applications/hydrodynamics/HydroCmd.cpp

/*
  File autogenerated by gengetopt version 2.22.4
  generated with the following command:
  gengetopt -F HydroCmd -u 

  The developers of gengetopt consider the fixed text that goes in all
  gengetopt output files to be in the public domain:
  we make no copyright claims on it.
*/

/* If we use autoconf.  */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#ifndef FIX_UNUSED
#define FIX_UNUSED(X) (void) (X) /* avoid warnings for unused params */
#endif

#include <getopt.h>

#include "HydroCmd.h"

const char *gengetopt_args_info_purpose = "\n +-----------------------------------------------------------------------+\n |    ____                    __  ___ ____                               |\n |   / __ \\____  ___  ____   /  |/  // __ \\  The Open Molecular Dynamics |\n |  / / / / __ \\/ _ \\/ __ \\ / /|_/ // / / /  Engine (formerly OOPSE).    |\n | / /_/ / /_/ /  __/ / / // /  / // /_/ /                               |\n | \\____/ .___/\\___/_/ /_//_/  /_//_____/    Copyright 2004-2009 by the  |\n |     /_/                                   University of Notre Dame.   |\n |                                                                       |\n |                                           http://www.openmd.net       |\n |                                                                       |\n | OpenMD is an OpenScience project.  All source code is available for   |\n | any use whatsoever under a BSD-style license.                         |\n |                                                                       |\n | Support OpenScience!  If you use OpenMD or its source code in your    |\n | research, please cite the appropriate papers when you publish your    |\n | work.  Good starting points are:                                      |\n |                                                                       |\n | [1]  Meineke, et al., J. Comp. Chem. 26, 252-271 (2005).              |\n | [2]  Fennell & Gezelter, J. Chem. Phys. 124, 234104 (2006).           |\n | [3]  Sun, Lin & Gezelter, J. Chem. Phys. 128, 24107 (2008).           |\n | [4]  Vardeman, Stocker & Gezelter, J. Chem. Theory Comput. 7, 834 (2011).                         |\n +-----------------------------------------------------------------------+";

const char *gengetopt_args_info_usage = "Usage: Hydro [OPTIONS]... [FILES]...";

const char *gengetopt_args_info_description = "";

const char *gengetopt_args_info_help[] = {
  "  -h, --help            Print help and exit",
  "  -V, --version         Print version and exit",
  "  -i, --input=filename  input MetaData (md) file",
  "  -o, --output=STRING   output file prefix  (default=`hydro')",
  "      --model=STRING    hydrodynamics model (supports RoughShell and BeadModel)",
  "  -b, --beads           generate the beads only, hydrodynamics will be \n                          performed  (default=off)",
    0
};

typedef enum {ARG_NO
  , ARG_FLAG
  , ARG_STRING
} cmdline_parser_arg_type;

static
void clear_given (struct gengetopt_args_info *args_info);
static
void clear_args (struct gengetopt_args_info *args_info);

static int
cmdline_parser_internal (int argc, char **argv, struct gengetopt_args_info *args_info,
                        struct cmdline_parser_params *params, const char *additional_error);

static int
cmdline_parser_required2 (struct gengetopt_args_info *args_info, const char *prog_name, const char *additional_error);

static char *
gengetopt_strdup (const char *s);

static
void clear_given (struct gengetopt_args_info *args_info)
{
  args_info->help_given = 0 ;
  args_info->version_given = 0 ;
  args_info->input_given = 0 ;
  args_info->output_given = 0 ;
  args_info->model_given = 0 ;
  args_info->beads_given = 0 ;
}

static
void clear_args (struct gengetopt_args_info *args_info)
{
  FIX_UNUSED (args_info);
  args_info->input_arg = NULL;
  args_info->input_orig = NULL;
  args_info->output_arg = gengetopt_strdup ("hydro");
  args_info->output_orig = NULL;
  args_info->model_arg = NULL;
  args_info->model_orig = NULL;
  args_info->beads_flag = 0;
  
}

static
void init_args_info(struct gengetopt_args_info *args_info)
{


  args_info->help_help = gengetopt_args_info_help[0] ;
  args_info->version_help = gengetopt_args_info_help[1] ;
  args_info->input_help = gengetopt_args_info_help[2] ;
  args_info->output_help = gengetopt_args_info_help[3] ;
  args_info->model_help = gengetopt_args_info_help[4] ;
  args_info->beads_help = gengetopt_args_info_help[5] ;
  
