45 lines
609 B
C
45 lines
609 B
C
#include <limits.h>
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#include <proc/local.h>
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#include <proc/proc.h>
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#include <stddef.h>
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#include <stdint.h>
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#include <string/string.h>
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#define MUTEX 2000
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LOCAL char letter = 'c';
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void app_proc1 (void) {
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letter = 'b';
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for (;;) {
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mutex_lock (MUTEX);
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for (int i = 0; i < 3; i++)
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test (letter);
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mutex_unlock (MUTEX);
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}
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process_quit ();
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}
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void app_main (void) {
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mutex_create (MUTEX);
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letter = 'a';
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process_spawn (&app_proc1);
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for (;;) {
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mutex_lock (MUTEX);
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for (int i = 0; i < 3; i++)
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test (letter);
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process_quit ();
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mutex_unlock (MUTEX);
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}
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}
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