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Diffstat (limited to 'wcsmbs/wcrtomb.c')
-rw-r--r-- | wcsmbs/wcrtomb.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/wcsmbs/wcrtomb.c b/wcsmbs/wcrtomb.c new file mode 100644 index 0000000..493e08f --- /dev/null +++ b/wcsmbs/wcrtomb.c @@ -0,0 +1,60 @@ +/* Copyright (C) 1996 Free Software Foundation, Inc. +This file is part of the GNU C Library. +Contributed by Ulrich Drepper, <drepper@gnu.ai.mit.edu> + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, +Boston, MA 02111-1307, USA. */ + +#include <errno.h> +#include <wchar.h> + + +size_t +wcrtomb (s, wc, ps) + char *s; + wchar_t wc; + mbstate_t *ps; +{ + /*************************************************************\ + |* This is no complete implementation. While the multi-byte *| + |* character handling is not finished this will do. *| + \*************************************************************/ + + char fake[1]; + + if (s == NULL) + { + s = fake; + wc = L'\0'; + } + + if (wc == L'\0') + { + /* FIXME Write any shift sequence to get to *PS == NULL. */ + *ps = 0; + *s = '\0'; + return 1; + } + + /* FIXME For now we don't handle real multi-byte encodings. */ + if ((wc & ~0xff) != 0) + { + errno = EILSEQ; + return (size_t) -1; + } + + *s = (char) wc; + return 1; +} |