32 lines
1.1 KiB
Diff
32 lines
1.1 KiB
Diff
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--- a/m4/ax_boost_base.m4
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+++ b/m4/ax_boost_base.m4
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@@ -33,7 +33,7 @@
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# and this notice are preserved. This file is offered as-is, without any
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# warranty.
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-#serial 20
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+#serial 22
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AC_DEFUN([AX_BOOST_BASE],
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[
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@@ -91,9 +91,17 @@ if test "x$want_boost" = "xyes"; then
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dnl are found, e.g. when only header-only libraries are installed!
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libsubdirs="lib"
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ax_arch=`uname -m`
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- if test $ax_arch = x86_64 -o $ax_arch = ppc64 -o $ax_arch = s390x -o $ax_arch = sparc64; then
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+ case $ax_arch in
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+ x86_64|ppc64|s390x|sparc64|aarch64)
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libsubdirs="lib64 lib lib64"
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- fi
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+ ;;
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+ esac
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+
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+ dnl allow for real multi-arch paths e.g. /usr/lib/x86_64-linux-gnu. Give
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+ dnl them priority over the other paths since, if libs are found there, they
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+ dnl are almost assuredly the ones desired.
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+ AC_REQUIRE([AC_CANONICAL_HOST])
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+ libsubdirs="lib/${host_cpu}-${host_os} $libsubdirs"
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dnl first we check the system location for boost libraries
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dnl this location ist chosen if boost libraries are installed with the --layout=system option
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