journal: cleanup up error handling in update_catalog()

- Negative/positive errno mixup caused duplicates not to be detected properly.
  Now we get a warning about some duplicate entries in our own catalogs...
- Errors in update_catalog would be ignored, but they should not be.

1 files changed, 2 insertions, 1 deletions

diff --git a/src/journal/test-catalog.c b/src/journal/test-catalog.c
index b087a8b81c..967ab6756b 100644
--- a/src/journal/test-catalog.c
+++ b/src/journal/test-catalog.c
@@ -157,7 +157,8 @@ int main(int argc, char *argv[]) {
 
         setlocale(LC_ALL, "de_DE.UTF-8");
 
-        log_set_max_level(LOG_DEBUG);
+        log_parse_environment();
+        log_open();
 
         test_catalog_file_lang();