}

void
cmdline_parser_print_version (void)
{
  printf ("%s %s\n",
     (strlen(CMDLINE_PARSER_PACKAGE_NAME) ? CMDLINE_PARSER_PACKAGE_NAME : CMDLINE_PARSER_PACKAGE),
     CMDLINE_PARSER_VERSION);
}

static void print_help_common(void) {
  cmdline_parser_print_version ();

  if (strlen(gengetopt_args_info_purpose) > 0)
    printf("\n%s\n", gengetopt_args_info_purpose);

  if (strlen(gengetopt_args_info_usage) > 0)
    printf("\n%s\n", gengetopt_args_info_usage);

  printf("\n");

  if (strlen(gengetopt_args_info_description) > 0)
    printf("%s\n\n", gengetopt_args_info_description);
}

void
cmdline_parser_print_help (void)
{
  int i = 0;
  print_help_common();
  while (gengetopt_args_info_help[i])
    printf("%s\n", gengetopt_args_info_help[i++]);
}

void
cmdline_parser_init (struct gengetopt_args_info *args_info)
{
  clear_given (args_info);
  clear_args (args_info);
  init_args_info (args_info);

  args_info->inputs = 0;
  args_info->inputs_num = 0;
}

void
cmdline_parser_params_init(struct cmdline_parser_params *params)
{
  if (params)
    { 
      params->override = 0;
      params->initialize = 1;
      params->check_required = 1;
      params->check_ambiguity = 0;
      params->print_errors = 1;
    }
}

struct cmdline_parser_params *
cmdline_parser_params_create(void)
{
  struct cmdline_parser_params *params = 
    (struct cmdline_parser_params *)malloc(sizeof(struct cmdline_parser_params));
  cmdline_parser_params_init(params);  
  return params;
}

static void
free_string_field (char **s)
{
  if (*s)
    {
      free (*s);
      *s = 0;
    }
}


static void
cmdline_parser_release (struct gengetopt_args_info *args_info)
{
  unsigned int i;
  free_string_field (&(args_info->input_arg));
  free_string_field (&(args_info->input_orig));
  free_string_field (&(args_info->output_arg));
  free_string_field (&(args_info->output_orig));
  free_string_field (&(args_info->model_arg));
  free_string_field (&(args_info->model_orig));
  
  
  for (i = 0; i < args_info->inputs_num; ++i)
    free (args_info->inputs [i]);

  if (args_info->inputs_num)
    free (args_info->inputs);

  clear_given (args_info);
}


static void
write_into_file(FILE *outfile, const char *opt, const char *arg, const char *values[])
{
  FIX_UNUSED (values);
  if (arg) {
    fprintf(outfile, "%s=\"%s\"\n", opt, arg);
  } else {
    fprintf(outfile, "%s\n", opt);
  }
}


int
cmdline_parser_dump(FILE *outfile, struct gengetopt_args_info *args_info)
{
  int i = 0;

  if (!outfile)
    {
      fprintf (stderr, "%s: cannot dump options to stream\n", CMDLINE_PARSER_PACKAGE);
      return EXIT_FAILURE;
    }

  if (args_info->help_given)
    write_into_file(outfile, "help", 0, 0 );
  if (args_info->version_given)
    write_into_file(outfile, "version", 0, 0 );
  if (args_info->input_given)
    write_into_file(outfile, "input", args_info->input_orig, 0);
  if (args_info->output_given)
    write_into_file(outfile, "output", args_info->output_orig, 0);
  if (args_info->model_given)
    write_into_file(outfile, "model", args_info->model_orig, 0);
  if (args_info->beads_given)
    write_into_file(outfile, "beads", 0, 0 );
  

  i = EXIT_SUCCESS;
  return i;
}

int
cmdline_parser_file_save(const char *filename, struct gengetopt_args_info *args_info)
{
  FILE *outfile;
  int i = 0;

  outfile = fopen(filename, "w");

  if (!outfile)
    {
      fprintf (stderr, "%s: cannot open file for writing: %s\n", CMDLINE_PARSER_PACKAGE, filename);
      return EXIT_FAILURE;
    }

  i = cmdline_parser_dump(outfile, args_info);
  fclose (outfile);

  return i;
}

void
cmdline_parser_free (struct gengetopt_args_info *args_info)
{
  cmdline_parser_release (args_info);
}

/** @brief replacement of strdup, which is not standard */
char *
gengetopt_strdup (const char *s)
{
  char *result = 0;
  if (!s)
    return result;

  result = (char*)malloc(strlen(s) + 1);
  if (result == (char*)0)
    return (char*)0;
  strcpy(result, s);
  return result;
}

int
cmdline_parser (int argc, char **argv, struct gengetopt_args_info *args_info)
{
  return cmdline_parser2 (argc, argv, args_info, 0, 1, 1);
}

int
cmdline_parser_ext (int argc, char **argv, struct gengetopt_args_info *args_info,
                   struct cmdline_parser_params *params)
{
  int result;
  result = cmdline_parser_internal (argc, argv, args_info, params, 0);

  if (result == EXIT_FAILURE)
    {
      cmdline_parser_free (args_info);
      exit (EXIT_FAILURE);
    }
  
  return result;
}

int
cmdline_parser2 (int argc, char **argv, struct gengetopt_args_info *args_info, int override, int initialize, int check_required)
{
  int result;
  struct cmdline_parser_params params;
  
  params.override = override;
  params.initialize = initialize;
  params.check_required = check_required;
  params.check_ambiguity = 0;
  params.print_errors = 1;

  result = cmdline_parser_internal (argc, argv, args_info, &params, 0);

  if (result == EXIT_FAILURE)
    {
      cmdline_parser_free (args_info);
      exit (EXIT_FAILURE);
    }
  
  return result;
}

int
cmdline_parser_required (struct gengetopt_args_info *args_info, const char *prog_name)
{
  int result = EXIT_SUCCESS;

  if (cmdline_parser_required2(args_info, prog_name, 0) > 0)
    result = EXIT_FAILURE;

  if (result == EXIT_FAILURE)
    {
      cmdline_parser_free (args_info);
      exit (EXIT_FAILURE);
    }
  
  return result;
}

int
cmdline_parser_required2 (struct gengetopt_args_info *args_info, const char *prog_name, const char *additional_error)
{
  int error = 0;
  FIX_UNUSED (additional_error);

  /* checks for required options */
  if (! args_info->input_given)
    {
      fprintf (stderr, "%s: '--input' ('-i') option required%s\n", prog_name, (additional_error ? additional_error : ""));
      error = 1;
    }
  
  if (! args_info->model_given)
    {
      fprintf (stderr, "%s: '--model' option required%s\n", prog_name, (additional_error ? additional_error : ""));
      error = 1;
    }
  
  
  /* checks for dependences among options */

  return error;
}


static char *package_name = 0;

/**
 * @brief updates an option
 * @param field the generic pointer to the field to update
 * @param orig_field the pointer to the orig field
 * @param field_given the pointer to the number of occurrence of this option
 * @param prev_given the pointer to the number of occurrence already seen
 * @param value the argument for this option (if null no arg was specified)
 * @param possible_values the possible values for this option (if specified)
 * @param default_value the default value (in case the option only accepts fixed values)
 * @param arg_type the type of this option
 * @param check_ambiguity @see cmdline_parser_params.check_ambiguity
 * @param override @see cmdline_parser_params.override
 * @param no_free whether to free a possible previous value
 * @param multiple_option whether this is a multiple option
 * @param long_opt the corresponding long option
 * @param short_opt the corresponding short option (or '-' if none)
 * @param additional_error possible further error specification
 */
static
int update_arg(void *field, char **orig_field,
               unsigned int *field_given, unsigned int *prev_given, 
               char *value, const char *possible_values[],
               const char *default_value,
               cmdline_parser_arg_type arg_type,
               int check_ambiguity, int override,
               int no_free, int multiple_option,
               const char *long_opt, char short_opt,
               const char *additional_error)
{
  char *stop_char = 0;
  const char *val = value;
  int found;
  char **string_field;
  FIX_UNUSED (field);

  stop_char = 0;
  found = 0;

  if (!multiple_option && prev_given && (*prev_given || (check_ambiguity && *field_given)))
    {
      if (short_opt != '-')
        fprintf (stderr, "%s: `--%s' (`-%c') option given more than once%s\n", 
               package_name, long_opt, short_opt,
               (additional_error ? additional_error : ""));
      else
        fprintf (stderr, "%s: `--%s' option given more than once%s\n", 
               package_name, long_opt,
               (additional_error ? additional_error : ""));
      return 1; /* failure */
    }

  FIX_UNUSED (default_value);
    
  if (field_given && *field_given && ! override)
    return 0;
  if (prev_given)
    (*prev_given)++;
  if (field_given)
    (*field_given)++;
  if (possible_values)
    val = possible_values[found];

  switch(arg_type) {
  case ARG_FLAG:
    *((int *)field) = !*((int *)field);
    break;
  case ARG_STRING:
    if (val) {
      string_field = (char **)field;
      if (!no_free && *string_field)
        free (*string_field); /* free previous string */
      *string_field = gengetopt_strdup (val);
    }
    break;
  default:
    break;
  };


  /* store the original value */
  switch(arg_type) {
  case ARG_NO:
  case ARG_FLAG:
    break;
  default:
    if (value && orig_field) {
      if (no_free) {
        *orig_field = value;
      } else {
        if (*orig_field)
          free (*orig_field); /* free previous string */
        *orig_field = gengetopt_strdup (value);
      }
    }
  };

  return 0; /* OK */
}


int
cmdline_parser_internal (
  int argc, char **argv, struct gengetopt_args_info *args_info,
                        struct cmdline_parser_params *params, const char *additional_error)
{
  int c;        /* Character of the parsed option.  */

  int error = 0;
  struct gengetopt_args_info local_args_info;
  
  int override;
  int initialize;
  int check_required;
  int check_ambiguity;
  
  package_name = argv[0];
  
  override = params->override;
  initialize = params->initialize;
  check_required = params->check_required;
  check_ambiguity = params->check_ambiguity;

  if (initialize)
    cmdline_parser_init (args_info);

  cmdline_parser_init (&local_args_info);

  optarg = 0;
  optind = 0;
  opterr = params->print_errors;
  optopt = '?';

  while (1)
    {
      int option_index = 0;

