tools/syz-cover: support jsonl export

Handy for testing/benchmarking w/o running full syz-manager each time.

1 files changed, 10 insertions, 0 deletions

diff --git a/tools/syz-cover/syz-cover.go b/tools/syz-cover/syz-cover.go
index ffecebf67..05a5fec23 100644
--- a/tools/syz-cover/syz-cover.go
+++ b/tools/syz-cover/syz-cover.go
@@ -44,6 +44,7 @@ func main() {
 			"modules JSON info obtained from /modules (optional)")
 		flagExportCSV      = flag.String("csv", "", "export coverage data in csv format (optional)")
 		flagExportLineJSON = flag.String("json", "", "export coverage data with source line info in json format (optional)")
+		flagExportJSONL    = flag.String("jsonl", "", "export jsonl coverage data (optional)")
 		flagExportHTML     = flag.String("html", "", "save coverage HTML report to file (optional)")
 	)
 	defer tool.Init()()
@@ -100,6 +101,15 @@ func main() {
 		}
 		return
 	}
+	if *flagExportJSONL != "" {
+		if err := rg.DoCoverJSONL(buf, params); err != nil {
+			tool.Fail(err)
+		}
+		if err := osutil.WriteFile(*flagExportJSONL, buf.Bytes()); err != nil {
+			tool.Fail(err)
+		}
+		return
+	}
 	if err := rg.DoHTML(buf, params); err != nil {
 		tool.Fail(err)
 	}