95 lines
2.4 KiB
Python
Executable file
95 lines
2.4 KiB
Python
Executable file
#!/usr/bin/python3
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from sys import argv
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from lib import echo, script, scriptLines
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import lib
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import data
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import os
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try:
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dbDir = os.environ['LXR_DATA_DIR']
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except KeyError:
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print (argv[0] + ': LXR_DATA_DIR needs to be set')
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exit (1)
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db = data.DB (dbDir, readonly=True)
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cmd = argv[1]
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if cmd == 'versions':
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for p in scriptLines ('list-tags', '-r'):
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if db.vers.exists (p):
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echo (p + b'\n')
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elif cmd == 'dir':
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version = argv[2]
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path = argv[3]
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p = script ('get-dir', version, path)
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echo (p)
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elif cmd == 'file':
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version = argv[2]
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path = argv[3]
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ext = path[-2:]
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if ext == '.c' or ext == '.h':
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tokens = scriptLines ('tokenize-file', version, path)
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even = True
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for tok in tokens:
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even = not even
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if even and db.defs.exists (tok) and lib.isIdent (tok):
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tok = b'\033[31m' + tok + b'\033[0m'
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else:
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tok = lib.unescape (tok)
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echo (tok)
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else:
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p = script ('get-file', version, path)
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echo (p)
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elif cmd == 'ident':
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version = argv[2]
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ident = argv[3]
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if not db.defs.exists (ident):
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print (argv[0] + ': Unknown identifier: ' + ident)
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exit()
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if not db.vers.exists (version):
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print (argv[0] + ': Unknown version: ' + version)
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exit()
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vers = db.vers.get (version).iter()
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defs = db.defs.get (ident).iter (dummy=True)
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# FIXME: see why we can have a discrepancy between defs and refs
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if db.refs.exists (ident):
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refs = db.refs.get (ident).iter (dummy=True)
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else:
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refs = data.RefList().iter (dummy=True)
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id2, type, dline = next (defs)
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id3, rlines = next (refs)
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dBuf = []
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rBuf = []
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for id1, path in vers:
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while id1 > id2:
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id2, type, dline = next (defs)
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while id1 > id3:
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id3, rlines = next (refs)
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while id1 == id2:
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dBuf.append ((path, type, dline))
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id2, type, dline = next (defs)
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if id1 == id3:
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rBuf.append ((path, rlines))
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print ('Defined in', len (dBuf), 'files:')
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for path, type, dline in sorted (dBuf):
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print (path + ': ' + str (dline) + ' (' + type + ')')
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print ('\nReferenced in', len (rBuf), 'files:')
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for path, rlines in sorted (rBuf):
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print (path + ': ' + rlines)
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else:
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print (argv[0] + ': Unknown subcommand: ' + cmd)
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