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342b8b6e AD |
1 | # Configure template for GNU Bison. -*-Autoconf-*- |
2 | # | |
b4e4c0d1 | 3 | # Copyright (C) 2001, 2002 Free Software Foundation, Inc. |
2c8a9dfa | 4 | # |
342b8b6e AD |
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. | |
b4e4c0d1 | 21 | AC_PREREQ(2.53) |
342b8b6e | 22 | |
6cbfbcc5 | 23 | AC_INIT([GNU Bison], [1.49b], [bug-bison@gnu.org]) |
1e24cc5b | 24 | AC_CONFIG_AUX_DIR(config) |
342b8b6e | 25 | |
6cbfbcc5 | 26 | AM_INIT_AUTOMAKE |
ab137502 | 27 | AM_CONFIG_HEADER(config.h:config.hin) |
f2939cd6 | 28 | |
e79137ac | 29 | # Initialize the test suite. |
342b8b6e | 30 | AC_CONFIG_TESTDIR(tests) |
80df8768 | 31 | AC_CONFIG_FILES([tests/Makefile tests/atlocal]) |
342b8b6e | 32 | AC_CONFIG_FILES([tests/bison], [chmod +x tests/bison]) |
3c1a79b3 AD |
33 | # Needed by tests/atlocal.in. |
34 | AC_SUBST([GCC]) | |
bbcb769c | 35 | |
e79137ac | 36 | # Checks for programs. |
7c4399ed | 37 | AC_PROG_CC |
9b3add5b RA |
38 | AM_PROG_LEX |
39 | AC_PROG_YACC | |
d2729d44 JT |
40 | AC_MINIX |
41 | AC_ISC_POSIX | |
42 | AM_PROG_CC_STDC | |
ab137502 | 43 | AC_PROG_RANLIB |
80df8768 | 44 | AM_MISSING_PROG([AUTOM4TE], [autom4te]) |
abe017f6 AD |
45 | BISON_PROG_GNU_M4 |
46 | if test x"$ac_cv_prog_gnu_m4" != xyes; then | |
47 | AC_MSG_ERROR([GNU M4 1.4 is required]) | |
48 | fi | |
49 | AC_DEFINE_UNQUOTED([M4], ["$M4"], [Define to the GNU M4 executable name.]) | |
f2939cd6 | 50 | |
630f5212 JT |
51 | AC_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 ${enableval} for gcc-warnings option]) ;; | |
1e24cc5b AD |
56 | esac], |
57 | [enableval=no]) | |
630f5212 | 58 | if test "${enableval}" = yes; then |
cae60122 AD |
59 | BISON_WARNING(-Werror) |
60 | AC_SUBST([WERROR_CFLAGS], [$WARNING_CFLAGS]) | |
61 | WARNING_CFLAGS= | |
630f5212 JT |
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) |
630f5212 JT |
68 | BISON_WARNING(-Wmissing-declarations) |
69 | BISON_WARNING(-Wmissing-prototypes) | |
70 | BISON_WARNING(-Wnested-externs) | |
ab3bec29 | 71 | BISON_WARNING(-Wshadow) |
630f5212 JT |
72 | BISON_WARNING(-Wstrict-prototypes) |
73 | BISON_WARNING(-Wwrite-strings) | |
74 | fi | |
75 | ||
e79137ac AD |
76 | # Checks for libraries. |
77 | AC_DEFINE([_GNU_SOURCE],1,[Define to 1 for GNU C library extensions.]) | |
f2939cd6 | 78 | |
e79137ac | 79 | # Checks for header files. |
f2939cd6 | 80 | AC_HEADER_STDC |
273a74fa | 81 | AC_CHECK_HEADERS([ctype.h locale.h memory.h stdlib.h string.h unistd.h]) |
f2939cd6 | 82 | |
e79137ac | 83 | # Checks for compiler characteristics. |
f2939cd6 | 84 | AC_C_CONST |
dd877b0c | 85 | AC_C_INLINE |
d2729d44 | 86 | AM_C_PROTOTYPES |
f2939cd6 | 87 | |
e79137ac | 88 | # Checks for library functions. |
f2939cd6 | 89 | AC_FUNC_ALLOCA |
5e147124 AD |
90 | AC_FUNC_OBSTACK |
91 | AC_FUNC_ERROR_AT_LINE | |
c57b2479 | 92 | AC_FUNC_STRNLEN |
381fb12e AD |
93 | UTILS_FUNC_MKSTEMP |
94 | AC_CHECK_FUNCS(setlocale) | |
db85e524 AD |
95 | AC_CHECK_DECLS([free, stpcpy, strchr, strspn, strnlen, |
96 | malloc, memchr, memrchr]) | |
c57b2479 | 97 | AC_REPLACE_FUNCS(stpcpy strchr strspn memchr memrchr) |
d7913476 AD |
98 | jm_FUNC_MALLOC |
99 | jm_FUNC_REALLOC | |
ff4a34be | 100 | jm_PREREQ_QUOTEARG |
5141b016 | 101 | jm_PREREQ_ERROR |
342b8b6e | 102 | AM_WITH_DMALLOC |
1509d42f | 103 | BISON_PREREQ_TIMEVAR |
273a74fa | 104 | BISON_PREREQ_STAGE |
f2939cd6 | 105 | |
db85e524 AD |
106 | # Gettext. |
107 | GETTEXT_VERSION=0.11.2 | |
7da99ede | 108 | AM_GNU_GETTEXT(, need-ngettext) |
bbcb769c JT |
109 | |
110 | # This is necessary so that .o files in LIBOBJS are also built via | |
111 | # the ANSI2KNR-filtering rules. | |
9edcd895 AD |
112 | LIB@&t@OBJS=`echo $LIB@&t@OBJS|sed 's/\.o /\$U.o /g;s/\.o$/\$U.o/'` |
113 | AC_SUBST(LIB@&t@OBJS) | |
bbcb769c | 114 | |
8c44d3ec | 115 | AC_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]) |