]> git.saurik.com Git - bison.git/blob - configure.ac
* NEWS (2.3b): Update release date since there has been a delay in
[bison.git] / configure.ac
1 # Configure template for GNU Bison. -*-Autoconf-*-
2 #
3 # Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software
4 # Foundation, Inc.
5 #
6 # This program is free software: you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation, either version 3 of the License, or
9 # (at your option) any later version.
10 #
11 # This program is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
15 #
16 # You should have received a copy of the GNU General Public License
17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
18
19 # We have strange test case titles, so we need Autoconf 2.61 or better.
20 AC_PREREQ(2.61)
21
22 AC_INIT([GNU Bison], [2.3b], [bug-bison@gnu.org])
23 AC_DEFINE([PACKAGE_COPYRIGHT_YEAR], [2008],
24 [The copyright year for this package])
25 AC_SUBST([PACKAGE_COPYRIGHT_YEAR], [2008])
26
27 AC_CONFIG_AUX_DIR([build-aux])
28 AC_CONFIG_MACRO_DIR([m4])
29
30 # We don't have a file m4/Makefile.am, so we need Automake 1.8 or later.
31 AM_INIT_AUTOMAKE([1.8 check-news readme-alpha dist-bzip2])
32 AC_CONFIG_HEADERS([lib/config.h:lib/config.hin])
33
34 # Checks for the compiler.
35 AC_PROG_CC_STDC
36
37 # Gnulib (early checks).
38 gl_EARLY
39
40 AC_ARG_ENABLE(gcc-warnings,
41 [ --enable-gcc-warnings turn on lots of GCC warnings (not recommended)],
42 [case "${enableval}" in
43 yes|no) ;;
44 *) AC_MSG_ERROR([bad value ${enableval} for gcc-warnings option]) ;;
45 esac],
46 [enableval=no])
47 if test "${enableval}" = yes; then
48 gl_WARNING_CFLAGS([-Werror])
49 AC_SUBST([WERROR_CFLAGS], [$WARNING_CFLAGS])
50 WARNING_CFLAGS=
51 gl_WARNING_CFLAGS([-Wall])
52 gl_WARNING_CFLAGS([-Wextra -Wno-sign-compare])
53 gl_WARNING_CFLAGS([-Wcast-align])
54 gl_WARNING_CFLAGS([-Wcast-qual])
55 gl_WARNING_CFLAGS([-Wformat])
56 gl_WARNING_CFLAGS([-Wpointer-arith])
57 gl_WARNING_CFLAGS([-Wwrite-strings])
58 AC_SUBST([WARNING_CXXFLAGS], [$WARNING_CFLAGS])
59 # The following warnings are not suitable for C++.
60 gl_WARNING_CFLAGS([-Wbad-function-cast])
61 gl_WARNING_CFLAGS([-Wmissing-declarations])
62 gl_WARNING_CFLAGS([-Wmissing-prototypes])
63 gl_WARNING_CFLAGS([-Wshadow])
64 gl_WARNING_CFLAGS([-Wstrict-prototypes])
65 AC_DEFINE([lint], 1, [Define to 1 if the compiler is checking for lint.])
66 fi
67
68 BISON_TEST_FOR_WORKING_C_COMPILER
69
70 AC_ARG_ENABLE([yacc],
71 [AC_HELP_STRING([--disable-yacc],
72 [do not build a yacc command or an -ly library])],
73 , [enable_yacc=yes])
74 case $enable_yacc in
75 yes)
76 YACC_SCRIPT=yacc
77 YACC_LIBRARY=liby.a;;
78 *)
79 YACC_SCRIPT=
80 YACC_LIBRARY=;;
81 esac
82 AC_SUBST([YACC_SCRIPT])
83 AC_SUBST([YACC_LIBRARY])
84
85 # Checks for programs.
86 AC_PROG_LEX
87 AC_PROG_YACC
88 AC_PROG_RANLIB
89 BISON_PROG_GNU_M4
90 if test x"$ac_cv_prog_gnu_m4" != xyes; then
91 AC_MSG_ERROR([GNU M4 1.4 is required])
92 fi
93 AC_DEFINE_UNQUOTED([M4], ["$M4"], [Define to the GNU M4 executable name.])
94 AM_MISSING_PROG([HELP2MAN], [help2man])
95 AC_PATH_PROG([XSLTPROC], [xsltproc])
96 AC_SUBST([XSLTPROC])
97
98 # Checks for header files.
99 AC_CHECK_HEADERS_ONCE([locale.h])
100
101 # Checks for compiler characteristics.
102 AC_C_INLINE
103
104 # Gnulib (later checks). Putting them here rather than right after
105 # gl_EARLY avoids some redundant checks.
106 gl_INIT
107
108 # Checks for library functions.
109 AC_CHECK_FUNCS_ONCE([setlocale])
110 AM_WITH_DMALLOC
111 BISON_PREREQ_SUBPIPE
112 BISON_PREREQ_TIMEVAR
113
114 # Gettext.
115 # We've never tested with gettext versions before 0.15, so play it safe.
116 AM_GNU_GETTEXT([external], [need-formatstring-macros])
117 AM_GNU_GETTEXT_VERSION([0.15])
118 BISON_I18N
119
120 # Internationalized parsers.
121 AC_CONFIG_FILES([runtime-po/Makefile.in])
122 # Autoconf macros for packages using internationalized parsers.
123 aclocaldir='${datadir}/aclocal'
124 AC_SUBST([aclocaldir])
125
126 # Create the benchmark script.
127 AC_CONFIG_FILES([etc/bench.pl], [chmod +x etc/bench.pl])
128
129 # Initialize the test suite.
130 AC_CONFIG_TESTDIR(tests)
131 AC_CONFIG_FILES([tests/Makefile tests/atlocal])
132 AC_CONFIG_FILES([tests/bison], [chmod +x tests/bison])
133 AC_CHECK_PROGS([VALGRIND], [valgrind])
134 AC_PROG_CXX
135 BISON_TEST_FOR_WORKING_CXX_COMPILER
136 AM_MISSING_PROG([AUTOM4TE], [autom4te])
137 # Needed by tests/atlocal.in.
138 AC_SUBST([GCC])
139 AC_SUBST([O0CFLAGS], [`echo $CFLAGS | sed 's/-O[[0-9]] *//'`])
140 AC_SUBST([O0CXXFLAGS], [`echo $CXXFLAGS | sed 's/-O[[0-9]] *//'`])
141
142 gt_JAVACOMP([1.3])
143 gt_JAVAEXEC
144
145 AC_CONFIG_FILES([.version
146 Makefile
147 build-aux/Makefile
148 po/Makefile.in
149 data/Makefile
150 etc/Makefile
151 examples/Makefile
152 examples/calc++/Makefile
153 lib/Makefile src/Makefile
154 doc/Makefile
155 doc/yacc.1])
156 AC_OUTPUT