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Diffstat (limited to 'newlib/libc/string/wcswidth.c')
-rw-r--r-- | newlib/libc/string/wcswidth.c | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/newlib/libc/string/wcswidth.c b/newlib/libc/string/wcswidth.c deleted file mode 100644 index bd3d9bbad..000000000 --- a/newlib/libc/string/wcswidth.c +++ /dev/null @@ -1,56 +0,0 @@ -/* -FUNCTION - <<wcswidth>>---number of column positions of a wide-character string - -INDEX - wcswidth - -ANSI_SYNOPSIS - #include <wchar.h> - int wcswidth(const wchar_t *<[pwcs]>, size_t <[n]>); - -TRAD_SYNOPSIS - #include <wchar.h> - int wcswidth(<[pwcs]>, <[n]>) - wchar_t *<[wc]>; - size_t <[n]>; - -DESCRIPTION - The <<wcswidth>> function shall determine the number of column - positions required for n wide-character codes (or fewer than n - wide-character codes if a null wide-character code is encountered - before n wide-character codes are exhausted) in the string pointed - to by pwcs. - -RETURNS - The <<wcswidth>> function either shall return 0 (if pwcs points to a - null wide-character code), or return the number of column positions - to be occupied by the wide-character string pointed to by pwcs, or - return -1 (if any of the first n wide-character codes in the - wide-character string pointed to by pwcs is not a printable - wide-character code). - -PORTABILITY -<<wcswidth>> has been introduced in the Single UNIX Specification Volume 2 -<<wcswidth>> has been marked as extension in Single UNIX Specification Volume 3 -*/ - -#include <_ansi.h> -#include <wchar.h> - -int -_DEFUN (wcswidth, (pwcs, n), - _CONST wchar_t *pwcs _AND - size_t n) - -{ - int w, len = 0; - if (!pwcs || n == 0) - return 0; - do { - if ((w = wcwidth (*pwcs)) < 0) - return -1; - len += w; - } while (*pwcs++ && --n > 0); - return len; -} |