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# -*- coding: utf-8 -*-
# Copyright (c) 2003-2006 Detlev Offenbach <detlev@die-offenbachs.de>
#
# This is a script to patch Mod_python for eric3.
"""
Script to patch mod_python for usage with the eric3 IDE.
"""
import sys
import os
import shutil
import py_compile
import distutils.sysconfig
# Define the globals.
progName = None
modDir = None
def usage(rcode = 2):
"""
Display a usage message and exit.
rcode is the return code passed back to the calling process.
"""
global progName, modDir
print "Usage:"
print " %s [-h] [-d dir]" % (progName)
print "where:"
print " -h display this help message"
print " -d dir where Mod_python files are installed [default %s]" % (modDir)
print
print "This script patches the file apache.py of the Mod_python distribution"
print "so that it will work with the eric3 debugger instead of pdb."
print "Please see mod_python.html for more details."
print
sys.exit(rcode)
def initGlobals():
"""
Sets the values of globals that need more than a simple assignment.
"""
global modDir
modDir = os.path.join(distutils.sysconfig.get_python_lib(), "mod_python")
def main(argv):
"""The main function of the script.
argv is the list of command line arguments.
"""
import getopt
# Parse the command line.
global progName, modDir
progName = os.path.basename(argv[0])
initGlobals()
try:
optlist, args = getopt.getopt(argv[1:],"hd:")
except getopt.GetoptError:
usage()
for opt, arg in optlist:
if opt == "-h":
usage(0)
elif opt == "-d":
global modDir
modDir = arg
try:
f = open(os.path.join(modDir, "apache.py"), "r")
except:
print "The file %s does not exist. Aborting."
sys.exit(1)
lines = f.readlines()
f.close()
pdbFound = 0
ericFound = 0
sn = "apache.py"
s = open(sn, "w")
for line in lines:
if not pdbFound and line.startswith("import pdb"):
s.write("import eric3.DebugClients.Python.eric3dbgstub as pdb\n")
pdbFound = 1
else:
s.write(line)
if line.startswith("import eric3"):
ericFound = 1
if not ericFound:
s.write("\n")
s.write('def initDebugger(name):\n')
s.write(' """\n')
s.write(' Initialize the debugger and set the script name to be reported \n')
s.write(' by the debugger. This is a patch for eric3.\n')
s.write(' """\n')
s.write(' if not pdb.initDebugger("noqt"):\n')
s.write(' raise ImportError("Could not initialize debugger")\n')
s.write(' pdb.setScriptname(name)\n')
s.write("\n")
s.close()
if ericFound:
print "Mod_python is already patched for eric3."
os.remove(sn)
else:
try:
py_compile.compile(sn)
except py_compile.PyCompileError, e:
print "Error compiling %s. Aborting" % sn
print e
os.remove(sn)
sys.exit(1)
shutil.copy(os.path.join(modDir, "apache.py"),
os.path.join(modDir, "apache.py.orig"))
shutil.copy(sn, modDir)
os.remove(sn)
if os.path.exists("%sc" % sn):
shutil.copy("%sc" % sn, modDir)
os.remove("%sc" % sn)
if os.path.exists("%so" % sn):
shutil.copy("%so" % sn, modDir)
os.remove("%so" % sn)
print "Mod_python patched successfully."
print "Unpatched file copied to %s." % os.path.join(modDir, "apache.py.orig")
if __name__ == "__main__":
try:
main(sys.argv)
except SystemExit:
raise
except:
print \
"""An internal error occured. Please report all the output of the program,
including the following traceback, to eric-bugs@die-offenbachs.de.
"""
raise
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