From c6397b941fe0c07795d8fd8615c37268c08082cd Mon Sep 17 00:00:00 2001
From: Ophestra <cat@gensokyo.uk>
Date: Wed, 20 Aug 2025 19:29:45 +0900
Subject: [PATCH] container/initproc: check path equivalence by value

Fixes regression introduced while integrating Absolute.

Signed-off-by: Ophestra <cat@gensokyo.uk>
---
 container/initproc.go      |  3 ++-
 container/initproc_test.go | 32 ++++++++++++++++++++++++++++++++
 2 files changed, 34 insertions(+), 1 deletion(-)
 create mode 100644 container/initproc_test.go

diff --git a/container/initproc.go b/container/initproc.go
index 150702a..d3c3753 100644
--- a/container/initproc.go
+++ b/container/initproc.go
@@ -35,7 +35,8 @@ func (p *MountProcOp) apply(state *setupState) error {
 
 func (p *MountProcOp) Is(op Op) bool {
 	vp, ok := op.(*MountProcOp)
-	return ok && ((p == nil && vp == nil) || p == vp)
+	return ok && ((p == nil && vp == nil) ||
+		(p.Target != nil && vp.Target != nil && p.Target.Is(vp.Target)))
 }
 func (*MountProcOp) prefix() string   { return "mounting" }
 func (p *MountProcOp) String() string { return fmt.Sprintf("proc on %q", p.Target) }
diff --git a/container/initproc_test.go b/container/initproc_test.go
new file mode 100644
index 0000000..fe37732
--- /dev/null
+++ b/container/initproc_test.go
@@ -0,0 +1,32 @@
+package container
+
+import "testing"
+
+func TestMountProcOp(t *testing.T) {
+	checkOpsBuilder(t, []opsBuilderTestCase{
+		{"proc", new(Ops).Proc(MustAbs("/proc/")), Ops{
+			&MountProcOp{Target: MustAbs("/proc/")},
+		}},
+	})
+
+	checkOpIs(t, []opIsTestCase{
+		{"zero", new(MountProcOp), new(MountProcOp), false},
+
+		{"target differs", &MountProcOp{
+			Target: MustAbs("/proc/nonexistent"),
+		}, &MountProcOp{
+			Target: MustAbs("/proc/"),
+		}, false},
+
+		{"equals", &MountProcOp{
+			Target: MustAbs("/proc/"),
+		}, &MountProcOp{
+			Target: MustAbs("/proc/"),
+		}, true},
+	})
+
+	checkOpMeta(t, []opMetaTestCase{
+		{"proc", &MountProcOp{Target: MustAbs("/proc/")},
+			"mounting", `proc on "/proc/"`},
+	})
+}