dominic/Arduino-Makefile
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Don't try to read version.txt when it does not exist

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This can happen for example when the arduino directory is a checkout
from git instead of a released version. Before, cat would show an error
which is now prevented. The version still defaults to 100 just like
before.
This commit is contained in:
Matthijs Kooijman 2013-05-30 16:23:32 +02:00
parent ae10f71dd4
commit 1329730dfe
1 changed files with 2 additions and 1 deletions
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3
arduino-mk/Arduino.mk
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@ -392,7 +392,8 @@ ifndef ARDUINO_VERSION
# Remove all the decimals, and right-pad with zeros, and finally grab the first 3 bytes.
# Works for 1.0 and 1.0.1
AUTO_ARDUINO_VERSION := $(shell cat $(ARDUINO_DIR)/lib/version.txt | sed -e 's/[.]//g' -e 's/$$/0000/' | head -c3)
VERSION_FILE := $(ARDUINO_DIR)/lib/version.txt
AUTO_ARDUINO_VERSION := $(shell [ -e $(VERSION_FILE) ] && cat $(VERSION_FILE) | sed -e 's/[.]//g' -e 's/$$/0000/' | head -c3)
ifdef AUTO_ARDUINO_VERSION
ARDUINO_VERSION = $(AUTO_ARDUINO_VERSION)
$(call show_config_variable,ARDUINO_VERSION,[AUTODETECTED])