summaryrefslogtreecommitdiff
path: root/Build/source/libs/harfbuzz/harfbuzz-src/src/gen-use-table.py
diff options
context:
space:
mode:
Diffstat (limited to 'Build/source/libs/harfbuzz/harfbuzz-src/src/gen-use-table.py')
-rwxr-xr-xBuild/source/libs/harfbuzz/harfbuzz-src/src/gen-use-table.py133
1 files changed, 72 insertions, 61 deletions
diff --git a/Build/source/libs/harfbuzz/harfbuzz-src/src/gen-use-table.py b/Build/source/libs/harfbuzz/harfbuzz-src/src/gen-use-table.py
index 06817255c92..413ce11d648 100755
--- a/Build/source/libs/harfbuzz/harfbuzz-src/src/gen-use-table.py
+++ b/Build/source/libs/harfbuzz/harfbuzz-src/src/gen-use-table.py
@@ -1,14 +1,16 @@
-#!/usr/bin/python
+#!/usr/bin/env python
-import sys
+from __future__ import print_function, division, absolute_import
+
+import io, 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"]
-files = [file (x) for x in sys.argv[1:]]
+files = [io.open (x, encoding='utf-8') for x in sys.argv[1:]]
headers = [[f.readline () for i in range (2)] for j,f in enumerate(files) if j != 2]
headers.append (["UnicodeData.txt does not have a header."])
@@ -93,6 +95,7 @@ property_names = [
'Consonant_Medial',
'Consonant_Final',
'Consonant_Head_Letter',
+ 'Consonant_Initial_Postfixed',
'Modifying_Letter',
'Tone_Letter',
'Tone_Mark',
@@ -124,6 +127,11 @@ property_names = [
'Overstruck',
]
+try:
+ basestring
+except NameError:
+ basestring = str
+
class PropertyValue(object):
def __init__(self, name_):
self.name = name_
@@ -133,6 +141,8 @@ class PropertyValue(object):
return self.name == (other if isinstance(other, basestring) else other.name)
def __ne__(self, other):
return not (self == other)
+ def __hash__(self):
+ return hash(str(self))
property_values = {}
@@ -145,7 +155,8 @@ globals().update(property_values)
def is_BASE(U, UISC, UGC):
- return (UISC in [Number, Consonant, Consonant_Head_Letter,
+ # Consonant_Initial_Postfixed is new in Unicode 11; not in the spec.
+ return (UISC in [Number, Consonant, Consonant_Initial_Postfixed, Consonant_Head_Letter,
#SPEC-DRAFT Consonant_Placeholder,
Tone_Letter,
Vowel_Independent #SPEC-DRAFT
@@ -155,7 +166,7 @@ def is_BASE(U, UISC, UGC):
def is_BASE_IND(U, UISC, UGC):
#SPEC-DRAFT return (UISC in [Consonant_Dead, Modifying_Letter] or UGC == Po)
return (UISC in [Consonant_Dead, Modifying_Letter] or
- (UGC == Po and not U in [0x104E, 0x2022, 0x11A3F, 0x11A45]) or
+ (UGC == Po and not U in [0x104B, 0x104E, 0x2022, 0x11A3F, 0x11A45]) or
False # SPEC-DRAFT-OUTDATED! U == 0x002D
)
def is_BASE_NUM(U, UISC, UGC):
@@ -325,17 +336,18 @@ def map_to_use(data):
# TODO: These should die, but have UIPC in Unicode 8.0
if U in [0x953, 0x954]: UIPC = Not_Applicable
- # TODO: In USE's override list but not in Unicode 8.0
+ # TODO: In USE's override list but not in Unicode 11.0
if U == 0x103C: UIPC = Left
- # TODO: These are not in USE's override list that we have, nor are they in Unicode 8.0
+ # TODO: These are not in USE's override list that we have, nor are they in Unicode 11.0
if 0xA926 <= U <= 0xA92A: UIPC = Top
if U == 0x111CA: UIPC = Bottom
if U == 0x11300: UIPC = Top
- if U == 0x1133C: UIPC = Bottom
if U == 0x1171E: UIPC = Left # Correct?!
if 0x1CF2 <= U <= 0x1CF3: UIPC = Right
if 0x1CF8 <= U <= 0x1CF9: UIPC = Top
+ # https://github.com/roozbehp/unicode-data/issues/8
+ if U == 0x0A51: UIPC = Bottom
assert (UIPC in [Not_Applicable, Visual_Order_Left] or
USE in use_positions), "%s %s %s %s %s" % (hex(U), UIPC, USE, UISC, UGC)
@@ -352,21 +364,21 @@ 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
@@ -374,30 +386,29 @@ 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
if block:
last_block = block
-uu = data.keys ()
-uu.sort ()
+uu = sorted (data.keys ())
last = -100000
num = 0
@@ -406,14 +417,14 @@ 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 +444,51 @@ 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: