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Cope with unbalanced #undef statements.

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This commit is contained in:
Eric S. Raymond 2007-04-28 11:37:03 +00:00
parent 0983c883e0
commit a3dc1b12db
1 changed files with 7 additions and 4 deletions
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11
data/tools/macroscope
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@ -244,8 +244,11 @@ class CrossRef:
elif line.strip().startswith("#undef"):
tokens = line.split()
name = tokens[1]
# Potential bug here on unbalanced #undef
self.xref[name][-1].undef = n
if name in self.xref and self.xref[name]:
self.xref[name][-1].undef = n
else:
print "%s: unbalanced #undef on %s" \
% (reference(filename, n), name)
dfp.close()
elif filename.endswith(".def"):
# It's a list of names to be considered defined
@ -429,7 +432,7 @@ Usage: macroscope [options] dirpath
--forced-used regexp Ignore refcount 0 on names matching regexp
--extracthelp Extract help from macro definition comments.
Options may be followed by any number of directiories to check. If no
directories are given, all files under the current directory are checked
directories are given, all files under the current directory are checked.
""")
# Process options
@ -534,4 +537,4 @@ Usage: macroscope [options] dirpath
if unresolved:
xref.unresdump()
# macroscope ends here