52 lines
1.4 KiB
C
52 lines
1.4 KiB
C
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#include "akerror.h"
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#include "err_capture.h"
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/*
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* Regression test for the refcount leak: ENSURE_ERROR_READY must increment
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* refcount only when it *acquires* a fresh context, not on every FAIL/SUCCEED.
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* A function that calls FAIL more than once on the same context and then
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* propagates used to arrive at the caller with refcount 2; the caller released
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* once, leaking the slot. After enough leaks the pool is exhausted and the
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* library exit(1)s.
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*/
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akerr_ErrorContext *validate(void)
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{
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PREPARE_ERROR(e);
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ATTEMPT {
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FAIL(e, AKERR_VALUE, "condition 1 failed"); /* acquires the context */
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FAIL(e, AKERR_KEY, "condition 2 failed"); /* must NOT re-acquire it */
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} CLEANUP {
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} PROCESS(e) {
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} FINISH(e, true); /* unhandled -> propagate */
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SUCCEED_RETURN(e);
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}
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/* One raise -> catch -> handle cycle; returns NULL (context released). */
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akerr_ErrorContext *one_cycle(void)
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{
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PREPARE_ERROR(e);
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ATTEMPT {
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CATCH(e, validate());
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} CLEANUP {
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} PROCESS(e) {
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} HANDLE(e, AKERR_KEY) {
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} HANDLE(e, AKERR_VALUE) {
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} FINISH(e, false);
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return e;
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}
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int main(void)
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{
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akerr_init();
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AKERR_CHECK(akerr_slots_in_use() == 0);
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for ( int i = 0; i < 32; i++ ) {
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(void)one_cycle();
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}
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AKERR_CHECK(akerr_slots_in_use() == 0);
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fprintf(stderr, "err_refcount_double_fail ok\n");
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return 0;
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}
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