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1# Configure template for GNU Bison. -*-Autoconf-*-
2#
25d81090 3# Copyright 2001, 2002 Free Software Foundation, Inc.
2c8a9dfa 4#
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5# This program is free software; you can redistribute it and/or modify
6# it under the terms of the GNU General Public License as published by
7# the Free Software Foundation; either version 2 of the License, or
8# (at your option) any later version.
9#
10# This program is distributed in the hope that it will be useful,
11# but WITHOUT ANY WARRANTY; without even the implied warranty of
12# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13# GNU General Public License for more details.
14#
15# You should have received a copy of the GNU General Public License
16# along with this program; if not, write to the Free Software
17# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
18# 02111-1307 USA
19
20# We need a recent Autoconf to run a recent Autotest.
80df8768 21AC_PREREQ(2.52g)
342b8b6e 22
f987e9d2 23AC_INIT([GNU Bison], [1.49a], [bug-bison@gnu.org])
1e24cc5b 24AC_CONFIG_AUX_DIR(config)
342b8b6e 25
f987e9d2 26AM_INIT_AUTOMAKE([bison], [1.49a])
ab137502 27AM_CONFIG_HEADER(config.h:config.hin)
f2939cd6 28
e79137ac 29# Initialize the test suite.
342b8b6e 30AC_CONFIG_TESTDIR(tests)
80df8768 31AC_CONFIG_FILES([tests/Makefile tests/atlocal])
342b8b6e 32AC_CONFIG_FILES([tests/bison], [chmod +x tests/bison])
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33# Needed by tests/atlocal.in.
34AC_SUBST([GCC])
bbcb769c 35
e79137ac 36# Checks for programs.
7c4399ed 37AC_PROG_CC
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38AM_PROG_LEX
39AC_PROG_YACC
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40AC_MINIX
41AC_ISC_POSIX
42AM_PROG_CC_STDC
ab137502 43AC_PROG_RANLIB
80df8768 44AM_MISSING_PROG([AUTOM4TE], [autom4te])
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45BISON_PROG_GNU_M4
46if test x"$ac_cv_prog_gnu_m4" != xyes; then
47 AC_MSG_ERROR([GNU M4 1.4 is required])
48fi
49AC_DEFINE_UNQUOTED([M4], ["$M4"], [Define to the GNU M4 executable name.])
f2939cd6 50
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51AC_ARG_ENABLE(gcc-warnings,
52[ --enable-gcc-warnings turn on lots of GCC warnings (not recommended)],
53[case "${enableval}" in
54 yes|no) ;;
55 *) AC_MSG_ERROR([bad value ${enableval} for gcc-warnings option]) ;;
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56 esac],
57 [enableval=no])
630f5212 58if test "${enableval}" = yes; then
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59 BISON_WARNING(-Werror)
60 AC_SUBST([WERROR_CFLAGS], [$WARNING_CFLAGS])
61 WARNING_CFLAGS=
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62 BISON_WARNING(-Wall)
63 BISON_WARNING(-W)
64 BISON_WARNING(-Wbad-function-cast)
65 BISON_WARNING(-Wcast-align)
66 BISON_WARNING(-Wcast-qual)
1e3e4bc1 67 BISON_WARNING(-Wformat)
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68 BISON_WARNING(-Wmissing-declarations)
69 BISON_WARNING(-Wmissing-prototypes)
70 BISON_WARNING(-Wnested-externs)
ab3bec29 71 BISON_WARNING(-Wshadow)
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72 BISON_WARNING(-Wstrict-prototypes)
73 BISON_WARNING(-Wwrite-strings)
74fi
75
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76# Checks for libraries.
77AC_DEFINE([_GNU_SOURCE],1,[Define to 1 for GNU C library extensions.])
f2939cd6 78
e79137ac 79# Checks for header files.
f2939cd6 80AC_HEADER_STDC
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81AC_CHECK_HEADERS(ctype.h locale.h memory.h stdlib.h string.h unistd.h)
82
e79137ac 83# Checks for typedefs.
d2729d44 84
e79137ac 85# Checks for structures.
f2939cd6 86
e79137ac 87# Checks for compiler characteristics.
f2939cd6 88AC_C_CONST
dd877b0c 89AC_C_INLINE
d2729d44 90AM_C_PROTOTYPES
f2939cd6 91
e79137ac 92# Checks for library functions.
f2939cd6 93AC_FUNC_ALLOCA
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94AC_FUNC_OBSTACK
95AC_FUNC_ERROR_AT_LINE
c57b2479 96AC_FUNC_STRNLEN
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97UTILS_FUNC_MKSTEMP
98AC_CHECK_FUNCS(setlocale)
beda758b 99AC_CHECK_DECLS([free, stpcpy, strchr, strspn, strnlen, malloc, memchr, memrchr])
c57b2479 100AC_REPLACE_FUNCS(stpcpy strchr strspn memchr memrchr)
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101jm_FUNC_MALLOC
102jm_FUNC_REALLOC
ff4a34be 103jm_PREREQ_QUOTEARG
5141b016 104jm_PREREQ_ERROR
342b8b6e 105AM_WITH_DMALLOC
f2939cd6 106
bb0146c2 107ALL_LINGUAS="de es et fr it ja nl ru sv tr"
7da99ede 108AM_GNU_GETTEXT(, need-ngettext)
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109
110# This is necessary so that .o files in LIBOBJS are also built via
111# the ANSI2KNR-filtering rules.
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112LIB@&t@OBJS=`echo $LIB@&t@OBJS|sed 's/\.o /\$U.o /g;s/\.o$/\$U.o/'`
113AC_SUBST(LIB@&t@OBJS)
bbcb769c 114
8c44d3ec 115AC_OUTPUT([Makefile
1e24cc5b 116 config/Makefile
8c44d3ec 117 intl/Makefile po/Makefile.in
5bb18f9a 118 data/Makefile
e79137ac 119 lib/Makefile src/Makefile doc/Makefile
f987e9d2 120 m4/Makefile])