util/merge-err-lines

   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 }