dnl Process this file with autoconf to produce a configure script.
AC_PREREQ(2.59)
AC_INIT(alsamixer/alsamixer.c)
AC_PREFIX_DEFAULT(/usr)
AM_INIT_AUTOMAKE(alsa-utils, 1.0.18)

AM_GNU_GETTEXT([external])
AM_GNU_GETTEXT_VERSION([0.15])

dnl Checks for programs.

dnl try to gues cross-compiler if not set
if test "x$target" != "x$host" -a -z "`echo $CC | grep -e '-gcc'`";
then
  AC_MSG_CHECKING(for cross-compiler)

  which ${program_prefix}gcc >/dev/null 2>&1 && CC=${program_prefix}gcc
  which ${target_cpu}-${target_os}-gcc >/dev/null 2>&1 \
  && CC=${target_cpu}-${target-os}-gcc
  which ${target_cpu}-${target_vendor}-${target_os}-gcc >/dev/null 2>&1 \
  && CC=${target_cpu}-${target_vendor}-${target_os}-gcc

  AC_MSG_RESULT($CC)
fi

AC_PROG_CC
dnl AC_PROG_CXX
AC_PROG_INSTALL
AC_PROG_LN_S
AM_PATH_ALSA(1.0.16)

dnl Disable alsamixer
CURSESINC=""
CURSESLIB=""
CURSES_CFLAGS=""
AC_ARG_ENABLE(alsamixer,
     [  --disable-alsamixer     Disable alsamixer compilation],
     [case "${enableval}" in
       yes) alsamixer=true ;;
       no)  alsamixer=false ;;
       *) AC_MSG_ERROR(bad value ${enableval} for --enable-alsamixer) ;;
     esac],[alsamixer=true])
AM_CONDITIONAL(ALSAMIXER, test x$alsamixer = xtrue)

dnl Disable alsaconf
AC_ARG_ENABLE(alsaconf,
     [  --disable-alsaconf      Disable alsaconf packaging],
     [case "${enableval}" in
       yes) alsaconf=true ;;
       no)  alsaconf=false ;;
       *) AC_MSG_ERROR(bad value ${enableval} for --enable-alsaconf) ;;
     esac],[alsaconf=true])
AM_CONDITIONAL(ALSACONF, test x$alsaconf = xtrue)

dnl Checks for header files.
AC_HEADER_STDC
if test x$alsamixer = xtrue; then
  AC_ARG_WITH(curses,
    [  --with-curses libname   Specify the curses library to use (default=auto)],
    curseslib="$withval",
    curseslib="auto")
  if test "$curseslib" = "ncursesw"; then
    AC_CHECK_PROG([ncursesw5_config], [ncursesw5-config], [yes])
    if test "$ncursesw5_config" = "yes"; then
      CURSESINC="<ncurses.h>"
      CURSESLIB=`ncursesw5-config --libs`
      CURSES_CFLAGS=`ncursesw5-config --cflags`
      curseslib="ncursesw"
    else
      AC_CHECK_LIB(ncursesw, initscr, 
                 [ CURSESINC='<ncurses.h>'; CURSESLIB='-lncursesw'; curseslib="ncursesw"])
    fi
  fi
  if test "$curseslib" = "ncurses" -o "$curseslib" = "auto"; then
    AC_CHECK_PROG([ncurses5_config], [ncurses5-config], [yes])
    if test "$ncurses5_config" = "yes"; then
      CURSESINC="<ncurses.h>"
      CURSESLIB=`ncurses5-config --libs`
      CURSES_CFLAGS=`ncurses5-config --cflags`
      curseslib="ncurses"
    else
      AC_CHECK_LIB(ncurses, initscr, 
                 [ CURSESINC='<ncurses.h>'; CURSESLIB='-lncurses'; curseslib="ncurses"])
    fi
  fi
  if test "$curseslib" = "curses" -o "$curseslib" = "auto"; then
    AC_CHECK_LIB(curses, initscr, 
                 [ CURSESINC='<curses.h>'; CURSESLIB='-lcurses'; curseslib="curses"])
  fi
  if test -z "$CURSESINC"; then
     AC_MSG_ERROR(this packages requires a curses library)
  fi
fi

AC_SUBST(CURSESINC)
AC_SUBST(CURSESLIB)
AC_SUBST(CURSES_CFLAGS)

test "x$prefix" = xNONE && prefix=$ac_default_prefix

eval dir="$datadir"
case "$dir" in
/*) ;;
*) dir="$prefix/share"
esac

soundsdir="$dir/sounds/alsa"
AC_DEFINE_UNQUOTED(SOUNDSDIR, "$soundsdir", [directory containing sample data])

mydatadir="$dir/alsa"
AC_DEFINE_UNQUOTED(DATADIR, "$mydatadir", [directory containing alsa configuration])

AC_ARG_WITH(testsound,
  [  --with-testsound=file        give the path of test sound file for alsaconf],
  TESTSOUND="$withval",
  TESTSOUND="$dir/test.wav")
AC_SUBST(TESTSOUND)

AM_CONFIG_HEADER(include/aconfig.h)

dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_C_INLINE
AC_HEADER_TIME

dnl Checks for library functions.
AC_PROG_GCC_TRADITIONAL

dnl Enable largefile support
AC_SYS_LARGEFILE

SAVE_UTIL_VERSION

AC_OUTPUT(Makefile alsactl/Makefile alsactl/init/Makefile \
	  alsamixer/Makefile amidi/Makefile amixer/Makefile \
	  m4/Makefile po/Makefile.in \
	  alsaconf/alsaconf alsaconf/Makefile \
	  alsaconf/po/Makefile \
	  aplay/Makefile include/Makefile iecset/Makefile utils/Makefile \
	  utils/alsa-utils.spec seq/Makefile seq/aconnect/Makefile \
	  seq/aplaymidi/Makefile seq/aseqdump/Makefile seq/aseqnet/Makefile \
	  speaker-test/Makefile speaker-test/samples/Makefile)