commit beb452e226a6110ef7ace94ab1c804f8e5287e04
from: Stefan Sperling <stsp@stsp.name>
via: Thomas Adam <thomas@xteddy.org>
date: Sat Jan 28 15:18:01 2023 UTC

avoid creation of temporary file if no merged log messages will be used

commit - 8279ab8c66b2cff381b52f3b30118c624c93088f
commit + beb452e226a6110ef7ace94ab1c804f8e5287e04
blob - ebb83e1f7c48d140c5018cc14b0f4154252b80d6
blob + db215a3dfb509c965b6cad95da9e863781b562eb
--- got/got.c
+++ got/got.c
@@ -8914,9 +8914,7 @@ lookup_logmsg_ref(char **logmsg_path, struct got_pathl
 
 	TAILQ_INIT(&refs);
 
-	err = got_opentemp_named(logmsg_path, &f, "got-commit-logmsg", "");
-	if (err)
-		goto done;
+	*logmsg_path = NULL;
 
 	err = got_worktree_get_uuid(&uuidstr, worktree);
 	if (err)
@@ -8968,6 +8966,12 @@ lookup_logmsg_ref(char **logmsg_path, struct got_pathl
 			goto done;
 
 		if (add_logmsg) {
+			if (f == NULL) {
+				err = got_opentemp_named(logmsg_path, &f,
+				    "got-commit-logmsg", "");
+				if (err)
+					goto done;
+			}
 			err = cat_logmsg(f, commit, refname, type,
 			    added_logmsg);
 			if (err)