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-rw-r--r--Arduino.mk94
-rw-r--r--Common.mk8
2 files changed, 56 insertions, 46 deletions
diff --git a/Arduino.mk b/Arduino.mk
index f47af3e..4122729 100644
--- a/Arduino.mk
+++ b/Arduino.mk
@@ -388,6 +388,55 @@ endif
########################################################################
# Arduino and system paths
+# Third party hardware and core like ATtiny or ATmega 16
+ifdef ALTERNATE_CORE
+ $(call show_config_variable,ALTERNATE_CORE,[USER])
+
+ ifndef ALTERNATE_CORE_PATH
+ ALTERNATE_CORE_PATH = $(ARDUINO_SKETCHBOOK)/hardware/$(ALTERNATE_CORE)/$(ARCHITECTURE)
+ endif
+endif
+
+ifdef ALTERNATE_CORE_PATH
+
+ ifdef ALTERNATE_CORE
+ $(call show_config_variable,ALTERNATE_CORE_PATH,[COMPUTED], (from ARDUINO_SKETCHBOOK and ALTERNATE_CORE))
+ else
+ $(call show_config_variable,ALTERNATE_CORE_PATH,[USER])
+ endif
+
+ ifndef ARDUINO_VAR_PATH
+ ARDUINO_VAR_PATH = $(ALTERNATE_CORE_PATH)/variants
+ $(call show_config_variable,ARDUINO_VAR_PATH,[COMPUTED],(from ALTERNATE_CORE_PATH))
+ endif
+
+ ifndef BOARDS_TXT
+ BOARDS_TXT = $(ALTERNATE_CORE_PATH)/boards.txt
+ $(call show_config_variable,BOARDS_TXT,[COMPUTED],(from ALTERNATE_CORE_PATH))
+ endif
+
+else
+
+ ifndef ARDUINO_VAR_PATH
+ ARDUINO_VAR_PATH = $(ARDUINO_DIR)/hardware/$(ARDMK_VENDOR)/$(ARCHITECTURE)/variants
+ $(call show_config_variable,ARDUINO_VAR_PATH,[COMPUTED],(from ARDUINO_DIR))
+ else
+ $(call show_config_variable,ARDUINO_VAR_PATH,[USER])
+ endif
+
+ ifndef BOARDS_TXT
+ BOARDS_TXT = $(ARDUINO_DIR)/hardware/$(ARDMK_VENDOR)/$(ARCHITECTURE)/boards.txt
+ $(call show_config_variable,BOARDS_TXT,[COMPUTED],(from ARDUINO_DIR))
+ else
+ $(call show_config_variable,BOARDS_TXT,[USER])
+ endif
+
+endif
+
+ifeq (,$(wildcard $(BOARDS_TXT)))
+ $(error Currently BOARDS_TXT='$(BOARDS_TXT)', which is not an existing file or an invalid filename.)
+endif
+
ifndef TOOL_PREFIX
TOOL_PREFIX = avr
endif
@@ -557,51 +606,6 @@ else
$(call show_config_variable,ARDUINO_PLATFORM_LIB_PATH,[USER])
endif
-# Third party hardware and core like ATtiny or ATmega 16
-ifdef ALTERNATE_CORE
- $(call show_config_variable,ALTERNATE_CORE,[USER])
-
- ifndef ALTERNATE_CORE_PATH
- ALTERNATE_CORE_PATH = $(ARDUINO_SKETCHBOOK)/hardware/$(ALTERNATE_CORE)/$(ARCHITECTURE)
- endif
-endif
-
-ifdef ALTERNATE_CORE_PATH
-
- ifdef ALTERNATE_CORE
- $(call show_config_variable,ALTERNATE_CORE_PATH,[COMPUTED], (from ARDUINO_SKETCHBOOK and ALTERNATE_CORE))
- else
- $(call show_config_variable,ALTERNATE_CORE_PATH,[USER])
- endif
-
- ifndef ARDUINO_VAR_PATH
- ARDUINO_VAR_PATH = $(ALTERNATE_CORE_PATH)/variants
- $(call show_config_variable,ARDUINO_VAR_PATH,[COMPUTED],(from ALTERNATE_CORE_PATH))
- endif
-
- ifndef BOARDS_TXT
- BOARDS_TXT = $(ALTERNATE_CORE_PATH)/boards.txt
- $(call show_config_variable,BOARDS_TXT,[COMPUTED],(from ALTERNATE_CORE_PATH))
- endif
-
-else
-
- ifndef ARDUINO_VAR_PATH
- ARDUINO_VAR_PATH = $(ARDUINO_DIR)/hardware/$(ARDMK_VENDOR)/$(ARCHITECTURE)/variants
- $(call show_config_variable,ARDUINO_VAR_PATH,[COMPUTED],(from ARDUINO_DIR))
- else
- $(call show_config_variable,ARDUINO_VAR_PATH,[USER])
- endif
-
- ifndef BOARDS_TXT
- BOARDS_TXT = $(ARDUINO_DIR)/hardware/$(ARDMK_VENDOR)/$(ARCHITECTURE)/boards.txt
- $(call show_config_variable,BOARDS_TXT,[COMPUTED],(from ARDUINO_DIR))
- else
- $(call show_config_variable,BOARDS_TXT,[USER])
- endif
-
-endif
-
########################################################################
# Miscellaneous
diff --git a/Common.mk b/Common.mk
index 6209b03..c5f2bc2 100644
--- a/Common.mk
+++ b/Common.mk
@@ -7,7 +7,13 @@ dir_if_exists = $(if $(wildcard $(1)$(2)),$(1))
ifndef PARSE_BOARD
# result = $(call READ_BOARD_TXT, 'boardname', 'parameter')
-PARSE_BOARD = $(shell grep -Ev '^\#' $(BOARDS_TXT) | grep -E "^[ \t]*$(1).$(2)=" | cut -d = -f 2 | cut -d : -f 2)
+PARSE_BOARD = $(shell if [ -f $(BOARDS_TXT) ]; \
+then \
+ grep -Ev '^\#' $(BOARDS_TXT) | \
+ grep -E "^[ \t]*$(1).$(2)=" | \
+ cut -d = -f 2 | \
+ cut -d : -f 2; \
+fi)
endif
# Run a shell script if it exists. Stops make on error.