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#!/usr/bin/env python3
import subprocess, os
cross_gcc = "arm-none-eabi-gcc"
devnull = open(os.devnull)
subprocess.Popen([cross_gcc], stdout=devnull, stderr=devnull).communicate()
output = subprocess.Popen(["make", "BOARD=stm32f4discovery"], stderr=subprocess.PIPE, stdout=subprocess.PIPE )
out,err = output.communicate()
compare = b'\x1b[1;33mThe following features may conflict:\x1b[0m \x1b[1;32mperiph_dac periph_spi\x1b[0m\n\x1b[1;33mRationale: \x1b[0mOn stm32f4discovery boards there are the same pins for the DAC and/or SPI_DEV(0).\n\n\x1b[1;33mEXPECT undesired behaviour!\x1b[0m\n'
if err == compare:
print("Test SUCCEEDED! Compile time output is as expected!\n")
print("Test FAILED! Compile time output is NOT as expected!\n")
print("Expected:\n" + compare.decode("ascii") )
print("Received:\n" + err.decode("ascii") )
except OSError as e:
if e.errno == os.errno.ENOENT:
print("ABORTING TEST:"+ cross_gcc +" seems to be missing.\n")