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author | Rich Felker <dalias@aerifal.cx> | 2013-04-04 14:48:48 -0400 |
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committer | Rich Felker <dalias@aerifal.cx> | 2013-04-04 14:48:48 -0400 |
commit | 40b2b5fa94d3ae27293f4d572bdcf1c3a5ef590f (patch) | |
tree | 23316881f9eb48de0b7fbd2b46c1292ce877e9e7 /src | |
parent | 50d9661d9b231f503b21e9d8787d1411b864d58a (diff) | |
download | musl-40b2b5fa94d3ae27293f4d572bdcf1c3a5ef590f.tar.gz musl-40b2b5fa94d3ae27293f4d572bdcf1c3a5ef590f.tar.xz musl-40b2b5fa94d3ae27293f4d572bdcf1c3a5ef590f.zip |
fix incorrect range checks in wcsrtombs
negative values of wchar_t need to be treated in the non-ASCII case so that they can properly generate EILSEQ rather than getting truncated to 8bit values and stored in the output.
Diffstat (limited to 'src')
-rw-r--r-- | src/multibyte/wcsrtombs.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/multibyte/wcsrtombs.c b/src/multibyte/wcsrtombs.c index 2582ac2f..d48a65e7 100644 --- a/src/multibyte/wcsrtombs.c +++ b/src/multibyte/wcsrtombs.c @@ -18,7 +18,7 @@ size_t wcsrtombs(char *restrict s, const wchar_t **restrict ws, size_t n, mbstat size_t N = n, l; if (!s) { for (n=0, ws2=*ws; *ws2; ws2++) { - if (*ws2 >= 0x80) { + if (*ws2 >= 0x80u) { l = wcrtomb(buf, *ws2, 0); if (!(l+1)) return -1; n += l; @@ -27,7 +27,7 @@ size_t wcsrtombs(char *restrict s, const wchar_t **restrict ws, size_t n, mbstat return n; } while (n>=4 && **ws) { - if (**ws >= 0x80) { + if (**ws >= 0x80u) { l = wcrtomb(s, **ws, 0); if (!(l+1)) return -1; s += l; @@ -39,7 +39,7 @@ size_t wcsrtombs(char *restrict s, const wchar_t **restrict ws, size_t n, mbstat (*ws)++; } while (n && **ws) { - if (**ws >= 0x80) { + if (**ws >= 0x80u) { l = wcrtomb(buf, **ws, 0); if (!(l+1)) return -1; if (l>n) return N-n; |