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# library version number
m4_define([bluray_major], 0)
m4_define([bluray_minor], 2)
m4_define([bluray_micro], 2)
m4_define([bluray_version],[bluray_major.bluray_minor.bluray_micro])
# shared library version (.so version)
#
# - If there are no interface changes, increase revision.
# - If interfaces have been added, increase current and age. Set revision to 0.
# - If interfaces have been changed or removed, increase current and set age and revision to 0.
#
# Library file name will be libbluray.so.(current-age).age.revision
#
m4_define([lt_current], 2)
m4_define([lt_revision], 0)
m4_define([lt_age], 1)
# initilization
AC_INIT([libbluray], bluray_version, [http://www.videolan.org/developers/libbluray.html])
AC_CONFIG_AUX_DIR([build-aux])
AC_CONFIG_MACRO_DIR([m4])
AC_CANONICAL_SYSTEM
AM_INIT_AUTOMAKE([foreign tar-ustar])
AM_CONFIG_HEADER(config.h)
case "${host_os}" in
"")
SYS=unknown
;;
*mingw32* | *cygwin* | *wince* | *mingwce*)
case "${host_os}" in
*wince* | *mingwce* | *mingw32ce*)
SYS=mingwce
;;
*mingw32*)
SYS=mingw32
AC_DEFINE([_WIN32_WINNT], 0x0501, [Define to '0x0500' for Windows XP APIs.])
;;
esac
;;
*)
SYS="${host_os}"
;;
esac
# messages
library_not_found="Could not find required library!"
function_not_found="Could not find required function!"
libxml2_missing="Could not find libxml2 - disclib meta parser disabled."
pkg_config_missing="Could not find pkg-config. Assuming..."
# configure options
AC_ARG_WITH([jdk],
AS_HELP_STRING([--with-jdk=DIR],
[Specify the path to the JDK (default is "/usr/lib/jvm/java-6-openjdk")]),
[JDK_HOME=$withval],
[
# Set JDK_HOME unless already set in environment
if [[ -z "$JDK_HOME" ]]; then
JDK_HOME="/usr/lib/jvm/java-6-openjdk"
fi
])
AC_ARG_ENABLE([werror],
[AS_HELP_STRING([--enable-werror],
[set warnings as errors via -Werror (default is no)])],
[use_werror=$enableval],
[use_werror=no])
AC_ARG_ENABLE([extra-warnings],
[AS_HELP_STRING([--enable-extra-warnings],
[set extra warnings (default is yes)])],
[use_extra_warnings=$enableval],
[use_extra_warnings=yes])
AC_ARG_ENABLE([optimizations],
[AS_HELP_STRING([--enable-optimizations],
[enable optimizations (default is yes)])],
[use_optimizations=$enableval],
[use_optimizations=yes])
AC_ARG_ENABLE([examples],
[AS_HELP_STRING([--enable-examples],
[build examples (default is yes)])],
[use_examples=$enableval],
[use_examples=yes])
AC_ARG_ENABLE([debug],
[AS_HELP_STRING([--enable-debug],
[enable debugging information (default is yes)])],
[use_debug=$enableval],
[use_debug=yes])
AC_ARG_ENABLE([bdjava],
[AS_HELP_STRING([--enable-bdjava],
[enable BD-Java support (default is no)])],
[use_bdjava=$enableval],
[use_bdjava=no])
AC_ARG_ENABLE([libxml2],
[AS_HELP_STRING([--enable-libxml2],
[enable libxml2 support (default is yes)])],
[use_libxml2=$enableval],
[use_libxml2=yes])
# required programs
AC_PROG_CC
AC_PROG_LIBTOOL
# required types
AC_TYPE_SIGNAL
# required headers
AC_CHECK_HEADERS([stdarg.h sys/types.h dirent.h errno.h libgen.h malloc.h])
AC_CHECK_HEADERS([stdlib.h mntent.h linux/cdrom.h inttypes.h strings.h])
AC_CHECK_HEADERS([sys/time.h time.h mntent.h])
if test "${SYS}" != "mingw32" ; then
AC_CHECK_HEADERS(pthread.h,, [AC_MSG_ERROR([pthread.h required])])
fi
# required structures
AC_STRUCT_DIRENT_D_TYPE
# required system services
AC_SYS_LARGEFILE
# required functions
AC_CHECK_FUNC([snprintf],, [AC_MSG_ERROR($function_not_found)])
# required libraries
# pthreads (not on win32)
if test "${SYS}" != "mingw32" ; then
AC_CHECK_LIB(pthread, pthread_create, [LIBS="$LIBS -lpthread"])
fi
# dlopen check
if test "${SYS}" != "mingw32" ; then
AC_CHECK_FUNCS(
[dlopen],
[DLOPEN_LDFLAGS=""],
[AC_CHECK_LIB([dl], [dlopen],
[DLOPEN_LDFLAGS="-ldl"],
[AC_MSG_ERROR($library_not_found)])])
fi
# check for pkg-config itself so we don't try the m4 macro without pkg-config
AC_CHECK_PROG(HAVE_PKG_CONFIG, pkg-config, yes)
