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#!/usr/bin/python
# Copyright 2006-2007 Nanorex, Inc. See LICENSE file for details.
# $Id$
# This is used only for "make deps"
import sys, re
srcdir = sys.argv[1]
objdir = sys.argv[2]
substitution = sys.argv[3]
objs = sys.argv[4:]
# This is a little kludgey. The idea is to allow either C files (with
# ".o:.c") or C++ files (with ".o:.cpp") and ideally as many other
# filetypes as possible. For instance, Java could use ".class:.java".
# But there will likely be reasonable situations for which this won't
# work.
obj_ending, src_ending = substitution.split(':')
# Perform a pattern find-and-replace for all occurrences in a string.
def subAll(pattern, repl, str):
while True:
s = re.sub(pattern, repl, str)
if s == str:
return str
str = s
print '# Automatically generated dependencies from procdeps.py'
for obj in objs:
# Generate the source file for this object file, and put it in SRCDIR.
src = re.sub(obj_ending + '$', src_ending, obj)
src = re.sub(objdir + '/', '$(SRCDIR)/', src)
# Put this object file in OBJDIR.
obj = re.sub(objdir + '/', '$(OBJDIR)/', obj)
# Print a dependency line.
print obj + ': ' + src
print '\t$(CXX) $(CXXFLAGS) -c -o %s %s' % (obj, src)
for L in sys.stdin.readlines():
L = L.rstrip()
# Remove all absolute header files, like /usr/include stuff.
L = subAll(' /[^ ]*\.h', '', L)
if L and not L.startswith('#') and not L.rstrip().endswith(':'):
obj, hfiles = L.split(':')
# Put this object file in OBJDIR.
obj = re.sub(srcdir + '/', '$(OBJDIR)/', obj)
# Put the header files in SRCDIR.
hfiles = subAll(srcdir + '/', '$(SRCDIR)/', hfiles)
# Print the modified dependency line.
print obj + ':' + hfiles
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