X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=configure.ac;h=0a7034e24eaaffd9f1c679b4eac896da18193045;hb=12b4fb37fb276ea3e28cda63c7c878345fcbd802;hp=6badbf9e6bfb7a397e034f3c922f7c565015aa78;hpb=de7e372efecc2cf51921f2ac5a657337e04a39d3;p=lttng-tools.git

diff --git a/configure.ac b/configure.ac
index 6badbf9e6..0a7034e24 100644
--- a/configure.ac
+++ b/configure.ac
@@ -65,6 +65,16 @@ CC="$PTHREAD_CC"
 
 AX_LIB_SOCKET_NSL
 
+LT_NO_UNDEFINED=""
+AS_CASE([$host_os],
+  [cygwin*],
+    [
+      LT_NO_UNDEFINED="-no-undefined"
+    ]
+)
+
+AC_SUBST(LT_NO_UNDEFINED)
+
 # Compute minor/major/patchlevel version numbers
 major_version=$(echo AC_PACKAGE_VERSION | $SED 's/^\([[0-9]]\)*\.[[0-9]]*\.[[0-9]]*.*$/\1/')
 minor_version=$(echo AC_PACKAGE_VERSION | $SED 's/^[[0-9]]*\.\([[0-9]]*\)\.[[0-9]]*.*$/\1/')