Merge pull request #2653 from Pinata-Consulting/make-run-log-name-stem

makefile: make RUN_LOG_NAME_STEM=foo run to specify name of log

flow/Makefile

@@ -1054,7 +1054,7 @@ klayout:
 .phony: run
 run:
 	@mkdir -p $(RESULTS_DIR) $(LOG_DIR) $(REPORTS_DIR) $(OBJECTS_DIR)
-	($(OPENROAD_CMD) -no_splash $(if $(filter %.py,$(RUN_SCRIPT)),-python) $(RUN_SCRIPT) 2>&1 | tee $(abspath $(LOG_DIR)/run.log))
+	($(OPENROAD_CMD) -no_splash $(if $(filter %.py,$(RUN_SCRIPT)),-python) $(RUN_SCRIPT) 2>&1 | tee $(abspath $(LOG_DIR)/$(RUN_LOG_NAME_STEM).log))
 
 # Utilities
 #-------------------------------------------------------------------------------

flow/scripts/variables.yaml

@@ -875,3 +875,12 @@ GDS_ALLOW_EMPTY:
     Regular expression of module names of macros that have no .gds file
   stages:
     - final
+RUN_SCRIPT:
+  description: >
+    Path to script to run from `make run`, python or tcl script detected by
+    .py or .tcl extension.
+RUN_LOG_NAME_STEM:
+  description: >
+    Stem of the log file name, the log file will be named
+    `$(LOG_DIR)/$(RUN_LOG_NAME_STEM).log`.
+  default: run