dnl
dnl Configure script for the Gnome library
dnl

m4_define([libgtop_major_version], [2])
m4_define([libgtop_minor_version], [14])
m4_define([libgtop_micro_version], [1])
m4_define([libgtop_version], [libgtop_major_version.libgtop_minor_version.libgtop_micro_version])

dnl  increment if the interface has additions, changes, removals.
m4_define([libgtop_current], [7])

dnl  increment any time the source changes; set to
dnl  0 if you increment CURRENT
m4_define([libgtop_revision], [0])

dnl  increment if any interfaces have been added; set to 0
dnl  if any interfaces have been removed. removal has
dnl  precedence over adding, so set to 0 if both happened.
m4_define([libgtop_age], [0])

# Increase each time you change the client/server protocol.
m4_define([libgtop_server_version], [5])

# Version code calculation
m4_define([libgtop_version_code], [m4_eval(libgtop_major_version * 1000000 + libgtop_minor_version * 1000 + libgtop_micro_version)])

AC_INIT([libgtop], [libgtop_version],
        [http://bugzilla.gnome.org/enter_bug.cgi?product=libgtop])
AC_CONFIG_SRCDIR(copyright.txt)
AC_CONFIG_HEADERS(config.h)

AC_CANONICAL_SYSTEM

AM_INIT_AUTOMAKE
AC_SUBST(ACLOCAL_AMFLAGS, [\${ACLOCAL_FLAGS}])

AC_SUBST(LIBGTOP_MAJOR_VERSION, [libgtop_major_version])
AC_SUBST(LIBGTOP_MINOR_VERSION, [libgtop_minor_version])
AC_SUBST(LIBGTOP_MICRO_VERSION, [libgtop_micro_version])
AC_SUBST(LIBGTOP_SERVER_VERSION, [libgtop_server_version])
AC_SUBST(LIBGTOP_VERSION, [libgtop_version])
AC_SUBST(LIBGTOP_VERSION_CODE, [libgtop_version_code])

# libtool versioning
AC_SUBST(LT_VERSION_INFO,
         ["-version-info libgtop_current:libgtop_revision:libgtop_age"])

ACLOCAL_FLAGS="$ACLOCAL_FLAGS -I ."

AC_ISC_POSIX
AC_PROG_CC
AC_STDC_HEADERS
dnl 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)

export CC CXX RANLIB LD AS AR

AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_MAKE_SET

export cross_compiling

AM_PROG_LIBTOOL

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

GNOME_LIBGTOP_SYSDEPS
GNOME_LIBGTOP_TYPES

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, 1,
            [Define if the libgtop inodedb should be built])
fi

GLIB_REQUIRED=2.6.0

PKG_CHECK_MODULES(GLIB, glib-2.0 >= $GLIB_REQUIRED)
AC_SUBST(GLIB_CFLAGS)
AC_SUBST(GLIB_LIBS)

AC_CHECK_HEADER(popt.h,[POPT=yes],[POPT=no])
AC_MSG_CHECKING(for popt.h)
if test x$POPT = xyes ; then
   AC_MSG_RESULT(yes)
else
   AC_MSG_ERROR([libgtop requires the popt development libraries])
fi

AC_CHECK_HEADER(ifaddrs.h, [HAVE_IFADDRS_H=yes], [HAVE_IFADDRS_H=no])
if test x$HAVE_IFADDRS_H = xyes ; then
	AC_DEFINE(HAVE_IFADDRS_H, 1, [defined if you have ifaddrs.h])
fi

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 For SunOS
AC_CHECK_TYPE(ssize_t, int)
AC_CHECK_HEADERS(memory.h)
AC_CHECK_HEADERS(string.h strings.h, break)
AC_REPLACE_FUNCS(strerror)

dnl dlopen() and dlsym()
DL_LIB=
AC_CHECK_FUNCS(dlopen,,[
  AC_CHECK_LIB(dl, dlopen, DL_LIB="-ldl", [
    AC_CHECK_LIB(dld, shl_load, DL_LIB="-ldld", [
      AC_CHECK_FUNCS(dlopen, DL_LIB="", DL_LIB="")
    ])
  ])
])
oLIBS="$LIBS"
LIBS="$LIBS $DL_LIB"
AC_CHECK_FUNCS(dlerror,,)
LIBS="$oLIBS"
AC_SUBST(DL_LIB)

dnl Linux
AC_CHECK_HEADER(linux/isdn.h,[HAVE_ISDN_H=yes],[HAVE_ISDN_H=no])
if test x$HAVE_ISDN_H = xyes ; then
	AC_DEFINE(HAVE_ISDN_H, 1, [defined if you have linux/isdn.h])
fi

dnl AIX
AC_CHECK_LIB(perfstat, vmgetinfo,
    AC_DEFINE(HAVE_VMGETINFO, 1,
        [Define to 1 if you have the 'vmgetinfo' function in libperfstat]))

