| 1 /* This file is part of the Project Athena Zephyr Notification System. |
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| 2 * It contains source for the ZClosePort function. |
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| 3 * |
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| 4 * Created by: Robert French |
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| 5 * |
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| 6 * Copyright (c) 1987 by the Massachusetts Institute of Technology. |
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| 7 * For copying and distribution information, see the file |
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| 8 * "mit-copyright.h". |
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| 9 */ |
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| 10 |
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| 11 #include "internal.h" |
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| 12 |
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| 13 Code_t ZClosePort() |
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| 14 { |
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| 15 if (__Zephyr_fd >= 0 && __Zephyr_open) |
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| 16 (void) close(__Zephyr_fd); |
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| 17 |
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| 18 __Zephyr_fd = -1; |
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| 19 __Zephyr_open = 0; |
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| 20 |
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| 21 return (ZERR_NONE); |
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| 22 } |
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