1dnl Process this file with 'autoconf' to produce a 'configure' script 2dnl $Id: configure.in,v 1.18 2014/04/06 19:11:51 tom Exp $ 3AC_PREREQ(2.52.20011201) 4AC_REVISION($Revision: 1.18 $) 5AC_INIT(main.c) 6AC_CONFIG_HEADER(config.h:config_h.in) 7 8CF_CHECK_CACHE([AC_CANONICAL_SYSTEM]) 9 10AC_ARG_PROGRAM 11CF_PROG_CC 12AC_PROG_MAKE_SET 13AC_PROG_INSTALL 14CF_MAKE_TAGS 15CF_PROG_AWK 16CF_PROG_LINT 17 18CF_XOPEN_SOURCE 19AC_CHECK_HEADERS(fcntl.h) 20CF_MKSTEMP 21 22AC_MSG_CHECKING(for maximum table size) 23AC_ARG_WITH([max-table-size], 24 [AC_HELP_STRING([--with-max-table-size=N], 25 [set the maximum table size = N (no default)])]) 26if test -n "$with_max_table_size" 27then 28 AC_MSG_RESULT($with_max_table_size) 29 check=`expr "$with_max_table_size" + 0` 30 if test "x$check" != "x$with_max_table_size" 31 then 32 AC_MSG_ERROR([invalid value for --with-max-table-size: $with_max_table_size]) 33 fi 34 AC_DEFINE_UNQUOTED(MAXTABLE,$with_max_table_size,[Define to maximum table size (default: 32500)]) 35else 36 AC_MSG_RESULT(default) 37fi 38 39AC_MSG_CHECKING(if backtracking extension is wanted) 40AC_ARG_ENABLE([btyacc], 41 [AC_HELP_STRING([--enable-btyacc], 42 [turn on support for the btyacc backtracking extension (default: no)])]) 43AC_MSG_RESULT($enable_btyacc) 44if test "$enable_btyacc" = "yes"; then 45 AC_DEFINE(YYBTYACC,1,[Define to 1 to enable backtracking extension]) 46 SKELETON=btyaccpar 47else 48 SKELETON=yaccpar 49fi 50AC_SUBST(SKELETON) 51 52CF_WITH_WARNINGS(Wwrite-strings) 53CF_DISABLE_ECHO 54CF_DISABLE_LEAKS 55 56### output makefile 57AC_OUTPUT(makefile) 58CF_MAKE_DOCS(yacc,1) 59