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-rw-r--r--lib/unistr/u8-check.c49
1 files changed, 15 insertions, 34 deletions
diff --git a/lib/unistr/u8-check.c b/lib/unistr/u8-check.c
index 53ece761..71658d93 100644
--- a/lib/unistr/u8-check.c
+++ b/lib/unistr/u8-check.c
@@ -1,12 +1,21 @@
/* Check UTF-8 string.
- Copyright (C) 2002, 2006-2007, 2009-2015 Free Software Foundation, Inc.
+ Copyright (C) 2002, 2006-2007, 2009-2016 Free Software Foundation, Inc.
Written by Bruno Haible <bruno@clisp.org>, 2002.
- This program is free software: you can redistribute it and/or modify it
- under the terms of the GNU Lesser General Public License as published
- by the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
+ This program is free software: you can redistribute it and/or
+ modify it under the terms of either:
+ * the GNU Lesser General Public License as published by the Free
+ Software Foundation; either version 3 of the License, or (at your
+ option) any later version.
+
+ or
+
+ * the GNU General Public License as published by the Free
+ Software Foundation; either version 2 of the License, or (at your
+ option) any later version.
+
+ or both in parallel, as here.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
@@ -63,40 +72,12 @@ u8_check (const uint8_t *s, size_t n)
&& (s[1] ^ 0x80) < 0x40 && (s[2] ^ 0x80) < 0x40
&& (s[3] ^ 0x80) < 0x40
&& (c >= 0xf1 || s[1] >= 0x90)
-#if 1
- && (c < 0xf4 || (c == 0xf4 && s[1] < 0x90))
-#endif
- )
+ && (c < 0xf4 || (c == 0xf4 && s[1] < 0x90)))
{
s += 4;
continue;
}
}
-#if 0
- else if (c < 0xfc)
- {
- if (s + 5 <= s_end
- && (s[1] ^ 0x80) < 0x40 && (s[2] ^ 0x80) < 0x40
- && (s[3] ^ 0x80) < 0x40 && (s[4] ^ 0x80) < 0x40
- && (c >= 0xf9 || s[1] >= 0x88))
- {
- s += 5;
- continue;
- }
- }
- else if (c < 0xfe)
- {
- if (s + 6 <= s_end
- && (s[1] ^ 0x80) < 0x40 && (s[2] ^ 0x80) < 0x40
- && (s[3] ^ 0x80) < 0x40 && (s[4] ^ 0x80) < 0x40
- && (s[5] ^ 0x80) < 0x40
- && (c >= 0xfd || s[1] >= 0x84))
- {
- s += 6;
- continue;
- }
- }
-#endif
}
/* invalid or incomplete multibyte character */
return s;