dnl
dnl Configure script for LibGTop
dnl

AC_INIT(copyright.txt)
AM_CONFIG_HEADER(config.h)
AC_CANONICAL_SYSTEM

dnl This is required at several places
AC_CHECK_PROG(ac_dc_found, dc, yes, no)
if test x$ac_dc_found != xyes ; then
AC_MSG_ERROR([
*** The "dc" utility was not found on your system.
***
*** When using RedHat Linux, you need to install the "bc" package.
***
*** It is now part of the "bc" package, so you should look at
*** ftp://ftp.gnu.org/pub/gnu/bc/ if you want to compile it yourself.
***
*** Other systems and distributions may also have it in their "bc" package,
*** so if there's no "dc" one, please look for "bc".
***])
fi

. $srcdir/LIBGTOP-VERSION
AM_INIT_AUTOMAKE($PACKAGE, $VERSION)

AC_SUBST(LIBGTOP_MAJOR_VERSION)
AC_SUBST(LIBGTOP_MINOR_VERSION)
AC_SUBST(LIBGTOP_MICRO_VERSION)
AC_SUBST(LIBGTOP_INTERFACE_AGE)
AC_SUBST(LIBGTOP_BINARY_AGE)
AC_SUBST(LIBGTOP_VERSION)
AC_SUBST(LIBGTOP_VERSION_CODE)
AC_SUBST(LIBGTOP_VERSION_SUFFIX)

AC_SUBST(LIBGTOP_PACKAGE)
AC_DEFINE_UNQUOTED(LIBGTOP_PACKAGE, "$LIBGTOP_PACKAGE")

# libtool versioning
LT_RELEASE=$LIBGTOP_MAJOR_VERSION.$LIBGTOP_MINOR_VERSION
LT_CURRENT=`expr $LIBGTOP_MICRO_VERSION - $LIBGTOP_INTERFACE_AGE`
LT_REVISION=$LIBGTOP_INTERFACE_AGE
LT_AGE=`expr $LIBGTOP_BINARY_AGE - $LIBGTOP_INTERFACE_AGE`
LT_VERSION_INFO='-version-info ${LT_CURRENT}:${LT_REVISION}:${LT_AGE} -release ${LT_RELEASE}'
AC_SUBST(LT_VERSION_INFO)
AC_SUBST(LT_RELEASE)
AC_SUBST(LT_CURRENT)
AC_SUBST(LT_REVISION)
AC_SUBST(LT_AGE)

GNOME_COMMON_INIT
GNOME_PLATFORM_GNOME_2(yes, force)

AC_ISC_POSIX
AC_PROG_CC
AC_STDC_HEADERS
AC_ARG_PROGRAM

dnl We need this at some places.
libgtop_top_builddir=`pwd`
AC_SUBST(libgtop_top_builddir)

dnl We don't use `AC_PROG_AWK' since it checks for mawk first which
dnl does not work for libgtop.
AC_CHECK_PROGS(AWK, gawk awk, )
test -z "$AWK" && AC_MSG_ERROR([Sorry, you need a working awk interpreter.])

dnl Most people should have a working perl interpreter on their system
AC_CHECK_PROGS(PERL, perl5 perl)
test -z "$PERL" && AC_MSG_ERROR([You need to have a working perl interpreter.])

AC_CHECK_TOOL(CC,gcc)
AC_CHECK_TOOL(RANLIB,ranlib)
AC_CHECK_TOOL(AS,as)
AC_CHECK_TOOL(AR,ar)
AC_CHECK_TOOL(NM,nm)

NM=`which $NM`
export CC CXX RANLIB LD AS AR NM

AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_MAKE_SET

export cross_compiling

AC_LIBTOOL_DLOPEN
AM_PROG_LIBTOOL

dnl Let the user enable compiler warnings
GNOME_COMPILE_WARNINGS

dnl PKGCONFIG_CHECK_MODULES(GNOMESUPPORT, libgnomesupport-2.0:1.96.0)
dnl AC_SUBST(GNOMESUPPORT_CFLAGS)
dnl AC_SUBST(GNOMESUPPORT_LIBS)

AM_CONDITIONAL(CROSS_COMPILING, test "x$cross_compiling" = xyes)

PKG_CHECK_MODULES(XML, libxml-2.0 >= 2.2.8)
AC_SUBST(XML_CFLAGS)
AC_SUBST(XML_LIBS)

AC_ARG_WITH(libgtop-inodedb,
[  --with-libgtop-inodedb  Build the inodedb stuff (default=no)],
[build_inodedb="$withval"], [build_inodedb=no])

LIBGTOP_EXTRA_LIBS=
if test x$build_inodedb = xyes ; then
  AC_CHECK_LIB(gdbm, gdbm_open, LIBGTOP_EXTRA_LIBS='-lgdbm', build_inodedb=no)
fi

AM_CONDITIONAL(INODEDB, test x$build_inodedb = xyes)

if test x$build_inodedb = xyes ; then
  AC_DEFINE(GLIBTOP_INODEDB)
fi

AM_CONDITIONAL(ENABLE_STATIC, test x$enable_static = xyes)
AM_CONDITIONAL(ENABLE_SHARED, test x$enable_static = xyes)

