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#!/usr/bin/python3
#
# Copyright 2016-2021 The Khronos Group Inc.
#
# SPDX-License-Identifier: Apache-2.0
# fixupRef.py - replace old // refBegin .. // refEnd syntax with new
# open block syntax
#
# Usage: fixupRef.py [-outdir path] [-overwrite] files
from reflib import *
import argparse, copy, io, os, pdb, re, string, sys
def prefix(depth):
return ' ' * depth
openPat = re.compile('^\[open,(?P<attribs>refpage=.*)\]')
ifdefPat = re.compile('^if(n|)def::(?P<condition>.*)\[(?P<text>.*)\]')
endifPat = re.compile('^endif::(?P<condition>.*)\[\]')
# Look for imbalanced block delimiters and conditionals
# specFile - filename to examine
def findBalance(specFile):
file = loadFile(specFile)
if file == None:
return
# blocks[] is a stack of nesting constructs, each of which is
# [ '--', line, None ] for a -- delimiter on line
# [ 'ifdef', line, condition] for an ifdef or ifndef on line
blocks = []
line = 1
for str in file:
blockDepth = len(blocks)
if blockDepth > 0:
thisBlock = blocks[blockDepth-1]
blockType = thisBlock[0]
blockLine = thisBlock[1]
blockCondition = thisBlock[2]
else:
thisBlock = None
blockType = None
blockLine = None
blockCondition = None
if str.rstrip() == '--':
if (blockDepth > 0 and blockType == '--'):
print(prefix(blockDepth - 1) +
'Closing -- block opened @', blockLine,
'-> new block depth =', blockDepth - 1)
blocks.pop()
else:
print(prefix(blockDepth) +
'Opening -- block @', line,
'-> new block depth:', blockDepth + 1)
blocks.append([ '--', line, None ])
line = line + 1
continue
matches = beginPat.search(str)
if matches != None:
# print('Matched [open pattern @', line, ':', str.rstrip())
line = line + 1
continue
matches = ifdefPat.search(str)
if matches != None:
condition = matches.group('condition')
text = matches.group('text')
if text != '':
print('Matched self-closing if(n)def pattern @', line,
'condition:', condition, 'text:', text)
else:
print(prefix(blockDepth) +
'Opening if(n)def block @', line,
'-> new block depth =', blockDepth + 1,
'condition:', condition)
blocks.append([ 'ifdef', line, condition ])
line = line + 1
continue
matches = endifPat.search(str)
if matches != None:
condition = matches.group('condition')
if (blockDepth > 0):
if blockType == 'ifdef':
# Try closing an ifdef/ifndef block
if blockCondition != condition:
print('** WARNING:', specFile,
'endif @', blockLine,
'block depth:', blockDepth,
'condition', condition,
'does not match ifdef/ifndef @',
blockLine, 'condition', blockCondition)
print(prefix(blockDepth - 1) +
'Closing endif block @', line,
'-> new block depth =', blockDepth - 1)
blocks.pop()
elif blockType == '--':
# An overlap!
print('** ERROR:', specFile, 'endif @', line,
'block depth:', blockDepth,
'overlaps -- block start @', blockLine)
else:
# Should never get here
print('** ERROR:', specFile,
'block depth:', blockDepth,
'unknown open block type:', blockType)
else:
# Unlikely error condition from bad markup
print('** ERROR:', specFile,
'block depth:', blockDepth,
'endif @', line, 'with no matching open block')
line = line + 1
continue
line = line + 1
blockDepth = len(blocks)
if blockDepth > 0:
print('** ERROR:', specFile, 'still in open block at EOF:',
'block depth =', blockDepth,
'block type:', blocks[blockDepth-1][0])
if __name__ == '__main__':
global genDict
genDict = {}
parser = argparse.ArgumentParser()
parser.add_argument('-diag', action='store', dest='diagFile',
help='Set the diagnostic file')
parser.add_argument('-warn', action='store', dest='warnFile',
help='Set the warning file')
parser.add_argument('-log', action='store', dest='logFile',
help='Set the log file for both diagnostics and warnings')
parser.add_argument('files', metavar='filename', nargs='*',
help='a filename to extract ref pages from')
parser.add_argument('--version', action='version', version='%(prog)s 1.0')
results = parser.parse_args()
setLogFile(True, True, results.logFile)
setLogFile(True, False, results.diagFile)
setLogFile(False, True, results.warnFile)
skipped = set()
for file in results.files:
findBalance(file)
if len(skipped) > 0:
print('Files containing skipped feature blocks:')
for file in sorted(skipped):
print('\t' + file)
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