dnl Process this file with autoconf to produce a configure script.

AC_INIT(acconfig.h)
AC_CANONICAL_SYSTEM

AM_INIT_AUTOMAKE(baycomepp, 0.10)
AM_CONFIG_HEADER(config.h)

dnl AC_CHECK_TOOL()

AC_PROG_MAKE_SET
AC_ISC_POSIX
AC_PROG_CC
AM_PROG_CC_STDC
dnl AC_PROG_RANLIB
AC_C_CONST
AC_C_INLINE
AC_HEADER_STDC

AC_CHECK_PROG(RANLIB, ranlib, ranlib, :)
AC_CHECK_PROG(DLLTOOL, dlltool, dlltool, dlltool)
AC_CHECK_PROG(AS, as, as, as, as)
AC_CHECK_PROG(AR, ar, ar, ar, ar)
AC_CHECK_PROG(WINDRES, windres, windres, i686-pc-cygwin-windres)

AC_CYGWIN
AC_MINGW32
AC_EXEEXT
AC_OBJEXT

if test x$ac_cv_mingw32 != xyes; then
AC_CHECK_LIB(m,cos)
fi
AC_CHECK_HEADERS(pty.h getopt.h sys/io.h asm/io.h windows.h sched.h sys/perm.h syslog.h sys/socket.h)
AC_CHECK_HEADERS(net/if.h arpa/inet.h netinet/in.h linux/if.h linux/ax25.h linux/sockios.h linux/soundcard.h)
AC_CHECK_FUNCS(snprintf gettimeofday iopl random syslog vsyslog revoke)
AC_REPLACE_FUNCS(vsnprintf)
AC_CHECK_FUNCS(getopt_long,,LIBOBJS="$LIBOBJS getopt.o getopt1.o")
xlibs=$LIBS
LIBS=
AC_CHECK_LIB(util,openpty)
AC_CHECK_FUNCS(openpty,DRVLIBOBJS="$DRVLIBOBJS $LIBS",DRVLIBOBJS="$DRVLIBOBJS openpty.o")
LIBS=$xlibs

AC_MSG_CHECKING(for GetSystemTime)
getsystemtime=no
AC_TRY_COMPILE([#include <windows.h>], 
     [ SYSTEMTIME tm; GetSystemTime(&tm); ],
     AC_DEFINE(HAVE_GETSYSTEMTIME) getsystemtime=yes)
AC_MSG_RESULT($getsystemtime)

dnl AC_CHECK_TYPE(int8_t,char)
dnl AC_CHECK_TYPE(u_int8_t,unsigned char)
dnl AC_CHECK_TYPE(int16_t,short)
dnl AC_CHECK_TYPE(u_int16_t,unsigned short)
dnl AC_CHECK_TYPE(int32_t,long)
dnl AC_CHECK_TYPE(u_int32_t,unsigned long)

AC_CHECK_TYPE(size_t,unsigned int)

AC_MSG_CHECKING(for bittypes)
bittypes=no
AC_TRY_COMPILE([#include <sys/types.h>], 
     [ int8_t a; u_int8_t b; int16_t c; u_int16_t d; int32_t e; u_int32_t f; ],
     AC_DEFINE(HAVE_BITTYPES) bittypes=yes)
AC_MSG_RESULT($bittypes)

AC_MSG_CHECKING(for IO functions such as inb, outb)
iofuncs=no
AC_TRY_COMPILE([#include <sys/io.h>], 
     [ inb(0); inw(0); inl(0); outb(0,0); outw(0,0); outl(0,0); ],
     AC_DEFINE(HAVE_IOFUNCS) iofuncs=yes,
     AC_TRY_COMPILE([#include <asm/io.h>], 
         [ inb(0); inw(0); inl(0); outb(0,0); outw(0,0); outl(0,0); ],
         AC_DEFINE(HAVE_IOFUNCS) iofuncs=yes))
AC_MSG_RESULT($iofuncs)

AC_MSG_CHECKING(for M_PI)
mpi=no
AC_TRY_COMPILE([#include <math.h>], 
     [ double f = M_PI; ],
     mpi=yes,AC_DEFINE(M_PI,3.14159265358979323846))
AC_MSG_RESULT($mpi)

AC_MSG_CHECKING(for M_LN10)
mln10=no
AC_TRY_COMPILE([#include <math.h>], 
     [ double f = M_LN10; ],
     mln10=yes,AC_DEFINE(M_LN10,2.30258509299404568402))
AC_MSG_RESULT($mln10)

AC_MSG_CHECKING(for MKISS (N_AX25 line discipline))
mkiss=no
AC_EGREP_CPP(yes,
     [#include <sys/ioctl.h>
     #ifdef N_AX25
       yes
     #endif
     ], mkiss=yes)
AC_MSG_RESULT($mkiss)

