applications/thermalizer/thermalizerCmd.cpp

/*
  File autogenerated by gengetopt version 2.22
  generated with the following command:
  gengetopt -u -F thermalizerCmd 

  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>

#include "getopt.h"

#include "thermalizerCmd.h"

const char *gengetopt_args_info_purpose = "Resamples the velocities for all the integrable objects in an OpenMD file from \na Maxwell-Boltzmann distribution.";

const char *gengetopt_args_info_usage = "Usage: thermalizer [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",
  "  -o, --output=STRING       Output file name",
  "  -t, --temperature=DOUBLE  temperature (K)",
    0
};

typedef enum {ARG_NO
  , ARG_STRING
  , ARG_DOUBLE
} 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 * const *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->output_given = 0 ;
  args_info->temperature_given = 0 ;
}

static
void clear_args (struct gengetopt_args_info *args_info)
{
  args_info->output_arg = NULL;
  args_info->output_orig = NULL;
  args_info->temperature_orig = NULL;
  
}

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->output_help = gengetopt_args_info_help[2] ;
  args_info->temperature_help = gengetopt_args_info_help[3] ;
  
}

void
cmdline_parser_print_version (void)
{
  printf ("%s %s\n", 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", 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 = NULL;
  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->output_arg));
  free_string_field (&(args_info->output_orig));
  free_string_field (&(args_info->temperature_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, char *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->output_given)
    write_into_file(outfile, "output", args_info->output_orig, 0);
  if (args_info->temperature_given)
    write_into_file(outfile, "temperature", args_info->temperature_orig, 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 = NULL;
  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 * const *argv, struct gengetopt_args_info *args_info)
{
  return cmdline_parser2 (argc, argv, args_info, 0, 1, 1);
}

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

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

int
cmdline_parser2 (int argc, char * const *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, NULL);

  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, NULL) > 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;

  /* checks for required options */
  if (! args_info->output_given)
    {
      fprintf (stderr, "%s: '--output' ('-o') option required%s\n", prog_name, (additional_error ? additional_error : ""));
      error = 1;
    }
  
  if (! args_info->temperature_given)
    {
      fprintf (stderr, "%s: '--temperature' ('-t') 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, 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;

  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 */
    }

    
  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_DOUBLE:
    if (val) *((double *)field) = strtod (val, &stop_char);
    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;
  };

  /* check numeric conversion */
  switch(arg_type) {
  case ARG_DOUBLE:
    if (val && !(stop_char && *stop_char == '\0')) {
      fprintf(stderr, "%s: invalid numeric value: %s\n", package_name, val);
      return 1; /* failure */
    }
    break;
  default:
    ;
  };

  /* store the original value */
  switch(arg_type) {
  case ARG_NO:
    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 * const *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' },
        { "output",     1, NULL, 'o' },
        { "temperature",        1, NULL, 't' },
        { NULL, 0, NULL, 0 }
      };

      c = getopt_long (argc, argv, "hVo:t:", 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 'o':       /* Output file name.  */
        
        
          if (update_arg( (void *)&(args_info->output_arg), 
               &(args_info->output_orig), &(args_info->output_given),
              &(local_args_info.output_given), optarg, 0, 0, ARG_STRING,
              check_ambiguity, override, 0, 0,
              "output", 'o',
              additional_error))
            goto failure;
        
          break;
        case 't':       /* temperature (K).  */
        
        
          if (update_arg( (void *)&(args_info->temperature_arg), 
               &(args_info->temperature_orig), &(args_info->temperature_given),
              &(local_args_info.temperature_given), optarg, 0, 0, ARG_DOUBLE,
              check_ambiguity, override, 0, 0,
              "temperature", 't',
              additional_error))
            goto failure;
        
          break;

