/* Display width functions.
- Copyright (C) 2001-2002, 2005, 2007, 2009-2012 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
/* Determine number of column positions required for UC. */
extern int
uc_width (ucs4_t uc, const char *encoding)
-#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 96)
- __attribute__ ((__pure__))
-#endif
- ;
+ _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