udev-ctrl: refactor udev_ctrl_enable_receiving()
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100bc5bf98
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@ -116,25 +116,28 @@ int udev_ctrl_new_from_fd(struct udev_ctrl **ret, int fd) {
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}
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int udev_ctrl_enable_receiving(struct udev_ctrl *uctrl) {
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int err;
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int r;
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if (!uctrl->bound) {
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err = bind(uctrl->sock, &uctrl->saddr.sa, uctrl->addrlen);
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if (err < 0 && errno == EADDRINUSE) {
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(void) sockaddr_un_unlink(&uctrl->saddr.un);
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err = bind(uctrl->sock, &uctrl->saddr.sa, uctrl->addrlen);
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}
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assert(uctrl);
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if (err < 0)
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return log_error_errno(errno, "Failed to bind socket: %m");
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if (uctrl->bound)
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return 0;
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err = listen(uctrl->sock, 0);
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if (err < 0)
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return log_error_errno(errno, "Failed to listen: %m");
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uctrl->bound = true;
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uctrl->cleanup_socket = true;
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r = bind(uctrl->sock, &uctrl->saddr.sa, uctrl->addrlen);
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if (r < 0 && errno == EADDRINUSE) {
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(void) sockaddr_un_unlink(&uctrl->saddr.un);
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r = bind(uctrl->sock, &uctrl->saddr.sa, uctrl->addrlen);
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}
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if (r < 0)
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return log_error_errno(errno, "Failed to bind udev control socket: %m");
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if (listen(uctrl->sock, 0) < 0)
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return log_error_errno(errno, "Failed to listen udev control socket: %m");
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uctrl->bound = true;
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uctrl->cleanup_socket = true;
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return 0;
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}
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