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-rw-r--r--rules/way-prelims.mk10
1 files changed, 10 insertions, 0 deletions
diff --git a/rules/way-prelims.mk b/rules/way-prelims.mk
index 48852645ca..ae4db30f3b 100644
--- a/rules/way-prelims.mk
+++ b/rules/way-prelims.mk
@@ -21,4 +21,14 @@ endif
$1_osuf = $$($1_way_)o
$1_hisuf = $$($1_way_)hi
$1_hcsuf = $$($1_way_)hc
+
+ifneq "$(findstring dyn,$1)" ""
+# If the way includes "dyn" then it's a dynamic lib way. We mangle the
+# way name to remove "dyn" (or "_dyn") and we change the suffix to
+# include the versioned dynamic lib extension (eg .so or .dynlib).
+# For example: thr_debug_dyn_libsuf="_thr_debug-ghc6.11.20090426.so"
+$1_libsuf = $$($(subst dyn,,$(subst _dyn,,$1))__way)-ghc$(ProjectVersion)$(soext)
+else
+$1_libsuf = $$($1__way).a
+endif
endef