        case 0: /* Long option with no short option */
        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:	1465
Committed:	Fri Jul 9 23:08:25 2010 UTC (14 years, 10 months ago) by chuckv
Content type:	text/plain
Original Path:	*branches/development/src/applications/thermalizer/thermalizerCmd.c*
File size:	15170 byte(s)
Log Message:	Creating busticated version of OpenMD
#	Content
1	/*
2	File autogenerated by gengetopt version 2.22
3	generated with the following command:
4	gengetopt -u -F thermalizerCmd
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	#include "getopt.h"
21
22	#include "thermalizerCmd.h"
23
24	const char *gengetopt_args_info_purpose = "Resamples the velocities for all the integrable objects in an OpenMD file from \na Maxwell-Boltzmann distribution.";
25
26	const char *gengetopt_args_info_usage = "Usage: thermalizer [OPTIONS]... [FILES]...";
27
28	const char *gengetopt_args_info_description = "";
29
30	const char *gengetopt_args_info_help[] = {
31	" -h, --help Print help and exit",
32	" -V, --version Print version and exit",
33	" -o, --output=STRING Output file name",
34	" -t, --temperature=DOUBLE temperature (K)",
35	0
36	};
37
38	typedef enum {ARG_NO
39	, ARG_STRING
40	, ARG_DOUBLE
41	} cmdline_parser_arg_type;
42
43	static
44	void clear_given (struct gengetopt_args_info *args_info);
45	static
46	void clear_args (struct gengetopt_args_info *args_info);
47
48	static int
49	cmdline_parser_internal (int argc, char * const argv, struct gengetopt_args_info args_info,
50	struct cmdline_parser_params params, const char additional_error);
51
52	static int
53	cmdline_parser_required2 (struct gengetopt_args_info args_info, const char prog_name, const char *additional_error);
54
55	static char *
56	gengetopt_strdup (const char *s);
57
58	static
59	void clear_given (struct gengetopt_args_info *args_info)
60	{
61	args_info->help_given = 0 ;
62	args_info->version_given = 0 ;
63	args_info->output_given = 0 ;
64	args_info->temperature_given = 0 ;
65	}
66
67	static
68	void clear_args (struct gengetopt_args_info *args_info)
69	{
70	args_info->output_arg = NULL;
71	args_info->output_orig = NULL;
72	args_info->temperature_orig = NULL;
73
74	}
75
76	static
77	void init_args_info(struct gengetopt_args_info *args_info)
78	{
79
80
81	args_info->help_help = gengetopt_args_info_help[0] ;
82	args_info->version_help = gengetopt_args_info_help[1] ;
83	args_info->output_help = gengetopt_args_info_help[2] ;
84	args_info->temperature_help = gengetopt_args_info_help[3] ;
85
86	}
87
88	void
89	cmdline_parser_print_version (void)
90	{
91	printf ("%s %s\n", CMDLINE_PARSER_PACKAGE, CMDLINE_PARSER_VERSION);
92	}
93
94	static void print_help_common(void) {
95	cmdline_parser_print_version ();
96
97	if (strlen(gengetopt_args_info_purpose) > 0)
98	printf("\n%s\n", gengetopt_args_info_purpose);
99
100	if (strlen(gengetopt_args_info_usage) > 0)
101	printf("\n%s\n", gengetopt_args_info_usage);
102
103	printf("\n");
104
105	if (strlen(gengetopt_args_info_description) > 0)
106	printf("%s\n", gengetopt_args_info_description);
107	}
108
109	void
110	cmdline_parser_print_help (void)
111	{
112	int i = 0;
113	print_help_common();
114	while (gengetopt_args_info_help[i])
115	printf("%s\n", gengetopt_args_info_help[i++]);
116	}
117
118	void
119	cmdline_parser_init (struct gengetopt_args_info *args_info)
120	{
121	clear_given (args_info);
122	clear_args (args_info);
123	init_args_info (args_info);
124
125	args_info->inputs = NULL;
126	args_info->inputs_num = 0;
127	}
128
129	void
130	cmdline_parser_params_init(struct cmdline_parser_params *params)
131	{
132	if (params)
133	{
134	params->override = 0;
135	params->initialize = 1;
136	params->check_required = 1;
137	params->check_ambiguity = 0;
138	params->print_errors = 1;
139	}
140	}
141
142	struct cmdline_parser_params *
143	cmdline_parser_params_create(void)
144	{
145	struct cmdline_parser_params *params =
146	(struct cmdline_parser_params *)malloc(sizeof(struct cmdline_parser_params));
