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main.cxx

/* -----------------------------------------------------------------------------
 * main.cxx
 *
 *     Main entry point to the SWIG core.
 *
 * Author(s) : David Beazley (beazley@cs.uchicago.edu)
 *
 * Copyright (C) 1998-2000.  The University of Chicago
 * Copyright (C) 1995-1998.  The University of Utah and The Regents of the
 *                           University of California.
 *
 * See the file LICENSE for information on usage and redistribution.
 * ----------------------------------------------------------------------------- */

char cvsroot_main_cxx[] = "/cvsroot/SWIG/Source/Modules/main.cxx,v 1.33 2004/01/22 22:42:15 cheetah Exp";

#if defined(_WIN32)
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#endif

#include "swigmod.h"

#include "swigwarn.h"
#include "cparse.h"
#include <ctype.h>

// Global variables

    char       LibDir[512];                      // Library directory
    Language  *lang;                            // Language method
    int        CPlusPlus = 0;
    int        Extend = 0;                      // Extend flag
    int        ForceExtern = 0;                 // Force extern mode
    int        GenerateDefault = 1;             // Generate default constructors
    char      *Config = 0;
    int        NoInclude = 0;
    int        Verbose = 0;
    int        NoExtern = 0;
    int        NoExcept = 0;
    char      *SwigLib;


extern "C" {
extern String  *ModuleName;
}

static const char *usage1 = (const char*)"\
\nGeneral Options\n\
     -c++            - Enable C++ processing\n\
     -co             - Check a file out of the SWIG library\n\
     -dirprot        - Turn on wrapping of protected members for director classes\n\
     -D<symbol>      - Define a symbol <symbol> (for conditional compilation)\n\
     -E              - Preprocess only, does not generate wrapper code\n\
     -fcompact       - Compile in compact mode\n\
     -fvirtual       - Compile in virtual elimination mode\n\
     -Fstandard      - Display error/warning messages in commonly used format\n\
     -Fmicrosoft     - Display error/warning messages in Microsoft format\n\
     -help           - This output\n\
     -I<dir>         - Look for SWIG files in <dir>\n\
     -ignoremissing  - Ignore missing include files\n\
     -importall      - Follow all #include statements as imports\n\
     -includeall     - Follow all #include statements\n\
     -l<ifile>       - Include SWIG library file <ifile>\n\
     -M              - List all dependencies \n\
     -MM             - List dependencies, but omit files in SWIG library\n\
";
// usage string split in two otherwise string is too big for some compilers
static const char *usage2 = (const char*)"\
     -makedefault    - Create default constructors/destructors (the default)\n\
     -module <name>  - Set module name to <name>\n\
     -nocontract     - Turn off contract checking \n\
     -nodefault      - Do not generate constructors/destructors\n\
     -nodirprot      - Do not wrap director protected members\n\
     -noexcept       - Do not wrap exception specifiers\n\
     -noextern       - Do not generate extern declarations\n\
     -noruntime      - Do not include SWIG runtime code\n\
     -o <outfile>    - Set name of the output file to <outfile>\n\
     -outdir <dir>   - Set language specific files output directory\n\
     -runtime        - Make the runtime support code globally visible.\n\
     -small          - Compile in virtual elimination & compact mode\n\
     -swiglib        - Report location of SWIG library and exit\n\
     -v              - Run in verbose mode\n\
     -version        - Print SWIG version number\n\
     -Wall           - Enable all warning messages\n\
     -Wallkw         - Enable keyword warnings for all the supported languages\n\
     -Werror         - Force to treat warnings as errors\n\
     -w<list>        - Suppress/add warning messages by code. \n\
                       Use ',' as separator and the +/- signs as follows \n\
                                             \n\
                             -w+321,401,-402 \n\
                                             \n\
                       where code 321(+) is added, and 401(no sign) and 402(-) \n\
                       are suppressed. See documentation for code meanings.\n\
\n";

// Local variables
static int     freeze = 0;
static String  *lang_config = 0;
static char    *cpp_extension = (char *) "cxx";
static String  *outdir = 0;

// -----------------------------------------------------------------------------
// check_suffix(char *name)
//
// Checks the suffix of a file to see if we should emit extern declarations.
// -----------------------------------------------------------------------------

static int check_suffix(char *name) {
  char *c;
  if (!name) return 0;
  c = Swig_file_suffix(name);
  if ((strcmp(c,".c") == 0) ||
      (strcmp(c,".C") == 0) ||
      (strcmp(c,".cc") == 0) ||
      (strcmp(c,".cxx") == 0) ||
      (strcmp(c,".c++") == 0) ||
      (strcmp(c,".cpp") == 0)) {
    return 1;
  }
  return 0;
}

