453   const char *tokens[4];  in PetscOptionsInsertFilePetsc()  local
466   PetscCall(PetscMemzero(tokens, sizeof(tokens)));  in PetscOptionsInsertFilePetsc()
498         PetscCall(PetscTokenFind(token, &tokens[0]));  in PetscOptionsInsertFilePetsc()
499         if (!tokens[0]) {  in PetscOptionsInsertFilePetsc()
501         } else if (!tokens[0][0]) { /* if token 0 is empty (string begins with spaces), redo */  in PetscOptionsInsertFilePetsc()
502           PetscCall(PetscTokenFind(token, &tokens[0]));  in PetscOptionsInsertFilePetsc()
504         for (PetscInt i = 1; i < 4; i++) PetscCall(PetscTokenFind(token, &tokens[i]));  in PetscOptionsInsertFilePetsc()
505         if (!tokens[0]) {  in PetscOptionsInsertFilePetsc()
507         } else if (tokens[0][0] == '-') {  in PetscOptionsInsertFilePetsc()
508           PetscCall(PetscOptionsValidKey(tokens[0], &valid));  in PetscOptionsInsertFilePetsc()
509 …ONG, "Error in options file %s line %" PetscInt_FMT ": invalid option %s", fname, line, tokens[0]);  in PetscOptionsInsertFilePetsc()
510           PetscCall(PetscStrlen(tokens[0], &len));  in PetscOptionsInsertFilePetsc()
512           PetscCall(PetscArraycpy(vstring, tokens[0], len));  in PetscOptionsInsertFilePetsc()
514           if (tokens[1]) {  in PetscOptionsInsertFilePetsc()
515             PetscCall(PetscOptionsValidKey(tokens[1], &valid));  in PetscOptionsInsertFilePetsc()
516 …" PetscInt_FMT ": cannot specify two options per line (%s %s)", fname, line, tokens[0], tokens[1]);  in PetscOptionsInsertFilePetsc()
517             PetscCall(PetscStrlen(tokens[1], &len));  in PetscOptionsInsertFilePetsc()
520             PetscCall(PetscArraycpy(vstring + 1, tokens[1], len));  in PetscOptionsInsertFilePetsc()
525           PetscCall(PetscStrcasecmp(tokens[0], "alias", &alias));  in PetscOptionsInsertFilePetsc()
526 …RONG, "Unknown first token in options file %s line %" PetscInt_FMT ": %s", fname, line, tokens[0]);  in PetscOptionsInsertFilePetsc()
527           PetscCall(PetscOptionsValidKey(tokens[1], &valid));  in PetscOptionsInsertFilePetsc()
528 …ror in options file %s line %" PetscInt_FMT ": invalid aliased option %s", fname, line, tokens[1]);  in PetscOptionsInsertFilePetsc()
529 …Check(tokens[2], PETSC_COMM_SELF, PETSC_ERR_ARG_WRONG, "Error in options file %s line %" PetscInt_…  in PetscOptionsInsertFilePetsc()
530           PetscCall(PetscOptionsValidKey(tokens[2], &valid));  in PetscOptionsInsertFilePetsc()
531 …ror in options file %s line %" PetscInt_FMT ": invalid aliasee option %s", fname, line, tokens[2]);  in PetscOptionsInsertFilePetsc()
532           PetscCall(PetscStrlen(tokens[1], &len));  in PetscOptionsInsertFilePetsc()
534           PetscCall(PetscArraycpy(astring, tokens[1], len));  in PetscOptionsInsertFilePetsc()
537           PetscCall(PetscStrlen(tokens[2], &len));  in PetscOptionsInsertFilePetsc()
539           PetscCall(PetscArraycpy(astring, tokens[2], len));  in PetscOptionsInsertFilePetsc()
543           const char *extraToken = alias ? tokens[3] : tokens[2];  in PetscOptionsInsertFilePetsc()
585     PetscCall(PetscTokenFind(token, &tokens[0]));  in PetscOptionsInsertFilePetsc()
586     while (tokens[0]) {  in PetscOptionsInsertFilePetsc()
587       PetscCall(PetscTokenFind(token, &tokens[1]));  in PetscOptionsInsertFilePetsc()
588       PetscCall(PetscOptionsSetAlias(options, tokens[0], tokens[1]));  in PetscOptionsInsertFilePetsc()
589       PetscCall(PetscTokenFind(token, &tokens[0]));  in PetscOptionsInsertFilePetsc()