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      1 #! /usr/bin/env perl
      2 # Copyright 2019 The OpenSSL Project Authors. All Rights Reserved.
      3 #
      4 # Licensed under the Apache License 2.0 (the "License").  You may not use
      5 # this file except in compliance with the License.  You can obtain a copy
      6 # in the file LICENSE in the source distribution or at
      7 # https://www.openssl.org/source/license.html
      8 
      9 # Sometimes calls to XXXerr() are split into two lines, because the define'd
     10 # names are very long.  This script looks for those lines and merges them.
     11 # It should be run before the "err-to-raise" script.
     12 
     13 # Run this program like this:
     14 #       perl -pi util/merge-err-lines files...
     15 # or
     16 #       git grep -l '[A-Z0-9]err([^)]*$' | xargs perl -pi util/merge-err-lines
     17 
     18 use strict;
     19 use warnings;
     20 
     21 # Look for "{whitespace}XXXerr(no-close-paren{WHITESPACE}" lines
     22 if ( /^ *[_A-Z0-9]+err\([^)]+ *$/ ) {
     23     my $copy = $_;
     24     chop($copy);
     25     $copy =~ s/ +$//;
     26     my $next = <>;
     27     $next =~ s/^ +//;
     28     $_ = $copy . ' ' . $next;
     29 }
     30