// -----------------------------------------------------------------------------
// install_opts(int argc, char *argv[])
// Install all command line options as preprocessor symbols
// ----------------------------------------------------------------------------- 

static void install_opts(int argc, char *argv[]) {
  int i;
  int noopt = 0;
  char *c;
  for (i = 1; i < (argc-1); i++) {
    if (argv[i]) {
      if ((*argv[i] == '-') && (!isupper(*(argv[i]+1)))) {
      String *opt = NewStringf("SWIGOPT%(upper)s", argv[i]);
      Replaceall(opt,"-","_");
      c = Char(opt);
      noopt = 0;
      while (*c) {
        if (!(isalnum(*c) || (*c == '_'))) {
          noopt = 1;
          break;
        }
        c++;
      }
      if (((i+1) < (argc-1)) && (argv[i+1]) && (*argv[i+1] != '-')) {
        Printf(opt," %s", argv[i+1]);
        i++;
      } else {
        Printf(opt," 1");
      }
      if (!noopt) {
        /*    Printf(stdout,"%s\n", opt); */
        Preprocessor_define(opt, 0);
      }
      }
    }
  }
}

// -----------------------------------------------------------------------------
// Sets the output directory for language specific (proxy) files if not set and 
// adds trailing file separator if necessary.
// ----------------------------------------------------------------------------- 

static void set_outdir(const String *c_wrapper_file_dir) {

    // Add file delimiter if not present in output directory name
    if (outdir && Len(outdir) != 0) {
        const char* outd = Char(outdir);
        if (strcmp(outd + strlen(outd) - strlen(SWIG_FILE_DELIMETER), SWIG_FILE_DELIMETER) != 0)
            Printv(outdir, SWIG_FILE_DELIMETER, NIL);
    }
    // Use the C wrapper file's directory if the output directory has not been set by user
    if (!outdir)
        outdir = NewString(c_wrapper_file_dir);
}

//-----------------------------------------------------------------
// main()
//
// Main program.    Initializes the files and starts the parser.
//-----------------------------------------------------------------

/* This function sets the name of the configuration file */

void SWIG_config_file(const String_or_char *filename) {
  lang_config = NewString(filename);
}

void SWIG_library_directory(const char *filename) {
  strcpy(LibDir,filename);
}

// Returns the directory for generating language specific files (non C/C++ files)
const String *SWIG_output_directory() {
    assert(outdir);
    return outdir;
}

void SWIG_config_cppext(const char *ext) {
  cpp_extension = (char *) ext;
}

int SWIG_main(int argc, char *argv[], Language *l) {
  int    i;
  char   *c;
  char    temp[512];
  char   *outfile_name = 0;
  int     help = 0;
  int     checkout = 0;
  int     cpp_only = 0;
  int     tm_debug = 0;
  char   *includefiles[256];
  int     includecount = 0;
  int     dump_tags = 0;
  int     dump_tree = 0;
  int     browse = 0;
  int     dump_typedef = 0;
  int     dump_classes = 0;
  int     werror = 0;
  int     depend = 0;
  int     memory_debug = 0;
  int     allkw = 0;
  DOH    *libfiles = 0;
  DOH    *cpps = 0 ;

  /* Initialize the SWIG core */
  Swig_init();
  
  /* Suppress warning messages for private inheritance, preprocessor
     evaluation, might be abstract, overloaded const, and ...

     WARN_PP_EVALUATION            202
     WARN_PARSE_PRIVATE_INHERIT    309
     WARN_TYPE_ABSTRACT            403
     WARN_LANG_OVERLOAD_CONST      512
     WARN_PARSE_BUILTIN_NAME       321
     WARN_PARSE_REDUNDANT          322
  */
  Swig_warnfilter("202,309,403,512,321,322",1);

  // Initialize the preprocessor
  Preprocessor_init();

  lang = l;

  // Set up some default symbols (available in both SWIG interface files
  // and C files)

  Preprocessor_define((DOH *) "SWIG 1", 0);
  Preprocessor_define((DOH *) "__STDC__", 0);
#ifdef MACSWIG
  Preprocessor_define((DOH *) "SWIGMAC 1", 0);
#endif
#ifdef SWIGWIN32
  Preprocessor_define((DOH *) "SWIGWIN32 1", 0);
#endif

