xref: /petsc/src/sys/tests/ex11.c (revision d71ae5a4db6382e7f06317b8d368875286fe9008)
1c4762a1bSJed Brown 
2c4762a1bSJed Brown static char help[] = "Tests PetscSynchronizedPrintf() and PetscSynchronizedFPrintf().\n\n";
3c4762a1bSJed Brown 
4c4762a1bSJed Brown #include <petscsys.h>
5c4762a1bSJed Brown 
6*d71ae5a4SJacob Faibussowitsch int main(int argc, char **argv)
7*d71ae5a4SJacob Faibussowitsch {
8c4762a1bSJed Brown   PetscMPIInt rank;
9c4762a1bSJed Brown 
10327415f7SBarry Smith   PetscFunctionBeginUser;
119566063dSJacob Faibussowitsch   PetscCall(PetscInitialize(&argc, &argv, (char *)0, help));
129566063dSJacob Faibussowitsch   PetscCallMPI(MPI_Comm_rank(PETSC_COMM_WORLD, &rank));
13c4762a1bSJed Brown 
149566063dSJacob Faibussowitsch   PetscCall(PetscSynchronizedPrintf(PETSC_COMM_WORLD, "Greetings from %d\n", rank));
159566063dSJacob Faibussowitsch   PetscCall(PetscSynchronizedFlush(PETSC_COMM_WORLD, PETSC_STDOUT));
16c4762a1bSJed Brown 
179566063dSJacob Faibussowitsch   PetscCall(PetscSynchronizedFPrintf(PETSC_COMM_WORLD, PETSC_STDOUT, "Greetings again from %d\n", rank));
189566063dSJacob Faibussowitsch   PetscCall(PetscSynchronizedFlush(PETSC_COMM_WORLD, PETSC_STDOUT));
19c4762a1bSJed Brown 
209566063dSJacob Faibussowitsch   PetscCall(PetscFinalize());
21b122ec5aSJacob Faibussowitsch   return 0;
22c4762a1bSJed Brown }
23c4762a1bSJed Brown 
24c4762a1bSJed Brown /*TEST
25c4762a1bSJed Brown 
26c4762a1bSJed Brown    test:
27c4762a1bSJed Brown       nsize: 3
28c4762a1bSJed Brown 
29c4762a1bSJed Brown TEST*/
30