fix_eclipse_c_project.py

#!/usr/bin/python

import sys
import os
import xml.etree.ElementTree as ET
import time

# no arguments
if len(sys.argv) == 1:
	sys.exit("Usage: " + sys.argv[0] + " Project_Directory")

project_dir = os.path.abspath(sys.argv[1])
file_project = os.path.join(project_dir, ".project")
file_cproject = os.path.join(project_dir, ".cproject")

# check if required files/dirs exist
if not os.path.isdir(project_dir):
	sys.exit("ERROR: Given directory does not exist.")

if not os.path.isfile(file_project):
	sys.exit("ERROR: Unable to find .project file in directory.")

if not os.path.isfile(file_cproject):
	sys.exit("ERROR: Unable to find .cproject file in directory.")

# parse proejct to get the workspace name
project_tree = ET.parse(file_project)
project_name = project_tree.find("name").text

# parse .cproject
cproject_tree = ET.parse(file_cproject)
cproject = cproject_tree.getroot()
# get interesting elements
nodes = cproject_tree.findall('storageModule[@moduleId="org.eclipse.cdt.core.settings"]/cconfiguration/storageModule[@moduleId="cdtBuildSystem"]/configuration')

# interesting files
include_paths=["/Inc", "/Drivers/CMSIS/Include", "/Drivers/CMSIS/Device/ST/STM32F2xx/Include", "/Drivers/STM32F2xx_HAL_Driver/Inc", "/User"]
source_paths=["/User"]
defines=["USE_HAL_DRIVER", "STM32F205xx"]

CROSS_COMPILER_PREFIX = "ilg.gnuarmeclipse.managedbuild.cross."

def add_include_paths(tool, class_includepaths, class_defs):
	option = tool.find('option[@superClass="'+class_includepaths+'"]')

	if option == None:
		option = ET.SubElement(tool, "option", {"id" : class_includepaths + "." + str(int(time.time())),"name" : "Include paths (-I)", "superClass": class_includepaths, "useByScannerDiscovery" : "false", "valueType" : "includePath"})

	for path in include_paths:
		value = '"${workspace_loc:/'+project_name + path+'}"'
		if option.find("listOptionValue[@value='"+value+"']") == None:
			ET.SubElement(option, "listOptionValue", {"builtIn" : "false", "value": value})

	# Find definitions
	defs = tool.find('option[@superClass="'+class_defs+'"]')

	if defs == None:
		defs = ET.SubElement(tool, "option", {"id" : class_defs + "." + str(int(time.time())),"name" : "Defined symbols (-D)", "superClass": class_defs, "useByScannerDiscovery" : "false", "valueType" : "definedSymbols"})

	for define in defines:
		value = define
		if defs.find("listOptionValue[@value='"+value+"']") == None:
			ET.SubElement(defs, "listOptionValue", {"builtIn" : "false", "value": value})

	return None

if len(nodes) == 1:
	node = nodes[0]
	folderInfo = node.findall('folderInfo')[0]
	toolChain = folderInfo.findall('toolChain')[0]
	for tool in toolChain.iter('tool'):
		superClass = tool.attrib['superClass']

		if superClass == "ilg.gnuarmeclipse.managedbuild.cross.tool.assembler":
			add_include_paths(tool, "ilg.gnuarmeclipse.managedbuild.cross.option.assembler.include.paths", "ilg.gnuarmeclipse.managedbuild.cross.option.assembler.defs")
		elif superClass == "ilg.gnuarmeclipse.managedbuild.cross.tool.c.compiler":
			add_include_paths(tool, "ilg.gnuarmeclipse.managedbuild.cross.option.c.compiler.include.paths", "ilg.gnuarmeclipse.managedbuild.cross.option.c.compiler.defs")
		elif superClass == "ilg.gnuarmeclipse.managedbuild.cross.tool.cpp.compiler":
			add_include_paths(tool, "ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.include.paths", "ilg.gnuarmeclipse.managedbuild.cross.option.cpp.compiler.defs")

	with open(os.path.join(project_dir, ".cproject"), "w+") as fh:
		fh.write("""<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<?fileVersion 4.0.0?>""")
		list = ET.tostringlist(cproject, "UTF-8")
		del list[0]
		fh.write("".join(list))
		fh.close()
	print "Done."
else:
	print "Error: Folder not found"