Use O_DIRECTORY when opening directories. This makes some errors a bit

clearer when using -d.
OK deraadt@

diff --git a/usr.sbin/rpki-client/main.c b/usr.sbin/rpki-client/main.c
index 40bb51d..41c0469 100644 (file)
--- a/usr.sbin/rpki-client/main.c
+++ b/usr.sbin/rpki-client/main.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: main.c,v 1.141 2021/05/11 11:48:02 claudio Exp $ */
+/*     $OpenBSD: main.c,v 1.142 2021/06/03 15:10:05 claudio Exp $ */
 /*
  * Copyright (c) 2019 Kristaps Dzonsons <kristaps@bsd.lv>
  *
@@ -701,9 +701,9 @@ main(int argc, char *argv[])
                goto usage;
        }
 
-       if ((cachefd = open(cachedir, O_RDONLY, 0)) == -1)
+       if ((cachefd = open(cachedir, O_RDONLY | O_DIRECTORY, 0)) == -1)
                err(1, "cache directory %s", cachedir);
-       if ((outdirfd = open(outputdir, O_RDONLY, 0)) == -1)
+       if ((outdirfd = open(outputdir, O_RDONLY | O_DIRECTORY, 0)) == -1)
                err(1, "output directory %s", outputdir);
 
        if (outformats == 0)