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-rw-r--r--erlang.mk8
1 files changed, 7 insertions, 1 deletions
diff --git a/erlang.mk b/erlang.mk
index 0dadfbb..107cdd5 100644
--- a/erlang.mk
+++ b/erlang.mk
@@ -90,7 +90,13 @@ ALL_TEST_DEPS_DIRS = $(addprefix $(DEPS_DIR)/,$(TEST_DEPS))
# Application.
-ERL_LIBS ?= $(DEPS_DIR)
+ifeq ($(filter $(DEPS_DIR),$(subst :, ,$(ERL_LIBS))),)
+ifeq ($(ERL_LIBS),)
+ ERL_LIBS = $(DEPS_DIR)
+else
+ ERL_LIBS := $(ERL_LIBS):$(DEPS_DIR)
+endif
+endif
export ERL_LIBS
ERLC_OPTS ?= -Werror +debug_info +warn_export_all +warn_export_vars \