AC_INIT(cpmfs.c)
AC_CONFIG_HEADER(config.h)
AC_CANONICAL_HOST
VERSION=2.17
UPDATED='November 16, 2013'

DEVICE="posix"

if test "$prefix" = NONE
then
  case $host in
    *-linux-*)
    ;;
    *-pc-mingw32)
      CFLAGS_LIBDSK=-DNOTWINDLL
    ;;
  esac
fi

AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_CPP

if test "$GCC" = yes
then
  CFLAGS="${CFLAGS} ${EXTRA_GCFLAGS}-pipe -Wall -Wno-unused -Wshadow -Wbad-function-cast -Wmissing-prototypes -Wstrict-prototypes -Wcast-align -Wcast-qual -Wpointer-arith -Wwrite-strings -Wmissing-declarations -Wnested-externs -Wundef -pedantic -fno-common"
  LDFLAGS="${LDFLAGS} ${EXTRA_GLDFLAGS}-g"
else
  CFLAGS="${CFLAGS} ${EXTRA_CFLAGS}"
  LDFLAGS="${LDFLAGS} ${EXTRA_LDFLAGS}"
fi

AC_CYGWIN
AC_MINGW32
dnl Choose between posix and win32 drivers...
DEVICE="posix"

DISKDEFS='${datarootdir}/diskdefs'

if test "$CYGWIN" = "yes"
then
  DEVICE="win32"
#  DISKDEFS='%USERPROFILE%/diskdefs'
fi
if test "$MINGW32" = "yes"
then
  DEVICE="win32"
#  DISKDEFS='%USERPROFILE%\\diskdefs'
fi

AC_ARG_WITH(diskdefs,[  --with-diskdefs         Specify diskdefs location], 
		[DISKDEFS="$withval"], [DISKDEFS="$DISKDEFS"])
AC_ARG_WITH(defformat,[  --with-defformat        Specify default format (ibm-3740)], 
		[DEFFORMAT="$withval"], [DEFFORMAT="ibm-3740"])
AC_ARG_WITH(libdsk,   [  --with-libdsk           Specify path to libdsk library], 
		[LIBDSK="$withval"], [LIBDSK=""])
AC_ARG_WITH(dmalloc,  [  --with-dmalloc          Specify path to dmalloc library], 
		[CPPFLAGS="$CPPFLAGS -I$with_dmalloc/include"
                 LDFLAGS="$LDFLAGS -L$with_dmalloc/lib"
                 LIBS="$LIBS -ldmalloc"
                 AC_DEFINE(USE_DMALLOC)])

dnl Check for curses. If not found, don't build fsed.cpm
dnl Try both curses and ncurses
AC_CHECK_LIB(curses, printw, FSED_CPM=fsed.cpm LIBS="-lcurses $LIBS", FSED_CPM=)
if test x"$FSED_CPM" = x""; then
  AC_CHECK_LIB(ncurses, printw, FSED_CPM=fsed.cpm LIBS="-lncurses $LIBS", FSED_CPM=)
fi

dnl If using libdsk, check it's available. 
if test "$LIBDSK" != ""; then
  DEVICE="libdsk"
  CPPFLAGS="$CPPFLAGS -I$LIBDSK/include"
  CFLAGS="$CFLAGS -I$LIBDSK/include $CFLAGS_LIBDSK"
  LDFLAGS="$LDFLAGS -L$LIBDSK/lib"
  AC_CHECK_LIB(dsk, dsk_open)
  AC_CHECK_HEADERS(libdsk.h, ,[echo "No libdsk.h - aborting"; exit 1])
fi

dnl If using win32, check it's available. 
if test x"$DEVICE" = x"win32"; then
  AC_CHECK_HEADERS(windows.h, ,[echo "Device win32, but <windows.h> not found - aborting"; exit 1] )
  AC_CHECK_HEADERS(winioctl.h, ,[echo "Device win32, but <winioctl.h> not found - aborting"; exit 1],
[#ifdef HAVE_WINDOWS_H
#include <windows.h>
#endif
])
fi

dnl Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS(fcntl.h sys/types.h sys/stat.h limits.h unistd.h)

dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_TYPE_MODE_T
AC_TYPE_OFF_T
AC_TYPE_PID_T
AC_TYPE_SIZE_T
AC_STRUCT_TM
AC_EXEEXT
AC_OBJEXT
AC_SYS_LARGEFILE

dnl add EXE extension to fsed.cpm
if test x"$FSED_CPM" != x""; then
  FSED_CPM="$FSED_CPM$EXEEXT"
fi

dnl Checks for library functions.
AC_FUNC_MEMCMP
AC_FUNC_STRFTIME
AC_CHECK_FUNCS(mktime strerror)

AC_SUBST(LDLIBS)
AC_SUBST(LDDEPS)
AC_SUBST(DEVICE)
eval DATADIR=$datadir
AC_SUBST(DATADIR)
AC_SUBST(DISKDEFS)
AC_SUBST(DEFFORMAT)
AC_SUBST(FSED_CPM)
AC_SUBST(UPDATED)
AC_OUTPUT(Makefile cpm.5 cpmchattr.1 cpmchmod.1 cpmcp.1 cpmls.1 cpmrm.1 fsck.cpm.1 fsed.cpm.1 mkfs.cpm.1 )