maint: remove anachronistic syntax-check

* cfg.mk (sc_no_exec_perl_coreutils): This.  Our new testsuite
layout (perl tests having '.pl' suffix, shell tests having '.sh'
suffix) makes it basically impossible to run into the issue this
check guarded against.

diff --git a/cfg.mk b/cfg.mk
index 2eb46c7..68fe82f 100644 (file)
--- a/cfg.mk
+++ b/cfg.mk
@@ -245,17 +245,6 @@ sc_NEWS_two_empty_lines:
          || { echo '$(ME): use two empty lines to separate NEWS sections' \
                 1>&2; exit 1; } || :
 
-# Perl-based tests used to exec perl from a #!/bin/sh script.
-# Now they all start with #!/usr/bin/perl and the portability
-# infrastructure is in tests/Makefile.am.  Make sure no old-style
-# script sneaks back in.
-sc_no_exec_perl_coreutils:
-       @if test -f $(srcdir)/tests/Coreutils.pm; then                  \
-         grep '^exec  *\$$PERL.*MCoreutils' $$($(VC_LIST) tests) &&    \
-           { echo 1>&2 '$(ME): found anachronistic Perl-based tests';  \
-             exit 1; } || :;                                           \
-       fi
-
 # With split lines, don't leave an operator at end of line.
 # Instead, put it on the following line, where it is more apparent.
 # Don't bother checking for "*" at end of line, since it provokes