downloadertools: remove apply_patch and build_patch

These seem to be unused.  Let me know if this is not the case.

makepanda/makepanda.py

@@ -4605,16 +4605,6 @@ if PkgSkip("OPENAL") == 0 and not RUNTIME:
 if (PkgSkip("OPENSSL")==0 and not RTDIST and not RUNTIME and PkgSkip("DEPLOYTOOLS")==0):
   OPTS=['DIR:panda/src/downloadertools', 'OPENSSL', 'ZLIB', 'ADVAPI', 'WINSOCK2', 'WINSHELL', 'WINGDI', 'WINUSER']
 
-  TargetAdd('apply_patch_apply_patch.obj', opts=OPTS, input='apply_patch.cxx')
-  TargetAdd('apply_patch.exe', input=['apply_patch_apply_patch.obj'])
-  TargetAdd('apply_patch.exe', input=COMMON_PANDA_LIBS)
-  TargetAdd('apply_patch.exe', opts=OPTS)
-
-  TargetAdd('build_patch_build_patch.obj', opts=OPTS, input='build_patch.cxx')
-  TargetAdd('build_patch.exe', input=['build_patch_build_patch.obj'])
-  TargetAdd('build_patch.exe', input=COMMON_PANDA_LIBS)
-  TargetAdd('build_patch.exe', opts=OPTS)
-
   if not PkgSkip("ZLIB"):
     TargetAdd('check_adler_check_adler.obj', opts=OPTS, input='check_adler.cxx')
     TargetAdd('check_adler.exe', input=['check_adler_check_adler.obj'])

makepanda/makepanda.vcproj

@@ -2087,8 +2087,6 @@
 				<File RelativePath="..\panda\src\downloadertools\multify.cxx"></File>
 				<File RelativePath="..\panda\src\downloadertools\check_md5.cxx"></File>
 				<File RelativePath="..\panda\src\downloadertools\check_crc.cxx"></File>
-				<File RelativePath="..\panda\src\downloadertools\apply_patch.cxx"></File>
-				<File RelativePath="..\panda\src\downloadertools\build_patch.cxx"></File>
 				<File RelativePath="..\panda\src\downloadertools\punzip.cxx"></File>
 			</Filter>
 			<Filter Name="gles2gsg">

panda/src/downloadertools/apply_patch.cxx

@@ -1,46 +0,0 @@
-/**
- * PANDA 3D SOFTWARE
- * Copyright (c) Carnegie Mellon University.  All rights reserved.
- *
- * All use of this software is subject to the terms of the revised BSD
- * license.  You should have received a copy of this license along
- * with this source code in a file named "LICENSE."
- *
- * @file apply_patch.cxx
- */
-
-#include "pandabase.h"
-#include "panda_getopt.h"
-#include "preprocess_argv.h"
-#include "patchfile.h"
-#include "filename.h"
-
-using std::cerr;
-using std::endl;
-
-int
-main(int argc, char **argv) {
-  preprocess_argv(argc, argv);
-
-  if (argc < 3) {
-    cerr << "Usage: apply_patch <patch_file> <old_file>" << endl;
-    cerr << "Will overwrite old_file" << endl;
-    return 1;
-  }
-
-  Filename patch = argv[1];
-  patch.set_binary();
-
-  Filename file = argv[2];
-  file.set_binary();
-
-  Patchfile pfile;
-
-  cerr << "Applying patch file " << patch << " to " << file << endl;
-  if (pfile.apply(patch, file) == false) {
-    cerr << "apply patch failed" << endl;
-    return 1;
-  }
-
-  return 0;
-}

panda/src/downloadertools/build_patch.cxx

@@ -1,125 +0,0 @@
-/**
- * PANDA 3D SOFTWARE
- * Copyright (c) Carnegie Mellon University.  All rights reserved.
- *
- * All use of this software is subject to the terms of the revised BSD
- * license.  You should have received a copy of this license along
- * with this source code in a file named "LICENSE."
- *
- * @file build_patch.cxx
- */
-
-#include "pandabase.h"
-#include "panda_getopt.h"
-#include "preprocess_argv.h"
-#include "patchfile.h"
-#include "filename.h"
-
-using std::cerr;
-using std::endl;
-
-void
-usage() {
-  cerr << "Usage: build_patch [opts] <old_file> <new_file>" << endl;
-}
-
-void
-help() {
-  usage();
-  cerr << "\n"
-    "This program generates a patch file that describes the differences\n"
-    "between any two source files.  The patch file can later be used to\n"
-    "construct <new_file>, given <old_file>.  Arbitrary file types, including\n"
-    "binary files, are supported.\n\n"
-
-    "The patching algorithm can get very slow for very large files.  As an\n"
-    "optimization, if the input files are both Panda Multifiles, the patcher\n"
-    "will by default patch them on a per-subfile basis, which has the potential\n"
-    "to be much faster.  The -c option will forbid this and force the patcher\n"
-    "to work on the full file.\n\n"
-
-    "Options:\n\n"
-
-    "    -o output_name\n"
-    "        Specify the filename of the patch file to generate.\n\n"
-
-    "    -c\n"
-    "        Always generate patches against the complete file, even if the\n"
-    "        input files appear to be multifiles.\n\n"
-
-    "    -f footprint_length\n"
-    "        Specify the footprint length for the patching algorithm.\n\n";
-}
-
-int
-main(int argc, char **argv) {
-  Filename patch_file;
-  bool complete_file = false;
-  int footprint_length = 0;
-
-  // extern char *optarg;
-  extern int optind;
-  static const char *optflags = "o:cf:h";
-  preprocess_argv(argc, argv);
-  int flag = getopt(argc, argv, optflags);
-  Filename rel_path;
-  while (flag != EOF) {
-    switch (flag) {
-    case 'o':
-      patch_file = optarg;
-      break;
-
-    case 'c':
-      complete_file = true;
-      break;
-
-    case 'f':
-      footprint_length = atoi(optarg);
-      break;
-
-    case 'h':
-      help();
-      return 1;
-    case '?':
-      usage();
-      return 1;
-    default:
-      cerr << "Unhandled switch: " << flag << endl;
-      break;
-    }
-    flag = getopt(argc, argv, optflags);
-  }
-  argc -= (optind - 1);
-  argv += (optind - 1);
-
-  if (argc < 3) {
-    usage();
-    return 1;
-  }
-
-  Filename src_file = Filename::from_os_specific(argv[1]);
-  src_file.set_binary();
-
-  Filename dest_file = Filename::from_os_specific(argv[2]);
-  dest_file.set_binary();
-
-  if (patch_file.empty()) {
-    patch_file = dest_file.get_fullpath() + ".pch";
-  }
-  Patchfile pfile;
-
-  pfile.set_allow_multifile(!complete_file);
-  if (footprint_length != 0) {
-    cerr << "Footprint length is " << footprint_length << "\n";
-    pfile.set_footprint_length(footprint_length);
-  }
-
-  cerr << "Building patch file to convert " << src_file << " to "
-       << dest_file << endl;
-  if (pfile.build(src_file, dest_file, patch_file) == false) {
-    cerr << "build patch failed" << endl;
-    return 1;
-  }
-
-  return 0;
-}