parse: Take umask into account in parse_mode()

POSIX 2024 clarified that find(1) is meant to work exactly like chmod(1)
here, so for modes like +rw,-x with no "who" specified, apply the umask.

Link: https://www.austingroupbugs.net/view.php?id=1392

1 files changed, 4 insertions, 0 deletions

diff --git a/src/ctx.h b/src/ctx.h
index b28a63c..064e8b0 100644
--- a/src/ctx.h
+++ b/src/ctx.h
@@ -16,6 +16,7 @@
 #include "trie.h"
 #include <stddef.h>
 #include <sys/resource.h>
+#include <sys/types.h>
 #include <time.h>
 
 struct CFILE;
@@ -98,6 +99,9 @@ struct bfs_ctx {
 	/** The number of files owned by the context. */
 	int nfiles;
 
+	/** The current file creation mask. */
+	mode_t umask;
+
 	/** The initial RLIMIT_NOFILE limits. */
 	struct rlimit orig_nofile;
 	/** The current RLIMIT_NOFILE limits. */