  // Set the SWIG version value in format 0xAABBCC from package version expected to be in format A.B.C
  String *package_version = NewString(PACKAGE_VERSION);
  char *token = strtok(Char(package_version), ".");
  String *vers = NewString("SWIG_VERSION 0x");
  int count = 0;
  while (token) {
    int len = strlen(token);
    assert(len == 1 || len == 2);
    Printf(vers, "%s%s", (len == 1) ? "0" : "", token);
    token = strtok(NULL, ".");
    count++;
  }
  Delete(package_version);
  assert(count == 3); // Check version format is correct

  /* Turn on contracts */

  Swig_contract_mode_set(1);
  Preprocessor_define(vers,0);

  /* Turn on director protected mode */
  Wrapper_director_protected_mode_set(0);


  // Check for SWIG_LIB environment variable

  if ((c = getenv("SWIG_LIB")) == (char *) 0) {
#if defined(_WIN32)
      char buf[MAX_PATH];
      char *p;
      if (GetModuleFileName(0, buf, MAX_PATH) == 0
        || (p = strrchr(buf, '\\')) == 0) {
       Printf(stderr, "Warning: Could not determine SWIG library location. Assuming " SWIG_LIB "\n");
       sprintf(LibDir,"%s",SWIG_LIB);    // Build up search paths
      } else {
       strcpy(p+1, "Lib");
       strcpy(LibDir, buf);
      }
#else
       sprintf(LibDir,"%s",SWIG_LIB);    // Build up search paths
#endif                                        
  } else {
      strcpy(LibDir,c);
  }

  SwigLib = Swig_copy_string(LibDir);        // Make a copy of the real library location
  
  libfiles = NewList();

  /* Check for SWIG_FEATURES environment variable */
  if ((c = getenv("SWIG_FEATURES"))) {
    while (*c!='\0') {
      while ((*c)==' ') {
      c++;
      }
      i = 0;
      while ((*c!='\0') && (*c!=' ')) {
      temp[i] = *c;
      c++; i++;
      }
      temp[i]='\0';
      
      if (strcmp(temp, "-fcompact") == 0) {
      Wrapper_compact_print_mode_set(1);
      } else if (strcmp(temp, "-fvirtual") == 0) {
      Wrapper_virtual_elimination_mode_set(1);
      } else if (strcmp(temp,"-dirprot") == 0) {
        Wrapper_director_protected_mode_set(1);
      } else if (strcmp(temp,"-nodirprot") == 0) {
        Wrapper_director_protected_mode_set(0);
      } else if (strcmp(temp, "-small") == 0) {
      Wrapper_compact_print_mode_set(1);
      Wrapper_virtual_elimination_mode_set(1);
      }
    }
  }
  
