# $Id: configure.ac 1 2010-04-14 07:10:19Z tb $ -*- Autoconf -*-

AC_PREREQ(2.63)
AC_INIT(stx-cbtreedb, 0.7.0)
AC_CONFIG_SRCDIR(include/stx-cbtreedb.h)
AC_CONFIG_AUX_DIR(acscripts)

AM_INIT_AUTOMAKE
# AM_MAINTAINER_MODE

# enable full optimization by configure switch

AC_ARG_ENABLE(optimize,
	AS_HELP_STRING([--enable-optimize],
		       [Build with full optimization @<:@default=no@:>@]),
        [ case "${enableval}" in
          yes)
                CFLAGS="$CFLAGS -O3 -fomit-frame-pointer";
                CXXFLAGS="$CXXFLAGS -O3 -fomit-frame-pointer";
          ;;
          no) ;;
          *) AC_MSG_ERROR(bad value ${enableval} for --enable-optimize) ;;
          esac ],
        [ optimize=false ])

# set debug info flag if no optimization flags are set.

if test "$CFLAGS" == ""; then
    CFLAGS="-g"
fi
if test "$CXXFLAGS" == ""; then
    CXXFLAGS="-g"
fi

# Checks for programs.
AC_PROG_CXX
AC_PROG_CC
AC_PROG_RANLIB

AC_LANG([C++])

# Checks for header files.
AC_CHECK_HEADERS([stdint.h stdlib.h string.h])

# Checks for typedefs, structures, and compiler characteristics.
AC_HEADER_STDBOOL
AC_C_INLINE
AC_TYPE_SIZE_T
AC_TYPE_UINT16_T
AC_TYPE_UINT32_T
AC_TYPE_UINT64_T
AC_TYPE_UINT8_T

# Checks for library functions.
AC_CHECK_FUNCS([memset strerror])

# Check whether to enable gcov coverage flags and macros

AC_ARG_ENABLE(gcov,
    AS_HELP_STRING([--enable-gcov],
                   [enable test coverage with gcov @<:@default=no@:>@]),
	[case "${enableval}" in
         yes) gcov=true ;;
         no)  gcov=false ;;
         *)   AC_MSG_ERROR([bad value ${enableval} for --enable-gcov]) ;;
         esac],
        [gcov=false])

AM_CONDITIONAL(GCOV, test x"$gcov" = "xtrue")

if test x"$gcov" = "xtrue"; then
    CFLAGS="$CFLAGS -fprofile-arcs -ftest-coverage"
    CXXFLAGS="$CXXFLAGS -fprofile-arcs -ftest-coverage"
fi

# Create transformed Makefiles

AC_CONFIG_FILES([Makefile
		 testsuite/Makefile
		 tools/Makefile])
AC_OUTPUT