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dnl Process this file with autoconf to produce a configure script.
AC_INIT(doc/bc.1)
AM_INIT_AUTOMAKE(bc, 1.04)
AM_CONFIG_HEADER(config.h)
AC_PROG_CC
AC_MINIX
dnl AC_ISC_POSIX
AC_PROG_YACC
AC_DECL_YYTEXT
AC_PROG_LEX
AC_PROG_INSTALL
AC_PROG_RANLIB
AC_PROG_MAKE_SET
AC_CHECK_HEADERS(stdarg.h stddef.h stdlib.h string.h limits.h unistd.h lib.h)
AC_C_CONST
AC_TYPE_SIZE_T
AC_CHECK_TYPE(ptrdiff_t, size_t)
AC_FUNC_VPRINTF
AC_CHECK_FUNCS(isgraph)
AC_ARG_WITH(readline,[ --with-readline support fancy command input editing], [
if test "$with_readline" = "yes" ; then
echo Using the readline library.
AC_DEFINE(READLINE,1)
LIBS="$LIBS -lreadline -ltermcap"
bcrl=y
else
bcrl=n
fi
], [
bcrl=n
])
if test "$LEX" = "flex" ; then
LEX="flex -I8"
else
if test "$bcrl" = "y" ; then
AC_MSG_WARN(readline works only with flex.)
fi
fi
SaveCFLAGS="$CFLAGS"
CFLAGS="-g -O -I. -I$srcdir"
AC_MSG_CHECKING(if long strings are accepted by the C compiler)
AC_TRY_COMPILE([
char libmath[] =
#include "bc/libmath.h"
;
],[],AC_MSG_RESULT(yes),
AC_MSG_RESULT(no)
AC_MSG_WARN(libmath.b will not be preloaded into the executable)
if test "${prefix}" = "NONE" ; then
AC_DEFINE_UNQUOTED(BC_MATH_FILE,"/usr/local/lib/libmath.b")
else
AC_DEFINE_UNQUOTED(BC_MATH_FILE,"${prefix}/lib/libmath.b")
fi)
CFLAGS="$SaveCFLAGS"
AC_ARG_PROGRAM
AC_OUTPUT(Makefile bc/Makefile dc/Makefile doc/Makefile lib/Makefile)
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