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errno: add new ERRNO_IS_NOT_SUPPORTED() helper
author
Lennart Poettering
<lennart@poettering.net>
Mon, 15 Jul 2019 11:32:03 +0000
(13:32 +0200)
committer
Lennart Poettering
<lennart@poettering.net>
Tue, 19 Nov 2019 18:12:09 +0000
(19:12 +0100)
src/basic/errno-util.h
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diff --git
a/src/basic/errno-util.h
b/src/basic/errno-util.h
index
6053cde
..
b2723b8
100644
(file)
--- a/
src/basic/errno-util.h
+++ b/
src/basic/errno-util.h
@@
-86,3
+86,11
@@
static inline bool ERRNO_IS_RESOURCE(int r) {
ENFILE,
ENOMEM);
}
+
+/* Three different errors for "operation/system call/ioctl not supported" */
+static inline bool ERRNO_IS_NOT_SUPPORTED(int r) {
+ return IN_SET(abs(r),
+ EOPNOTSUPP,
+ ENOTTY,
+ ENOSYS);
+}