add mtime checks like 'make' for smarter automation

1 files changed, 4 insertions, 5 deletions

diff --git a/main.go b/main.go
index 8f97dd8..485be83 100644
--- a/main.go
+++ b/main.go
@@ -77,8 +77,8 @@ func doProto(argvProto string) error {
 		me.sh.GoodExit("doClean() ran")
 	}
 
-	if argv.Ctime {
-		doCtime(pf.Filebase)
+	if argv.Mtime {
+		doMtime(pf.Filebase)
 		me.sh.GoodExit("doClean() ran")
 	}
 
@@ -100,9 +100,8 @@ func doProto(argvProto string) error {
 		os.Setenv("PROTOBUF_REGRET", "true")
 	}
 
-	if doCtime(pf.Filebase) {
-		log.Info("nothing changed. exit here")
-		me.sh.GoodExit("doCtime() ran")
+	if doMtime(pf.Filebase) {
+		me.sh.GoodExit(pf.Filename + " did not change")
 	} else {
 		log.Info("ctime check: need to re-run autogenpb")
 	}