configure.ac

G.729 and G.723.1 codecs x86 (and x86_64) Linux and FreeBSD source code for Asterisk open source PBX

AC_INIT(codec_g72x, 1.0-beta5, asterisk.hosting.lv)
saved_cflags="$CFLAGS"
AC_CONFIG_HEADERS([config.h])
AC_PROG_INSTALL
AM_INIT_AUTOMAKE
AC_PROG_CC
AM_PROG_CC_C_O
AC_DISABLE_STATIC
AM_PROG_LIBTOOL

#echo cflags: "${saved_cflags}"
#echo host_os: "${host_os}"
#echo build_cpu: "${build_cpu}"
#echo prefix: "${prefix}"
#echo default_prefix: "${ac_default_prefix}"
case "${host_os}" in
    freebsd*)
        ac_default_prefix=/usr/local
        ;;
     *)
        ac_default_prefix=/usr
        ;;
esac

if test "${prefix}" = "NONE"; then
    prefix="${ac_default_prefix}"
fi
if test "${prefix}" != "/usr"; then
    CPPFLAGS="$CPPFLAGS -I${prefix}/include"
fi
#echo new prefix: "${prefix}"

ASTERISK_VERSION="14";
AC_ARG_WITH(asterisk-includes,
    AS_HELP_STRING([--with-asterisk-includes=PATH], [Path to Asterisk includes (defaults to PREFIX/include)]),
    [ASTERISK_CFLAGS="-I$withval"])
AC_ARG_WITH(asterisk12,
    AS_HELP_STRING([--with-asterisk12], [Build for Asterisk 1.2 (not supported yet)]),
    [ASTERISK_VERSION="12"])
AC_ARG_WITH(asterisk14,
    AS_HELP_STRING([--with-asterisk14], [Build for Asterisk 1.4 (the default)]),
    [ASTERISK_VERSION="14"])
AC_ARG_WITH(asterisk16,
    AS_HELP_STRING([--with-asterisk16], [Build for Asterisk 1.6]),
    [ASTERISK_VERSION="16"])
AC_ARG_WITH(asterisk17,
    AS_HELP_STRING([--with-asterisk17], [Build for Asterisk SVN TRUNK]),
    [ASTERISK_VERSION="17"])
AC_ARG_WITH(callweaver,
    AS_HELP_STRING([--with-callweaver=PATH], [Build for CallWeaver (not supported yet)]),
    [CALLWEAVER_CFLAGS="-DG72X_CALLWEAVER -I\"$withval\""])
AC_ARG_WITH([ipp],
    AS_HELP_STRING([--with-ipp=PATH], [Path to Intel IPP]),
    [ipp_root="$withval"],
    [
    case "$build_cpu" in
        i?86)
            ipp_root="/opt/intel/ipp/5.3/ia32";
            ;;
        x86_64|amd64)
            ipp_root="/opt/intel/ipp/5.3/em64t";
            ;;
    esac;
    echo -e "\nNOTICE: Defaulting to $ipp_root as IPP_ROOT - use --with-ipp if necessary";
    ])

case "$build_cpu" in
    i586)
        march="pentium"
        ippcore="px";
        ipp_cdefs="-DIPPCORE_NO_SSE"
        ;;
    # XXX check for pentium2 or sigill
    i686)
        march="pentium3"
        ippcore="a6";
        cflags="-msse -mfpmath=sse"
        ;;
    x86_64|amd64)
        march="nocona"
        # -mfpmath=sse is default on x86_64
        # older K8 doesn't have SSE3
        cflags="-msse2"
        ;;
esac

# IPP cores are:
# 32-bit
# px - pentium mmx
# a6 - pentium3 sse
# w7 - pentium4 sse2
# t7 - pentium4 prescott sse3
# v8 - core2 ssse3
# p8 - core2 penryn sse4.1
# 64-bit
# mx - older amd64 w/o sse3?
# m7 - pentium4 sse3 em64t
# u8 - core2 ssse3
# y8 - core2 penryn sse4.1

#              sse3   ssse3  sse4.1
# k8 w/o sse3
# k8            +
# prescott      +
# core2         +      +
# penryn        +      +      +

