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Report reason and circumstances of fork failure

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Martin Kroeker 2024-06-14 17:34:27 +02:00 committed by GitHub
parent ec6115835e
commit bc008c3f39
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1 changed files with 6 additions and 1 deletions
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7
utest/test_post_fork.c
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@ -33,6 +33,7 @@ USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <sys/types.h>
#include <sys/wait.h>
#include <errno.h>
#include <cblas.h>
#ifdef USE_OPENMP
#include <omp.h>
@ -114,7 +115,11 @@ exit(0);
fork_pid = fork();
if (fork_pid == -1) {
CTEST_ERR("Failed to fork process.");
perror("fork");
CTEST_ERR("Failed to fork subprocesses in a loop.");
#ifdef USE_OPENMP
CTEST_ERR("Number of OpenMP threads was %d in this attempt.",i);
#endif
} else if (fork_pid == 0) {
// Just pretend to do something, e.g. call `uname`, then exit
exit(0);