  // Get options
  for (i = 1; i < argc; i++) {
      if (argv[i]) {
        if (strncmp(argv[i],"-I",2) == 0) {
          // Add a new directory search path
          includefiles[includecount++] = Swig_copy_string(argv[i]+2);
          Swig_mark_arg(i);
        } else if (strncmp(argv[i],"-D",2) == 0) {
          DOH *d = NewString(argv[i]+2);
          Replace(d,(char*)"=",(char*)" ", DOH_REPLACE_ANY | DOH_REPLACE_FIRST);
          Preprocessor_define((DOH *) d,0);
          // Create a symbol
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-E") == 0) {
          cpp_only = 1;
          Swig_mark_arg(i);
        } else if ((strcmp(argv[i],"-verbose") == 0) ||
                 (strcmp(argv[i],"-v") == 0)) {
            Verbose = 1;
            Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-c++") == 0) {
            CPlusPlus=1;
            Preprocessor_define((DOH *) "__cplusplus 1", 0);
            Swig_cparse_cplusplus(1);
            Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-fcompact") == 0) {
          Wrapper_compact_print_mode_set(1);
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-fvirtual") == 0) {
          Wrapper_virtual_elimination_mode_set(1);
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-dirprot") == 0) {
          Wrapper_director_protected_mode_set(1);
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-nodirprot") == 0) {
          Wrapper_director_protected_mode_set(0);
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-small") == 0) {
          Wrapper_compact_print_mode_set(1);
          Wrapper_virtual_elimination_mode_set(1);
          Swig_mark_arg(i);
        } else if ((strcmp(argv[i],"-noruntime") == 0) || (strcmp(argv[i],"-c") == 0)) {
            NoInclude=1;
            Preprocessor_define((DOH *) "SWIG_NOINCLUDE 1", 0);
            Swig_mark_arg(i);
            if (strcmp(argv[i],"-c") == 0) {
            Swig_warning(WARN_DEPRECATED_OPTC, "SWIG",1, "-c command line option is deprecated. Use -noruntime instead.\n");
            }
        } else if ((strcmp(argv[i],"-runtime") == 0)) {
          Preprocessor_define((String *) "SWIG_RUNTIME_MODE 1", 0);
          Swig_mark_arg(i);
          } else if ((strcmp(argv[i],"-make_default") == 0) || (strcmp(argv[i],"-makedefault") == 0)) {
          GenerateDefault = 1;
          Swig_mark_arg(i);
          } else if ((strcmp(argv[i],"-no_default") == 0) || (strcmp(argv[i],"-nodefault") == 0)) {
          GenerateDefault = 0;
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-noexcept") == 0) {
          NoExcept = 1;
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-noextern") == 0) {
          NoExtern = 1;
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-show_templates") == 0) {
          Swig_cparse_debug_templates(1);
          Swig_mark_arg(i);
          } else if (strcmp(argv[i],"-swiglib") == 0) {
          printf("%s\n", LibDir);
          SWIG_exit (EXIT_SUCCESS);
        } else if (strcmp(argv[i],"-o") == 0) {
            Swig_mark_arg(i);
            if (argv[i+1]) {
            outfile_name = Swig_copy_string(argv[i+1]);
            Swig_mark_arg(i+1);
            i++;
            } else {
            Swig_arg_error();
            }
        } else if (strcmp(argv[i],"-version") == 0) {
            fprintf(stderr,"\nSWIG Version %s\n", PACKAGE_VERSION);
            fprintf(stderr,"Copyright (c) 1995-1998\n");
            fprintf(stderr,"University of Utah and the Regents of the University of California\n");
              fprintf(stderr,"Copyright (c) 1998-2003\n");
            fprintf(stderr,"University of Chicago\n");
            fprintf(stderr,"Compiled with %s [%s]\n", SWIG_CXX, SWIG_PLATFORM);
            fprintf(stderr,"\nPlease see %s for reporting bugs and further information\n", PACKAGE_BUGREPORT);
            SWIG_exit (EXIT_SUCCESS);
        } else if (strncmp(argv[i],"-l",2) == 0) {
          // Add a new directory search path
          Append(libfiles,argv[i]+2);
          Swig_mark_arg(i);
          } else if (strcmp(argv[i],"-co") == 0) {
          checkout = 1;
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-freeze") == 0) {
          freeze = 1;
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-includeall") == 0) {
          Preprocessor_include_all(1);
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-importall") == 0) {
          Preprocessor_import_all(1);
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-ignoremissing") == 0) {
          Preprocessor_ignore_missing(1);
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-tm_debug") == 0) {
          tm_debug = 1;
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-module") == 0) {
          Swig_mark_arg(i);
          if (argv[i+1]) {
            ModuleName = NewString(argv[i+1]);      
            Swig_mark_arg(i+1);
          } else {
            Swig_arg_error();
          }
        } else if (strcmp(argv[i],"-M") == 0) {
          depend = 1;
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-MM") == 0) {
          depend = 2;
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-outdir") == 0) {
          Swig_mark_arg(i);
          if (argv[i+1]) {
            outdir = NewString(argv[i+1]);          
            Swig_mark_arg(i+1);
          } else {
            Swig_arg_error();
          }
        } else if (strcmp(argv[i],"-Wall") == 0) {
          Swig_mark_arg(i);
          Swig_warnall();
        } else if (strcmp(argv[i],"-Wallkw") == 0) {
          allkw = 1;
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-Werror") == 0) {
          werror = 1;
          Swig_mark_arg(i);
        } else if (strncmp(argv[i],"-w",2) == 0) {
          Swig_mark_arg(i);
          Swig_warnfilter(argv[i]+2,1);
        } else if (strcmp(argv[i],"-dump_tags") == 0) {
          dump_tags = 1;
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-dump_tree") == 0) {
          dump_tree = 1;
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-nocontract") == 0) {
          Swig_mark_arg(i);
          Swig_contract_mode_set(0);
        } else if (strcmp(argv[i],"-browse") == 0) {
          browse = 1;
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-dump_typedef") == 0) {
          dump_typedef = 1;
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-dump_classes") == 0) {
          dump_classes = 1;
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-dump_memory") == 0) {
          memory_debug =1;
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-Fstandard") == 0) {
            Swig_error_msg_format(EMF_STANDARD);
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-Fmicrosoft") == 0) {
            Swig_error_msg_format(EMF_MICROSOFT);
          Swig_mark_arg(i);
        } else if (strcmp(argv[i],"-help") == 0) {
          fputs(usage1,stderr);
          fputs(usage2,stderr);
          Swig_mark_arg(i);
          help = 1;
        }
      }
  }

