panthema / 2007 / stx-btree / stx-btree-0.9 / configure.ac (Download File)
#                                               -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.

AC_PREREQ(2.59)
AC_INIT(stx-btree, 0.9)
AC_CONFIG_SRCDIR([include/stx/btree.h])
AC_CONFIG_AUX_DIR(scripts)
AC_CANONICAL_HOST

AM_INIT_AUTOMAKE(foreign)
AM_MAINTAINER_MODE

# 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_LANG([C++])

# 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";

                # test support for -march=native (older gcc's don't have it)
                save_cflags="$CFLAGS"
                save_cxxflags="$CXXFLAGS"
                CFLAGS="$CFLAGS -march=native"
                CXXFLAGS="$CXXFLAGS -march=native"
                AC_MSG_CHECKING([whether $CXX supports -march=native])
                AC_COMPILE_IFELSE([AC_LANG_PROGRAM([])],
                    [AC_MSG_RESULT([yes])],
                    [AC_MSG_RESULT([no]); CFLAGS="$save_cflags"; CXXFLAGS="$save_cxxflags"]
                )
          ;;
          no) ;;
          *) AC_MSG_ERROR(bad value ${enableval} for --enable-optimize) ;;
          esac ],
        [ optimize=false ])

# Checks for libraries.

# Checks for header files.
AC_HEADER_STDC

# Checks for typedefs, structures, and compiler characteristics.
AC_HEADER_STDBOOL
AC_C_CONST
AC_C_INLINE
AC_TYPE_SIZE_T

# 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="$CXXFLAGS -fprofile-arcs -ftest-coverage"
    LIBS="$LIBS -lgcov"
fi

# Conditional whether to compile the speedtest binary
AC_ARG_ENABLE(speedtest,
     [  --enable-speedtest        Build the speedtest (takes lots of RAM) (default: no)],
     [case "${enableval}" in
       yes) speedtest=true ;;
       no)  speedtest=false ;;
       *) AC_MSG_ERROR(bad value ${enableval} for --enable-speedtest) ;;
     esac],[speedtest=false])
AM_CONDITIONAL(BUILD_SPEEDTEST, test x$speedtest = xtrue)

# Check for wxWidgets 2.6.0 or later
AM_OPTIONS_WXCONFIG

AM_PATH_WXCONFIG(2.6.0, wxWin=1)

AM_CONDITIONAL(HAVE_WXWIDGETS, test "$wxWin" == 1)

if test "$wxWin" != 1; then
    AC_MSG_WARN([
        wxWidgets does not seem to be installed on your system.
        The wxParserDemo will not be built!

        If you think wxWidgets >= 2.6.0 is installed,
        please check that wx-config is in path, the directory
        where wxWidgets libraries are installed (returned by
        'wx-config --libs' command) is in LD_LIBRARY_PATH or
        equivalent variable.
    ])
fi

# Win32 tools to add icons to the programs
case "${host}" in
*-*-cygwin* | *-*-mingw32*)
    AC_CHECK_TOOL(RESCOMP, windres)
    ;;
esac
AM_CONDITIONAL(GOT_RESCOMP, test x$RESCOMP != x)

# Checks for library functions.

AC_CONFIG_FILES([Makefile
                 include/Makefile
                 testsuite/Makefile
                 speedtest/Makefile
                 memprofile/Makefile
                 wxbtreedemo/Makefile])
AC_OUTPUT
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