Make gen-use-table.py py3 compatible (#932)

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Ebrahim Byagowi 2018-03-28 19:08:19 +04:30 committed by GitHub
parent 1c3372786c
commit a48dd6ef23
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1 changed files with 53 additions and 52 deletions

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