rework ortools samples (#4590)

ortools/linear_solver/samples/assignment_groups_mip.cc

@@ -20,7 +20,10 @@
 #include <utility>
 #include <vector>
 
+#include "absl/base/log_severity.h"
+#include "absl/log/globals.h"
 #include "absl/strings/str_format.h"
+#include "ortools/base/init_google.h"
 #include "ortools/base/logging.h"
 #include "ortools/linear_solver/linear_solver.h"
 // [END import]
@@ -230,7 +233,9 @@ void AssignmentTeamsMip() {
 }
 }  // namespace operations_research
 
-int main(int argc, char** argv) {
+int main(int argc, char* argv[]) {
+  InitGoogle(argv[0], &argc, &argv, true);
+  absl::SetStderrThreshold(absl::LogSeverityAtLeast::kInfo);
   operations_research::AssignmentTeamsMip();
   return EXIT_SUCCESS;
 }

ortools/linear_solver/samples/assignment_mip.cc

@@ -16,6 +16,9 @@
 #include <memory>
 #include <vector>
 
+#include "absl/base/log_severity.h"
+#include "absl/log/globals.h"
+#include "ortools/base/init_google.h"
 #include "ortools/base/logging.h"
 #include "ortools/linear_solver/linear_solver.h"
 // [END import]
@@ -115,7 +118,9 @@ void AssignmentMip() {
 }
 }  // namespace operations_research
 
-int main(int argc, char** argv) {
+int main(int argc, char* argv[]) {
+  InitGoogle(argv[0], &argc, &argv, true);
+  absl::SetStderrThreshold(absl::LogSeverityAtLeast::kInfo);
   operations_research::AssignmentMip();
   return EXIT_SUCCESS;
 }

ortools/linear_solver/samples/assignment_task_sizes_mip.cc

@@ -19,7 +19,10 @@
 #include <numeric>
 #include <vector>
 
+#include "absl/base/log_severity.h"
+#include "absl/log/globals.h"
 #include "absl/strings/str_format.h"
+#include "ortools/base/init_google.h"
 #include "ortools/base/logging.h"
 #include "ortools/linear_solver/linear_solver.h"
 // [END import]
@@ -135,7 +138,9 @@ void AssignmentTeamsMip() {
 }
 }  // namespace operations_research
 
-int main(int argc, char** argv) {
+int main(int argc, char* argv[]) {
+  InitGoogle(argv[0], &argc, &argv, true);
+  absl::SetStderrThreshold(absl::LogSeverityAtLeast::kInfo);
   operations_research::AssignmentTeamsMip();
   return EXIT_SUCCESS;
 }

ortools/linear_solver/samples/assignment_teams_mip.cc

@@ -19,7 +19,10 @@
 #include <numeric>
 #include <vector>
 
+#include "absl/base/log_severity.h"
+#include "absl/log/globals.h"
 #include "absl/strings/str_format.h"
+#include "ortools/base/init_google.h"
 #include "ortools/base/logging.h"
 #include "ortools/linear_solver/linear_solver.h"
 // [END import]
@@ -149,7 +152,9 @@ void AssignmentTeamsMip() {
 }
 }  // namespace operations_research
 
-int main(int argc, char** argv) {
+int main(int argc, char* argv[]) {
+  InitGoogle(argv[0], &argc, &argv, true);
+  absl::SetStderrThreshold(absl::LogSeverityAtLeast::kInfo);
   operations_research::AssignmentTeamsMip();
   return EXIT_SUCCESS;
 }

ortools/linear_solver/samples/integer_programming_example.cc

@@ -16,6 +16,9 @@
 #include <iostream>
 #include <memory>
 
+#include "absl/base/log_severity.h"
+#include "absl/log/globals.h"
+#include "ortools/base/init_google.h"
 #include "ortools/linear_solver/linear_solver.h"
 // [END import]
 
@@ -89,7 +92,9 @@ void IntegerProgrammingExample() {
 }
 }  // namespace operations_research
 
-int main(int argc, char** argv) {
+int main(int argc, char* argv[]) {
+  InitGoogle(argv[0], &argc, &argv, true);
+  absl::SetStderrThreshold(absl::LogSeverityAtLeast::kInfo);
   operations_research::IntegerProgrammingExample();
   return EXIT_SUCCESS;
 }

ortools/linear_solver/samples/linear_programming_example.cc

@@ -16,6 +16,9 @@
 #include <iostream>
 #include <memory>
 
+#include "absl/base/log_severity.h"
+#include "absl/log/globals.h"
+#include "ortools/base/init_google.h"
 #include "ortools/linear_solver/linear_solver.h"
 // [END import]
 
@@ -80,7 +83,9 @@ void LinearProgrammingExample() {
 }
 }  // namespace operations_research
 
