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Make more functions friendly to Address Sanitizer

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This commit is contained in:
Justine Tunney 2021-02-02 03:45:31 -08:00
parent 3ab76b2312
commit cbfd4ccd1e
70 changed files with 1267 additions and 291 deletions
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3
libc/calls/dup3-sysv.c
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@ -25,13 +25,14 @@ int32_t dup3$sysv(int32_t oldfd, int32_t newfd, int flags) {
static bool once, demodernize;
int olderr, fd;
if (!once) {
once = true;
olderr = errno;
fd = __dup3$sysv(oldfd, newfd, flags);
if ((fd == -1 && errno == ENOSYS) || fd == __NR_dup3_linux) {
demodernize = true;
once = true;
errno = olderr;
} else {
once = true;
return fd;
}
} else if (!demodernize) {