source:
CIVL/examples/concurrency/locksGood.cvl@
23207c6
| Last change on this file since 23207c6 was 2fa36af, checked in by , 13 years ago | |
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| File size: 344 bytes | |
| Rev | Line | |
|---|---|---|
| [20d2740] | 1 | |
| 2 | _Bool lock0 = 0; | |
| 3 | _Bool lock1 = 0; | |
| 4 | ||
| 5 | void proc0() { | |
| [2fa36af] | 6 | $atomic{ |
| [20d2740] | 7 | while (1) { |
| 8 | $when (!lock0) lock0=1; | |
| 9 | $when (!lock1) lock1=1; | |
| 10 | lock0=0; | |
| 11 | lock1=0; | |
| [2fa36af] | 12 | }} |
| [20d2740] | 13 | } |
| 14 | ||
| 15 | void proc1() { | |
| [2fa36af] | 16 | $atomic{ |
| [20d2740] | 17 | while (1) { |
| 18 | $when (!lock0) lock0=1; | |
| 19 | $when (!lock1) lock1=1; | |
| 20 | lock0=0; | |
| 21 | lock1=0; | |
| [2fa36af] | 22 | }} |
| [20d2740] | 23 | } |
| 24 | ||
| 25 | void main() { | |
| 26 | $spawn proc0(); | |
| 27 | $spawn proc1(); | |
| 28 | } |
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