dnl Process this file with autoconf to produce a configure script.
AC_INIT(fluxter.cc)

AM_INIT_AUTOMAKE(fluxter, 0.1.0)

AC_PREFIX_DEFAULT(/usr/local)



AC_CHECK_PROGS(regex_cmd, sed)
if test x$regex_cmd = "x"; then
 AC_MSG_ERROR([error. sed is required to build the default bbtoolsrc file.])
fi


dnl get the debug values right
AC_DEFUN(AC_SET_DEBUG,
[
 test "$CFLAGS" = "" && CFLAGS="-g -Wall -DDEBUG"
 test "$CXXFLAGS" = "" && CXXFLAGS="-g -Wall -DDEBUG"
 test "$LDFLAGS" = "" && LDFLAGS=""
])

AC_DEFUN(AC_SET_NODEBUG,
[
 test "$CFLAGS" = "" && CFLAGS="-O2 -Wall"
 test "$CXXFLAGS" = "" && CXXFLAGS="-O2 -Wall"
 test "$LDFLAGS" = "" && LDFLAGS="-s"
])
      

AC_ARG_ENABLE(debug,[  --enable-debug	create debugging code [default=no]],
[
if test $enableval = "no";
 then AC_SET_NODEBUG
 else AC_SET_DEBUG
fi
],
AC_SET_NODEBUG)

dnl Check for Interlacing
INTERLACE=""
AC_MSG_CHECKING([whether to include interlacing image code])
AC_ARG_ENABLE(
  interlace, [  --enable-interlace      include code for image interlacing[default=yes]],
  if test x$enableval = "xyes"; then
    AC_MSG_RESULT([yes])
    INTERLACE="-DINTERLACE"
  else
    AC_MSG_RESULT([no])
  fi,
  AC_MSG_RESULT([yes])
  INTERLACE="-DINTERLACE"
)
AC_SUBST(INTERLACE)

dnl Checks for programs.
dnl needed by configure itsself
AC_PROG_CC
AC_PROG_CXX
AC_PROG_INSTALL

AC_HEADER_STDC
AC_CHECK_HEADERS(ctype.h fcntl.h libgen.h locale.h process.h signal.h stdio.h time.h unistd.h sys/param.h sys/select.h sys/stat.h sys/time.h sys/types.h sys/wait.h)
AC_HEADER_TIME

AC_CHECK_FUNCS(setlocale sigaction strftime)

AC_PATH_X
AC_PATH_XTRA

CFLAGS="$CFLAGS $X_CFLAGS"
CXXFLAGS="$CXXFLAGS $X_CFLAGS"
LDFLAGS="$LDFLAGS $X_LIBS $X_PRE_LIBS"
dnl Checks for X libraries.
AC_CHECK_LIB(X11, XOpenDisplay, LDFLAGS="$LDFLAGS -lX11",
             AC_MSG_ERROR(XOpenDisplay not found in -lX11))

LDFLAGS="$LDFLAGS $X_EXTRA_LIBS"

dnl Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS(malloc.h)

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

dnl Checks for library functions.
AC_CHECK_FUNCS(select strstr)

AC_OUTPUT(version.h Makefile data/Makefile)