]> git.saurik.com Git - bison.git/blame - configure.ac
* NEWS (2.3b): Update release date since there has been a delay in
[bison.git] / configure.ac
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1# Configure template for GNU Bison. -*-Autoconf-*-
2#
8452fdd9 3# Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008 Free Software
c66dfadd 4# Foundation, Inc.
2c8a9dfa 5#
f16b0819 6# This program is free software: you can redistribute it and/or modify
342b8b6e 7# it under the terms of the GNU General Public License as published by
f16b0819 8# the Free Software Foundation, either version 3 of the License, or
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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
f16b0819 17# along with this program. If not, see <http://www.gnu.org/licenses/>.
342b8b6e 18
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19# We have strange test case titles, so we need Autoconf 2.61 or better.
20AC_PREREQ(2.61)
342b8b6e 21
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22AC_INIT([GNU Bison], [2.3b], [bug-bison@gnu.org])
23AC_DEFINE([PACKAGE_COPYRIGHT_YEAR], [2008],
a005a9c4 24 [The copyright year for this package])
bd02cd5d 25AC_SUBST([PACKAGE_COPYRIGHT_YEAR], [2008])
a005a9c4 26
c8775f93 27AC_CONFIG_AUX_DIR([build-aux])
1f65350a 28AC_CONFIG_MACRO_DIR([m4])
342b8b6e 29
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30# We don't have a file m4/Makefile.am, so we need Automake 1.8 or later.
31AM_INIT_AUTOMAKE([1.8 check-news readme-alpha dist-bzip2])
3b2942e6 32AC_CONFIG_HEADERS([lib/config.h:lib/config.hin])
1f65350a 33
f377f69f 34# Checks for the compiler.
cf2a5f7c 35AC_PROG_CC_STDC
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36
37# Gnulib (early checks).
38gl_EARLY
39
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40AC_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 ${enableval} for gcc-warnings option]) ;;
1e24cc5b 45 esac],
727a1401 46 [enableval=no])
630f5212 47if test "${enableval}" = yes; then
62a9592d 48 gl_WARNING_CFLAGS([-Werror])
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49 AC_SUBST([WERROR_CFLAGS], [$WARNING_CFLAGS])
50 WARNING_CFLAGS=
62a9592d 51 gl_WARNING_CFLAGS([-Wall])
c4bd5bf7 52 gl_WARNING_CFLAGS([-Wextra -Wno-sign-compare])
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53 gl_WARNING_CFLAGS([-Wcast-align])
54 gl_WARNING_CFLAGS([-Wcast-qual])
55 gl_WARNING_CFLAGS([-Wformat])
34ec3579 56 gl_WARNING_CFLAGS([-Wpointer-arith])
62a9592d 57 gl_WARNING_CFLAGS([-Wwrite-strings])
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58 AC_SUBST([WARNING_CXXFLAGS], [$WARNING_CFLAGS])
59 # The following warnings are not suitable for C++.
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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])
bcb3effb 65 AC_DEFINE([lint], 1, [Define to 1 if the compiler is checking for lint.])
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66fi
67
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68BISON_TEST_FOR_WORKING_C_COMPILER
69
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70AC_ARG_ENABLE([yacc],
71 [AC_HELP_STRING([--disable-yacc],
72 [do not build a yacc command or an -ly library])],
73 , [enable_yacc=yes])
74case $enable_yacc in
75yes)
76 YACC_SCRIPT=yacc
77 YACC_LIBRARY=liby.a;;
78*)
79 YACC_SCRIPT=
80 YACC_LIBRARY=;;
81esac
82AC_SUBST([YACC_SCRIPT])
83AC_SUBST([YACC_LIBRARY])
84
f377f69f 85# Checks for programs.
41cce2f6 86AC_PROG_LEX
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87AC_PROG_YACC
88AC_PROG_RANLIB
89BISON_PROG_GNU_M4
90if test x"$ac_cv_prog_gnu_m4" != xyes; then
91 AC_MSG_ERROR([GNU M4 1.4 is required])
92fi
93AC_DEFINE_UNQUOTED([M4], ["$M4"], [Define to the GNU M4 executable name.])
727a1401 94AM_MISSING_PROG([HELP2MAN], [help2man])
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95AC_PATH_PROG([XSLTPROC], [xsltproc])
96AC_SUBST([XSLTPROC])
f2939cd6 97
e79137ac 98# Checks for header files.
1f65350a 99AC_CHECK_HEADERS_ONCE([locale.h])
f2939cd6 100
e79137ac 101# Checks for compiler characteristics.
dd877b0c 102AC_C_INLINE
f2939cd6 103
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104# Gnulib (later checks). Putting them here rather than right after
105# gl_EARLY avoids some redundant checks.
106gl_INIT
107
e79137ac 108# Checks for library functions.
1f65350a 109AC_CHECK_FUNCS_ONCE([setlocale])
342b8b6e 110AM_WITH_DMALLOC
2593afab 111BISON_PREREQ_SUBPIPE
1509d42f 112BISON_PREREQ_TIMEVAR
f2939cd6 113
3b2942e6 114# Gettext.
62a9592d 115# We've never tested with gettext versions before 0.15, so play it safe.
3b2942e6 116AM_GNU_GETTEXT([external], [need-formatstring-macros])
62a9592d 117AM_GNU_GETTEXT_VERSION([0.15])
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118BISON_I18N
119
120# Internationalized parsers.
121AC_CONFIG_FILES([runtime-po/Makefile.in])
122# Autoconf macros for packages using internationalized parsers.
123aclocaldir='${datadir}/aclocal'
124AC_SUBST([aclocaldir])
bbcb769c 125
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126# Create the benchmark script.
127AC_CONFIG_FILES([etc/bench.pl], [chmod +x etc/bench.pl])
128
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129# Initialize the test suite.
130AC_CONFIG_TESTDIR(tests)
131AC_CONFIG_FILES([tests/Makefile tests/atlocal])
132AC_CONFIG_FILES([tests/bison], [chmod +x tests/bison])
133AC_CHECK_PROGS([VALGRIND], [valgrind])
504f20f7 134AC_PROG_CXX
209ea708 135BISON_TEST_FOR_WORKING_CXX_COMPILER
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136AM_MISSING_PROG([AUTOM4TE], [autom4te])
137# Needed by tests/atlocal.in.
138AC_SUBST([GCC])
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139AC_SUBST([O0CFLAGS], [`echo $CFLAGS | sed 's/-O[[0-9]] *//'`])
140AC_SUBST([O0CXXFLAGS], [`echo $CXXFLAGS | sed 's/-O[[0-9]] *//'`])
f377f69f 141
deee93a1 142gt_JAVACOMP([1.3])
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143gt_JAVAEXEC
144
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145AC_CONFIG_FILES([.version
146 Makefile
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147 build-aux/Makefile
148 po/Makefile.in
149 data/Makefile
150 etc/Makefile
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151 examples/Makefile
152 examples/calc++/Makefile
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153 lib/Makefile src/Makefile
154 doc/Makefile
155 doc/yacc.1])
927f7817 156AC_OUTPUT