From cb09c48a26d9ecba4c13ddf4b7f4d88e246b56d9 Mon Sep 17 00:00:00 2001
From: jpsollie <janpieter.sollie@edpnet.be>
Date: Sat, 24 Jul 2021 09:50:52 +0200
Subject: [PATCH] fixup! rst2man detection hangs

rst2man tend to hang when called without arguments, so a small -V is appended to print the version.
Also, make sure we found at least one rst2man executable

Signed-off-by: jpsollie <janpieter.sollie@edpnet.be>
---
 Makefile | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index bdcc5d3..596357c 100644
--- a/Makefile
+++ b/Makefile
@@ -61,18 +61,22 @@ else
 	INITRAMFS_DIR=/etc/initramfs-tools
 endif
 
-var := $(shell rst2man 2>/dev/null)
+var := $(shell rst2man -V 2>/dev/null)
 ifeq ($(.SHELLSTATUS),0)
 	RST2MAN=rst2man
 endif
 
-var := $(shell rst2man.py 2>/dev/null)
+var := $(shell rst2man.py -V 2>/dev/null)
 ifeq ($(.SHELLSTATUS),0)
 	RST2MAN=rst2man.py
 endif
 
 undefine var
 
+ifeq (,$(RST2MAN))
+	@echo "WARNING: no RST2MAN found!"
+endif
+
 .PHONY: all
 all: bcachefs bcachefs.5
 
-- 
2.39.5