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Diffstat (limited to 'newlib/libc/string/wcwidth.c')
-rw-r--r-- | newlib/libc/string/wcwidth.c | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/newlib/libc/string/wcwidth.c b/newlib/libc/string/wcwidth.c deleted file mode 100644 index 2cbd59e18..000000000 --- a/newlib/libc/string/wcwidth.c +++ /dev/null @@ -1,53 +0,0 @@ -/* -FUNCTION - <<wcwidth>>---number of column positions of a wide-character code - -INDEX - wcwidth - -ANSI_SYNOPSIS - #include <wchar.h> - int wcwidth(const wchar_t <[wc]>); - -TRAD_SYNOPSIS - #include <wchar.h> - int wcwidth(<[wc]>) - wchar_t *<[wc]>; - -DESCRIPTION - The <<wcwidth>> function shall determine the number of column - positions required for the wide character wc. The application - shall ensure that the value of wc is a character representable - as a wchar_t, and is a wide-character code corresponding to a - valid character in the current locale. - -RETURNS - The <<wcwidth>> function shall either return 0 (if wc is a null - wide-character code), or return the number of column positions to - be occupied by the wide-character code wc, or return -1 (if wc - does not correspond to a printable wide-character code). - - The current implementation of <<wcwidth>> simply sets the width - of all printable characters to 1 since newlib has no character - tables around. - -PORTABILITY -<<wcwidth>> has been introduced in the Single UNIX Specification Volume 2 -<<wcwidth>> has been marked as extension in Single UNIX Specification Volume 3 -*/ - -#include <_ansi.h> -#include <wchar.h> -#include <wctype.h> - -int -_DEFUN (wcwidth, (wc), - _CONST wchar_t wc) - -{ - if (iswprint (wc)) - return 1; - if (iswcntrl (wc) || wc == L'\0') - return 0; - return -1; -} |