dnl Process this file with autoconf to produce a configure script

dnl ------------------------------------------------
dnl Initialization
dnl ------------------------------------------------

AC_INIT(oggenc/encode.c)
AM_INIT_AUTOMAKE(vorbis-tools,1.0rc1)

dnl --------------------------------------------------  
dnl Check for programs
dnl --------------------------------------------------  

dnl save $CFLAGS since AC_PROG_CC likes to insert "-g -O2"
dnl if $CFLAGS is blank
cflags_save="$CFLAGS"
AC_PROG_CC
CFLAGS="$cflags_save"

AM_PROG_LIBTOOL

dnl --------------------------------------------------  
dnl Additional arguments
dnl --------------------------------------------------  

AC_ARG_WITH(ogg, [  --with-ogg=DIR          Set where the Ogg library is located]) 
AC_ARG_WITH(vorbis, [  --with-vorbis=DIR          Set where the Vorbis library is located]) 

dnl --------------------------------------------------
dnl Set build flags based on environment
dnl --------------------------------------------------

AC_CANONICAL_HOST

casecflags_save="$CFLAGS"
ldflags_save="$LDFLAGS"
if test -z "$GCC"; then
        case $host in
        *-*-irix*)
                DEBUG="-g -signed"
                CFLAGS="-O2 -w -signed"
                PROFILE="-p -g3 -O2 -signed"
                ;;
        sparc-sun-solaris*)
                DEBUG="-v -g"
                CFLAGS="-xO4 -fast -w -fsimple -native -xcg92"
                PROFILE="-v -xpg -g -xO4 -fast -native -fsimple -xcg92 -Dsuncc"
                ;;
        *)
                DEBUG="-g"
                CFLAGS="-O"
                PROFILE="-g -p"
                ;;
        esac
else
        case $host in
        *-*-linux*)
                DEBUG="-g -Wall -fsigned-char"
                CFLAGS="-O20 -ffast-math -fsigned-char"
                PROFILE="-Wall -W -pg -g -O20 -ffast-math -fsigned-char"
                ;;
        sparc-sun-*)
                DEBUG="-g -Wall -fsigned-char -mv8"
                CFLAGS="-O20 -ffast-math -fsigned-char -mv8"
                PROFILE="-pg -g -O20 -fsigned-char -mv8"
                ;;
        *-*-darwin*)
                DEBUG="-fno-common -g -Wall -fsigned-char"
                CFLAGS="-fno-common -O4 -Wall -fsigned-char -ffast-math"
                PROFILE="-fno-common -O4 -Wall -pg -g -fsigned-char -ffast-math"
                ;;
        *)
                DEBUG="-g -Wall -fsigned-char"
                CFLAGS="-O20 -fsigned-char"
                PROFILE="-O20 -g -pg -fsigned-char"
                ;;
        esac
fi
CFLAGS="$CFLAGS $cflags_save"
DEBUG="$DEBUG $cflags_save"
PROFILE="$PROFILE $cflags_save"
LDFLAGS="$LDFLAGS $ldflags_save"

dnl --------------------------------------------------
dnl Check for headers
dnl --------------------------------------------------

dnl none

dnl --------------------------------------------------
dnl Check for typedefs, structures, etc
dnl --------------------------------------------------

dnl none

dnl --------------------------------------------------
dnl Check for libraries
dnl --------------------------------------------------

AM_PATH_OGG(,AC_MSG_ERROR(Ogg needed!))
AM_PATH_VORBIS(,AC_MSG_ERROR(Vorbis needed!))
AM_PATH_AO(,AC_MSG_ERROR(libao needed!))
SOCKET_LIBS=
AC_CHECK_LIB(socket, socket, SOCKET_LIBS="-lsocket")
AC_CHECK_LIB(nsl, gethostbyname, SOCKET_LIBS="-lnsl $SOCKET_LIBS")

dnl --------------------------------------------------
dnl Check for library functions
dnl --------------------------------------------------

AC_FUNC_SMMAP

dnl --------------------------------------------------
dnl Work around FHS stupidity
dnl --------------------------------------------------

AM_CONDITIONAL(PREFIX_IS_USR, test x$prefix = x"/usr")

dnl --------------------------------------------------
dnl Do substitutions
dnl --------------------------------------------------

AC_SUBST(DEBUG)
AC_SUBST(PROFILE)
AC_SUBST(SOCKET_LIBS)

AC_OUTPUT(Makefile oggenc/Makefile oggenc/man/Makefile ogg123/Makefile vorbiscomment/Makefile ogginfo/Makefile debian/Makefile)