-int main(int argc, char** argv) {
+int main(int argc, char* argv[]) {
+  InitGoogle(argv[0], &argc, &argv, true);
+  absl::SetStderrThreshold(absl::LogSeverityAtLeast::kInfo);
   operations_research::LinearProgrammingExample();
   return EXIT_SUCCESS;
 }

ortools/linear_solver/samples/mip_var_array.cc

@@ -16,6 +16,9 @@
 #include <memory>
 #include <vector>
 
+#include "absl/base/log_severity.h"
+#include "absl/log/globals.h"
+#include "ortools/base/init_google.h"
 #include "ortools/linear_solver/linear_solver.h"
 // [END import]
 
@@ -101,7 +104,9 @@ void MipVarArray() {
 }
 }  // namespace operations_research
 
-int main(int argc, char** argv) {
+int main(int argc, char* argv[]) {
+  InitGoogle(argv[0], &argc, &argv, true);
+  absl::SetStderrThreshold(absl::LogSeverityAtLeast::kInfo);
   operations_research::MipVarArray();
   return EXIT_SUCCESS;
 }

ortools/linear_solver/samples/multiple_knapsack_mip.cc

@@ -19,7 +19,10 @@
 #include <numeric>
 #include <vector>
 
+#include "absl/base/log_severity.h"
+#include "absl/log/globals.h"
 #include "absl/strings/str_format.h"
+#include "ortools/base/init_google.h"
 #include "ortools/linear_solver/linear_expr.h"
 #include "ortools/linear_solver/linear_solver.h"
 // [END import]
@@ -129,6 +132,8 @@ void MultipleKnapsackMip() {
 }  // namespace operations_research
 
 int main(int argc, char** argv) {
+  InitGoogle(argv[0], &argc, &argv, true);
+  absl::SetStderrThreshold(absl::LogSeverityAtLeast::kInfo);
   operations_research::MultipleKnapsackMip();
   return EXIT_SUCCESS;
 }

ortools/linear_solver/samples/network_design_ilph_main.cc

@@ -11,8 +11,10 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+#include "absl/base/log_severity.h"
 #include "absl/flags/flag.h"
 #include "absl/log/check.h"
+#include "absl/log/globals.h"
 #include "absl/log/log.h"
 #include "absl/status/status.h"
 #include "absl/strings/str_format.h"
@@ -29,6 +31,7 @@ using operations_research::MPSolver;
 
 int main(int argc, char* argv[]) {
   InitGoogle(argv[0], &argc, &argv, true);
+  absl::SetStderrThreshold(absl::LogSeverityAtLeast::kInfo);
   operations_research::CapacityPlanningInstance request;
   operations_research::CapacityPlanningProblem problem;
   ::absl::Status status =

ortools/linear_solver/samples/simple_lp_program.cc

@@ -17,6 +17,9 @@
 #include <memory>
 #include <ostream>
 
+#include "absl/base/log_severity.h"
+#include "absl/log/globals.h"
+#include "ortools/base/init_google.h"
 #include "ortools/linear_solver/linear_solver.h"
 // [END import]
 
@@ -81,7 +84,9 @@ void SimpleLpProgram() {
 }
 }  // namespace operations_research
 
-int main() {
+int main(int argc, char* argv[]) {
+  InitGoogle(argv[0], &argc, &argv, true);
+  absl::SetStderrThreshold(absl::LogSeverityAtLeast::kInfo);
   operations_research::SimpleLpProgram();
   return EXIT_SUCCESS;
 }

ortools/linear_solver/samples/simple_mip_program.cc

@@ -16,6 +16,9 @@
 // [START import]
 #include <memory>
 
+#include "absl/base/log_severity.h"
+#include "absl/log/globals.h"
+#include "ortools/base/init_google.h"
 #include "ortools/linear_solver/linear_solver.h"
 // [END import]
 
@@ -86,7 +89,9 @@ void SimpleMipProgram() {
 }
 }  // namespace operations_research
 
-int main(int argc, char** argv) {
+int main(int argc, char* argv[]) {
+  InitGoogle(argv[0], &argc, &argv, true);
+  absl::SetStderrThreshold(absl::LogSeverityAtLeast::kInfo);
   operations_research::SimpleMipProgram();
   return EXIT_SUCCESS;
 }

ortools/linear_solver/samples/stigler_diet.cc

@@ -321,8 +321,8 @@ void StiglerDiet() {
 }  // namespace operations_research
 
 int main(int argc, char** argv) {
-  absl::SetStderrThreshold(absl::LogSeverityAtLeast::kInfo);
   InitGoogle(argv[0], &argc, &argv, true);
+  absl::SetStderrThreshold(absl::LogSeverityAtLeast::kInfo);
   operations_research::StiglerDiet();
   return EXIT_SUCCESS;
 }