From 0b44a0315b47dd8eced9f3b7f31580cf14bbfc01 Mon Sep 17 00:00:00 2001 From: Rich Felker Date: Sat, 12 Feb 2011 00:22:29 -0500 Subject: initial check-in, version 0.5.0 --- src/stdio/fputwc.c | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 src/stdio/fputwc.c (limited to 'src/stdio/fputwc.c') diff --git a/src/stdio/fputwc.c b/src/stdio/fputwc.c new file mode 100644 index 00000000..b48bb74d --- /dev/null +++ b/src/stdio/fputwc.c @@ -0,0 +1,33 @@ +#include "stdio_impl.h" + +wint_t __fputwc_unlocked(wchar_t c, FILE *f) +{ + char mbc[MB_LEN_MAX]; + int l; + + f->mode |= f->mode+1; + + if (isascii(c)) { + if (c != f->lbf && f->wpos + 1 < f->wend) *f->wpos++ = c; + else c = __overflow(f, c); + } else if (f->wpos + MB_LEN_MAX < f->wend) { + l = wctomb(f->wpos, c); + if (l < 0) c = WEOF; + else f->wpos += l; + } else { + l = wctomb(mbc, c); + if (l < 0 || __fwritex(mbc, l, f) < l) c = WEOF; + } + return c; +} + +wint_t fputwc(wchar_t c, FILE *f) +{ + FLOCK(f); + c = __fputwc_unlocked(c, f); + FUNLOCK(f); + return 0; +} + +weak_alias(__fputwc_unlocked, fputwc_unlocked); +weak_alias(__fputwc_unlocked, putwc_unlocked); -- cgit v1.2.1