136 lines
4.0 KiB
Plaintext
136 lines
4.0 KiB
Plaintext
dnl
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dnl libnyquist configure.in script - version not using libtool
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dnl
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dnl Joshua Haberman
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dnl Dominic Mazzoni
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dnl Richard Ash
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dnl
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dnl
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dnl Instructions: to create "configure" from "configure.in", run:
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dnl aclocal
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dnl autoconf
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dnl Process this file with autoconf to produce a configure script.
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dnl Require autoconf >= 2.61
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AC_PREREQ([2.61])
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dnl Init autoconf and automake
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AC_INIT([libnyquist],[0.1])
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dnl check that we have some source code
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AC_CONFIG_SRCDIR([nyquist/xlisp/xlisp.h])
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dnl keep autools files in a subdirectory
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AC_CONFIG_AUX_DIR([autotools])
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# which also contains a subdir containing macros
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AC_CONFIG_MACRO_DIR([autotools/m4])
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dnl set up automake
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AM_INIT_AUTOMAKE([-Wall foreign subdir-objects])
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dnl Audacity policy: don't enable automatic rebuild of configure et al if
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dnl sources change
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AM_MAINTAINER_MODE([disable])
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dnl -------------------------------------------------------
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dnl Checks for programs.
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dnl -------------------------------------------------------
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dnl save $CFLAGS etc. since AC_PROG_CC likes to insert "-g -O2"
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dnl if $CFLAGS is blank and it finds GCC
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cflags_save="$CFLAGS"
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cppflags_save="$CPPFLAGS"
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cxxflags_save="$CXXFLAGS"
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AC_PROG_CC
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AC_LANG([C++])
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AC_PROG_CXX
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AC_PROG_CXXCPP
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AM_PROG_AR
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AM_PROG_CC_C_O
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CFLAGS="$cflags_save"
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CPPFLAGS="$cppflags_save"
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CXXFLAGS="$cxxflags_save"
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dnl we will need an "install" program to be available
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AC_PROG_INSTALL
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dnl and ranlib for static libraries
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AC_PROG_RANLIB
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dnl Make the install prefix available to the program so that the pkg-config file
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dnl can be created correctly
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AC_PREFIX_DEFAULT(/usr/local)
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if [[ $prefix = "NONE" ]] ; then
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AC_DEFINE(INSTALL_PREFIX, "/usr/local",
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[define as prefix where Audacity is installed])
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else
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AC_DEFINE_UNQUOTED(INSTALL_PREFIX, "$prefix")
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fi
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dnl Build Options
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AC_ARG_ENABLE(debug,
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[AS_HELP_STRING([--enable-debug],
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[enable debug support [default=no]])],
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debug_preference="$enableval",
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debug_preference="no")
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dnl ----------------------------------------------------
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dnl If user asked for debug, put debug in compiler flags
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dnl ----------------------------------------------------
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if test x"$debug_preference" = "xyes" ; then
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dnl we want debuging on
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AC_MSG_NOTICE([Adding -g for debugging to CFLAGS and CXXFLAGS ...])
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CFLAGS="${CFLAGS} -g "
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CXXFLAGS="${CXXFLAGS} -g "
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fi
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dnl --------------------------------------------------------------------------
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dnl We would like warnings enabled on the builds, but different compilers need
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dnl different options for these. This bit tries to work out what flags we
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dnl should add to the compiler we are using.
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dnl --------------------------------------------------------------------------
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dnl Sensible warnings for C
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AX_CFLAGS_WARN_ALL(wall_flags)
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CFLAGS="${CFLAGS} $wall_flags"
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dnl try and use it on C++ as well
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AX_CXX_CHECK_FLAG([$wall_flags], [[int foo;]], [[foo = 1;]], cxx_does_wall="yes", cxx_does_wall="no")
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if test "x$cxx_does_wall" = "xyes" ; then
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dnl can use all warnings flag on the C++ compiler
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CXXFLAGS="${CXXFLAGS} $wall_flags"
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fi
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AX_CXXCPP_CHECK_FLAG([$wall_flags], [[int foo;]], [[foo = 1;]], cpp_does_wall="yes", cpp_does_wall="no")
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if test "x$cpp_does_wall" = "xyes" ; then
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dnl can use all warnings flag on the C++ pre-processor
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CPPFLAGS="${CPPFLAGS} $wall_flags"
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fi
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dnl --- check for required libraries ---
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dnl system libraries
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AC_CHECK_FUNCS([strchr memmove])
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AC_FUNC_MALLOC
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AC_HEADER_STDBOOL
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dnl Checks for header files.
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AC_HEADER_STDC
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AC_CHECK_HEADERS([stdlib.h string.h])
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dnl Checks for typedefs, structures, and compiler characteristics.
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AC_C_CONST
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AC_TYPE_SIZE_T
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AC_CONFIG_FILES([Makefile])
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AC_OUTPUT
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echo ""
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echo "Run 'configure --help' for an explanation of the possible options,"
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echo "otherwise run 'make' to build libnyquist."
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dnl Indentation settings for Vim and Emacs and unique identifier for Arch, a
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dnl version control system. Please do not modify past this point.
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# Local Variables:
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# c-basic-offset: 3
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# indent-tabs-mode: nil
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# End:
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#
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# vim: et sts=3 sw=3
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