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authorAndreas Rottmann <a.rottmann@gmx.at>2010-05-27 18:23:15 +0200
committerAndreas Rottmann <a.rottmann@gmx.at>2010-05-27 18:23:15 +0200
commit3e0814cd9862b89c7a39672672937477bd87ddfb (patch)
tree159134a624e51509f40ed8823249f09a70d1dda3 /lib/uninorm/canonical-decomposition.c
parent3bebb94360f1c2333feb8d504a9fa4f96984d8b7 (diff)
Imported Upstream version 0.9.3upstream/0.9.3
Diffstat (limited to 'lib/uninorm/canonical-decomposition.c')
-rw-r--r--lib/uninorm/canonical-decomposition.c104
1 files changed, 52 insertions, 52 deletions
diff --git a/lib/uninorm/canonical-decomposition.c b/lib/uninorm/canonical-decomposition.c
index 210b74b..e6e39e0 100644
--- a/lib/uninorm/canonical-decomposition.c
+++ b/lib/uninorm/canonical-decomposition.c
@@ -1,5 +1,5 @@
/* Canonical decomposition of Unicode characters.
- Copyright (C) 2009 Free Software Foundation, Inc.
+ Copyright (C) 2009-2010 Free Software Foundation, Inc.
Written by Bruno Haible <bruno@clisp.org>, 2009.
This program is free software: you can redistribute it and/or modify it
@@ -31,77 +31,77 @@ uc_canonical_decomposition (ucs4_t uc, ucs4_t *decomposition)
{
/* Hangul syllable. See Unicode standard, chapter 3, section
"Hangul Syllable Decomposition", See also the clarification at
- <http://www.unicode.org/versions/Unicode5.1.0/>, section
- "Clarification of Hangul Jamo Handling". */
+ <http://www.unicode.org/versions/Unicode5.1.0/>, section
+ "Clarification of Hangul Jamo Handling". */
unsigned int t;
uc -= 0xAC00;
t = uc % 28;
if (t == 0)
- {
- unsigned int v, l;
+ {
+ unsigned int v, l;
- uc = uc / 28;
- v = uc % 21;
- l = uc / 21;
+ uc = uc / 28;
+ v = uc % 21;
+ l = uc / 21;
- decomposition[0] = 0x1100 + l;
- decomposition[1] = 0x1161 + v;
- return 2;
- }
+ decomposition[0] = 0x1100 + l;
+ decomposition[1] = 0x1161 + v;
+ return 2;
+ }
else
- {
+ {
#if 1 /* Return the pairwise decomposition, not the full decomposition. */
- decomposition[0] = 0xAC00 + uc - t; /* = 0xAC00 + (l * 21 + v) * 28; */
- decomposition[1] = 0x11A7 + t;
- return 2;
+ decomposition[0] = 0xAC00 + uc - t; /* = 0xAC00 + (l * 21 + v) * 28; */
+ decomposition[1] = 0x11A7 + t;
+ return 2;
#else
- unsigned int v, l;
+ unsigned int v, l;
- uc = uc / 28;
- v = uc % 21;
- l = uc / 21;
+ uc = uc / 28;
+ v = uc % 21;
+ l = uc / 21;
- decomposition[0] = 0x1100 + l;
- decomposition[1] = 0x1161 + v;
- decomposition[2] = 0x11A7 + t;
- return 3;
+ decomposition[0] = 0x1100 + l;
+ decomposition[1] = 0x1161 + v;
+ decomposition[2] = 0x11A7 + t;
+ return 3;
#endif
- }
+ }
}
else if (uc < 0x110000)
{
unsigned short entry = decomp_index (uc);
/* An entry of (unsigned short)(-1) denotes an absent entry.
- Otherwise, bit 15 of the entry tells whether the decomposition
- is a canonical one. */
+ Otherwise, bit 15 of the entry tells whether the decomposition
+ is a canonical one. */
if (entry < 0x8000)
- {
- const unsigned char *p;
- unsigned int element;
- unsigned int length;
-
- p = &gl_uninorm_decomp_chars_table[3 * entry];
- element = (p[0] << 16) | (p[1] << 8) | p[2];
- /* The first element has 5 bits for the decomposition type. */
- if (((element >> 18) & 0x1f) != UC_DECOMP_CANONICAL)
- abort ();
- length = 1;
- for (;;)
- {
- /* Every element has an 18 bits wide Unicode code point. */
- *decomposition = element & 0x3ffff;
- /* Bit 23 tells whether there are more elements, */
- if ((element & (1 << 23)) == 0)
- break;
- p += 3;
- element = (p[0] << 16) | (p[1] << 8) | p[2];
- decomposition++;
- length++;
- }
- return length;
- }
+ {
+ const unsigned char *p;
+ unsigned int element;
+ unsigned int length;
+
+ p = &gl_uninorm_decomp_chars_table[3 * entry];
+ element = (p[0] << 16) | (p[1] << 8) | p[2];
+ /* The first element has 5 bits for the decomposition type. */
+ if (((element >> 18) & 0x1f) != UC_DECOMP_CANONICAL)
+ abort ();
+ length = 1;
+ for (;;)
+ {
+ /* Every element has an 18 bits wide Unicode code point. */
+ *decomposition = element & 0x3ffff;
+ /* Bit 23 tells whether there are more elements, */
+ if ((element & (1 << 23)) == 0)
+ break;
+ p += 3;
+ element = (p[0] << 16) | (p[1] << 8) | p[2];
+ decomposition++;
+ length++;
+ }
+ return length;
+ }
}
return -1;
}