Make gen-use-table.py py3 compatible (#932)
This commit is contained in:
Ebrahim Byagowi
GitHub
parent
1c3372786c
commit
a48dd6ef23
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@ -1,9 +1,10 @@
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#!/usr/bin/python
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#!/usr/bin/env python
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from __future__ import print_function
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import sys
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if len (sys.argv) != 5:
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print >>sys.stderr, "usage: ./gen-use-table.py IndicSyllabicCategory.txt IndicPositionalCategory.txt UnicodeData.txt Blocks.txt"
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print ("usage: ./gen-use-table.py IndicSyllabicCategory.txt IndicPositionalCategory.txt UnicodeData.txt Blocks.txt", file=sys.stderr)
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sys.exit (1)
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BLACKLISTED_BLOCKS = ["Thai", "Lao", "Tibetan"]
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@ -352,21 +353,21 @@ def map_to_use(data):
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defaults = ('O', 'No_Block')
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data = map_to_use(data)
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print "/* == Start of generated table == */"
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print "/*"
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print " * The following table is generated by running:"
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print " *"
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print " * ./gen-use-table.py IndicSyllabicCategory.txt IndicPositionalCategory.txt UnicodeData.txt Blocks.txt"
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print " *"
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print " * on files with these headers:"
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print " *"
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print ("/* == Start of generated table == */")
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print ("/*")
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print (" * The following table is generated by running:")
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print (" *")
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print (" * ./gen-use-table.py IndicSyllabicCategory.txt IndicPositionalCategory.txt UnicodeData.txt Blocks.txt")
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print (" *")
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print (" * on files with these headers:")
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print (" *")
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for h in headers:
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for l in h:
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print " * %s" % (l.strip())
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print " */"
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print
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print '#include "hb-ot-shape-complex-use-private.hh"'
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print
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print (" * %s" % (l.strip()))
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print (" */")
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print ()
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print ('#include "hb-ot-shape-complex-use-private.hh"')
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print ()
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total = 0
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used = 0
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@ -374,22 +375,22 @@ last_block = None
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def print_block (block, start, end, data):
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global total, used, last_block
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if block and block != last_block:
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print
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print
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print " /* %s */" % block
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print ()
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print ()
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print (" /* %s */" % block)
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if start % 16:
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print ' ' * (20 + (start % 16 * 6)),
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print (' ' * (20 + (start % 16 * 6)), end='')
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num = 0
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assert start % 8 == 0
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assert (end+1) % 8 == 0
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for u in range (start, end+1):
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if u % 16 == 0:
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print
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print " /* %04X */" % u,
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print ()
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print (" /* %04X */" % u, end='')
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if u in data:
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num += 1
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d = data.get (u, defaults)
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sys.stdout.write ("%6s," % d[0])
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print ("%6s," % d[0], end='')
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total += end - start + 1
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used += num
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@ -406,14 +407,14 @@ starts = []
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ends = []
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for k,v in sorted(use_mapping.items()):
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if k in use_positions and use_positions[k]: continue
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print "#define %s USE_%s /* %s */" % (k, k, v.__name__[3:])
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print ("#define %s USE_%s /* %s */" % (k, k, v.__name__[3:]))
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for k,v in sorted(use_positions.items()):
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if not v: continue
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for suf in v.keys():
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tag = k + suf
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print "#define %s USE_%s" % (tag, tag)
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print ""
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print "static const USE_TABLE_ELEMENT_TYPE use_table[] = {"
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print ("#define %s USE_%s" % (tag, tag))
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print ("")
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print ("static const USE_TABLE_ELEMENT_TYPE use_table[] = {")
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for u in uu:
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if u <= last:
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continue
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@ -433,51 +434,51 @@ for u in uu:
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if last >= 0:
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ends.append (last + 1)
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offset += ends[-1] - starts[-1]
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print
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print
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print "#define use_offset_0x%04xu %d" % (start, offset)
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print ()
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print ()
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print ("#define use_offset_0x%04xu %d" % (start, offset))
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starts.append (start)
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print_block (block, start, end, data)
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last = end
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ends.append (last + 1)
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offset += ends[-1] - starts[-1]
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print
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print
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print ()
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print ()
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occupancy = used * 100. / total
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page_bits = 12
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print "}; /* Table items: %d; occupancy: %d%% */" % (offset, occupancy)
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print
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print "USE_TABLE_ELEMENT_TYPE"
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print "hb_use_get_category (hb_codepoint_t u)"
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print "{"
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print " switch (u >> %d)" % page_bits
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print " {"
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print ("}; /* Table items: %d; occupancy: %d%% */" % (offset, occupancy))
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print ()
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print ("USE_TABLE_ELEMENT_TYPE")
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print ("hb_use_get_category (hb_codepoint_t u)")
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print ("{")
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print (" switch (u >> %d)" % page_bits)
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print (" {")
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pages = set([u>>page_bits for u in starts+ends])
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for p in sorted(pages):
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print " case 0x%0Xu:" % p
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print (" case 0x%0Xu:" % p)
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for (start,end) in zip (starts, ends):
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if p not in [start>>page_bits, end>>page_bits]: continue
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offset = "use_offset_0x%04xu" % start
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print " if (hb_in_range<hb_codepoint_t> (u, 0x%04Xu, 0x%04Xu)) return use_table[u - 0x%04Xu + %s];" % (start, end-1, start, offset)
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print " break;"
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print ""
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print " default:"
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print " break;"
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print " }"
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print " return USE_O;"
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print "}"
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print
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print (" if (hb_in_range<hb_codepoint_t> (u, 0x%04Xu, 0x%04Xu)) return use_table[u - 0x%04Xu + %s];" % (start, end-1, start, offset))
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print (" break;")
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print ("")
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print (" default:")
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print (" break;")
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print (" }")
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print (" return USE_O;")
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print ("}")
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print ()
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for k in sorted(use_mapping.keys()):
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if k in use_positions and use_positions[k]: continue
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print "#undef %s" % k
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print ("#undef %s" % k)
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for k,v in sorted(use_positions.items()):
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if not v: continue
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for suf in v.keys():
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tag = k + suf
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print "#undef %s" % tag
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print
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print "/* == End of generated table == */"
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print ("#undef %s" % tag)
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print ()
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print ("/* == End of generated table == */")
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# Maintain at least 50% occupancy in the table */
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if occupancy < 50:
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