[bug#45948] [PATCH 6/5] build: test-driver.scm: Allow running as a standalone script.

[Maxim Cournoyer <maxim.cournoyer@gmail.com>]

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* build-aux/test-driver.scm: Add an exec-based shebang and set the script
executable bit.
(main): Insert a newline after the version string is printed with --version.
---
 build-aux/test-driver.scm | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)
 mode change 100644 => 100755 build-aux/test-driver.scm

diff --git a/build-aux/test-driver.scm b/build-aux/test-driver.scm
old mode 100644
new mode 100755
index aa34e669ff..2d0649ef37
--- a/build-aux/test-driver.scm
+++ b/build-aux/test-driver.scm
@@ -1,6 +1,9 @@
+#!/bin/sh
+exec guile --no-auto-compile -e main -s "$0" "$@"
+!#
 ;;;; test-driver.scm - Guile test driver for Automake testsuite harness
 
-(define script-version "2021-01-18.06") ;UTC
+(define script-version "2021-01-18.14") ;UTC
 
 ;;; Copyright © 2015, 2016 Mathieu Lirzin <mthl@gnu.org>
 ;;; Copyright © 2021 Maxim Cournoyer <maxim.cournoyer@gmail.com>
@@ -201,7 +204,7 @@ cases based on their names."
          (option (cut option-ref opts <> <>)))
     (cond
      ((option 'help #f)    (show-help))
-     ((option 'version #f) (format #t "test-driver.scm ~A" script-version))
+     ((option 'version #f) (format #t "test-driver.scm ~A~%" script-version))
      (else
       (let* ((log (and=> (option 'log-file #f) (cut open-file <> "w0")))
              (trs (and=> (option 'trs-file #f) (cut open-file <> "wl")))
-- 
2.29.2