Import new gnulib.
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# multiarch.m4 serial 5
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dnl Copyright (C) 2008, 2009, 2010 Free Software Foundation, Inc.
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# multiarch.m4 serial 7
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dnl Copyright (C) 2008-2013 Free Software Foundation, Inc.
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dnl This file is free software; the Free Software Foundation
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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# Determine whether the compiler is or may be producing universal binaries.
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#
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# On MacOS X 10.5 and later systems, the user can create libraries and
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# On Mac OS X 10.5 and later systems, the user can create libraries and
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# executables that work on multiple system types--known as "fat" or
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# "universal" binaries--by specifying multiple '-arch' options to the
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# compiler but only a single '-arch' option to the preprocessor. Like
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@ -16,8 +16,7 @@ dnl with or without modifications, as long as this notice is preserved.
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# CXX="g++ -arch i386 -arch x86_64 -arch ppc -arch ppc64" \
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# CPP="gcc -E" CXXCPP="g++ -E"
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#
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# Detect this situation and set the macro AA_APPLE_UNIVERSAL_BUILD at the
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# beginning of config.h and set APPLE_UNIVERSAL_BUILD accordingly.
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# Detect this situation and set APPLE_UNIVERSAL_BUILD accordingly.
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AC_DEFUN_ONCE([gl_MULTIARCH],
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[
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@ -55,8 +54,6 @@ AC_DEFUN_ONCE([gl_MULTIARCH],
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done
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])
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if test $gl_cv_c_multiarch = yes; then
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AC_DEFINE([AA_APPLE_UNIVERSAL_BUILD], [1],
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[Define if the compiler is building for multiple architectures of Apple platforms at once.])
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APPLE_UNIVERSAL_BUILD=1
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else
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APPLE_UNIVERSAL_BUILD=0
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