X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=configure.ac;h=dc2af5829f7d1824e32c8d436b059abe0c5d93af;hb=refs%2Fheads%2Fcygwin-2.0-experimental;hp=2b6b68739f3717a984bb53e8ba3835611340eea8;hpb=1d1236d09c90104a604815040e4ec44cd77c79eb;p=lttng-tools.git

diff --git a/configure.ac b/configure.ac
index 2b6b68739..dc2af5829 100644
--- a/configure.ac
+++ b/configure.ac
@@ -187,6 +187,13 @@ AX_CONFIG_FEATURE(
 )
 AM_CONDITIONAL([COMPAT_EPOLL], [ test "$enable_epoll" = "yes" ])
 
+case "${host}" in
+    # All symbols must be resolved at link time on Cygwin/MinGW/Windows,
+    # else libtool will not be able to build shared libraries.
+    *-*-cygwin*)
+    LDFLAGS="-Wl,-no-undefined $LDFLAGS";;
+esac
+
 AC_SYS_LARGEFILE
 AC_PROG_CC
 LT_INIT