From b2cd8661e19c693c9d8cfd59c6ac5e786e540618 Mon Sep 17 00:00:00 2001
From: Kevin Mills <kevin.mills@sifive.com>
Date: Fri, 21 Jun 2019 09:23:28 -0700
Subject: Allow list-* targets to work without specifying a valid TARGET

---
 Makefile | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'Makefile')

diff --git a/Makefile b/Makefile
index aa1839e..8c795d4 100644
--- a/Makefile
+++ b/Makefile
@@ -56,6 +56,11 @@ PROGRAM_LST = $(SRC_DIR)/$(CONFIGURATION)/$(PROGRAM).lst
 # Finds the directory in which this BSP is located, ensuring that there is
 # exactly one.
 BSP_DIR := $(wildcard $(TARGET_ROOT)/bsp/$(TARGET))
+
+# Only perform these error checks and include the standalone.mk fragment 
+# if we're not processing one of the "list-" targets
+ifneq ($@,$(filter $@, list-targets list-target-tags list-programs list-options))
+
 ifeq ($(words $(BSP_DIR)),0)
 $(error Unable to find BSP for $(TARGET), expected to find "bsp/$(TARGET)")
 endif
@@ -77,6 +82,9 @@ endif
 
 include scripts/standalone.mk
 
+# End of exclusion when procesinng "list-" targets. 
+endif
+
 #############################################################
 # Prints help message
 #############################################################
-- 
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