Merge pull request #1043 from stilor/master

Fix older automake with newer Perl

packages/automake/1.11.6/0000-escape-left-brace.patch

@@ -0,0 +1,27 @@
+commit 13f00eb4493c217269b76614759e452d8302955e
+Author: Paul Eggert <eggert@cs.ucla.edu>
+Date:   Thu Mar 31 16:35:29 2016 -0700
+
+    automake: port to Perl 5.22 and later
+
+    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.
+
+---
+ automake.in |    2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+--- a/automake.in
++++ b/automake.in
+@@ -4156,7 +4156,7 @@
+ 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;
+ }
+

packages/automake/1.14.1/0000-escape-left-brace.patch

@@ -0,0 +1,27 @@
+commit 13f00eb4493c217269b76614759e452d8302955e
+Author: Paul Eggert <eggert@cs.ucla.edu>
+Date:   Thu Mar 31 16:35:29 2016 -0700
+
+    automake: port to Perl 5.22 and later
+
+    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.
+
+---
+ bin/automake.in |    2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+--- a/bin/automake.in
++++ b/bin/automake.in
+@@ -3872,7 +3872,7 @@
+ 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;
+ }
+