From b56690548449e96d7af3c794434ba89ae0c7fc88 Mon Sep 17 00:00:00 2001
From: Kerin Millar <kfm@plushkava.net>
Date: Tue, 11 Jun 2024 06:48:11 +0100
Subject: Add the from_runscript() function

The function determines whether the current shell is executing an OpenRC
runscript, or is a subprocess of one.

Signed-off-by: Kerin Millar <kfm@plushkava.net>
---
 functions.sh | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/functions.sh b/functions.sh
index 8963b12..605aa48 100644
--- a/functions.sh
+++ b/functions.sh
@@ -315,6 +315,15 @@ from_portage()
 	test "${PORTAGE_BIN_PATH}"
 }
 
+#
+# Determines whether the current shell is executing an OpenRC runscript, or is
+# a subprocess of one.
+#
+from_runscript()
+{
+	has_openrc && test "${RC_OPENRC_PID}"
+}
+
 #
 # Determines whether the kernel cmdline contains the specified parameter as a
 # component of a comma-separated list specified in the format of gentoo=<list>.
-- 
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