configure.ac

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dnl Autoconf startup.
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AC_PREREQ([2.63])
AC_INIT([clob], [0.1.0], [freundt@ga-group.nl])
AC_CONFIG_AUX_DIR([build-aux])
AC_CONFIG_HEADERS([src/config.h src/clob_type.h])
AC_CONFIG_MACRO_DIR([m4])

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dnl Local copyright notices.
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AC_COPYRIGHT([dnl
#### Configuration script for clob
#### Copyright (C) 2010-2022 Sebastian Freundt

### Don't edit this script!
### This script was automatically generated by the `autoconf' program
### from the file `./configure.ac'.
### To rebuild it, execute the command
###     autoreconf
])

AM_INIT_AUTOMAKE([foreign parallel-tests dist-xz color-tests])
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])

## the build chain
AC_PROG_CC([icc cc gcc])
SXE_CHECK_CC([gnu11 gnu99])
SXE_CHECK_CFLAGS
AC_CHECK_TOOLS([AR], [xiar ar], [false])
AC_C_BIGENDIAN
AC_PROG_RANLIB

## check if yuck is globally available
AX_CHECK_YUCK
AX_YUCK_SCMVER([version.mk])
AC_CONFIG_LINKS([GNUmakefile:GNUmakefile])

## check for decimals
SXE_CHECK_DFP754
if test "${sxe_cv_feat_dfp754_arith_flavour}" != "unknown"; then
	have_decimal="yes"
else
	have_decimal="no"
fi

## check for price/quantity types
AC_ARG_WITH([decimal], [
AS_HELP_STRING([--without-decimal], [Use _Decimal64 for prices and quantities instead of IEEE-754 _Float64.  Default: yes, if dfp754 support is found.])],
	[with_decimal="${withval}"], [with_decimal="${have_decimal}"])
if test "${with_decimal}" = "yes"; then
	AC_DEFINE([WITH_DECIMAL], [1], [Whether to use dfp754 price/quantity type])
	CLOB_TYPE="_Decimal64"
	CLOB_NAN="((${CLOB_TYPE})__builtin_nan(\"\"))"
	CLOB_ISNAN="isnand64"
else
	CLOB_TYPE="double"
	CLOB_NAN="(__builtin_nan(\"\"))"
	CLOB_ISNAN="isnan"
fi
AC_DEFINE_UNQUOTED([CLOB_TYPE], [${CLOB_TYPE}], [C spelling of price/quantity type])
AC_DEFINE_UNQUOTED([CLOB_NAN], [${CLOB_NAN}], [C spelling of price/quantity nan value])
AC_DEFINE_UNQUOTED([CLOB_ISNAN], [${CLOB_ISNAN}], [C spelling of price/quantity nan predicate])
AC_SUBST([CLOB_TYPE])
AC_SUBST([CLOB_NAN])
AC_SUBST([CLOB_ISNAN])
AM_CONDITIONAL([WITH_DECIMAL], [test "${with_decimal}" = "yes"])

## output
AC_CONFIG_FILES([Makefile])
AC_CONFIG_FILES([build-aux/Makefile])
AC_CONFIG_FILES([src/Makefile])
AC_CONFIG_FILES([test/Makefile])
AC_OUTPUT

echo
echo
echo "Build summary"
echo "============="
echo
echo "Everything will be built"
echo

## configure ends here
dnl configure.ac ends here