If the intended header file doesn't exist, create it.

diff --git a/util/mkerr.pl b/util/mkerr.pl
index fc481eec0a0844acbce3ea979087a38c87d54b4c..6c2237d1423e24df2fd65818defe4f097fee1703 100644 (file)
--- a/util/mkerr.pl
+++ b/util/mkerr.pl
@@ -82,38 +82,40 @@ while (($hdr, $lib) = each %libinc)
 {
        next if($hdr eq "NONE");
        print STDERR "Scanning header file $hdr\n" if $debug; 
-       open(IN, "<$hdr") || die "Can't open Header file $hdr\n";
-       my $line = "", $def= "", $linenr = 0;
-       while(<IN>) {
-           $linenr++;
-           print STDERR "line: $linenr\r" if $debug;
-
-           last if(/BEGIN\s+ERROR\s+CODES/);
-           if ($line ne '') {
-               $_ = $line . $_;
-               $line = '';
-           }
+       my $line = "", $def= "", $linenr = 0, $gotfile = 0;
+       if (open(IN, "<$hdr")) {
+           $gotfile = 1;
+           while(<IN>) {
+               $linenr++;
+               print STDERR "line: $linenr\r" if $debug;
+
+               last if(/BEGIN\s+ERROR\s+CODES/);
+               if ($line ne '') {
+                   $_ = $line . $_;
+                   $line = '';
+               }
 
-           if (/\\$/) {
-               $line = $_;
-               next;
-           }
+               if (/\\$/) {
+                   $line = $_;
+                   next;
+               }
 
-           $cpp = 1 if /^#.*ifdef.*cplusplus/;  # skip "C" declaration
-           if ($cpp) {
-               $cpp = 0 if /^#.*endif/;
-               next;
-           }
+               $cpp = 1 if /^#.*ifdef.*cplusplus/;  # skip "C" declaration
+               if ($cpp) {
+                   $cpp = 0 if /^#.*endif/;
+                   next;
+               }
 
-           next if (/^#/);                      # skip preprocessor directives
+               next if (/^\#/);                      # skip preprocessor directives
 
-           s/\/\*.*?\*\///gs;                   # ignore comments
-           s/{[^{}]*}//gs;                      # ignore {} blocks
+               s/\/\*.*?\*\///gs;                   # ignore comments
+               s/{[^{}]*}//gs;                      # ignore {} blocks
 
-           if (/{|\/\*/) { # Add a } so editor works...
-               $line = $_;
-           } else {
-               $def .= $_;
+               if (/\{|\/\*/) { # Add a } so editor works...
+                   $line = $_;
+               } else {
+                   $def .= $_;
+               }
            }
        }
 
@@ -155,8 +157,9 @@ while (($hdr, $lib) = each %libinc)
        # Scan function and reason codes and store them: keep a note of the
        # maximum code used.
 
-       while(<IN>) {
-               if(/^#define\s+(\S+)\s+(\S+)/) {
+       if ($gotfile) {
+           while(<IN>) {
+               if(/^\#define\s+(\S+)\s+(\S+)/) {
                        $name = $1;
                        $code = $2;
                        next if $name =~ /^${lib}err/;
@@ -177,6 +180,7 @@ while (($hdr, $lib) = each %libinc)
                                $fcodes{$name} = $code;
                        }
                }
+           }
        }
        close IN;
 }
@@ -248,15 +252,74 @@ foreach $lib (keys %csrc)
 
        # Rewrite the header file
 
-       open(IN, "<$hfile") || die "Can't Open Header File $hfile\n";
-
-       # Copy across the old file
-       while(<IN>) {
+       if (open(IN, "<$hfile")) {
+           # Copy across the old file
+           while(<IN>) {
                push @out, $_;
                last if (/BEGIN ERROR CODES/);
+           }
+           close IN;
+       } else {
+           push @out,
+"/* ====================================================================\n",
+" * Copyright (c) 2001 The OpenSSL Project.  All rights reserved.\n",
+" *\n",
+" * Redistribution and use in source and binary forms, with or without\n",
+" * modification, are permitted provided that the following conditions\n",
+" * are met:\n",
+" *\n",
+" * 1. Redistributions of source code must retain the above copyright\n",
+" *    notice, this list of conditions and the following disclaimer. \n",
+" *\n",
+" * 2. Redistributions in binary form must reproduce the above copyright\n",
+" *    notice, this list of conditions and the following disclaimer in\n",
+" *    the documentation and/or other materials provided with the\n",
+" *    distribution.\n",
+" *\n",
+" * 3. All advertising materials mentioning features or use of this\n",
+" *    software must display the following acknowledgment:\n",
+" *    \"This product includes software developed by the OpenSSL Project\n",
+" *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)\"\n",
+" *\n",
+" * 4. The names \"OpenSSL Toolkit\" and \"OpenSSL Project\" must not be used to\n",
+" *    endorse or promote products derived from this software without\n",
+" *    prior written permission. For written permission, please contact\n",
+" *    openssl-core\@openssl.org.\n",
+" *\n",
+" * 5. Products derived from this software may not be called \"OpenSSL\"\n",
+" *    nor may \"OpenSSL\" appear in their names without prior written\n",
+" *    permission of the OpenSSL Project.\n",
+" *\n",
+" * 6. Redistributions of any form whatsoever must retain the following\n",
+" *    acknowledgment:\n",
+" *    \"This product includes software developed by the OpenSSL Project\n",
+" *    for use in the OpenSSL Toolkit (http://www.openssl.org/)\"\n",
+" *\n",
+" * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY\n",
+" * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\n",
+" * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR\n",
+" * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR\n",
+" * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,\n",
+" * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT\n",
+" * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;\n",
+" * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)\n",
+" * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,\n",
+" * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)\n",
+" * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED\n",
+" * OF THE POSSIBILITY OF SUCH DAMAGE.\n",
+" * ====================================================================\n",
+" *\n",
+" * This product includes cryptographic software written by Eric Young\n",
+" * (eay\@cryptsoft.com).  This product includes software written by Tim\n",
+" * Hudson (tjh\@cryptsoft.com).\n",
+" *\n",
+" */\n",
+"\n",
+"#ifndef HEADER_${lib}_ERR_H\n",
+"#define HEADER_${lib}_ERR_H\n",
+"\n",
+"/* BEGIN ERROR CODES */\n";
        }
-       close IN;
-
        open (OUT, ">$hfile") || die "Can't Open File $hfile for writing\n";
 
        print OUT @out;