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wchar/fgetwc: fix the return value truncate error

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Signed-off-by: guoshichao <guoshichao@xiaomi.com>
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guoshichao 2024-04-25 19:10:14 +08:00 committed by Xiang Xiao
parent 390275f867
commit 9876b0b615
1 changed files with 2 additions and 1 deletions
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libs/libc/stdio/lib_fgetwc.c
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@ -69,7 +69,8 @@ wint_t fgetwc_unlocked(FAR FILE *f)
while (l == -2) while (l == -2)
{ {
b = c = getc_unlocked(f); c = getc_unlocked(f);
b = (char)c;
if (c < 0) if (c < 0)
{ {
if (!mbsinit(&st)) if (!mbsinit(&st))