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Add #ifdef to preprocessor

master
sfan5 2016-07-03 19:41:56 +02:00
parent 621a8937af
commit d41b533008
1 changed files with 10 additions and 0 deletions
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10
mt2obj.py
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@ -74,6 +74,16 @@ def pp_process(ctx, line):
else:
ctx[0]['if_state'] = 2 # ignore current lines, expecting #else or #endif
return None
elif line.startswith('#ifdef'): #e.g.: #ifdef name
tmp = line.split(' ')
if len(tmp) < 2:
raise Exception('Missing something..')
tmp = tmp[1]
if tmp in ctx[1].keys():
ctx[0]['if_state'] = 1 # don't ignore current lines, expecting #else or #endif
else:
ctx[0]['if_state'] = 2 # ignore current lines, expecting #else or #endif
return None
elif line.startswith('#else') and ctx[0]['if_state'] == 1:
ctx[0]['if_state'] = 4 # ignore current lines, expecting #endif
elif line.startswith('#else') and ctx[0]['if_state'] == 2: