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# Process this file with autoconf to produce a configure script.
AC_PREREQ(2.13)
AC_INIT(src/reduce.c)
AM_INIT_AUTOMAKE(bison, 1.28a)
AM_CONFIG_HEADER(config.h:config.hin)
# Initialize the test suite.
AT_CONFIG(../src)
# Checks for programs.
AC_PROG_CC
AC_MINIX
AC_ISC_POSIX
AM_PROG_CC_STDC
AC_PROG_INSTALL
AC_PROG_RANLIB
# GNU M4 is needed to build the testsuite.
BISON_AC_PROG_GNU_M4
if test "$ac_cv_prog_gnu_m4" != yes; then
missing_dir=`cd $ac_aux_dir && pwd`
M4="$missing_dir/missing m4"
fi
AC_ARG_ENABLE(gcc-warnings,
[ --enable-gcc-warnings turn on lots of GCC warnings (not recommended)],
[case "${enableval}" in
yes|no) ;;
*) AC_MSG_ERROR([bad value ${enableval} for gcc-warnings option]) ;;
esac
],
enableval=no
)
if test "${enableval}" = yes; then
BISON_WARNING(-Wall)
BISON_WARNING(-W)
BISON_WARNING(-Wbad-function-cast)
BISON_WARNING(-Wcast-align)
BISON_WARNING(-Wcast-qual)
BISON_WARNING(-Wmissing-declarations)
BISON_WARNING(-Wmissing-prototypes)
BISON_WARNING(-Wnested-externs)
BISON_WARNING(-Wshadow)
BISON_WARNING(-Wstrict-prototypes)
BISON_WARNING(-Wwrite-strings)
fi
# Checks for libraries.
AC_DEFINE([_GNU_SOURCE],1,[Define to 1 for GNU C library extensions.])
# Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS(ctype.h locale.h memory.h stdlib.h string.h unistd.h)
# Checks for typedefs.
# Checks for structures.
# Checks for compiler characteristics.
AC_C_CONST
AC_C_INLINE
AM_C_PROTOTYPES
# Checks for library functions.
AC_FUNC_ALLOCA
AC_CHECK_FUNCS(mkstemp setlocale)
BISON_NEED_DECLARATIONS(calloc realloc)
ALL_LINGUAS="de es et fr ja nl ru"
AM_GNU_GETTEXT
jm_PREREQ_ERROR
# This is necessary so that .o files in LIBOBJS are also built via
# the ANSI2KNR-filtering rules.
LIBOBJS=`echo $LIBOBJS|sed 's/\.o /\$U.o /g;s/\.o$/\$U.o/'`
AC_SUBST(LIBOBJS)
AC_OUTPUT([Makefile
intl/Makefile po/Makefile.in
lib/Makefile src/Makefile doc/Makefile
m4/Makefile
tests/Makefile tests/atconfig])
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