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#!/usr/bin/env python
# Preprocess Makefile.am for PyQT project
# Julian Rockey 2002
# TODO:
# Test real_lines properly
# Process Makefile.am's in sub-directories
from __future__ import generators
import sys
import re
# function to convert list of lists with continuation chars
# (bashslashes) to list of actual lines
def real_lines(m):
while len(m)>0:
result = ""
if m[0][-1]=='\\':
while (len(m)>0 and m[0][-1]=='\\'):
result += m[0][:-1]
m=m[1:]
if len(m)>0:
result += m[0]
m=m[1:]
yield result
# check for arguments
if len(sys.argv)<2:
makefile_am = "Makefile.am"
else:
makefile_am = sys.argv[1]
# read in Makefile.am
f = open(makefile_am,"r")
mf = f.readlines()
f.close()
# parse for variables
re_variable = re.compile("^(#kdevelop:[ \t]*)?([A-Za-z][A-Za-z0-9_]*)[ \t]*:?=[ \t]*(.*)$")
variables = {}
for l in real_lines(mf):
m = re_variable.match(l)
if m!=None:
(nowt, lhs, rhs) = m.groups()
variables[lhs]=rhs
# look for app sources
for (var,data) in variables.items():
spl = var.split("_",1)
spl.append("")
(prefix,primary) = (spl[0], spl[1])
if primary=="PROGRAMS":
target=data
if variables.has_key(target + "_SOURCES"):
sources = variables[target+"_SOURCES"].split()
# change .ui into .py
py_sources = []
for s in sources:
py_sources.append(re.sub("\.ui$",".py",s))
# replace dependencies of main target with list of .py sources
# FIXME escape target
re_maintarget = re.compile("(" + target + ".*?:).*")
out = []
for l in mf:
m = re_maintarget.match(l)
if m!=None:
(tar,)=m.groups()
l=tar + " " + " ".join(py_sources) + "\n"
out.append(l)
# backup existing Makefile.am
f = open(makefile_am + "~", "w")
f.writelines(mf)
f.close()
# write file
f = open(makefile_am, "w")
f.writelines(out)
f.close()
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