AC_ARG_ENABLE([opteron-sse3],
    AS_HELP_STRING([--enable-opteron-sse3],
    [Optimize for K8/Opteron/Athlon64 (enables SSE3)]),
    [march="k8"; ippcore="t7"; cflags="-msse3 -mfpmath=sse";])
AC_ARG_ENABLE([opteron],
    AS_HELP_STRING([--enable-opteron],
    [Optimize for K8/Opteron/Athlon64 (enables SSE2)]),
    [march="k8"; ippcore="w7"; cflags="-msse2 -mfpmath=sse";])
AC_ARG_ENABLE([athlon],
    AS_HELP_STRING([--enable-athlon], [Optimize for K7/Athlon-XP (enables SSE)]),
    [march="athlon-xp"; ippcore="a6"; cflags="-msse -mfpmath=sse";])
AC_ARG_ENABLE([penryn],
    AS_HELP_STRING([--enable-penryn], [Optimize for Intel Core2 Penryn (enables SSE4)]),
    [march="nocona"; ippcore="p8"; cflags="-msse3 -mfpmath=sse";])
AC_ARG_ENABLE([core2],
    AS_HELP_STRING([--enable-core2], [Optimize for Intel Core2 (enables SSE3)]),
    [march="nocona"; ippcore="v8"; cflags="-msse3 -mfpmath=sse";])
AC_ARG_ENABLE([prescott],
    AS_HELP_STRING([--enable-prescott], [Optimize for Pentium4 Prescott (enables SSE3)]),
    [march="prescott"; ippcore="t7"; cflags="-msse3 -mfpmath=sse";])
AC_ARG_ENABLE([pentium4],
    AS_HELP_STRING([--enable-pentium4], [Optimize for Pentium4 (enables SSE2)]),
    [march="pentium4"; ippcore="w7"; cflags="-msse2 -mfpmath=sse";])
AC_ARG_ENABLE([pentiumm],
    AS_HELP_STRING([--enable-pentiumm], [Optimize for Pentium M (enables SSE2)]),
    [march="pentium-m"; ippcore="w7"; cflags="-msse2 -mfpmath=sse";])
AC_ARG_ENABLE([pentium3],
    AS_HELP_STRING([--enable-pentium3], [Optimize for Pentium3 (enables SSE, the default)]),
    [march="pentium3"; ippcore="a6"; cflags="-msse -mfpmath=sse";])
AC_ARG_ENABLE([pentium2],
    AS_HELP_STRING([--enable-pentium2], [Optimize for Pentium2]),
    [march="pentium2"; ippcore="px"; ipp_cdefs="-DIPPCORE_NO_SSE" cflags="";])
AC_ARG_ENABLE([pentium],
    AS_HELP_STRING([--enable-pentium], [Optimize for Pentium]),
    [march="pentium"; ippcore="px"; ipp_cdefs="-DIPPCORE_NO_SSE" cflags="";])

if test -z "$march"; then
    echo -e "\nERROR: Detected build CPU $build_cpu is not supported, use --enable-pentium/etc. to choose the core"
    exit 1
fi

if test -z "$saved_cflags"; then
    CFLAGS="-O3 -fomit-frame-pointer -march=$march $cflags"
fi
IPP_CFLAGS="-I\"$ipp_root/include\" $ipp_cdefs";
IPP_LDFLAGS="-L\"$ipp_root/lib\"";

case "$build_cpu" in
    i?86)
        IPP_CFLAGS="$IPP_CFLAGS -include \"$ipp_root/tools/staticlib/ipp_$ippcore.h\"";
        IPP_LIBS="-lippscmerged -lippsrmerged -lippsmerged -lippcore";
        ;;
    x86_64|amd64)
        IPP_CFLAGS="$IPP_CFLAGS -DIPPCORE_STATIC_INIT"
        IPP_LIBS="-lippscemergedem64t -lippsremergedem64t -lippsemergedem64t -lippscmergedem64t -lippsrmergedem64t -lippsmergedem64t -lippcoreem64t";
        ;;
esac

AC_SUBST([ASTERISK_CFLAGS ASTERISK_VERSION CALLWEAVER_CFLAGS])
AC_SUBST([IPP_CFLAGS IPP_LDFLAGS IPP_LIBS])
AC_OUTPUT([Makefile])