      static struct option long_options[] = {
        { "help",       0, NULL, 'h' },
        { "version",    0, NULL, 'V' },
        { "input",      1, NULL, 'i' },
        { "output",     1, NULL, 'o' },
        { "model",      1, NULL, 0 },
        { "beads",      0, NULL, 'b' },
        { 0,  0, 0, 0 }
      };

      c = getopt_long (argc, argv, "hVi:o:b", long_options, &option_index);

      if (c == -1) break;       /* Exit from `while (1)' loop.  */

      switch (c)
        {
        case 'h':       /* Print help and exit.  */
          cmdline_parser_print_help ();
          cmdline_parser_free (&local_args_info);
          exit (EXIT_SUCCESS);

        case 'V':       /* Print version and exit.  */
          cmdline_parser_print_version ();
          cmdline_parser_free (&local_args_info);
          exit (EXIT_SUCCESS);

        case 'i':       /* input MetaData (md) file.  */
        
        
          if (update_arg( (void *)&(args_info->input_arg), 
               &(args_info->input_orig), &(args_info->input_given),
              &(local_args_info.input_given), optarg, 0, 0, ARG_STRING,
              check_ambiguity, override, 0, 0,
              "input", 'i',
              additional_error))
            goto failure;
        
          break;
        case 'o':       /* output file prefix.  */
        
        
          if (update_arg( (void *)&(args_info->output_arg), 
               &(args_info->output_orig), &(args_info->output_given),
              &(local_args_info.output_given), optarg, 0, "hydro", ARG_STRING,
              check_ambiguity, override, 0, 0,
              "output", 'o',
              additional_error))
            goto failure;
        
          break;
        case 'b':       /* generate the beads only, hydrodynamics will be performed.  */
        
        
          if (update_arg((void *)&(args_info->beads_flag), 0, &(args_info->beads_given),
              &(local_args_info.beads_given), optarg, 0, 0, ARG_FLAG,
              check_ambiguity, override, 1, 0, "beads", 'b',
              additional_error))
            goto failure;
        
          break;

        case 0: /* Long option with no short option */
          /* hydrodynamics model (supports RoughShell and BeadModel).  */
          if (strcmp (long_options[option_index].name, "model") == 0)
          {
          
          
            if (update_arg( (void *)&(args_info->model_arg), 
                 &(args_info->model_orig), &(args_info->model_given),
                &(local_args_info.model_given), optarg, 0, 0, ARG_STRING,
                check_ambiguity, override, 0, 0,
                "model", '-',
                additional_error))
              goto failure;
          
          }
          
          break;
        case '?':       /* Invalid option.  */
          /* `getopt_long' already printed an error message.  */
          goto failure;

        default:        /* bug: option not considered.  */
          fprintf (stderr, "%s: option unknown: %c%s\n", CMDLINE_PARSER_PACKAGE, c, (additional_error ? additional_error : ""));
          abort ();
        } /* switch */
    } /* while */


  if (check_required)
    {
      error += cmdline_parser_required2 (args_info, argv[0], additional_error);
    }

  cmdline_parser_release (&local_args_info);

  if ( error )
    return (EXIT_FAILURE);

  if (optind < argc)
    {
      int i = 0 ;
      int found_prog_name = 0;
      /* whether program name, i.e., argv[0], is in the remaining args
         (this may happen with some implementations of getopt,
          but surely not with the one included by gengetopt) */

      i = optind;
      while (i < argc)
        if (argv[i++] == argv[0]) {
          found_prog_name = 1;
          break;
        }
      i = 0;

      args_info->inputs_num = argc - optind - found_prog_name;
      args_info->inputs =
        (char **)(malloc ((args_info->inputs_num)*sizeof(char *))) ;
      while (optind < argc)
        if (argv[optind++] != argv[0])
          args_info->inputs[ i++ ] = gengetopt_strdup (argv[optind-1]) ;
    }

  return 0;

failure:
  
