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annotate_ifdef_directives: introduce a function to make commented lines

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No functional change in this commit.
This commit is contained in:
Nick Mathewson 2019-09-18 10:46:47 -04:00
parent 0b367f3386
commit f36e743e5d
1 changed files with 12 additions and 3 deletions
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15
scripts/maint/annotate_ifdef_directives
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@ -29,6 +29,12 @@ LINE_OBVIOUSNESS_LIMIT = 4
class Problem(Exception):
pass
def commented_line(fmt, argument):
"""
Return fmt%argument, for use as a commented line.
"""
return fmt % argument
def uncomment(s):
"""
Remove existing trailing comments from an #else or #endif line.
@ -83,7 +89,8 @@ def translate(f_in, f_out):
raise Problem("Unexpected #%s on %d"% (command,lineno))
if (len(cur_level) == 1 and command == 'else' and
lineno > cur_level[0][2] + LINE_OBVIOUSNESS_LIMIT):
f_out.write("#else /* !(%s) */\n"%cur_level[0][1])
f_out.write(commented_line("#else /* !(%s) */\n",
cur_level[0][1]))
else:
f_out.write(line)
cur_level.append((command, rest, lineno))
@ -96,9 +103,11 @@ def translate(f_in, f_out):
f_out.write(line)
elif len(cur_level) == 1 or (
len(cur_level) == 2 and cur_level[1][0] == 'else'):
f_out.write("#endif /* %s */\n"%cur_level[0][1])
f_out.write(commented_line("#endif /* %s */\n",
cur_level[0][1]))
else:
f_out.write("#endif /* %s || ... */\n"%cur_level[0][1])
f_out.write(commented_line("#endif /* %s || ... */\n",
cur_level[0][1]))
cur_level = stack.pop()
if len(stack) or cur_level != whole_file:
raise Problem("Missing #endif")