AC_MSG_CHECKING(for ifr_newname in struct ifreq)
ifrnewname=no
AC_TRY_COMPILE([#include <linux/if.h>],
     [struct ifreq ifr; ifr.ifr_newname[0]=0; ], AC_DEFINE(HAVE_IFRNEWNAME) ifrnewname=yes)
AC_MSG_RESULT($ifrnewname)

dnl Set PACKAGE_LOCALE_DIR in config.h.
if test "x${prefix}" = "xNONE"; then
  AC_DEFINE_UNQUOTED(PACKAGE_LOCALE_DIR, "${ac_default_prefix}/${DATADIRNAME}/locale")
else
  AC_DEFINE_UNQUOTED(PACKAGE_LOCALE_DIR, "${prefix}/${DATADIRNAME}/locale")
fi

dnl Set PACKAGE_DATA_DIR in config.h.
if test "x${datadir}" = 'x${prefix}/share'; then
  if test "x${prefix}" = "xNONE"; then
    AC_DEFINE_UNQUOTED(PACKAGE_DATA_DIR, "${ac_default_prefix}/share/${PACKAGE}")
  else
    AC_DEFINE_UNQUOTED(PACKAGE_DATA_DIR, "${prefix}/share/${PACKAGE}")
  fi
else
  AC_DEFINE_UNQUOTED(PACKAGE_DATA_DIR, "${datadir}/${PACKAGE}")
fi

dnl Set PACKAGE_SOURCE_DIR in config.h.
packagesrcdir=`cd $srcdir && pwd`
AC_DEFINE_UNQUOTED(PACKAGE_SOURCE_DIR, "${packagesrcdir}")

dnl Use -Wall if we have gcc.
changequote(,)dnl
if test "x$GCC" = "xyes"; then
  case " $CFLAGS " in
  *[\ \	]-Wall[\ \	]*) ;;
  *) CFLAGS="$CFLAGS -Wall" ;;
  esac
fi
changequote([,])dnl

if test x$ac_cv_cygwin = xyes -o x$ac_cv_mingw32 = xyes; then
  xcflags="$CFLAGS"
  CFLAGS="$CFLAGS -I$srcdir/directx/include -I$srcdir/directx/include/directx6"
  AC_MSG_CHECKING(for DirectX includes)
  directx=no
  AC_TRY_COMPILE([#include <directx.h>], 
       [ LPDIRECTSOUND dsplay; LPDIRECTSOUNDCAPTURE dsrec; ],
       AC_DEFINE(HAVE_DIRECTX) directx=yes)
  AC_MSG_RESULT($directx)
  CFLAGS="$xcflags"
fi

AC_ARG_ENABLE(driver,
[  --enable-driver         Build user mode driver],
[case "${enableval}" in
  yes) baydrv=true ;;
  no)  baydrv=false ;;
  *) AC_MSG_ERROR(bad value ${enableval} for --enable-driver) ;;
esac],[baydrv=false])

AC_ARG_ENABLE(mkiss,
[  --disable-mkiss         Don not use the MKISS driver even if available],
[mkissena=false],[mkissena=true])

if test x$mkiss = xyes; then
    AC_DEFINE(HAVE_MKISS)
fi

AC_ARG_ENABLE(ppuser,
[  --enable-ppuser         Enable PPUSER parport access method],
[ppuser=true],[ppuser=false])

if test x$ppuser = xtrue; then
    AC_DEFINE(HAVE_PPUSER)
fi

AC_ARG_ENABLE(ppkdrv,
[  --enable-ppkdrv         Enable Linux Kernel driver parport access method],
[ppkdrv=true],[ppkdrv=false])

if test x$ppkdrv = xtrue; then
    AC_DEFINE(HAVE_PPKDRV)
fi

dnl AM_CONDITIONAL(BAYCOMDRV, test x$baydrv = xtrue)
AM_CONDITIONAL(WIN32, test x$ac_cv_cygwin = xyes -o x$ac_cv_mingw32 = xyes)
AM_CONDITIONAL(CROSSCOMP, test x$cross_compiling = xyes)
AM_CONDITIONAL(BAYCOMDRV, test x$cross_compiling = xno -a x$mkiss = xyes)
AM_CONDITIONAL(HAVEGTK, test x$gtk = xyes)
AM_CONDITIONAL(PPUSER, test x$ppuser = xtrue)
AM_CONDITIONAL(PPKDRV, test x$ppkdrv = xtrue)
AM_CONDITIONAL(DIRECTX, test x$directx = xyes)

AC_SUBST(HAVE_MKISS)
AC_SUBST(GTK_LIBS)
AC_SUBST(GTK_CFLAGS)
AC_SUBST(HAVE_IOFUNCS)
AC_SUBST(HAVE_BITTYPES)
AC_SUBST(M_PI)
AC_SUBST(LIBOBJS)
AC_SUBST(DRVLIBOBJS)
AC_SUBST(HAVE_IFRNEWNAME)
AC_SUBST(HAVE_PPUSER)
AC_SUBST(HAVE_PPKDRV)
AC_SUBST(HAVE_DIRECTX)
AC_OUTPUT([Makefile
directx/Makefile
main/Makefile
udriver/Makefile
eppdiag/Makefile
eppfm/Makefile
eppfm2/Makefile
eppfm2/src/Makefile
flexdrv/Makefile
ntdrv/Makefile
w9xdrv/Makefile])