# Original Author was Kalle@kde.org
# I lifted it in some mater. (Stephan Kulow)
# I used much code from Janos Farkas
AC_INIT(acinclude.m4)
AC_CONFIG_AUX_DIR(admin)
AC_CANONICAL_SYSTEM 

VERSION="0.3.10"
SERIAL="`date +%Y%m%d`"

# the required version of dclib, checked for by pkg-config
DCLIB_PKGCONFIG_VERSION="dclib >= 0.3.10"

RELEASE="1"
LARGEFILESUPPORT="-D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE"

if echo "$VERSION" | grep svn >/dev/null 2>&1; then
 VERSION=$VERSION$SERIAL
fi

AC_SUBST(VERSION)
AC_SUBST(RELEASE)
AC_SUBST(SERIAL)

AM_INIT_AUTOMAKE([valknut],[$VERSION])

dnl CFLAGS="$CFLAGS $LIBDC_CFLAGS"
dnl LIBS="$LIBS $LIBDC_LIBS"

LIBDC_PREFIX="/usr/local"
LINK_STATIC=""
LINK_OSX=""
USER_LDFLAGS=""
USER_INCLUDES=""
LIBDL=""
dnl LRELEASE=""

AC_PREFIX_DEFAULT(/usr/local)
if test "x$prefix" = "xNONE"; then
  prefix=$ac_default_prefix
  ac_configure_args="$ac_configure_args --prefix $prefix"
fi

dnl generate the config header
AM_CONFIG_HEADER(config.h) dnl at the distribution this done

dnl XML

AM_PATH_XML2( 2.0.0, , AC_MSG_ERROR(libxml2 must be installed.) )

dnl Checks for programs.

dnl Ask user for path to libdc stuff:.
AC_ARG_WITH(libdc,
[  --with-libdc=<path>     prefix of LIBDC installation. e.g. /usr/local or /usr],
[LIBDC_PREFIX="$withval"],
)

AC_ARG_ENABLE(link-static,
[  --enable-link-static    enable static link ],
[ LINK_STATIC="-static" ],
)

# disable lfs
AC_ARG_ENABLE(lfs,
[  --disable-lfs           disable largefile support ],
[ LARGEFILESUPPORT="" ]
)

AC_ARG_ENABLE(osx,
[  --enable-osx            enable native qt-osx ],
[ LINK_OSX="-ldl -framework CoreFoundation" ],
)

AC_SUBST(LIBDC_PREFIX)

LIBDC_LIBS="-L${LIBDC_PREFIX}/lib -ldc ${LINK_OSX}"
LIBDC_CFLAGS="-I${LIBDC_PREFIX}/include"
AC_SUBST(LIBDC_LIBS)
AC_SUBST(LIBDC_CFLAGS)

AC_CHECK_COMPILERS
AC_ENABLE_SHARED(yes)
AC_ENABLE_STATIC(no)
dnl KDE_PROG_LIBTOOL
AC_PROG_LIBTOOL

all_libraries="$all_libraries $USER_LDFLAGS"
all_includes="$all_includes $USER_INCLUDES $LARGEFILESUPPORT"
AC_SUBST(all_includes)
AC_SUBST(all_libraries)

dnl for NLS support. Call them in this order!
dnl WITH_NLS is for the po files
dnl AM_KDE_WITH_NLS

AC_PATH_QT

AC_DEFUN(AC_CHECK_SIGCONTEXT,
[
AC_MSG_CHECKING([for sigcontext])
AC_CACHE_VAL(ac_cv_func_sigcontext,
[
AC_LANG_SAVE
AC_LANG_CPLUSPLUS
ac_libs_safe="$LIBS"
LIBS="$LIBS $LIBUCB"
AC_TRY_LINK([
#include <signal.h>
],
[
struct sigcontext *p = 0;
],
ac_cv_func_sigcontext=yes,
ac_cv_func_sigcontext=no)
LIBS="$ac_libs_safe"
AC_LANG_RESTORE
])
AC_MSG_RESULT($ac_cv_func_sigcontext)
if eval "test \"`echo $ac_cv_func_sigcontext`\" = yes"; then
  AC_DEFINE(HAVE_SIGCONTEXT, 1, [Define if you have the sigcontext function])
fi
])

AC_DEFUN(AC_CHECK_SIGCONTEXT_LINUX,
[
AC_MSG_CHECKING([for sigcontext linux])
AC_CACHE_VAL(ac_cv_func_sigcontext_linux,
[
AC_LANG_SAVE
AC_LANG_CPLUSPLUS
ac_libs_safe="$LIBS"
LIBS="$LIBS $LIBUCB"
AC_TRY_LINK([
#include <signal.h>
],
[
struct sigcontext p;
if(p.eax||p.ebx||p.ecx||p.edx||p.eip||p.ebp);
],
ac_cv_func_sigcontext_linux=yes,
ac_cv_func_sigcontext_linux=no)
LIBS="$ac_libs_safe"
AC_LANG_RESTORE
])
AC_MSG_RESULT($ac_cv_func_sigcontext_linux)
if eval "test \"`echo $ac_cv_func_sigcontext_linux`\" = yes"; then
  AC_DEFINE(HAVE_SIGCONTEXT_LINUX, 1, [Define if you have the sigcontext function])
fi
])