  for (i = 0; i < includecount; i++) {
    Swig_add_directory((DOH *) includefiles[i]);
  }

  // Define the __cplusplus symbol
  if (CPlusPlus)
    Preprocessor_define((DOH *) "__cplusplus 1", 0);

  // Parse language dependent options
  lang->main(argc,argv);

  
  if (help) {
    Printf(stderr,"\nNote: 'swig -<lang> -help' displays options for a specific target language.\n\n");
    SWIG_exit (EXIT_SUCCESS);    // Exit if we're in help mode
  }

  // Check all of the options to make sure we're cool.
  Swig_check_options();

  install_opts(argc, argv);

  // Add language dependent directory to the search path
  {
    DOH *rl = NewString("");
    Printf(rl,"%s%s%s", SwigLib, SWIG_FILE_DELIMETER, LibDir);
    Swig_add_directory(rl);
    rl = NewString("");
    Printf(rl,".%sswig_lib%s%s", SWIG_FILE_DELIMETER, SWIG_FILE_DELIMETER, LibDir);
    Swig_add_directory(rl);
  }

  sprintf(temp,"%s%sconfig", SwigLib, SWIG_FILE_DELIMETER);
  Swig_add_directory((DOH *) temp);
  Swig_add_directory((DOH *) "." SWIG_FILE_DELIMETER "swig_lib" SWIG_FILE_DELIMETER "config");
  Swig_add_directory((DOH *) SwigLib);
  Swig_add_directory((DOH *) "." SWIG_FILE_DELIMETER "swig_lib");

  if (Verbose) {
    printf ("LibDir: %s\n", LibDir);
    List *sp = Swig_search_path();
    Iterator s;
    for (s = First(sp); s.item; s = Next(s)) {
      Printf(stdout,"   %s\n", s.item);
    }
  }

  // If we made it this far, looks good. go for it....

  input_file = argv[argc-1];

  // If the user has requested to check out a file, handle that
  if (checkout) {
    DOH *s;
    char *outfile = input_file;
    if (outfile_name)
      outfile = outfile_name;

    if (Verbose)
      printf ("Handling checkout...\n");

    s = Swig_include(input_file);
    if (!s) {
      fprintf(stderr,"Unable to locate '%s' in the SWIG library.\n", input_file);
    } else {
      FILE *f = fopen(outfile,"r");
      if (f) {
      fclose(f);
      fprintf(stderr,"File '%s' already exists. Checkout aborted.\n", outfile);
      } else {
      f = fopen(outfile,"w");
      if (!f) {
        fprintf(stderr,"Unable to create file '%s'\n", outfile);
      } else {
        fprintf(stderr,"'%s' checked out from the SWIG library.\n", input_file);
        fputs(Char(s),f);
        fclose(f);
      }
      }
    }
  } else {
    // Check the suffix for a .c file.  If so, we're going to
    // declare everything we see as "extern"

    ForceExtern = check_suffix(input_file);

