dnl Process this file with autoconf to produce a configure script.
AC_INIT(coms.c)

AC_CONFIG_HEADER(config.h)

dnl Checks for programs.
AC_PROG_CC

dnl Checks for libraries.

AC_PATH_XTRA
AC_CHECK_LIB(m, atan)
AC_CHECK_LIB(BSD, signal)
AC_CHECK_LIB(bsd, signal)

tcap=no
AC_CHECK_LIB(termcap, tgetstr,
	     AC_DEFINE(HAVE_LIBTERMCAP) LIBS="$LIBS -ltermcap" tcap=yes)
if test $tcap = no; then
   AC_CHECK_LIB(termlib, tgetstr,
		AC_DEFINE(HAVE_LIBTERMLIB) LIBS="$LIBS -ltermlib" tcap=yes)
fi
if test $tcap = no; then
   AC_CHECK_LIB(curses, tgetstr,
		AC_DEFINE(HAVE_LIBCURSES) LIBS="$LIBS -lcurses" tcap=yes)
fi
if test $tcap = no; then
   AC_CHECK_LIB(ncurses, tgetstr,
		AC_DEFINE(HAVE_LIBCURSES) LIBS="$LIBS -lncurses" tcap=yes)
fi

dnl Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS(sgtty.h termio.h unistd.h string.h termcap.h termlib.h curses.h)

dnl Checks for typedefs, structures, and compiler characteristics.
AC_TYPE_SIZE_T
AC_TYPE_SIGNAL

dnl Checks for library functions.
AC_CHECK_FUNCS(usleep srandom sigvec sigsetmask drem irint memcpy)
AC_PROG_GCC_TRADITIONAL
dnl AC_TYPE_SIGNAL

if test "$no_x" != yes; then
   LIBS="$LIBS -lX11"
fi

AC_OUTPUT(makefile)