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 | |
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| 1 | |
| 2 | _Bool lock0 = 0; |
| 3 | _Bool lock1 = 0; |
| 4 | |
| 5 | void proc0() { |
| 6 | $atomic{ |
| 7 | while (1) { |
| 8 | $when (!lock0) lock0=1; |
| 9 | $when (!lock1) lock1=1; |
| 10 | lock0=0; |
| 11 | lock1=0; |
| 12 | }} |
| 13 | } |
| 14 | |
| 15 | void proc1() { |
| 16 | $atomic{ |
| 17 | while (1) { |
| 18 | $when (!lock0) lock0=1; |
| 19 | $when (!lock1) lock1=1; |
| 20 | lock0=0; |
| 21 | lock1=0; |
| 22 | }} |
| 23 | } |
| 24 | |
| 25 | void main() { |
| 26 | $spawn proc0(); |
| 27 | $spawn proc1(); |
| 28 | } |
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