  cmdline_parser_release (&local_args_info);
  return (EXIT_FAILURE);
}
Revision:	1665
Committed:	Tue Nov 22 20:38:56 2011 UTC (13 years, 5 months ago) by gezelter
File size:	18588 byte(s)
Log Message:	updated copyright notices
#	Content
1	/*
2	File autogenerated by gengetopt version 2.22.4
3	generated with the following command:
4	gengetopt -F HydroCmd -u
5
6	The developers of gengetopt consider the fixed text that goes in all
7	gengetopt output files to be in the public domain:
8	we make no copyright claims on it.
9	*/
10
11	/* If we use autoconf. */
12	#ifdef HAVE_CONFIG_H
13	#include "config.h"
14	#endif
15
16	#include <stdio.h>
17	#include <stdlib.h>
18	#include <string.h>
19
20	#ifndef FIX_UNUSED
21	#define FIX_UNUSED(X) (void) (X) /* avoid warnings for unused params */
22	#endif
23
24	#include <getopt.h>
25
26	#include "HydroCmd.h"
27
28	const char *gengetopt_args_info_purpose = "\n +-----------------------------------------------------------------------+\n \| ____ __ ___ ____ \|\n \| / __ \\____ ___ ____ / \|/ // __ \\ The Open Molecular Dynamics \|\n \| / / / / __ \\/ _ \\/ __ \\ / /\|_/ // / / / Engine (formerly OOPSE). \|\n \| / /_/ / /_/ / __/ / / // / / // /_/ / \|\n \| \\____/ .___/\\___/_/ /_//_/ /_//_____/ Copyright 2004-2009 by the \|\n \| /_/ University of Notre Dame. \|\n \| \|\n \| http://www.openmd.net \|\n \| \|\n \| OpenMD is an OpenScience project. All source code is available for \|\n \| any use whatsoever under a BSD-style license. \|\n \| \|\n \| Support OpenScience! If you use OpenMD or its source code in your \|\n \| research, please cite the appropriate papers when you publish your \|\n \| work. Good starting points are: \|\n \| \|\n \| [1] Meineke, et al., J. Comp. Chem. 26, 252-271 (2005). \|\n \| [2] Fennell & Gezelter, J. Chem. Phys. 124, 234104 (2006). \|\n \| [3] Sun, Lin & Gezelter, J. Chem. Phys. 128, 24107 (2008). \|\n \| [4] Vardeman, Stocker & Gezelter, J. Chem. Theory Comput. 7, 834 (2011). \|\n +-----------------------------------------------------------------------+";
29
30	const char *gengetopt_args_info_usage = "Usage: Hydro [OPTIONS]... [FILES]...";
31
32	const char *gengetopt_args_info_description = "";
33
34	const char *gengetopt_args_info_help[] = {
35	" -h, --help Print help and exit",
36	" -V, --version Print version and exit",
37	" -i, --input=filename input MetaData (md) file",
38	" -o, --output=STRING output file prefix (default=`hydro')",
39	" --model=STRING hydrodynamics model (supports RoughShell and BeadModel)",
40	" -b, --beads generate the beads only, hydrodynamics will be \n performed (default=off)",
41	0
42	};
43
44	typedef enum {ARG_NO
45	, ARG_FLAG
46	, ARG_STRING
47	} cmdline_parser_arg_type;
48
49	static
50	void clear_given (struct gengetopt_args_info *args_info);
51	static
52	void clear_args (struct gengetopt_args_info *args_info);
53
54	static int
55	cmdline_parser_internal (int argc, char *argv, struct gengetopt_args_info args_info,
56	struct cmdline_parser_params params, const char additional_error);
57
58	static int
59	cmdline_parser_required2 (struct gengetopt_args_info args_info, const char prog_name, const char *additional_error);
60
61	static char *
62	gengetopt_strdup (const char *s);
63
64	static
65	void clear_given (struct gengetopt_args_info *args_info)
66	{
67	args_info->help_given = 0 ;
68	args_info->version_given = 0 ;
69	args_info->input_given = 0 ;
70	args_info->output_given = 0 ;
71	args_info->model_given = 0 ;
72	args_info->beads_given = 0 ;
73	}
74
75	static
76	void clear_args (struct gengetopt_args_info *args_info)
77	{
78	FIX_UNUSED (args_info);
79	args_info->input_arg = NULL;
80	args_info->input_orig = NULL;
81	args_info->output_arg = gengetopt_strdup ("hydro");
82	args_info->output_orig = NULL;
83	args_info->model_arg = NULL;
84	args_info->model_orig = NULL;
85	args_info->beads_flag = 0;
86
87	}
88
89	static
90	void init_args_info(struct gengetopt_args_info *args_info)
91	{
92
93
94	args_info->help_help = gengetopt_args_info_help[0] ;
95	args_info->version_help = gengetopt_args_info_help[1] ;
96	args_info->input_help = gengetopt_args_info_help[2] ;
97	args_info->output_help = gengetopt_args_info_help[3] ;
98	args_info->model_help = gengetopt_args_info_help[4] ;
99	args_info->beads_help = gengetopt_args_info_help[5] ;
100
101	}
102
103	void
104	cmdline_parser_print_version (void)
105	{
106	printf ("%s %s\n",
107	(strlen(CMDLINE_PARSER_PACKAGE_NAME) ? CMDLINE_PARSER_PACKAGE_NAME : CMDLINE_PARSER_PACKAGE),
108	CMDLINE_PARSER_VERSION);
109	}
110
111	static void print_help_common(void) {
112	cmdline_parser_print_version ();
