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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;
}
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