X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Funiwidth.in.h;h=a75af48b2085831ce2090c354b8faac989270d84;hb=28df8b1e1d486c3891091a5c08eb0c3311102938;hp=be99b9726960c9b8452bc875f2c2d1f685e66d00;hpb=d60f3b0c6b0f93a601acd1cfd3923f94ca05abb0;p=gnulib.git

diff --git a/lib/uniwidth.in.h b/lib/uniwidth.in.h
index be99b9726..a75af48b2 100644
--- a/lib/uniwidth.in.h
+++ b/lib/uniwidth.in.h
@@ -1,5 +1,5 @@
 /* Display width functions.
-   Copyright (C) 2001-2002, 2005, 2007, 2009-2011 Free Software Foundation,
+   Copyright (C) 2001-2002, 2005, 2007, 2009-2013 Free Software Foundation,
    Inc.
 
    This program is free software: you can redistribute it and/or modify it
@@ -38,24 +38,31 @@ extern "C" {
 
 /* Determine number of column positions required for UC.  */
 extern int
-       uc_width (ucs4_t uc, const char *encoding);
+       uc_width (ucs4_t uc, const char *encoding)
+       _UC_ATTRIBUTE_PURE;
 
 /* Determine number of column positions required for first N units
    (or fewer if S ends before this) in S.  */
 extern int
-       u8_width (const uint8_t *s, size_t n, const char *encoding);
+       u8_width (const uint8_t *s, size_t n, const char *encoding)
+       _UC_ATTRIBUTE_PURE;
 extern int
-       u16_width (const uint16_t *s, size_t n, const char *encoding);
+       u16_width (const uint16_t *s, size_t n, const char *encoding)
+       _UC_ATTRIBUTE_PURE;
 extern int
-       u32_width (const uint32_t *s, size_t n, const char *encoding);
+       u32_width (const uint32_t *s, size_t n, const char *encoding)
+       _UC_ATTRIBUTE_PURE;
 
 /* Determine number of column positions required for S.  */
 extern int
-       u8_strwidth (const uint8_t *s, const char *encoding);
+       u8_strwidth (const uint8_t *s, const char *encoding)
+       _UC_ATTRIBUTE_PURE;
 extern int
-       u16_strwidth (const uint16_t *s, const char *encoding);
+       u16_strwidth (const uint16_t *s, const char *encoding)
+       _UC_ATTRIBUTE_PURE;
 extern int
-       u32_strwidth (const uint32_t *s, const char *encoding);
+       u32_strwidth (const uint32_t *s, const char *encoding)
+       _UC_ATTRIBUTE_PURE;
 
 
 #ifdef __cplusplus