113
114	if (strlen(gengetopt_args_info_purpose) > 0)
115	printf("\n%s\n", gengetopt_args_info_purpose);
116
117	if (strlen(gengetopt_args_info_usage) > 0)
118	printf("\n%s\n", gengetopt_args_info_usage);
119
120	printf("\n");
121
122	if (strlen(gengetopt_args_info_description) > 0)
123	printf("%s\n\n", gengetopt_args_info_description);
124	}
125
126	void
127	cmdline_parser_print_help (void)
128	{
129	int i = 0;
130	print_help_common();
131	while (gengetopt_args_info_help[i])
132	printf("%s\n", gengetopt_args_info_help[i++]);
133	}
134
135	void
136	cmdline_parser_init (struct gengetopt_args_info *args_info)
137	{
138	clear_given (args_info);
139	clear_args (args_info);
140	init_args_info (args_info);
141
142	args_info->inputs = 0;
143	args_info->inputs_num = 0;
144	}
145
146	void
147	cmdline_parser_params_init(struct cmdline_parser_params *params)
148	{
149	if (params)
150	{
151	params->override = 0;
152	params->initialize = 1;
153	params->check_required = 1;
154	params->check_ambiguity = 0;
155	params->print_errors = 1;
156	}
157	}
158
159	struct cmdline_parser_params *
160	cmdline_parser_params_create(void)
161	{
162	struct cmdline_parser_params *params =
163	(struct cmdline_parser_params *)malloc(sizeof(struct cmdline_parser_params));
164	cmdline_parser_params_init(params);
165	return params;
166	}
167
168	static void
169	free_string_field (char **s)
170	{
171	if (*s)
172	{
173	free (*s);
174	*s = 0;
175	}
176	}
177
178
179	static void
180	cmdline_parser_release (struct gengetopt_args_info *args_info)
181	{
182	unsigned int i;
183	free_string_field (&(args_info->input_arg));
184	free_string_field (&(args_info->input_orig));
185	free_string_field (&(args_info->output_arg));
186	free_string_field (&(args_info->output_orig));
187	free_string_field (&(args_info->model_arg));
188	free_string_field (&(args_info->model_orig));
189
190
191	for (i = 0; i < args_info->inputs_num; ++i)
192	free (args_info->inputs [i]);
193
194	if (args_info->inputs_num)
195	free (args_info->inputs);
196
197	clear_given (args_info);
198	}
199
200
201	static void
202	write_into_file(FILE outfile, const char opt, const char arg, const char values[])
203	{
204	FIX_UNUSED (values);
205	if (arg) {
206	fprintf(outfile, "%s=\"%s\"\n", opt, arg);
207	} else {
208	fprintf(outfile, "%s\n", opt);
209	}
210	}
211
212
213	int
214	cmdline_parser_dump(FILE outfile, struct gengetopt_args_info args_info)
215	{
216	int i = 0;
217
218	if (!outfile)
219	{
220	fprintf (stderr, "%s: cannot dump options to stream\n", CMDLINE_PARSER_PACKAGE);
221	return EXIT_FAILURE;
222	}
223
224	if (args_info->help_given)
225	write_into_file(outfile, "help", 0, 0 );
226	if (args_info->version_given)
227	write_into_file(outfile, "version", 0, 0 );
228	if (args_info->input_given)
229	write_into_file(outfile, "input", args_info->input_orig, 0);
230	if (args_info->output_given)
231	write_into_file(outfile, "output", args_info->output_orig, 0);
232	if (args_info->model_given)
233	write_into_file(outfile, "model", args_info->model_orig, 0);
234	if (args_info->beads_given)
235	write_into_file(outfile, "beads", 0, 0 );
236
237
238	i = EXIT_SUCCESS;
239	return i;
240	}
241
242	int
243	cmdline_parser_file_save(const char filename, struct gengetopt_args_info args_info)
244	{
245	FILE *outfile;
246	int i = 0;
247
248	outfile = fopen(filename, "w");
249
250	if (!outfile)
251	{
252	fprintf (stderr, "%s: cannot open file for writing: %s\n", CMDLINE_PARSER_PACKAGE, filename);
253	return EXIT_FAILURE;
254	}
255
256	i = cmdline_parser_dump(outfile, args_info);
257	fclose (outfile);
258
259	return i;
260	}
261
262	void
263	cmdline_parser_free (struct gengetopt_args_info *args_info)
264	{
265	cmdline_parser_release (args_info);
266	}
267
268	/** @brief replacement of strdup, which is not standard */
269	char *
270	gengetopt_strdup (const char *s)
271	{
272	char *result = 0;
273	if (!s)
274	return result;
275
276	result = (char*)malloc(strlen(s) + 1);
277	if (result == (char*)0)
278	return (char*)0;
279	strcpy(result, s);
280	return result;
281	}
282
283	int
284	cmdline_parser (int argc, char *argv, struct gengetopt_args_info args_info)
285	{
286	return cmdline_parser2 (argc, argv, args_info, 0, 1, 1);
287	}
288
289	int
290	cmdline_parser_ext (int argc, char *argv, struct gengetopt_args_info args_info,
291	struct cmdline_parser_params *params)
292	{
293	int result;
294	result = cmdline_parser_internal (argc, argv, args_info, params, 0);
295
296	if (result == EXIT_FAILURE)
297	{
298	cmdline_parser_free (args_info);
299	exit (EXIT_FAILURE);
300	}
301
302	return result;
303	}
304
305	int
