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-rw-r--r--Tools/config/ax_boost_base.m421
1 files changed, 18 insertions, 3 deletions
diff --git a/Tools/config/ax_boost_base.m4 b/Tools/config/ax_boost_base.m4
index 54a2a1bee..550b64138 100644
--- a/Tools/config/ax_boost_base.m4
+++ b/Tools/config/ax_boost_base.m4
@@ -33,7 +33,7 @@
# and this notice are preserved. This file is offered as-is, without any
# warranty.
-#serial 20
+#serial 23
AC_DEFUN([AX_BOOST_BASE],
[
@@ -91,9 +91,23 @@ if test "x$want_boost" = "xyes"; then
dnl are found, e.g. when only header-only libraries are installed!
libsubdirs="lib"
ax_arch=`uname -m`
- if test $ax_arch = x86_64 -o $ax_arch = ppc64 -o $ax_arch = s390x -o $ax_arch = sparc64; then
+ case $ax_arch in
+ x86_64|ppc64|s390x|sparc64|aarch64)
libsubdirs="lib64 lib lib64"
- fi
+ ;;
+ esac
+
+ dnl allow for real multi-arch paths e.g. /usr/lib/x86_64-linux-gnu. Give
+ dnl them priority over the other paths since, if libs are found there, they
+ dnl are almost assuredly the ones desired.
+ AC_REQUIRE([AC_CANONICAL_HOST])
+ libsubdirs="lib/${host_cpu}-${host_os} $libsubdirs"
+
+ case ${host_cpu} in
+ i?86)
+ libsubdirs="lib/i386-${host_os} $libsubdirs"
+ ;;
+ esac
dnl first we check the system location for boost libraries
dnl this location ist chosen if boost libraries are installed with the --layout=system option
@@ -256,3 +270,4 @@ if test "x$want_boost" = "xyes"; then
fi
])
+