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dnl Copyright (C) 2005-2006 IOhannes m zmölnig
dnl This file is free software; IOhannes m zmölnig
dnl gives unlimited permission to copy and/or distribute it,
dnl with or without modifications, as long as this notice is preserved.
AC_DEFUN([IEM_CHECK_FAT],
[
AC_ARG_ENABLE(fat-binary,
[ --enable-fat-binary=ARCHS
build an Apple Multi Architecture Binary (MAB);
ARCHS is a comma-delimited list of architectures for
which to build; if ARCHS is omitted, then the package
will be built for all architectures supported by the
platform (e.g. "ppc,i386" for MacOS/X and Darwin;
if this option is disabled or omitted entirely, then
the package will be built only for the target
platform],
[fat_binary=$enableval], [fat_binary=no])
if test "$fat_binary" != no; then
AC_MSG_CHECKING([target architectures])
# Respect TARGET_ARCHS setting from environment if available.
if test -z "$TARGET_ARCHS"; then
# Respect ARCH given to --enable-fat-binary if present.
if test "$fat_binary" != yes; then
TARGET_ARCHS=`echo "$fat_binary" | tr ',' ' '`
else
# Choose a default set of architectures based upon platform.
TARGET_ARCHS="ppc i386"
fi
fi
AC_MSG_RESULT([$TARGET_ARCHS])
define([Name],[translit([$1],[./-], [___])])
# /usr/lib/arch_tool -archify_list $TARGET_ARCHS
[]Name=""
for archs in $TARGET_ARCHS
do
[]Name="$[]Name -arch $archs"
done
if test "x$[]Name" != "x"; then
IEM_CHECK_CFLAGS($[]Name,,[]Name="")
IEM_CHECK_CXXFLAGS($[]Name,,[]Name="")
IEM_CHECK_LDFLAGS($[]Name,,[]Name="")
fi
undefine([Name])
fi
])# IEM_CHECK_FAT
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