AM_PROG_LIBTOOL

dnl Check for glib
PKG_CHECK_MODULES(GLIB, glib-2.0 >= 1.3.1 gmodule-2.0 >= 1.3.1 gobject-2.0 >= 1.3.1)
AC_SUBST(GLIB_CFLAGS)
AC_SUBST(GLIB_LIBS)

dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_C_INLINE
AC_TYPE_OFF_T
AC_TYPE_PID_T
AC_TYPE_SIZE_T
AC_STRUCT_ST_RDEV
AC_HEADER_TIME
AC_STRUCT_TM
AC_TYPE_UID_T

dnl Check for Internet sockets.
AC_CHECK_FUNC(socket,
 [AC_CHECK_HEADER(netinet/in.h,
   [AC_CHECK_HEADER(arpa/inet.h, [
  AC_DEFINE(HAVE_SOCKETS)
      AC_MSG_CHECKING("for sun_len member in struct sockaddr_un")
      AC_TRY_LINK([
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/un.h>
      ],
      [static struct sockaddr_un x; x.sun_len = 1;],
      [AC_MSG_RESULT(yes); AC_DEFINE(HAVE_SOCKADDR_SUN_LEN)],
      [AC_MSG_RESULT(no)])])])])

dnl Checks for library functions.
AC_FUNC_ALLOCA
AC_FUNC_MMAP
AC_TYPE_SIGNAL
AC_FUNC_STRFTIME
AC_CHECK_FUNCS(getcwd gettimeofday getwd putenv strdup strtoul uname)

dnl ## all 'es_??' are only needed for format numbers different of 'es'
ALL_LINGUAS="az ca da de el es es_DO es_GT es_HN es_MX es_PA es_PE es_SV fi fr ga gl hu ja ko nl nn no pl pt_BR ro ru sk sl sv tr uk zh_CN.GB2312 zh_TW"
AM_GNOME2_GETTEXT

AC_PATH_XTRA

dnl For diskusage stuff
GNOME_FILEUTILS_CHECKS

dnl Debugging
AC_ARG_ENABLE(debug, [  --enable-debug          turn on debugging [default=no]], libgtop_enable_debug=yes, libgtop_enable_debug=no)
AC_ARG_ENABLE(fatal-warnings, [  --enable-fatal-warnings make all warnings fatal [debug=no]],AC_DEFINE(LIBGTOP_FATAL_WARNINGS),)
AC_ARG_ENABLE(glib-malloc, [  --enable-glib-malloc    use glib's malloc [default=auto]], libgtop_enable_glib_malloc=yes,)

if test "x$libgtop_enable_glib_malloc" != xyes ; then
  if test "x$libgtop_enable_debug" = xyes ; then
    libgtop_enable_glib_malloc=yes
  else
    libgtop_enable_glib_malloc=no
  fi
fi

if test "x$libgtop_enable_glib_malloc" = xyes ; then
  AC_DEFINE(LIBGTOP_USE_GLIB_MALLOC)
fi

if test "x$libgtop_enable_debug" = xyes ; then
  AC_DEFINE(LIBGTOP_ENABLE_DEBUG)
fi

dnl These definitions are expanded in make.
LIBGTOP_LIBS='-L$(libdir)'
LIBGTOP_INCS='-I$(includedir) -I$(pkglibdir)/include'

if test x$build_inodedb = xyes ; then
  LIBGTOP_INCS="$LIBGTOP_INCS -DGLIBTOP_INODEDB"
fi

LIBGTOP_INCS="$LIBGTOP_INCS $GNOMESUPPORT_CFLAGS $GLIB_CFLAGS $XML_CFLAGS"

LIBGTOP_EXTRA_LIBS="$LIBGTOP_EXTRA_LIBS $GLIB_LIBS $XML_LIBS"

LIBGTOP_LIBS="$LIBGTOP_LIBS -lgtop_common -lgtop"

LIBGTOP_NAMES_LIBS="$LIBGTOP_LIBS -lgtop_names"

LIBGTOP_LIBS="$LIBGTOP_LIBS" 
LIBGTOP_NAMES_LIBS="$LIBGTOP_NAMES_LIBS"

LIBGTOP_NAMES_INCS="$LIBGTOP_INCS -DGLIBTOP_NAMES"

machine_incs="-I\$(top_srcdir)/sysdeps/$sysdeps_dir"

AC_SUBST(machine_incs)

LIBGTOP_BACKEND_DIR="\$(datadir)/libgtop/backends"

INCLUDES="-D_IN_LIBGTOP -D_GNU_SOURCE -DGLIBTOP_NAMES -Werror -I\$(top_builddir) -I\$(top_srcdir) -I\$(top_srcdir)/sysdeps/$sysdeps_dir -I\$(top_srcdir)/include -I\$(top_builddir)/include -I\$(top_srcdir)/intl $GNOMESUPPORT_CFLAGS $GLIB_CFLAGS $XML_CFLAGS $CFLAGS $X_CFLAGS "'-DGTOPLOCALEDIR=\"$(datadir)/locale\" -DLIBGTOP_VERSION=\"'"$LIBGTOP_VERSION"'\" -DLIBGTOP_VERSION_CODE='$LIBGTOP_VERSION_CODE' -DLIBGTOP_BACKEND_DIR=\"'"$LIBGTOP_BACKEND_DIR"'\"'

AC_SUBST(INCLUDES)

AC_SUBST(LIBGTOP_EXTRA_LIBS)
AC_SUBST(LIBGTOP_BACKEND_DIR)

AC_SUBST(LIBGTOP_LIBS)
AC_SUBST(LIBGTOP_INCS)
AC_SUBST(LIBGTOP_NAMES_LIBS)
AC_SUBST(LIBGTOP_NAMES_INCS)

AC_OUTPUT([
Makefile
po/Makefile.in
intl/Makefile
misc/Makefile
include/Makefile
include/glibtop/Makefile
sysdeps/Makefile
sysdeps/common/Makefile
sysdeps/names/Makefile
src/Makefile
src/inodedb/Makefile
scripts/Makefile
backends/Makefile
backends/server/Makefile
backends/sysdeps/Makefile
backends/common/Makefile
lib/Makefile
doc/Makefile
dtd/Makefile
libgtop-2.0.pc])