From 6e3f2b4ffee10c0a2a8852ac0842de1da2fb3918 Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Fri, 22 Nov 2019 23:59:32 +0000
Subject: [PATCH 1/1] tests, mtest: Provide and use `prexec' for helping with
 debugging

This prints the make-secnet-sites runes we are about to run.

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---
 mtest/common.tcl | 4 ++--
 test-common.tcl  | 5 +++++
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/mtest/common.tcl b/mtest/common.tcl
index b6fde3e..b436a47 100644
--- a/mtest/common.tcl
+++ b/mtest/common.tcl
@@ -10,12 +10,12 @@ proc mss-program {} {
 }
 
 proc run-mss-userv {user group args} {
-    eval [list exec env USERV_USER=$user USERV_GROUP=$group] \
+    eval [list prexec env USERV_USER=$user USERV_GROUP=$group] \
 	 [mss-program] \
 	 $args
 }
 
-proc run-mss {args} { eval [list exec] [mss-program] $args }
+proc run-mss {args} { eval [list prexec] [mss-program] $args }
 
 proc diff {a b seddery {sedderyb X}} {
     if {![string compare $sedderyb X]} { set sedderyb $seddery }
diff --git a/test-common.tcl b/test-common.tcl
index 162ad3a..04d229c 100644
--- a/test-common.tcl
+++ b/test-common.tcl
@@ -7,6 +7,11 @@ proc prefix_some_path {pathvar entry} {
     set env($pathvar) [join $l :]
 }
 
+proc prexec {args} {
+    puts "exec $args"
+    eval exec $args
+}
+
 if {![catch {
     set builddir $env(SECNET_TEST_BUILDDIR)
 }]} {} else {
-- 
2.30.2