freebsd-dev/contrib/byacc/configure.in
2014-10-08 20:46:38 +00:00

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1.5 KiB
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dnl Process this file with 'autoconf' to produce a 'configure' script
dnl $Id: configure.in,v 1.20 2014/10/06 22:39:39 tom Exp $
AC_PREREQ(2.52.20011201)
AC_REVISION($Revision: 1.20 $)
AC_INIT(main.c)
AC_CONFIG_HEADER(config.h:config_h.in)
CF_CHECK_CACHE([AC_CANONICAL_SYSTEM])
AC_ARG_PROGRAM
CF_PROG_CC
AC_PROG_MAKE_SET
AC_PROG_INSTALL
CF_MAKE_TAGS
CF_PROG_AWK
CF_PROG_LINT
CF_XOPEN_SOURCE
AC_CHECK_HEADERS(fcntl.h)
CF_MKSTEMP
AC_HAVE_FUNCS(vsnprintf)
AC_MSG_CHECKING(for maximum table size)
AC_ARG_WITH([max-table-size],
[AC_HELP_STRING([--with-max-table-size=N],
[set the maximum table size = N (no default)])])
if test -n "$with_max_table_size"
then
AC_MSG_RESULT($with_max_table_size)
check=`expr "$with_max_table_size" + 0`
if test "x$check" != "x$with_max_table_size"
then
AC_MSG_ERROR([invalid value for --with-max-table-size: $with_max_table_size])
fi
AC_DEFINE_UNQUOTED(MAXTABLE,$with_max_table_size,[Define to maximum table size (default: 32500)])
else
AC_MSG_RESULT(default)
fi
AC_MSG_CHECKING(if backtracking extension is wanted)
AC_ARG_ENABLE([btyacc],
[AC_HELP_STRING([--enable-btyacc],
[turn on support for the btyacc backtracking extension (default: no)])])
AC_MSG_RESULT($enable_btyacc)
if test "$enable_btyacc" = "yes"; then
AC_DEFINE(YYBTYACC,1,[Define to 1 to enable backtracking extension])
SKELETON=btyaccpar
else
SKELETON=yaccpar
fi
AC_SUBST(SKELETON)
CF_WITH_WARNINGS(Wwrite-strings)
CF_DISABLE_ECHO
CF_DISABLE_LEAKS
AC_TYPE_MODE_T
### output makefile
AC_OUTPUT(makefile)
CF_MAKE_DOCS(yacc,1)