From: Ondrej Valousek <ondrej.valousek.xm@renesas.com>
To: bug-gnulib@gnu.org
Cc: Ondrej Valousek <ondrej.valousek.xm@renesas.com>
Subject: [PATCH] better explain functions [q]set-acl.c
Date: Mon, 16 Jan 2023 14:42:45 +0100 [thread overview]
Message-ID: <20230116134243.1701927-1-ondrej.valousek.xm@renesas.com> (raw)
Improve comments for both functions
---
lib/qset-acl.c | 16 +++++++++-------
lib/set-acl.c | 13 +++++++------
2 files changed, 16 insertions(+), 13 deletions(-)
diff --git a/lib/qset-acl.c b/lib/qset-acl.c
index c3442d060f..0ae026f031 100644
--- a/lib/qset-acl.c
+++ b/lib/qset-acl.c
@@ -27,13 +27,15 @@
#include "acl-internal.h"
-/* Set the access control lists of a file. If DESC is a valid file
- descriptor, use file descriptor operations where available, else use
- filename based operations on NAME. If access control lists are not
- available, fchmod the target file to MODE. Also sets the
- non-permission bits of the destination file (S_ISUID, S_ISGID, S_ISVTX)
- to those from MODE if any are set.
+/* Set the access control lists of a file to match *exactly* MODE (this might
+ remove inherited ACLs). Note chmod() tends to honor inherited/default
+ ACLs. If DESC is a valid file descriptor, use file descriptor operations
+ where available, else use filename based operations on NAME. If access
+ control lists are not available, fchmod the target file to MODE. Also
+ sets the non-permission bits of the destination file
+ (S_ISUID, S_ISGID, S_ISVTX) to those from MODE if any are set.
Return 0 if successful. Return -1 and set errno upon failure. */
int
qset_acl (char const *name, int desc, mode_t mode)
diff --git a/lib/set-acl.c b/lib/set-acl.c
index 9111911864..561ff47824 100644
--- a/lib/set-acl.c
+++ b/lib/set-acl.c
@@ -29,12 +29,13 @@
#define _(msgid) gettext (msgid)
-/* Set the access control lists of a file. If DESC is a valid file
- descriptor, use file descriptor operations where available, else use
- filename based operations on NAME. If access control lists are not
- available, fchmod the target file to MODE. Also sets the
- non-permission bits of the destination file (S_ISUID, S_ISGID, S_ISVTX)
- to those from MODE if any are set.
+/* Set the access control lists of a file to match *exactly* MODE (this might
+ remove inherited ACLs). Note chmod() tends to honor inherited/default
+ ACLs. If DESC is a valid file descriptor, use file descriptor operations
+ where available, else use filename based operations on NAME. If access
+ control lists are not available, fchmod the target file to MODE. Also
+ sets the non-permission bits of the destination file
+ (S_ISUID, S_ISGID, S_ISVTX) to those from MODE if any are set.
Return 0 if successful. On failure, output a diagnostic, set errno and
return -1. */
--
2.39.0
next reply other threads:[~2023-01-16 13:44 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-16 13:42 Ondrej Valousek [this message]
2023-01-16 17:19 ` [PATCH] better explain functions [q]set-acl.c Bruno Haible
-- strict thread matches above, loose matches on Subject: below --
2023-01-16 13:29 Ondrej Valousek
2023-01-16 13:38 ` Bruno Haible
2023-01-09 13:54 Ondrej Valousek
2023-01-11 16:14 ` Bruno Haible
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