Reflecting build failures in the status code of the process

tools/build_api.py

@@ -26,7 +26,7 @@ from os.path import join, exists, basename, abspath
 from os import getcwd
 from time import time
 
-from tools.utils import mkdir, run_cmd, run_cmd_ext, NotSupportedException
+from tools.utils import mkdir, run_cmd, run_cmd_ext, NotSupportedException, ToolException
 from tools.paths import MBED_TARGETS_PATH, MBED_LIBRARIES, MBED_API, MBED_HAL, MBED_COMMON
 from tools.targets import TARGET_NAMES, TARGET_MAP
 from tools.libraries import Library

tools/test.py

@@ -130,8 +130,10 @@ if __name__ == '__main__':
             build_report = {}
             build_properties = {}
 
+            library_build_success = True
+            try:
                 # Build sources
-            lib_build_res = build_library(base_source_paths, options.build_dir, target, options.tool,
+                build_library(base_source_paths, options.build_dir, target, options.tool,
                                                 options=options.options,
                                                 jobs=options.jobs,
                                                 clean=options.clean,
@@ -140,9 +142,14 @@ if __name__ == '__main__':
                                                 name="mbed-os",
                                                 macros=options.macros,
                                                 archive=False)
+            except Exception, e:
+                library_build_success = False
+                print "Failed to build library"
+                print e
                 
+            if library_build_success:
                 # Build all the tests
-            test_build = build_tests(tests, [options.build_dir], options.build_dir, target, options.tool,
+                test_build_success, test_build = build_tests(tests, [options.build_dir], options.build_dir, target, options.tool,
                         options=options.options,
                         clean=options.clean,
                         report=build_report,
@@ -150,6 +157,9 @@ if __name__ == '__main__':
                         macros=options.macros,
                         jobs=options.jobs)
                         
+                if not test_build_success:
+                    print "Failed to build some tests, check build log for details"
+                
                 # If a path to a test spec is provided, write it to a file
                 if options.test_spec:
                     test_spec_data = test_spec_from_test_build(test_build)
@@ -171,7 +181,11 @@ if __name__ == '__main__':
             if options.build_report_junit:
                 report_exporter = ReportExporter(ResultExporterType.JUNIT)
                 report_exporter.report_to_file(build_report, options.build_report_junit, test_suite_properties=build_properties)
-        sys.exit()
+        
+        if library_build_success and test_build_success:
+            sys.exit(0)
+        else:
+            sys.exit(1)
 
     except KeyboardInterrupt, e:
         print "\n[CTRL+c] exit"

tools/test_api.py

@@ -2029,7 +2029,10 @@ def build_tests(tests, base_source_paths, build_path, target, toolchain_name,
         options=None, clean=False, notify=None, verbose=False, jobs=1,
         macros=None, silent=False, report=None, properties=None):
     """Given the data structure from 'find_tests' and the typical build parameters,
-    build all the tests and return a test build data structure"""
+    build all the tests
+    
+    Returns a tuple of the build result (True or False) followed by the test
+    build data structure"""
     
     test_build = {
         "platform": target.name,
@@ -2040,6 +2043,8 @@ def build_tests(tests, base_source_paths, build_path, target, toolchain_name,
         "tests": {}
     }
     
+    result = True
+    
     for test_name, test_path in tests.iteritems():
         test_build_path = os.path.join(build_path, test_path)
         src_path = base_source_paths + [test_path]
@@ -2056,6 +2061,7 @@ def build_tests(tests, base_source_paths, build_path, target, toolchain_name,
                                      verbose=verbose)
 
         except Exception, e:
+            result = False
             continue
         
         # If a clean build was carried out last time, disable it for the next build.
@@ -2080,7 +2086,7 @@ def build_tests(tests, base_source_paths, build_path, target, toolchain_name,
     test_builds["%s-%s" % (target.name, toolchain_name)] = test_build
     
     
-    return test_builds
+    return result, test_builds
     
 
 def test_spec_from_test_build(test_builds):