AC_DEFUN(AC_CHECK_SIGCONTEXT_FREEBSD,
[
AC_MSG_CHECKING([for sigcontext freebsd])
AC_CACHE_VAL(ac_cv_func_sigcontext_freebsd,
[
AC_LANG_SAVE
AC_LANG_CPLUSPLUS
ac_libs_safe="$LIBS"
LIBS="$LIBS $LIBUCB"
AC_TRY_LINK([
#include <signal.h>
],
[
struct sigcontext p;
if(p.sc_eax||p.sc_ebx||p.sc_ecx||p.sc_edx||p.sc_eip||p.sc_ebp);
],
ac_cv_func_sigcontext_freebsd=yes,
ac_cv_func_sigcontext_freebsd=no)
LIBS="$ac_libs_safe"
AC_LANG_RESTORE
])
AC_MSG_RESULT($ac_cv_func_sigcontext_freebsd)
if eval "test \"`echo $ac_cv_func_sigcontext_freebsd`\" = yes"; then
  AC_DEFINE(HAVE_SIGCONTEXT_FREEBSD, 1, [Define if you have the sigcontext function])
fi
])

AC_CHECK_SIGCONTEXT
AC_CHECK_SIGCONTEXT_LINUX
AC_CHECK_SIGCONTEXT_FREEBSD

KDE_CHECK_LIBDL

dnl Perform program name transformation
dnl AC_ARG_PROGRAM

dnl PACKAGE set before

dnl KDE_CREATE_SUBDIRSLIST

dnl LIBSSL=""
dnl AC_SUBST(LIBSSL)
dnl if echo "$VERSION" | grep cvs >/dev/null 2>&1; then
dnl KDE_CHECK_SSL
dnl fi

KDE_CHECK_SSL

AC_ARG_WITH(socks,[  --with-socks            use the socks library], [AC_DEFINE(HAVE_SOCKS,1,[use the socks library])])

dnl #### This appears to be deficient with later versions of SOCKS.
if test "x${with_socks}" = xyes
then
  AC_CHECK_LIB(resolv, main)
  AC_CHECK_LIB(socks, Rconnect)
fi

# check for dclib
AC_DEFUN(AC_CHECK_DCLIB,
[
AC_MSG_CHECKING([for dclib])
AC_CACHE_VAL(ac_cv_dclib,
[
AC_LANG_SAVE
AC_LANG_CPLUSPLUS
ac_libs_safe="$LIBS"
LIBS="$LIBS $all_libraries $LIBDC_CFLAGS $LIBDC_LIBS $XML_LIBS $LIBDL $LIBPTHREAD"
AC_TRY_LINK([
# include <dclib/dcos.h>
int testdclib();
],
[
if (DCLIB_VERSION)
{
}
],
ac_cv_dclib=yes,
ac_cv_dclib=no)
LIBS="$ac_libs_safe"
AC_LANG_RESTORE
])
AC_MSG_RESULT($ac_cv_dclib)
if eval "test \"`echo $ac_cv_dclib`\" = no"; then
  AC_MSG_ERROR(DCLIB must be installed. Use --with-libdc=<path> to set correct path.)
  fi
])
  
AC_CHECK_DCLIB

PKG_PROG_PKG_CONFIG([0.9.0])

AC_MSG_CHECKING([for $DCLIB_PKGCONFIG_VERSION])
PKG_CHECK_EXISTS([$DCLIB_PKGCONFIG_VERSION], AC_MSG_RESULT([yes]), AC_MSG_ERROR([$DCLIB_PKGCONFIG_VERSION required]))

AC_ARG_ENABLE(debug,
[  --enable-debug[=ARG]           enable debug support ],
[
case $enableval in
yes)
all_includes="-DDEBUG $all_includes"
;;
full)
all_includes="-DDEBUG $all_includes"
;;
esac
]
)
AC_SUBST(all_includes)

AC_CHECK_HEADER(bzlib.h, , AC_MSG_ERROR([bzlib headers not found. install bzlib devel package]) )
AC_CHECK_LIB(bz2, BZ2_bzlibVersion, , AC_MSG_ERROR([bzlib not found. install bzlib package]) )
AC_FIND_BZIP2()

dnl define datapath
AC_MSG_CHECKING([for Valknut-datapath])
VALKNUT_DATAPATH=`echo $prefix/share/valknut`
AC_DEFINE_UNQUOTED(VALKNUT_DATAPATH, "$VALKNUT_DATAPATH", [Valknut-Datapath])
AC_MSG_RESULT([$VALKNUT_DATAPATH])

# add static parameter now
LIBDC_LIBS="$LIBDC_LIBS ${LINK_STATIC}"
AC_SUBST(LIBDC_LIBS)

dnl add here all your Makefiles. This are created by configure
AC_CONFIG_FILES([ Makefile ])
AC_CONFIG_FILES([ valknut.spec ])
AC_CONFIG_FILES([ valknut.lsm ])
AC_CONFIG_FILES([ Info.plist ])
AC_CONFIG_FILES([ valknut/Makefile ])
AC_CONFIG_FILES([ valknut/docs/Makefile ])
AC_CONFIG_FILES([ valknut/docs/en/Makefile ])
AC_CONFIG_FILES([ valknut/icons/Makefile ])
AC_CONFIG_FILES([ valknut/sounds/Makefile ])
AC_CONFIG_FILES([ valknut/ui/Makefile ])
AC_CONFIG_FILES([ valknut/ts/Makefile ])
AC_OUTPUT