    // Run the preprocessor
    if (Verbose)
      printf ("Preprocessing...\n");
    {
      int i;
      String *fs = NewString("");
      FILE *df = Swig_open(input_file);
      if (!df) {
      Printf(stderr,"Unable to find '%s'\n", input_file);
      SWIG_exit (EXIT_FAILURE);
      }
      fclose(df);
      Printf(fs,"%%include \"swig.swg\"\n");
      if (allkw) {
      Printf(fs,"%%include \"allkw.swg\"\n");
      }
      if (lang_config) {
      Printf(fs,"\n%%include \"%s\"\n", lang_config);
      }
      Printf(fs,"%%include \"%s\"\n", Swig_last_file());
      for (i = 0; i < Len(libfiles); i++) {
      Printf(fs,"\n%%include \"%s\"\n", Getitem(libfiles,i));
      }
      Seek(fs,0,SEEK_SET);
      cpps = Preprocessor_parse(fs);
      if (Swig_error_count()) {
      SWIG_exit(EXIT_FAILURE);
      }
      if (cpp_only) {
      Printf(stdout,"%s", cpps);
      while (freeze);
      SWIG_exit (EXIT_SUCCESS);
      }
      if (depend) {
      String *outfile;
      if (!outfile_name) {
        if (CPlusPlus) {
          outfile = NewStringf("%s_wrap.%s", Swig_file_basename(input_file),cpp_extension);
        } else {
          outfile = NewStringf("%s_wrap.c", Swig_file_basename(input_file));
        }
      } else {
        outfile = NewString(outfile_name);
      }
      Printf(stdout,"%s: ", outfile);
      List *files = Preprocessor_depend();
      for (int i = 0; i < Len(files); i++) {
        if ((depend != 2) || ((depend == 2) && (Strncmp(Getitem(files,i),SwigLib, Len(SwigLib)) != 0))) {
          Printf(stdout,"\\\n %s ", Getitem(files,i));
        }
      }
      Printf(stdout,"\n");
      SWIG_exit(EXIT_SUCCESS);
      }
      Seek(cpps, 0, SEEK_SET);
    }

    /* Register a null file with the file handler */
    Swig_register_filebyname("null", NewString(""));

    // Pass control over to the specific language interpreter
    if (Verbose) {
      fprintf (stdout, "Starting language-specific parse...\n");
      fflush (stdout);
    }

    Node *top = Swig_cparse(cpps);


    if (Verbose) {
      Printf(stdout,"Processing types...\n");
    }
    Swig_process_types(top);

    if (Verbose) {
      Printf(stdout,"C++ analysis...\n");
    }
    Swig_default_allocators(top);

    if (Verbose) {
      Printf(stdout,"Generating wrappers...\n");
    }

    if (dump_classes) {
      Hash *classes = Getattr(top,"classes");
      if (classes) {
      Printf(stdout,"Classes\n");
      Printf(stdout,"------------\n");
      Iterator ki;
      for (ki = First(classes); ki.key; ki = Next(ki)) {
        Printf(stdout,"%s\n", ki.key);
      }
      }            
    }

    if (dump_typedef) {
      SwigType_print_scope(0);
    }

    if (dump_tags) {
      Swig_print_tags(top,0);
    }
    if (top) {
      if (!Getattr(top,"name")) {
      Printf(stderr,"*** No module name specified using %%module or -module.\n");
      SWIG_exit(EXIT_FAILURE);
      } else {
      /* Set some filename information on the object */
      Setattr(top,"infile", input_file);
      if (!outfile_name) {
        if (CPlusPlus) {
          Setattr(top,"outfile", NewStringf("%s_wrap.%s", Swig_file_basename(input_file),cpp_extension));
        } else {
          Setattr(top,"outfile", NewStringf("%s_wrap.c", Swig_file_basename(input_file)));
        }
        Setattr(top,"outfile_h", NewStringf("%s_wrap.h", Swig_file_basename(input_file)));
      } else {
          char *ext = strrchr(outfile_name, '.');
          String *basename = ext ? NewStringWithSize(outfile_name,ext-outfile_name) : NewString(outfile_name);
        Setattr(top,"outfile", outfile_name);
        Setattr(top,"outfile_h", NewStringf("%s.h", basename));
          Delete(basename);
      }
        set_outdir(Swig_file_dirname(Getattr(top,"outfile")));
      if (Swig_contract_mode_get()) {
        Swig_contracts(top);
      }
      lang->top(top);
      if (browse) {
        Swig_browser(top,0);
      }
      }
    }
    if (dump_tree) {
      Swig_print_tree(top);
    }
  }
  if (tm_debug) Swig_typemap_debug();
  if (memory_debug) DohMemoryDebug();
  while (freeze);


  if ((werror) && (Swig_warn_count())) {
    return Swig_warn_count();
  }
  return Swig_error_count();
}

// --------------------------------------------------------------------------
// SWIG_exit(int exit_code)
//
// Cleanup and either freeze or exit
// --------------------------------------------------------------------------

void SWIG_exit(int exit_code) {
  while (freeze);
  exit (exit_code);
}


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