AC_INIT(cpmfs.c)
AC_CONFIG_HEADERS([config.h])
AC_CANONICAL_HOST
VERSION=2.23
UPDATED='November 2, 2022'

DEVICE="posix"
TERM="curses"

if test "$prefix" = NONE
then
  case $host in
    *-linux-*)
    ;;
    *-cygwin-*)
      CYGWIN=yes
    ;;
    *-pc-mingw32)
      CFLAGS_LIBDSK=-DNOTWINDLL
      MINGW32=yes
    ;;
  esac
fi

AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_CPP

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

DISKDEFS='${datarootdir}/diskdefs'

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=""])

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 $LIBS", FSED_CPM=)
  if test x"$FSED_CPM" != x""; then
    AC_DEFINE(NEED_NCURSES)
    AC_CHECK_HEADERS(ncurses/ncurses.h,have_ncurses_ncurses_h=yes)
  fi
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 Checks for header files.
AC_CHECK_HEADERS(fcntl.h sys/types.h sys/stat.h limits.h unistd.h sys/utime.h utime.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_TYPE_SSIZE_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_CONFIG_FILES(Makefile cpm.5 cpmchattr.1 cpmchmod.1 cpmcp.1 cpmls.1 cpmrm.1 fsck.cpm.1 fsed.cpm.1 mkfs.cpm.1 diskdefs.5)
AC_OUTPUT