306	cmdline_parser2 (int argc, char *argv, struct gengetopt_args_info args_info, int override, int initialize, int check_required)
307	{
308	int result;
309	struct cmdline_parser_params params;
310
311	params.override = override;
312	params.initialize = initialize;
313	params.check_required = check_required;
314	params.check_ambiguity = 0;
315	params.print_errors = 1;
316
317	result = cmdline_parser_internal (argc, argv, args_info, &params, 0);
318
319	if (result == EXIT_FAILURE)
320	{
321	cmdline_parser_free (args_info);
322	exit (EXIT_FAILURE);
323	}
324
325	return result;
326	}
327
328	int
329	cmdline_parser_required (struct gengetopt_args_info args_info, const char prog_name)
330	{
331	int result = EXIT_SUCCESS;
332
333	if (cmdline_parser_required2(args_info, prog_name, 0) > 0)
334	result = EXIT_FAILURE;
335
336	if (result == EXIT_FAILURE)
337	{
338	cmdline_parser_free (args_info);
339	exit (EXIT_FAILURE);
340	}
341
342	return result;
343	}
344
345	int
346	cmdline_parser_required2 (struct gengetopt_args_info args_info, const char prog_name, const char *additional_error)
347	{
348	int error = 0;
349	FIX_UNUSED (additional_error);
350
351	/* checks for required options */
352	if (! args_info->input_given)
353	{
354	fprintf (stderr, "%s: '--input' ('-i') option required%s\n", prog_name, (additional_error ? additional_error : ""));
355	error = 1;
356	}
357
358	if (! args_info->model_given)
359	{
360	fprintf (stderr, "%s: '--model' option required%s\n", prog_name, (additional_error ? additional_error : ""));
361	error = 1;
362	}
363
364
365	/* checks for dependences among options */
366
367	return error;
368	}
369
370
371	static char *package_name = 0;
372
373	/**
374	* @brief updates an option
375	* @param field the generic pointer to the field to update
376	* @param orig_field the pointer to the orig field
377	* @param field_given the pointer to the number of occurrence of this option
378	* @param prev_given the pointer to the number of occurrence already seen
379	* @param value the argument for this option (if null no arg was specified)
380	* @param possible_values the possible values for this option (if specified)
381	* @param default_value the default value (in case the option only accepts fixed values)
382	* @param arg_type the type of this option
383	* @param check_ambiguity @see cmdline_parser_params.check_ambiguity
384	* @param override @see cmdline_parser_params.override
385	* @param no_free whether to free a possible previous value
386	* @param multiple_option whether this is a multiple option
387	* @param long_opt the corresponding long option
388	* @param short_opt the corresponding short option (or '-' if none)
389	* @param additional_error possible further error specification
390	*/
391	static
392	int update_arg(void field, char *orig_field,
393	unsigned int field_given, unsigned int prev_given,
394	char value, const char possible_values[],
395	const char *default_value,
396	cmdline_parser_arg_type arg_type,
397	int check_ambiguity, int override,
398	int no_free, int multiple_option,
399	const char *long_opt, char short_opt,
400	const char *additional_error)
401	{
402	char *stop_char = 0;
403	const char *val = value;
404	int found;
405	char **string_field;
406	FIX_UNUSED (field);
407
408	stop_char = 0;
409	found = 0;
410
411	if (!multiple_option && prev_given && (prev_given \|\| (check_ambiguity && field_given)))
412	{
413	if (short_opt != '-')
414	fprintf (stderr, "%s: `--%s' (`-%c') option given more than once%s\n",
415	package_name, long_opt, short_opt,
416	(additional_error ? additional_error : ""));
417	else
418	fprintf (stderr, "%s: `--%s' option given more than once%s\n",
419	package_name, long_opt,
420	(additional_error ? additional_error : ""));
421	return 1; /* failure */
422	}
423
424	FIX_UNUSED (default_value);
425
426	if (field_given && *field_given && ! override)
427	return 0;
428	if (prev_given)
429	(*prev_given)++;
430	if (field_given)
431	(*field_given)++;
432	if (possible_values)
433	val = possible_values[found];
434
435	switch(arg_type) {
436	case ARG_FLAG:
437	((int )field) = !((int )field);
438	break;
439	case ARG_STRING:
440	if (val) {
441	string_field = (char **)field;
442	if (!no_free && *string_field)
443	free (string_field); / free previous string */
444	*string_field = gengetopt_strdup (val);
445	}
446	break;
447	default:
448	break;
449	};
450
451
452	/* store the original value */
453	switch(arg_type) {
454	case ARG_NO:
455	case ARG_FLAG:
456	break;
457	default:
458	if (value && orig_field) {
459	if (no_free) {
460	*orig_field = value;
461	} else {