# libxml2 for metadata parser
if test "x$use_libxml2" = "xyes"; then
if test "x$HAVE_PKG_CONFIG" = "xyes"; then
PKG_CHECK_MODULES([LIBXML2], libxml-2.0 >= 2.6,
[AC_DEFINE([HAVE_LIBXML2], [1],
[Define to 1 if libxml2 is to be used for metadata parsing])],
[AC_MSG_NOTICE($libxml2_missing)])
else
AC_MSG_NOTICE($pkg_config_missing $libxml2_missing)
fi
fi
# function testing for supported compiler options
check_cc_options()
{
local tmpfile=$(mktemp XXXXXXXXXX)
local tmpcfile="$tmpfile.c"
mv $tmpfile $tmpcfile
local retval=1
printf "Checking if compiler supports $@... "
if $CC -c $@ $tmpcfile -o /dev/null >/dev/null 2>&1; then
local retval=0
fi
rm $tmpcfile
if [[ $retval = "0" ]]; then
echo "yes"
else
echo "no"
fi
return $retval
}
# set default warnings if supported
check_cc_options -Wall && \
SET_WARNINGS="$SET_WARNINGS -Wall"
check_cc_options -Wdisabled-optimization && \
SET_WARNINGS="$SET_WARNINGS -Wdisabled-optimization"
check_cc_options -Wpointer-arith && \
SET_WARNINGS="$SET_WARNINGS -Wpointer-arith"
check_cc_options -Wredundant-decls && \
SET_WARNINGS="$SET_WARNINGS -Wredundant-decls"
check_cc_options -Wcast-qual && \
SET_WARNINGS="$SET_WARNINGS -Wcast-qual"
check_cc_options -Wwrite-strings && \
SET_WARNINGS="$SET_WARNINGS -Wwrite-strings"
check_cc_options -Wtype-limits && \
SET_WARNINGS="$SET_WARNINGS -Wtype-limits"
check_cc_options -Wundef && \
SET_WARNINGS="$SET_WARNINGS -Wundef"
# use -Werror
if [[ $use_werror = "yes" ]]; then
check_cc_options -Werror && \
SET_WARNINGS="$SET_WARNINGS -Werror"
fi
# use extra warnings
if [[ $use_extra_warnings = "yes" ]]; then
check_cc_options -Wextra && \
SET_WARNINGS="$SET_WARNINGS -Wextra"
check_cc_options -Winline && \
SET_WARNINGS="$SET_WARNINGS -Winline"
fi
# use optimizations
if [[ $use_optimizations = "yes" ]]; then
check_cc_options -O3 && \
SET_OPTIMIZATIONS="$SET_OPTIMIZATIONS -O3"
check_cc_options -fomit-frame-pointer && \
SET_OPTIMIZATIONS="$SET_OPTIMIZATIONS -fomit-frame-pointer"
fi
# use debug
if [[ $use_debug = "yes" ]]; then
check_cc_options -g && \
SET_DEBUG_OPTS="$SET_DEBUG_OPTS -g"
fi
# use examples
AM_CONDITIONAL([USING_EXAMPLES], [ test $use_examples = "yes" ])
# use bdjava
if [[ $use_bdjava = "yes" ]]; then
case $target_cpu in
x86_64) java_arch=amd64 ;;
i?86) java_arch=i386 ;;
*) java_arch=$target_cpu ;;
esac
case $target_os in
linux*) java_os=linux ;;
win*) java_os=win32 ;;
freebsd*) java_os=freebsd ;;
*) java_os=$target_os ;;
esac
BDJAVA_CFLAGS="-I${JDK_HOME}/include -I${JDK_HOME}/include/$java_os"
temp_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="$BDJAVA_CFLAGS $CPPFLAGS"
AC_CHECK_HEADERS([jni.h], [], [AC_MSG_ERROR("Could not find jni.h")])
CPPFLAGS="$temp_CPPFLAGS"
AC_DEFINE([USING_BDJAVA], [1], ["Define to 1 if using BD-Java"])
AC_DEFINE_UNQUOTED([JAVA_ARCH], ["$java_arch"], ["Defines the architecture of the java vm."])
fi
AM_CONDITIONAL([USING_BDJAVA], [ test $use_bdjava = "yes" ])
# generate documentation
DX_INIT_DOXYGEN(libbluray, doc/doxygen-config, [doc/doxygen])
# export library version number
BLURAY_VERSION_MAJOR=bluray_major()
AC_SUBST(BLURAY_VERSION_MAJOR)
BLURAY_VERSION_MINOR=bluray_minor()
AC_SUBST(BLURAY_VERSION_MINOR)
BLURAY_VERSION_MICRO=bluray_micro()
AC_SUBST(BLURAY_VERSION_MICRO)
# export library (.so) version
LT_VERSION_INFO="lt_current():lt_revision():lt_age()"
AC_SUBST(LT_VERSION_INFO)
# generate output files
AC_SUBST(BDJAVA_CFLAGS)
AC_SUBST(DLOPEN_LDFLAGS)
AC_SUBST(SET_WARNINGS)
AC_SUBST(SET_OPTIMIZATIONS)
AC_SUBST(SET_DEBUG_OPTS)
AC_CONFIG_FILES([Makefile src/Makefile src/examples/Makefile src/libbluray.pc src/libbluray/bluray-version.h])
AC_OUTPUT
dnl ---------------------------------------------
dnl Some infos:
dnl ---------------------------------------------
echo " Summary:"
echo " --------"
echo " BD-J support: $use_bdjava"
echo " Metadata support: $use_libxml2"
echo " Build examples: $use_examples"
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