X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Funiwidth.in.h;h=a75af48b2085831ce2090c354b8faac989270d84;hb=3b07ac4d2688471de4c8979e914a5b688b3b66fe;hp=d48a775461d59c718ad2fdbce258b9d03857836b;hpb=1495c20d059a7bf8cae0ad51bc576f4c458674e1;p=gnulib.git

diff --git a/lib/uniwidth.in.h b/lib/uniwidth.in.h
index d48a77546..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, 2009-2010 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