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authorUlrich Drepper <drepper@redhat.com>2001-06-06 12:25:29 +0000
committerUlrich Drepper <drepper@redhat.com>2001-06-06 12:25:29 +0000
commit9a1f675436c5622b7846faa25274a2ef2d743285 (patch)
tree53f7f5a632fdcc07b11b06f7536d8609f0fecd9c /iconv
parent8aaf02b5663f7669d192ffddf56b776f1b8092ef (diff)
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(UNICODE_TAG_HANDLER): New macro.
Diffstat (limited to 'iconv')
-rw-r--r--iconv/loop.c17
1 files changed, 16 insertions, 1 deletions
diff --git a/iconv/loop.c b/iconv/loop.c
index 79e17ebde8..08ee6000ef 100644
--- a/iconv/loop.c
+++ b/iconv/loop.c
@@ -1,5 +1,5 @@
 /* Conversion loop frame work.
-   Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
+   Copyright (C) 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
 
@@ -212,6 +212,21 @@
   }
 
 
+/* Handling of Unicode 3.1 TAG characters.  Unicode recommends
+   "If language codes are not relevant to the particular processing
+    operation, then they should be ignored."
+   This macro is usually called right before STANDARD_ERR_HANDLER (Incr).  */
+#define UNICODE_TAG_HANDLER(Character, Incr) \
+  {									      \
+    /* TAG characters are those in the range U+E0000..U+E007F.  */	      \
+    if (((Character) >> 7) == (0xe0000 >> 7))				      \
+      {									      \
+	inptr += Incr;							      \
+	continue;							      \
+      }									      \
+  }
+
+
 /* The function returns the status, as defined in gconv.h.  */
 static inline int
 FCTNAME (LOOPFCT) (struct __gconv_step *step,