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Get Fat Emacs working in Windows Console

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Justine Tunney 2023-08-18 04:55:57 -07:00
parent bf835de612
commit 7100b1cf91
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GPG key ID: BE714B4575D6E328
34 changed files with 479 additions and 168 deletions
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40
libc/calls/writev.c
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@ -53,28 +53,28 @@ ssize_t writev(int fd, const struct iovec *iov, int iovlen) {
ssize_t rc;
BEGIN_CANCELLATION_POINT;
if (fd >= 0 && iovlen >= 0) {
if (IsAsan() && !__asan_is_valid_iov(iov, iovlen)) {
rc = efault();
} else if (fd < g_fds.n && g_fds.p[fd].kind == kFdZip) {
rc = ebadf();
} else if (!IsWindows() && !IsMetal()) {
if (iovlen == 1) {
rc = sys_write(fd, iov[0].iov_base, iov[0].iov_len);
} else {
rc = sys_writev(fd, iov, iovlen);
}
} else if (fd >= g_fds.n) {
rc = ebadf();
} else if (IsMetal()) {
rc = sys_writev_metal(g_fds.p + fd, iov, iovlen);
} else {
rc = sys_writev_nt(fd, iov, iovlen);
}
} else if (fd < 0) {
if (fd < 0) {
rc = ebadf();
} else {
} else if (iovlen < 0) {
rc = einval();
} else if (IsAsan() && !__asan_is_valid_iov(iov, iovlen)) {
rc = efault();
} else if (fd < g_fds.n && g_fds.p[fd].kind == kFdZip) {
rc = ebadf(); // posix specifies this when not open()'d for writing
} else if (IsLinux() || IsXnu() || IsFreebsd() || IsOpenbsd() || IsNetbsd()) {
if (iovlen == 1) {
rc = sys_write(fd, iov[0].iov_base, iov[0].iov_len);
} else {
rc = sys_writev(fd, iov, iovlen);
}
} else if (fd >= g_fds.n) {
rc = ebadf();
} else if (IsMetal()) {
rc = sys_writev_metal(g_fds.p + fd, iov, iovlen);
} else if (IsWindows()) {
rc = sys_writev_nt(fd, iov, iovlen);
} else {
rc = enosys();
}
END_CANCELLATION_POINT;