL; char *uus = NULL; int status; status = uuid_create(&uu); status = uuid_make(uu, UUID_MAKE_V1); status = uuid_export(uu, UUID_FMT_STR, &uus, NULL);],,
	 	AC_ERROR([OSSP-style libuuid found but appears unusable])
	)

	if test $ac_cv_search_uuid_export != 'none required'; then
		UUID_LIBS=$ac_cv_search_uuid_export
	fi
	AC_SUBST(UUID_LIBS)
elif test $have_bsd_uuid = yes; then
	AC_DEFINE([USE_BSD_UUID], [], [Defined if the BSD-style libuuid is available])

	AC_TRY_COMPILE(
		[#define IN_CONFIGURE
		#include "$srcdir/src/common/uuid.h"],
		[uuid_t uu; char *uus = NULL; int status; uuid_create(&uu, &status); uuid_to_string(&uu, &uus, &status);],,
		AC_ERROR([BSD-style libuuid found but appears unusable])
	)

	if test $ac_cv_search_uuid_to_string != 'none required'; then
		UUID_LIBS=$ac_cv_search_uuid_to_string
	fi
	AC_SUBST(UUID_LIBS)
else
	AC_ERROR([A compatible libuuid could not be found])
fi

PKG_CHECK_MODULES([GLIB], glib-2.0 >= 2.2.0)
PKG_CHECK_MODULES([GTHREAD], gthread-2.0 >= 2.2.0)
PKG_CHECK_MODULES([LIBXML], libxml-2.0)
PKG_CHECK_MODULES([RAPTOR], raptor2)
PKG_CHECK_MODULES([RASQAL], rasqal >= 0.9.22)
AC_CHECK_LIB([pcre], [pcre_compile],, [AC_MSG_ERROR([pcre not found])])
AC_CHECK_PROG(WITH_PCRE_CONFIG, pcre-config, yes, no)
if test $WITH_PCRE_CONFIG = no; then
	AC_MSG_ERROR([Cannot find pcre-config])
fi
MDNS_CFLAGS=""
MDNS_LIBS=""
PKG_CHECK_MODULES([AVAHI], avahi-glib, have_avahi=yes, have_avahi=no)
if test $have_avahi = no; then
	AC_CHECK_FUNC([DNSServiceRegister], [have_dns_sd=yes], [have_dns_sd=no])
	if test $have_dns_sd = no; then
		AC_MSG_WARN([No mDNS library found (avahi or dns-sd), cluster support available through 4s-boss])
	else
		AC_DEFINE([USE_DNS_SD], [], [Defined if the dns-sd library is available])
	fi
else
	AC_DEFINE([USE_AVAHI], [], [Defined if the avahi library is available])
	PKG_CHECK_MODULES([AVAHIC], avahi-client)
	MDNS_CFLAGS="$AVAHI_CFLAGS $AVAHIC_CFLAGS"
	MDNS_LIBS="$AVAHI_LIBS $AVAHIC_LIBS"
fi
AC_SUBST(MDNS_CFLAGS)
AC_SUBST(MDNS_LIBS)

GIT_REV='"\"$(shell sh $(top_srcdir)/version.sh $(top_srcdir)/.version)\""'
AC_SUBST(GIT_REV)

# Checks for header files.
AC_FUNC_ALLOCA
AC_CHECK_HEADERS([fcntl.h limits.h locale.h netdb.h stddef.h stdint.h stdlib.h string.h sys/file.h sys/mount.h sys/param.h sys/socket.h sys/time.h sys/vfs.h syslog.h unistd.h])
AC_CHECK_HEADER(machine/endian.h,AC_DEFINE([HAVE_MACHINE_ENDIAN_H], 1, [Defined if machine/endian.h exists]))
AC_CHECK_HEADER(sys/endian.h,AC_DEFINE([HAVE_SYS_ENDIAN_H], 1, [Defined if sys/endian.h exists]))
AC_CHECK_HEADER(endian.h,AC_DEFINE([HAVE_ENDIAN_H], 1, [Defined if endian.h exists]))

# Checks for typedefs, structures, and compiler characteristics.
AC_HEADER_STDBOOL
AC_C_INLINE
AC_CHECK_TYPES([ptrdiff_t])

# Checks for library functions.
AC_FUNC_FORK
AC_FUNC_MALLOC
AC_FUNC_MMAP
AC_FUNC_REALLOC
AC_FUNC_STRTOD
AC_CHECK_FUNCS([atexit ftime ftruncate gethostname gettimeofday memmove mempcpy memset mkdir munmap select setlocale socket strcasecmp strchr strdup strerror strncasecmp strrchr strstr strtol strtoull])

oLIBS=$LIBS
LIBS="$GLIB_LIBS"
AC_CHECK_FUNCS([g_uri_escape_string])
LIBS=$oLIBS

AC_CONFIG_FILES([Makefile
                 man/Makefile
                 tests/Makefile
                 src/Makefile
                 src/backend/Makefile
                 src/common/Makefile
                 src/admin/Makefile
                 src/frontend/Makefile
                 src/http/Makefile
                 src/libs/Makefile
                 src/libs/double-metaphone/Makefile
                 src/libs/stemmer/Makefile
                 src/libs/mt19937-64/Makefile
                 src/utilities/Makefile
                 src/common/params.h
                 4store-0.pc])
AC_OUTPUT

raptor_version=`$PKG_CONFIG raptor2 --modversion 2>/dev/null`
rasqal_version=`$PKG_CONFIG rasqal --modversion 2>/dev/null`

echo
echo "Configuration status:"

if test "X$have_avahi" = Xno -a "X$have_dns_sd" = Xno; then
	echo "   Cluster support available through 4s-boss"
	echo "   Install Avahi (-glib and -client) to get mDNS support on Linux"
else
	echo "   Cluster support available through mDNS or 4s-boss"
fi
if test $have_linux_uuid = yes; then echo "   Using Linux-style libuuid"; fi
if test $have_ossp_uuid = yes; then echo "   Using OSSP-style libuuid"; fi
if test $have_bsd_uuid = yes; then echo "   Using BSD-style libuuid"; fi
echo "   Using Raptor version $raptor_version"
echo "   Using Rasqal version $rasqal_version"