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https://github.com/cookiengineer/audacity
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1463d07aea
The build flag -Wstrict-prototypes produces many warnings and we do not want to modify the upstream nyquist code to just remove compiler warnings.
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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