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| author | Ulrich Drepper <drepper@redhat.com> | 2000-10-01 18:59:42 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2000-10-01 18:59:42 +0000 |
| commit | 4a9dcff10ec07770aaf0b4dedaac44eacbbaa110 (patch) | |
| tree | ab9c931b7f57f4ef5e82dc2260717b621f3650ff /wcsmbs/wcwidth.h | |
| parent | 70440f48d8c4aa57f030485b60a7faf686f1dd4d (diff) | |
| download | glibc-4a9dcff10ec07770aaf0b4dedaac44eacbbaa110.zip glibc-4a9dcff10ec07770aaf0b4dedaac44eacbbaa110.tar.gz glibc-4a9dcff10ec07770aaf0b4dedaac44eacbbaa110.tar.bz2 | |
Update.
* charmaps/ISO-IR-197: Remove alias "none".
2000-09-30 Bruno Haible <haible@clisp.cons.org>
Diffstat (limited to 'wcsmbs/wcwidth.h')
| -rw-r--r-- | wcsmbs/wcwidth.h | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/wcsmbs/wcwidth.h b/wcsmbs/wcwidth.h index d13a5f5..49ad7c0 100644 --- a/wcsmbs/wcwidth.h +++ b/wcsmbs/wcwidth.h @@ -22,9 +22,6 @@ #include <wctype.h> #include "../wctype/wchar-lookup.h" -/* Tables containing character property information. */ -extern const char *__ctype32_wctype[12]; - /* Table containing width information. */ extern const char *__ctype32_width; @@ -33,12 +30,10 @@ internal_wcwidth (wint_t wc) { unsigned char res; - if (wc == L'\0') - return 0; - - if (wctype_table_lookup (__ctype32_wctype[__ISwprint], wc) == 0) - return -1; - + /* The tables have been prepared in such a way that + 1. wc == L'\0' yields res = 0, + 2. !iswprint (wc) implies res = '\xff'. */ res = wcwidth_table_lookup (__ctype32_width, wc); + return res == (unsigned char) '\xff' ? -1 : (int) res; } |