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authorOphestra <cat@gensokyo.uk>2025-11-14 01:03:26 +0900
committerOphestra <cat@gensokyo.uk>2025-11-14 01:03:26 +0900
commit6d14bb814f276fd61ca3ff75cb279815cf1bb95d (patch)
tree7d26426940b6205a7b410055db485906a11d28de /container/fhs
parentbe0e387ab07c7d9f1441365a05c4c0141779184a (diff)
container/fhs: add constant for /dev/shm/
This is mounted for the default read-only /dev/ when programs want to use shm_open(3). Defining it here is less error-prone and saves the extra append at runtime. Signed-off-by: Ophestra <cat@gensokyo.uk>
Diffstat (limited to 'container/fhs')
-rw-r--r--container/fhs/abs.go2
-rw-r--r--container/fhs/fhs.go2
2 files changed, 4 insertions, 0 deletions
diff --git a/container/fhs/abs.go b/container/fhs/abs.go
index 9175c1fe..dfd3c04f 100644
--- a/container/fhs/abs.go
+++ b/container/fhs/abs.go
@@ -36,6 +36,8 @@ var (
// AbsDev is [Dev] as [check.Absolute].
AbsDev = unsafeAbs(Dev)
+ // AbsDevShm is [DevShm] as [check.Absolute].
+ AbsDevShm = unsafeAbs(DevShm)
// AbsProc is [Proc] as [check.Absolute].
AbsProc = unsafeAbs(Proc)
// AbsSys is [Sys] as [check.Absolute].
diff --git a/container/fhs/fhs.go b/container/fhs/fhs.go
index 6a3a3041..7e0d36c7 100644
--- a/container/fhs/fhs.go
+++ b/container/fhs/fhs.go
@@ -29,6 +29,8 @@ const (
// Dev points to the root directory for device nodes.
Dev = "/dev/"
+ // DevShm is the place for POSIX shared memory segments, as created via shm_open(3).
+ DevShm = "/dev/shm/"
// Proc points to a virtual kernel file system exposing the process list and other functionality.
Proc = "/proc/"
// ProcSys points to a hierarchy below /proc/ that exposes a number of kernel tunables.