fix integer overflow in WIFSTOPPED macro

[musl] / src / stdio / fgetws.c

diff --git a/src/stdio/fgetws.c b/src/stdio/fgetws.c
index b08b304..195cb43 100644 (file)
--- a/src/stdio/fgetws.c
+++ b/src/stdio/fgetws.c
@@ -1,6 +1,5 @@
 #include "stdio_impl.h"
 #include <wchar.h>
-#include <errno.h>
 
 wint_t __fgetwc_unlocked(FILE *);
 
@@ -12,10 +11,6 @@ wchar_t *fgetws(wchar_t *restrict s, int n, FILE *restrict f)
 
        FLOCK(f);
 
-       /* Setup a dummy errno so we can detect EILSEQ. This is
-        * the only way to catch encoding errors in the form of a
-        * partial character just before EOF. */
-       errno = EAGAIN;
        for (; n; n--) {
                wint_t c = __fgetwc_unlocked(f);
                if (c == WEOF) break;
@@ -23,7 +18,7 @@ wchar_t *fgetws(wchar_t *restrict s, int n, FILE *restrict f)
                if (c == '\n') break;
        }
        *p = 0;
-       if (ferror(f) || errno==EILSEQ) p = s;
+       if (ferror(f)) p = s;
 
        FUNLOCK(f);