xref: /petsc/src/sys/classes/viewer/tutorials/ex1.c (revision 327415f76d85372a4417cf1aaa14db707d4d6c04)
1c4762a1bSJed Brown 
2c4762a1bSJed Brown static char help[] = "Appends to an ASCII file.\n\n";
3c4762a1bSJed Brown 
4c4762a1bSJed Brown #include <petscviewer.h>
5c4762a1bSJed Brown 
6c4762a1bSJed Brown int main(int argc,char **args)
7c4762a1bSJed Brown {
8c4762a1bSJed Brown   PetscViewer    viewer;
9c4762a1bSJed Brown   PetscInt       i;
10c4762a1bSJed Brown 
11*327415f7SBarry Smith   PetscFunctionBeginUser;
129566063dSJacob Faibussowitsch   PetscCall(PetscInitialize(&argc,&args,(char*)0,help));
139566063dSJacob Faibussowitsch   PetscCall(PetscViewerCreate(PETSC_COMM_WORLD, &viewer));
149566063dSJacob Faibussowitsch   PetscCall(PetscViewerSetType(viewer, PETSCVIEWERASCII));
159566063dSJacob Faibussowitsch   PetscCall(PetscViewerFileSetMode(viewer, FILE_MODE_APPEND));
169566063dSJacob Faibussowitsch   PetscCall(PetscViewerFileSetName(viewer, "test.txt"));
17c4762a1bSJed Brown   for (i = 0; i < 10; ++i) {
189566063dSJacob Faibussowitsch     PetscCall(PetscViewerASCIIPrintf(viewer, "test line %" PetscInt_FMT "\n", i));
19c4762a1bSJed Brown   }
209566063dSJacob Faibussowitsch   PetscCall(PetscViewerDestroy(&viewer));
219566063dSJacob Faibussowitsch   PetscCall(PetscFinalize());
22b122ec5aSJacob Faibussowitsch   return 0;
23c4762a1bSJed Brown }
24c4762a1bSJed Brown 
25c4762a1bSJed Brown /*TEST
26c4762a1bSJed Brown 
27c4762a1bSJed Brown    test:
28c4762a1bSJed Brown 
29c4762a1bSJed Brown TEST*/
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