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| 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], |
| 23 m4_esyscmd([build-aux/git-version-gen .tarball-version]), |
| 24 [bug-bison@gnu.org]) |
| 25 AC_DEFINE([PACKAGE_COPYRIGHT_YEAR], [2008], |
| 26 [The copyright year for this package]) |
| 27 AC_SUBST([PACKAGE_COPYRIGHT_YEAR], [2008]) |
| 28 |
| 29 AC_CONFIG_AUX_DIR([build-aux]) |
| 30 AC_CONFIG_MACRO_DIR([m4]) |
| 31 |
| 32 # We don't have a file m4/Makefile.am, so we need Automake 1.8 or later. |
| 33 # We want gnits strictness only when rolling a formal release so that we can, |
| 34 # for example, run make dist at other times without being required to add a |
| 35 # bogus NEWS entry. |
| 36 AM_INIT_AUTOMAKE([1.8 dist-bzip2] |
| 37 m4_bmatch(m4_defn([AC_PACKAGE_VERSION]), [-], [gnu], [gnits])) |
| 38 AC_CONFIG_HEADERS([lib/config.h:lib/config.hin]) |
| 39 |
| 40 # Checks for the compiler. |
| 41 AC_PROG_CC_STDC |
| 42 |
| 43 # Gnulib (early checks). |
| 44 gl_EARLY |
| 45 |
| 46 AC_ARG_ENABLE(gcc-warnings, |
| 47 [ --enable-gcc-warnings turn on lots of GCC warnings (not recommended)], |
| 48 [case "${enableval}" in |
| 49 yes|no) ;; |
| 50 *) AC_MSG_ERROR([bad value ${enableval} for gcc-warnings option]) ;; |
| 51 esac], |
| 52 [enableval=no]) |
| 53 if test "${enableval}" = yes; then |
| 54 gl_WARN_ADD([-Werror], [WERROR_CFLAGS]) |
| 55 AC_SUBST([WERROR_CFLAGS]) |
| 56 gl_WARN_ADD([-Wall]) |
| 57 gl_WARN_ADD([-Wextra -Wno-sign-compare]) |
| 58 gl_WARN_ADD([-Wcast-align]) |
| 59 gl_WARN_ADD([-Wcast-qual]) |
| 60 gl_WARN_ADD([-Wformat]) |
| 61 gl_WARN_ADD([-Wpointer-arith]) |
| 62 gl_WARN_ADD([-Wwrite-strings]) |
| 63 AC_SUBST([WARN_CXXFLAGS], [$WARN_CFLAGS]) |
| 64 # The following warnings are not suitable for C++. |
| 65 gl_WARN_ADD([-Wbad-function-cast]) |
| 66 gl_WARN_ADD([-Wmissing-declarations]) |
| 67 gl_WARN_ADD([-Wmissing-prototypes]) |
| 68 gl_WARN_ADD([-Wshadow]) |
| 69 gl_WARN_ADD([-Wstrict-prototypes]) |
| 70 AC_SUBST([WARN_CFLAGS]) |
| 71 AC_DEFINE([lint], 1, [Define to 1 if the compiler is checking for lint.]) |
| 72 fi |
| 73 |
| 74 BISON_TEST_FOR_WORKING_C_COMPILER |
| 75 |
| 76 AC_ARG_ENABLE([yacc], |
| 77 [AC_HELP_STRING([--disable-yacc], |
| 78 [do not build a yacc command or an -ly library])], |
| 79 , [enable_yacc=yes]) |
| 80 case $enable_yacc in |
| 81 yes) |
| 82 YACC_SCRIPT=yacc |
| 83 YACC_LIBRARY=liby.a;; |
| 84 *) |
| 85 YACC_SCRIPT= |
| 86 YACC_LIBRARY=;; |
| 87 esac |
| 88 AC_SUBST([YACC_SCRIPT]) |
| 89 AC_SUBST([YACC_LIBRARY]) |
| 90 |
| 91 # Checks for programs. |
| 92 AC_PROG_LEX |
| 93 AC_PROG_YACC |
| 94 AC_PROG_RANLIB |
| 95 BISON_PROG_GNU_M4 |
| 96 if test x"$ac_cv_prog_gnu_m4" != xyes; then |
| 97 AC_MSG_ERROR([GNU M4 1.4 is required]) |
| 98 fi |
| 99 AC_DEFINE_UNQUOTED([M4], ["$M4"], [Define to the GNU M4 executable name.]) |
| 100 AM_MISSING_PROG([HELP2MAN], [help2man]) |
| 101 AC_PATH_PROG([XSLTPROC], [xsltproc]) |
| 102 AC_SUBST([XSLTPROC]) |
| 103 |
| 104 # Checks for header files. |
| 105 AC_CHECK_HEADERS_ONCE([locale.h]) |
| 106 |
| 107 # Checks for compiler characteristics. |
| 108 AC_C_INLINE |
| 109 |
| 110 # Gnulib (later checks). Putting them here rather than right after |
| 111 # gl_EARLY avoids some redundant checks. |
| 112 gl_INIT |
| 113 |
| 114 # Checks for library functions. |
| 115 AC_CHECK_FUNCS_ONCE([setlocale]) |
| 116 AM_WITH_DMALLOC |
| 117 BISON_PREREQ_SUBPIPE |
| 118 BISON_PREREQ_TIMEVAR |
| 119 |
| 120 # Gettext. |
| 121 # We've never tested with gettext versions before 0.15, so play it safe. |
| 122 AM_GNU_GETTEXT([external], [need-formatstring-macros]) |
| 123 AM_GNU_GETTEXT_VERSION([0.15]) |
| 124 BISON_I18N |
| 125 |
| 126 # Internationalized parsers. |
| 127 AC_CONFIG_FILES([runtime-po/Makefile.in]) |
| 128 # Autoconf macros for packages using internationalized parsers. |
| 129 aclocaldir='${datadir}/aclocal' |
| 130 AC_SUBST([aclocaldir]) |
| 131 |
| 132 # Create the benchmark script. |
| 133 AC_CONFIG_FILES([etc/bench.pl], [chmod +x etc/bench.pl]) |
| 134 |
| 135 # Initialize the test suite. |
| 136 AC_CONFIG_TESTDIR(tests) |
| 137 AC_CONFIG_FILES([tests/Makefile tests/atlocal]) |
| 138 AC_CONFIG_FILES([tests/bison], [chmod +x tests/bison]) |
| 139 AC_CHECK_PROGS([VALGRIND], [valgrind]) |
| 140 AC_PROG_CXX |
| 141 BISON_TEST_FOR_WORKING_CXX_COMPILER |
| 142 AM_MISSING_PROG([AUTOM4TE], [autom4te]) |
| 143 # Needed by tests/atlocal.in. |
| 144 AC_SUBST([GCC]) |
| 145 AC_SUBST([O0CFLAGS], [`echo $CFLAGS | sed 's/-O[[0-9]] *//'`]) |
| 146 AC_SUBST([O0CXXFLAGS], [`echo $CXXFLAGS | sed 's/-O[[0-9]] *//'`]) |
| 147 |
| 148 gt_JAVACOMP([1.3]) |
| 149 gt_JAVAEXEC |
| 150 |
| 151 AC_CONFIG_FILES([Makefile |
| 152 build-aux/Makefile |
| 153 po/Makefile.in |
| 154 data/Makefile |
| 155 etc/Makefile |
| 156 examples/Makefile |
| 157 examples/calc++/Makefile |
| 158 lib/Makefile src/Makefile |
| 159 doc/Makefile |
| 160 doc/yacc.1]) |
| 161 AC_OUTPUT |
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