From 5c6cf732a610b270318ee0d9546f145d1bd48881 Mon Sep 17 00:00:00 2001
From: "Anna (cybertailor) Vyalkova" <cyber+gentoo@sysrq.in>
Date: Sun, 17 Jul 2022 02:08:14 +0500
Subject: [PATCH] nim-utils.eclass: add ekoch helper

Signed-off-by: Anna (cybertailor) Vyalkova <cyber+gentoo@sysrq.in>
---
 eclass/nim-utils.eclass | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/eclass/nim-utils.eclass b/eclass/nim-utils.eclass
index b5ce4d6b00..fae8bb2929 100644
--- a/eclass/nim-utils.eclass
+++ b/eclass/nim-utils.eclass
@@ -61,6 +61,30 @@ enim() {
 	"$@" || die -n "${*} failed"
 }
 
+# @FUNCTION: ekoch
+# @USAGE: [<args>...]
+# @DESCRIPTION:
+# Call koch, passing the supplied arguments.  Used only for building compilers
+# that originate from Nim.
+# This function dies if koch fails.
+ekoch() {
+	debug-print-function ${FUNCNAME} "${@}"
+
+	local koch
+	case "${CATEGORY}/${PN}" in
+		dev-lang/nim)
+			koch="./koch"
+			[[ -e ${koch} ]] || enim c koch
+			;;
+		*)
+			eerror "${FUNCNAME} is not implemented for ${CATEGORY}/${PN}" ;;
+	esac
+
+	set -- ${koch} "${@}"
+	echo "$@" >&2
+	"$@" || die -n "${*} failed"
+}
+
 # @FUNCTION: etestament
 # @USAGE: [<args>...]
 # @DESCRIPTION: