Commit 69a9664b authored by Adam Wujek's avatar Adam Wujek 💬

patches/buildroot: patch needed when perl 5.22 or later is used on a host system

This fixes builds e.g. on ubuntu 18.04
Signed-off-by: Adam Wujek's avatarAdam Wujek <adam.wujek@cern.ch>
parent 10bef13d
diff --git a/package/automake/0002-port-to-perl-5.22-and-later.patch b/package/automake/0002-port-to-perl-5.22-and-later.patch
new file mode 100644
index 0000000..a7213d4
--- /dev/null
+++ b/package/automake/0002-port-to-perl-5.22-and-later.patch
@@ -0,0 +1,23 @@
+Without this change, Perl 5.22 complains "Unescaped left brace in
+regex is deprecated" and this is planned to become a hard error in
+Perl 5.26. See:
+http://search.cpan.org/dist/perl-5.22.0/pod/perldelta.pod#A_literal_%22{%22_should_now_be_escaped_in_a_pattern
+* bin/automake.in (substitute_ac_subst_variables): Escape left brace.
+
+Backported from:
+http://git.savannah.gnu.org/cgit/automake.git/commit/?id=13f00eb4493c217269b76614759e452d8302955e
+Original author: Paul Eggert <eggert@cs.ucla.edu>
+Signed-off-by: Adam Duskett <aduskett@gmail.com>
+
+diff --git a/bin/automake.in b/bin/automake.in
+index a3a0aa3..2c8f31e 100644
+--- a/bin/automake.in
++++ b/bin/automake.in
+@@ -3878,7 +3878,7 @@ sub substitute_ac_subst_variables_worker
+ sub substitute_ac_subst_variables
+ {
+ my ($text) = @_;
+- $text =~ s/\${([^ \t=:+{}]+)}/substitute_ac_subst_variables_worker ($1)/ge;
++ $text =~ s/\$[{]([^ \t=:+{}]+)}/substitute_ac_subst_variables_worker ($1)/ge;
+ return $text;
+ }
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