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authorng0 <ng0@n0.is>2019-03-19 16:42:33 +0000
committerng0 <ng0@n0.is>2019-03-19 17:07:20 +0000
commitc5d729bcff1471a357e75f10f5a782154983fd8f (patch)
tree37c8c810e5e3d23d5693e61a77ec41f38c9d99c7 /m4
parent466dd42d2bd71820bf28b0d8404157db339c6dc7 (diff)
contrib: Move scripts content to scripts/Makefile
Actually build the contrib perl script. Add an m4 script for perl.
Diffstat (limited to 'm4')
-rw-r--r--m4/perl.m448
1 files changed, 48 insertions, 0 deletions
diff --git a/m4/perl.m4 b/m4/perl.m4
new file mode 100644
index 000000000..6f855c7a6
--- /dev/null
+++ b/m4/perl.m4
@@ -0,0 +1,48 @@
+# serial 9
+
+dnl From Jim Meyering.
+dnl Find a new-enough version of Perl.
+
+# Copyright (C) 1998-2001, 2003-2004, 2007, 2009-2018 Free Software Foundation,
+# Inc.
+#
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# GNUnet e.V. comment of origin: gnulib
+
+AC_DEFUN([gl_PERL],
+[
+ dnl FIXME: don't hard-code 5.005
+ AC_MSG_CHECKING([for perl5.005 or newer])
+ if test "${PERL+set}" = set; then
+ # 'PERL' is set in the user's environment.
+ candidate_perl_names="$PERL"
+ perl_specified=yes
+ else
+ candidate_perl_names='perl perl5'
+ perl_specified=no
+ fi
+
+ found=no
+ AC_SUBST([PERL])
+ PERL="$am_missing_run perl"
+ for perl in $candidate_perl_names; do
+ # Run test in a subshell; some versions of sh will print an error if
+ # an executable is not found, even if stderr is redirected.
+ if ( $perl -e 'require 5.005; use File::Compare' ) > /dev/null 2>&1; then
+ PERL=$perl
+ found=yes
+ break
+ fi
+ done
+
+ AC_MSG_RESULT([$found])
+ test $found = no && AC_MSG_WARN([
+WARNING: You don't seem to have perl5.005 or newer installed, or you lack
+ a usable version of the Perl File::Compare module. As a result,
+ you may be unable to run a few tests or to regenerate certain
+ files if you modify the sources from which they are derived.
+] )
+])