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MFC r368207,368607:
[FreeBSD/stable/10.git] / contrib / byacc / configure.in
1 dnl Process this file with 'autoconf' to produce a 'configure' script
2 dnl $Id: configure.in,v 1.20 2014/10/06 22:39:39 tom Exp $
3 AC_PREREQ(2.52.20011201)
4 AC_REVISION($Revision: 1.20 $)
5 AC_INIT(main.c)
6 AC_CONFIG_HEADER(config.h:config_h.in)
7
8 CF_CHECK_CACHE([AC_CANONICAL_SYSTEM])
9
10 AC_ARG_PROGRAM
11 CF_PROG_CC
12 AC_PROG_MAKE_SET
13 AC_PROG_INSTALL
14 CF_MAKE_TAGS
15 CF_PROG_AWK
16 CF_PROG_LINT
17
18 CF_XOPEN_SOURCE
19 AC_CHECK_HEADERS(fcntl.h)
20 CF_MKSTEMP
21 AC_HAVE_FUNCS(vsnprintf)
22
23 AC_MSG_CHECKING(for maximum table size)
24 AC_ARG_WITH([max-table-size],
25   [AC_HELP_STRING([--with-max-table-size=N],
26     [set the maximum table size = N (no default)])])
27 if test -n "$with_max_table_size"
28 then
29         AC_MSG_RESULT($with_max_table_size)
30         check=`expr "$with_max_table_size" + 0`
31         if test "x$check" != "x$with_max_table_size"
32         then
33                 AC_MSG_ERROR([invalid value for --with-max-table-size: $with_max_table_size])
34         fi
35         AC_DEFINE_UNQUOTED(MAXTABLE,$with_max_table_size,[Define to maximum table size (default: 32500)])
36 else
37         AC_MSG_RESULT(default)
38 fi
39
40 AC_MSG_CHECKING(if backtracking extension is wanted)
41 AC_ARG_ENABLE([btyacc],
42   [AC_HELP_STRING([--enable-btyacc],
43      [turn on support for the btyacc backtracking extension (default: no)])])
44 AC_MSG_RESULT($enable_btyacc)
45 if test "$enable_btyacc" = "yes"; then
46         AC_DEFINE(YYBTYACC,1,[Define to 1 to enable backtracking extension])
47         SKELETON=btyaccpar
48 else
49         SKELETON=yaccpar
50 fi
51 AC_SUBST(SKELETON)
52
53 CF_WITH_WARNINGS(Wwrite-strings)
54 CF_DISABLE_ECHO
55 CF_DISABLE_LEAKS
56
57 AC_TYPE_MODE_T
58
59 ###     output makefile
60 AC_OUTPUT(makefile)
61 CF_MAKE_DOCS(yacc,1)