147	cmdline_parser_params_init(params);
148	return params;
149	}
150
151	static void
152	free_string_field (char **s)
153	{
154	if (*s)
155	{
156	free (*s);
157	*s = 0;
158	}
159	}
160
161
162	static void
163	cmdline_parser_release (struct gengetopt_args_info *args_info)
164	{
165	unsigned int i;
166	free_string_field (&(args_info->output_arg));
167	free_string_field (&(args_info->output_orig));
168	free_string_field (&(args_info->temperature_orig));
169
170
171	for (i = 0; i < args_info->inputs_num; ++i)
172	free (args_info->inputs [i]);
173
174	if (args_info->inputs_num)
175	free (args_info->inputs);
176
177	clear_given (args_info);
178	}
179
180
181	static void
182	write_into_file(FILE outfile, const char opt, const char arg, char values[])
183	{
184	if (arg) {
185	fprintf(outfile, "%s=\"%s\"\n", opt, arg);
186	} else {
187	fprintf(outfile, "%s\n", opt);
188	}
189	}
190
191
192	int
193	cmdline_parser_dump(FILE outfile, struct gengetopt_args_info args_info)
194	{
195	int i = 0;
196
197	if (!outfile)
198	{
199	fprintf (stderr, "%s: cannot dump options to stream\n", CMDLINE_PARSER_PACKAGE);
200	return EXIT_FAILURE;
201	}
202
203	if (args_info->help_given)
204	write_into_file(outfile, "help", 0, 0 );
205	if (args_info->version_given)
206	write_into_file(outfile, "version", 0, 0 );
207	if (args_info->output_given)
208	write_into_file(outfile, "output", args_info->output_orig, 0);
209	if (args_info->temperature_given)
210	write_into_file(outfile, "temperature", args_info->temperature_orig, 0);
211
212
213	i = EXIT_SUCCESS;
214	return i;
215	}
216
217	int
218	cmdline_parser_file_save(const char filename, struct gengetopt_args_info args_info)
219	{
220	FILE *outfile;
221	int i = 0;
222
223	outfile = fopen(filename, "w");
224
225	if (!outfile)
226	{
227	fprintf (stderr, "%s: cannot open file for writing: %s\n", CMDLINE_PARSER_PACKAGE, filename);
228	return EXIT_FAILURE;
229	}
230
231	i = cmdline_parser_dump(outfile, args_info);
232	fclose (outfile);
233
234	return i;
235	}
236
237	void
238	cmdline_parser_free (struct gengetopt_args_info *args_info)
239	{
240	cmdline_parser_release (args_info);
241	}
242
243	/** @brief replacement of strdup, which is not standard */
244	char *
245	gengetopt_strdup (const char *s)
246	{
247	char *result = NULL;
248	if (!s)
249	return result;
250
251	result = (char*)malloc(strlen(s) + 1);
252	if (result == (char*)0)
253	return (char*)0;
254	strcpy(result, s);
255	return result;
256	}
257
258	int
259	cmdline_parser (int argc, char * const argv, struct gengetopt_args_info args_info)
260	{
261	return cmdline_parser2 (argc, argv, args_info, 0, 1, 1);
262	}
263
264	int
265	cmdline_parser_ext (int argc, char * const argv, struct gengetopt_args_info args_info,
266	struct cmdline_parser_params *params)
267	{
268	int result;
269	result = cmdline_parser_internal (argc, argv, args_info, params, NULL);
270
271	if (result == EXIT_FAILURE)
272	{
273	cmdline_parser_free (args_info);
274	exit (EXIT_FAILURE);
275	}
276
277	return result;
278	}
279
280	int
281	cmdline_parser2 (int argc, char * const argv, struct gengetopt_args_info args_info, int override, int initialize, int check_required)
282	{
283	int result;
284	struct cmdline_parser_params params;
285
286	params.override = override;
287	params.initialize = initialize;
288	params.check_required = check_required;
289	params.check_ambiguity = 0;
290	params.print_errors = 1;
291
292	result = cmdline_parser_internal (argc, argv, args_info, &params, NULL);
293
294	if (result == EXIT_FAILURE)
295	{
296	cmdline_parser_free (args_info);
297	exit (EXIT_FAILURE);
298	}
299
300	return result;
301	}
302
303	int
304	cmdline_parser_required (struct gengetopt_args_info args_info, const char prog_name)
305	{
306	int result = EXIT_SUCCESS;
307
308	if (cmdline_parser_required2(args_info, prog_name, NULL) > 0)
309	result = EXIT_FAILURE;
310
311	if (result == EXIT_FAILURE)
312	{
313	cmdline_parser_free (args_info);