462	if (*orig_field)
463	free (orig_field); / free previous string */
464	*orig_field = gengetopt_strdup (value);
465	}
466	}
467	};
468
469	return 0; /* OK */
470	}
471
472
473	int
474	cmdline_parser_internal (
475	int argc, char *argv, struct gengetopt_args_info args_info,
476	struct cmdline_parser_params params, const char additional_error)
477	{
478	int c; /* Character of the parsed option. */
479
480	int error = 0;
481	struct gengetopt_args_info local_args_info;
482
483	int override;
484	int initialize;
485	int check_required;
486	int check_ambiguity;
487
488	package_name = argv[0];
489
490	override = params->override;
491	initialize = params->initialize;
492	check_required = params->check_required;
493	check_ambiguity = params->check_ambiguity;
494
495	if (initialize)
496	cmdline_parser_init (args_info);
497
498	cmdline_parser_init (&local_args_info);
499
500	optarg = 0;
501	optind = 0;
502	opterr = params->print_errors;
503	optopt = '?';
504
505	while (1)
506	{
507	int option_index = 0;
508
509	static struct option long_options[] = {
510	{ "help", 0, NULL, 'h' },
511	{ "version", 0, NULL, 'V' },
512	{ "input", 1, NULL, 'i' },
513	{ "output", 1, NULL, 'o' },
514	{ "model", 1, NULL, 0 },
515	{ "beads", 0, NULL, 'b' },
516	{ 0, 0, 0, 0 }
517	};
518
519	c = getopt_long (argc, argv, "hVi:o:b", long_options, &option_index);
520
521	if (c == -1) break; /* Exit from `while (1)' loop. */
522
523	switch (c)
524	{
525	case 'h': /* Print help and exit. */
526	cmdline_parser_print_help ();
527	cmdline_parser_free (&local_args_info);
528	exit (EXIT_SUCCESS);
529
530	case 'V': /* Print version and exit. */
531	cmdline_parser_print_version ();
532	cmdline_parser_free (&local_args_info);
533	exit (EXIT_SUCCESS);
534
535	case 'i': /* input MetaData (md) file. */
536
537
538	if (update_arg( (void *)&(args_info->input_arg),
539	&(args_info->input_orig), &(args_info->input_given),
540	&(local_args_info.input_given), optarg, 0, 0, ARG_STRING,
541	check_ambiguity, override, 0, 0,
542	"input", 'i',
543	additional_error))
544	goto failure;
545
546	break;
547	case 'o': /* output file prefix. */
548
549
550	if (update_arg( (void *)&(args_info->output_arg),
551	&(args_info->output_orig), &(args_info->output_given),
552	&(local_args_info.output_given), optarg, 0, "hydro", ARG_STRING,
553	check_ambiguity, override, 0, 0,
554	"output", 'o',
555	additional_error))
556	goto failure;
557
558	break;
559	case 'b': /* generate the beads only, hydrodynamics will be performed. */
560
561
562	if (update_arg((void *)&(args_info->beads_flag), 0, &(args_info->beads_given),
563	&(local_args_info.beads_given), optarg, 0, 0, ARG_FLAG,
564	check_ambiguity, override, 1, 0, "beads", 'b',
565	additional_error))
566	goto failure;
567
568	break;
569
570	case 0: /* Long option with no short option */
571	/* hydrodynamics model (supports RoughShell and BeadModel). */
572	if (strcmp (long_options[option_index].name, "model") == 0)
573	{
574
575
576	if (update_arg( (void *)&(args_info->model_arg),
577	&(args_info->model_orig), &(args_info->model_given),
578	&(local_args_info.model_given), optarg, 0, 0, ARG_STRING,
579	check_ambiguity, override, 0, 0,
580	"model", '-',
581	additional_error))
582	goto failure;
583
584	}
585
586	break;
587	case '?': /* Invalid option. */
588	/* `getopt_long' already printed an error message. */
589	goto failure;
590
591	default: /* bug: option not considered. */
592	fprintf (stderr, "%s: option unknown: %c%s\n", CMDLINE_PARSER_PACKAGE, c, (additional_error ? additional_error : ""));
593	abort ();
594	} /* switch */
595	} /* while */
596
597
598
599	if (check_required)
600	{
601	error += cmdline_parser_required2 (args_info, argv[0], additional_error);
602	}
603
604	cmdline_parser_release (&local_args_info);
605
606	if ( error )
607	return (EXIT_FAILURE);
608
609	if (optind < argc)
610	{
611	int i = 0 ;
612	int found_prog_name = 0;
613	/* whether program name, i.e., argv[0], is in the remaining args
614	(this may happen with some implementations of getopt,
615	but surely not with the one included by gengetopt) */
616
617	i = optind;
618	while (i < argc)
619	if (argv[i++] == argv[0]) {
620	found_prog_name = 1;
621	break;
622	}
623	i = 0;
624
625	args_info->inputs_num = argc - optind - found_prog_name;
626	args_info->inputs =
627	(char *)(malloc ((args_info->inputs_num)sizeof(char *))) ;
628	while (optind < argc)
629	if (argv[optind++] != argv[0])
630	args_info->inputs[ i++ ] = gengetopt_strdup (argv[optind-1]) ;
631	}
632
633	return 0;
634
635	failure:
636
637	cmdline_parser_release (&local_args_info);
638	return (EXIT_FAILURE);
639	}