files = [open (x, encoding='utf-8') for x in sys.argv[1:]]
headers = [[files[0].readline (), files[0].readline ()], [files[2].readline (), files[2].readline ()]]
headers.append (["UnicodeData.txt does not have a header."]) while files[0].readline ().find ('##################') < 0: pass
blocks = {} def read_blocks(f): global blocks for line in f:
j = line.find ('#') if j >= 0:
line = line[:j]
fields = [x.strip () for x in line.split (';')] if len (fields) == 1: continue
uu = fields[0].split ('..')
start = int (uu[0], 16) if len (uu) == 1:
end = start else:
end = int (uu[1], 16)
t = fields[1]
for u in range (start, end + 1):
blocks[u] = t
def print_joining_table(f):
values = {} for line in f:
if line[0] == '#': continue
fields = [x.strip () for x in line.split (';')] if len (fields) == 1: continue
u = int (fields[0], 16)
if fields[3] in ["ALAPH", "DALATH RISH"]:
value = "JOINING_GROUP_" + fields[3].replace(' ', '_') else:
value = "JOINING_TYPE_" + fields[2]
values[u] = value
short_value = {} for value in sorted (set ([v for v in values.values ()] + ['JOINING_TYPE_X'])):
short = ''.join(x[0] for x in value.split('_')[2:]) assert short notin short_value.values()
short_value[value] = short
print () for value,short in short_value.items():
print ("#define %s %s" % (short, value))
uu = sorted(values.keys())
num = len(values)
all_blocks = set([blocks[u] for u in uu])
last = -100000
ranges = [] for u in uu: if u - last <= 1+16*5:
ranges[-1][-1] = u else:
ranges.append([u,u])
last = u
print ()
print ("static const uint8_t joining_table[] =")
print ("{")
last_block = None
offset = 0 for start,end in ranges:
shapes = {}
ligatures = {}
names = {}
lines = f.readlines()
lines += [ "F201;PUA ARABIC LIGATURE LELLAH ISOLATED FORM;Lo;0;AL; 0644 0644 0647;;;;N;;;;;", "F211;PUA ARABIC LIGATURE LAM WITH MEEM WITH JEEM INITIAL FORM;Lo;0;AL; 0644 0645 062C;;;;N;;;;;", "F2EE;PUA ARABIC LIGATURE SHADDA WITH FATHATAN ISOLATED FORM;Lo;0;AL; 0020 064B 0651;;;;N;;;;;",
] for line in lines:
fields = [x.strip () for x in line.split (';')] if fields[5][0:1] != '<': continue
items = fields[5].split (' ')
shape, items = items[0][1:-1], tuple (int (x, 16) for x in items[1:])
c = int (fields[0], 16)
ifnot shape in ['initial', 'medial', 'isolated', 'final']: continue
if len (items) != 1: # Mark ligatures start with space and are in visual order, so we # remove the space and reverse the items. if items[0] == 0x0020:
items = items[:0:-1]
shape = None # We only care about a subset of ligatures if c notin LIGATURES: continue
# Save ligature
names[c] = fields[1] if items notin ligatures:
ligatures[items] = {}
ligatures[items][shape] = c else: # Save shape if items[0] notin names:
names[items[0]] = fields[1] else:
names[items[0]] = os.path.commonprefix ([names[items[0]], fields[1]]).strip () if items[0] notin shapes:
shapes[items[0]] = {}
shapes[items[0]][shape] = c
keys = shapes.keys ()
min_u, max_u = min (keys), max (keys) for u in range (min_u, max_u + 1):
s = [shapes[u][shape] if u in shapes and shape in shapes[u] else 0 for shape in ['initial', 'medial', 'final', 'isolated']]
value = ', '.join ("0x%04Xu" % c for c in s)
print (" {%s}, /* U+%04X %s */" % (value, u, names[u] if u in names else""))
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