dnl Solaris
case "$host_os" in
     solaris*)
     AC_CHECK_LIB(kstat, kstat_open)
     AC_CHECK_FUNCS(getloadavg swapctl)
     AC_CHECK_HEADERS(procfs.h sys/procfs.h, break)


    dnl Some versions of Solaris require -lelf for -lkvm
    AC_CHECK_LIB(kvm, kvm_open,[
      LIBS="-lkvm $LIBS"
    ],[AC_MSG_CHECKING(for kvm_open in -lkvm with -lelf)
       AC_CACHE_VAL(ac_cv_lib_kvm_with_elf,
       [ac_save_LIBS="$LIBS"
        LIBS="-lkvm -lelf $LIBS"
        AC_TRY_LINK([char kvm_open();], [kvm_open()],
                    ac_cv_lib_kvm_with_elf=yes, ac_cv_lib_kvm_with_elf=no)
        LIBS="$ac_save_LIBS"
       ])
       if test "$ac_cv_lib_kvm_with_elf" = "yes"; then
         AC_MSG_RESULT(yes)
         LIBS="-lkvm -lelf $LIBS"
       else
         AC_MSG_RESULT(no)
       fi
    ])
     ;;
esac

dnl For DEC OSF1
AC_CHECK_LIB(mach, vm_statistics)

dnl For some broken libc5 systems (Debian 1.3)
saved_CFLAGS=$CFLAGS
CFLAGS="$CFLAGS -D_GNU_SOURCE"
GCC_NEED_DECLARATION(program_invocation_name, [                           
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
])

CFLAGS=$saved_CFLAGS

AC_CHECK_FUNC(socket,
 [AC_CHECK_HEADER(netinet/in.h,
   [AC_CHECK_HEADER(arpa/inet.h, [
  AC_DEFINE(HAVE_SOCKETS, 1, [Define if BSD sockets are supported])
      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, 1, [Define if struct sockaddr_un has a sun_len member])],
      [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)

ALL_LINGUAS="am ar az be bg bn bs ca cs cy da de el en_CA en_GB es et eu fa fi fr ga gl gu he hi hr hu id it ja ka ko ku ky lt lv mi mk ml mn ms nb ne nl nn no or pa pl pt pt_BR ro ru rw sk sl sq sr sr@Latn sv ta th tr uk vi xh zh_CN zh_TW"

GETTEXT_PACKAGE=libgtop-2.0
AC_SUBST(GETTEXT_PACKAGE)
AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE, "$GETTEXT_PACKAGE",
                   [Define to the gettext package used by the library])

AM_GLIB_GNU_GETTEXT
GLIB_DEFINE_LOCALEDIR([GTOPLOCALEDIR])

AC_PATH_XTRA

dnl For Solaris
dnl Please don't move this before AC_PATH_XTRA
AC_CHECK_FUNC(gethostbyname,,[AC_CHECK_LIB(nsl,gethostbyname)])
AC_CHECK_FUNC(connect,,[AC_CHECK_LIB(socket,connect)])
AC_CHECK_FUNC(inet_aton,,[AC_CHECK_LIB(resolv,inet_aton)])

dnl The construct foo=`echo $w1 $w2 $w3` fails on some systems if $w1 = -e or -n
dnl So we use the following instead.
dnl XE_SPACE(var, words)
define([XE_SPACE],[
T=""
for W in $2; do if test -z "$T"; then T="$W"; else T="$T $W"; fi; done
$1="$T"
])dnl

dnl Autodetect Xauth
dnl -lXau is only used by gnuclient, so use a special variable for Xauth X libs
saved_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS $X_CFLAGS"
test -z "$with_xauth" && { AC_CHECK_HEADER(X11/Xauth.h,          ,with_xauth=no) }
test -z "$with_xauth" && { AC_CHECK_LIB(Xau, XauGetAuthByAddr,[:],with_xauth=no, $X_LIBS) }
test -z "$with_xauth" && with_xauth=yes
if test "$with_xauth" = "yes"; then
  AC_DEFINE(HAVE_XAUTH, 1, [Define if Xauth is supported])
  XE_SPACE(libs_xauth, $X_LIBS -lXau)
fi
CPPFLAGS="$saved_CPPFLAGS"
AC_SUBST(libs_xauth)

dnl For diskusage stuff
GNOME_FILEUTILS_CHECKS

dnl Debugging
AC_ARG_ENABLE(debug, [  --enable-debug          turn on debugging [default=no]],AC_DEFINE(LIBGTOP_ENABLE_DEBUG, 1, [Define to enable debugging]),)
AC_ARG_ENABLE(fatal-warnings, [  --enable-fatal-warnings make all warnings fatal [debug=no]],AC_DEFINE(LIBGTOP_FATAL_WARNINGS, 1, [Define to enable fatal warnings]),)

dnl These definitions are expanded in make.
LIBGTOP_LIBS='-L$(libdir)'
LIBGTOP_INCS='-I$(includedir)/libgtop-2.0'

if test x$libgtop_use_machine_h = xyes ; then
  LIBGTOP_INCS="$LIBGTOP_INCS -DHAVE_GLIBTOP_MACHINE_H"
fi

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

if test x$libgtop_smp = xyes ; then
  LIBGTOP_INCS="$LIBGTOP_INCS -DHAVE_LIBGTOP_SMP"
fi

if test x$libgtop_have_sysinfo = xyes ; then
  LIBGTOP_INCS="$LIBGTOP_INCS -DHAVE_LIBGTOP_SYSINFO"
fi

LIBGTOP_INCS="$LIBGTOP_INCS $GLIB_CFLAGS"

libgtop_save_prefix="$prefix"
libgtop_save_exec_prefix="$exec_prefix"
test "x$prefix" = xNONE && prefix=$ac_default_prefix
test "x$exec_prefix" = xNONE && exec_prefix=$prefix
LIBGTOP_BINDIR=`eval echo "${bindir}"`
LIBGTOP_SERVER=`eval echo "${bindir}/libgtop_server2"`
prefix="$libgtop_save_prefix"
exec_prefix="$libgtop_save_exec_prefix"

sysdeps_dir="$libgtop_sysdeps_dir"
AC_SUBST(sysdeps_dir)

if test -z "$LIBGTOP_EXTRA_LIBS" ; then
  LIBGTOP_EXTRA_LIBS="$libs_xauth"
else
  LIBGTOP_EXTRA_LIBS="$LIBGTOP_EXTRA_LIBS $libs_xauth"
fi

LIBGTOP_EXTRA_LIBS="$GLIB_LIBS $LIBGTOP_EXTRA_LIBS"

LIBGTOP_LIBS="$LIBGTOP_LIBS"

LIBGTOP_LIBS="$LIBGTOP_LIBS" 

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

AC_SUBST(machine_incs)

if test "$GCC" = "yes" ; then
        CFLAGS="\
	-Winline \
	-Wall \
	-std=gnu89 \
	-Wchar-subscripts -Wmissing-declarations -Wmissing-prototypes \
	-Wnested-externs -Wpointer-arith \
	-Wcast-align -Wsign-compare \
	$CFLAGS"
fi

INCLUDES="-I\$(top_builddir) -I\$(top_srcdir) -I\$(top_srcdir)/sysdeps/$sysdeps_dir -I\$(top_srcdir)/include $GLIB_CFLAGS $X_CFLAGS"

# Add various defines to the config.h file ...
AH_VERBATIM([_GNU_SOURCE],
[/* Enable GNU extensions on systems that have them.  */
#ifndef _GNU_SOURCE
#  define _GNU_SOURCE
#endif])
AC_DEFINE([_IN_LIBGTOP], 1,
          [Note that we are building libgtop rather than using it])
AC_DEFINE([LIBGTOP_VERSION], ["libgtop_version"],
          [The libgtop version number])
AC_DEFINE([LIBGTOP_SERVER_VERSION], ["libgtop_server_version"],
          [The libgtop server version])
AC_DEFINE([LIBGTOP_VERSION_CODE], [libgtop_version_code],
          [The libgtop version number as an integer])
AC_DEFINE_UNQUOTED([LIBGTOP_SERVER], ["$LIBGTOP_SERVER"],
                   [The path to the libgtop server])

AC_SUBST(INCLUDES)

AC_SUBST(LIBGTOP_EXTRA_LIBS)
AC_SUBST(GLIB_LIBS)
AC_SUBST(LIBGTOP_LIBS)
AC_SUBST(LIBGTOP_INCS)
AC_SUBST(LIBGTOP_BINDIR)
AC_SUBST(LIBGTOP_SERVER)

if test x$libgtop_need_server = xyes ; then
   sysdeps_suid_lib="\$(top_builddir)/sysdeps/\$(sysdeps_dir)/libgtop_sysdeps_suid-2.0.la"
   server_programs='libgtop_server2'
else
   sysdeps_suid_lib=
   server_programs=
fi
AC_SUBST(sysdeps_suid_lib)
AC_SUBST(server_programs)

AC_CONFIG_FILES([
Makefile
libgtop.spec
po/Makefile.in
misc/Makefile
include/Makefile
include/glibtop/Makefile
sysdeps/Makefile
sysdeps/common/Makefile
sysdeps/stub/Makefile
sysdeps/stub_suid/Makefile
sysdeps/sun4/Makefile
sysdeps/osf1/Makefile
sysdeps/linux/Makefile
sysdeps/freebsd/Makefile
sysdeps/solaris/Makefile
sysdeps/aix/Makefile
src/Makefile
src/daemon/Makefile
src/inodedb/Makefile
lib/Makefile
examples/Makefile
doc/Makefile
libgtop-2.0.pc
libgtopconfig.h
])

AC_OUTPUT