dev/sg: create .bin if it does not exist (sourcegraph#42162)

burmudar · web-flow · commit 4c9d0854e71e · 2022-09-27T14:27:25.000+02:00
diff --git a/dev/sg/internal/run/run.go b/dev/sg/internal/run/run.go
@@ -46,6 +46,14 @@ func Commands(ctx context.Context, parentEnv map[string]string, verbose bool, cm
 		return err
 	}
 
+	// binaries get installed to <repository-root>/.bin. If the binary is installed with go build, then go
+	// will create .bin directory. Some binaries (like docsite) get downloaded instead of built and therefore
+	// need the directory to exist before hand.
+	binDir := filepath.Join(root, ".bin")
+	if err := os.Mkdir(binDir, 0755); err != nil && !os.IsExist(err) {
+		return err
+	}
+
 	wg := sync.WaitGroup{}
 	installSemaphore := semaphore.NewWeighted(MAX_CONCURRENT_BUILD_PROCS)
 	failures := make(chan failedRun, len(cmds))
