|
| 1 | +/* --- |
| 2 | + * Thread test program |
| 3 | + * by Philip Yarra |
| 4 | + * |
| 5 | + * To run, create this table in the 'test' database: |
| 6 | + * |
| 7 | + * CREATE TABLE foo ( |
| 8 | + * message character(40) |
| 9 | + * ); |
| 10 | + * --- |
| 11 | + */ |
| 12 | + |
| 13 | + |
| 14 | +#include <pthread.h> |
| 15 | + |
| 16 | +int main(void); |
| 17 | +void ins1(void); |
| 18 | +void ins2(void); |
| 19 | + |
| 20 | +int main(void) |
| 21 | +{ |
| 22 | + pthread_t thread1, thread2; |
| 23 | + pthread_create(&thread1, NULL, (void *) ins1, NULL); |
| 24 | + pthread_create(&thread2, NULL, (void *) ins2, NULL); |
| 25 | + pthread_join(thread1, NULL); |
| 26 | + pthread_join(thread2, NULL); |
| 27 | + printf("Program done!\n"); |
| 28 | + return 0; |
| 29 | +} |
| 30 | + |
| 31 | +void ins1(void) |
| 32 | +{ |
| 33 | + int i; |
| 34 | + EXEC SQL BEGIN DECLARE SECTION; |
| 35 | + char* cs = "test"; |
| 36 | + char* bar = "one!"; |
| 37 | + EXEC SQL END DECLARE SECTION; |
| 38 | + EXEC SQL WHENEVER sqlerror sqlprint; |
| 39 | + EXEC SQL CONNECT TO :cs AS test1; |
| 40 | + for (i = 0; i < 5; i++) |
| 41 | + { |
| 42 | + printf("thread 1 : inserting\n"); |
| 43 | + EXEC SQL AT test1 INSERT INTO foo VALUES(:bar); |
| 44 | + printf("thread 1 : insert done\n"); |
| 45 | + } |
| 46 | + EXEC SQL AT test1 COMMIT WORK; |
| 47 | + EXEC SQL DISCONNECT test1; |
| 48 | + printf("thread 1 : done!\n"); |
| 49 | +} |
| 50 | + |
| 51 | + |
| 52 | +void ins2(void) |
| 53 | +{ |
| 54 | + int i; |
| 55 | + EXEC SQL BEGIN DECLARE SECTION; |
| 56 | + char* cs = "test"; |
| 57 | + char* bar = "two!"; |
| 58 | + EXEC SQL END DECLARE SECTION; |
| 59 | + EXEC SQL WHENEVER sqlerror sqlprint; |
| 60 | + EXEC SQL CONNECT TO :cs AS test2; |
| 61 | + for (i = 0; i < 5; i++) |
| 62 | + { |
| 63 | + printf("thread 2: inserting\n"); |
| 64 | + EXEC SQL AT test2 INSERT INTO foo VALUES(:bar); |
| 65 | + printf("thread 2: insert done\n"); |
| 66 | + } |
| 67 | + EXEC SQL AT test2 COMMIT WORK; |
| 68 | + EXEC SQL DISCONNECT test2; |
| 69 | + printf("thread 2: done!\n"); |
| 70 | +} |
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