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ex.07.locality-split: Properly check number of arguments before referencing #695

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ex.07.locality-split: Properly check number of arguments before referencing #695

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24 changes: 14 additions & 10 deletions dash/examples/ex.07.locality-split/main.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -37,15 +37,19 @@ int main(int argc, char * argv[])
} else if (std::string(argv[1]) == "-ls") {
locality_split = true;
split_scope = DART_LOCALITY_SCOPE_NODE;
if (std::string(argv[2]) == "module") {
split_scope = DART_LOCALITY_SCOPE_MODULE;
} else if (std::string(argv[2]) == "numa") {
split_scope = DART_LOCALITY_SCOPE_NUMA;
} else if (std::string(argv[2]) == "core") {
split_scope = DART_LOCALITY_SCOPE_CORE;
}
if (argc >= 4) {
split_num_groups = static_cast<int>(strtol(argv[3], NULL, 10));
if (argc >= 3) {
if (std::string(argv[2]) == "node") {
split_scope = DART_LOCALITY_SCOPE_NODE;
} else if (std::string(argv[2]) == "module") {
split_scope = DART_LOCALITY_SCOPE_MODULE;
} else if (std::string(argv[2]) == "numa") {
split_scope = DART_LOCALITY_SCOPE_NUMA;
} else if (std::string(argv[2]) == "core") {
split_scope = DART_LOCALITY_SCOPE_CORE;
}
if (argc >= 4) {
split_num_groups = static_cast<int>(strtol(argv[3], NULL, 10));
}
}
}
}
Expand Down Expand Up @@ -76,7 +80,7 @@ int main(int argc, char * argv[])
<< endl
<< " ex.07.locality ";
if (locality_split) {
cout << "-ls " << argv[2] << " " << split_num_groups << ": "
cout << "-ls " << split_scope << " " << split_num_groups << ": "
<< "locality split into " << split_num_groups << " groups "
<< "at scope " << split_scope << endl;
} else {
Expand Down