314	exit (EXIT_FAILURE);
315	}
316
317	return result;
318	}
319
320	int
321	cmdline_parser_required2 (struct gengetopt_args_info args_info, const char prog_name, const char *additional_error)
322	{
323	int error = 0;
324
325	/* checks for required options */
326	if (! args_info->output_given)
327	{
328	fprintf (stderr, "%s: '--output' ('-o') option required%s\n", prog_name, (additional_error ? additional_error : ""));
329	error = 1;
330	}
331
332	if (! args_info->temperature_given)
333	{
334	fprintf (stderr, "%s: '--temperature' ('-t') option required%s\n", prog_name, (additional_error ? additional_error : ""));
335	error = 1;
336	}
337
338
339	/* checks for dependences among options */
340
341	return error;
342	}
343
344
345	static char *package_name = 0;
346
347	/**
348	* @brief updates an option
349	* @param field the generic pointer to the field to update
350	* @param orig_field the pointer to the orig field
351	* @param field_given the pointer to the number of occurrence of this option
352	* @param prev_given the pointer to the number of occurrence already seen
353	* @param value the argument for this option (if null no arg was specified)
354	* @param possible_values the possible values for this option (if specified)
355	* @param default_value the default value (in case the option only accepts fixed values)
356	* @param arg_type the type of this option
357	* @param check_ambiguity @see cmdline_parser_params.check_ambiguity
358	* @param override @see cmdline_parser_params.override
359	* @param no_free whether to free a possible previous value
360	* @param multiple_option whether this is a multiple option
361	* @param long_opt the corresponding long option
362	* @param short_opt the corresponding short option (or '-' if none)
363	* @param additional_error possible further error specification
364	*/
365	static
366	int update_arg(void field, char *orig_field,
367	unsigned int field_given, unsigned int prev_given,
368	char value, char possible_values[], const char *default_value,
369	cmdline_parser_arg_type arg_type,
370	int check_ambiguity, int override,
371	int no_free, int multiple_option,
372	const char *long_opt, char short_opt,
373	const char *additional_error)
374	{
375	char *stop_char = 0;
376	const char *val = value;
377	int found;
378	char **string_field;
379
380	stop_char = 0;
381	found = 0;
382
383	if (!multiple_option && prev_given && (prev_given \|\| (check_ambiguity && field_given)))
384	{
385	if (short_opt != '-')
386	fprintf (stderr, "%s: `--%s' (`-%c') option given more than once%s\n",
387	package_name, long_opt, short_opt,
388	(additional_error ? additional_error : ""));
389	else
390	fprintf (stderr, "%s: `--%s' option given more than once%s\n",
391	package_name, long_opt,
392	(additional_error ? additional_error : ""));
393	return 1; /* failure */
394	}
395
396
397	if (field_given && *field_given && ! override)
398	return 0;
399	if (prev_given)
400	(*prev_given)++;
401	if (field_given)
402	(*field_given)++;
403	if (possible_values)
404	val = possible_values[found];
405
406	switch(arg_type) {
407	case ARG_DOUBLE:
408	if (val) ((double )field) = strtod (val, &stop_char);
409	break;
410	case ARG_STRING:
411	if (val) {
412	string_field = (char **)field;
413	if (!no_free && *string_field)
414	free (string_field); / free previous string */
415	*string_field = gengetopt_strdup (val);
416	}
417	break;
418	default:
419	break;
420	};
421
422	/* check numeric conversion */
423	switch(arg_type) {
424	case ARG_DOUBLE:
425	if (val && !(stop_char && *stop_char == '\0')) {
426	fprintf(stderr, "%s: invalid numeric value: %s\n", package_name, val);
427	return 1; /* failure */
428	}
429	break;
430	default:
431	;
432	};
433
434	/* store the original value */
435	switch(arg_type) {
436	case ARG_NO:
437	break;
438	default:
439	if (value && orig_field) {
440	if (no_free) {
441	*orig_field = value;
442	} else {
443	if (*orig_field)
444	free (orig_field); / free previous string */
445	*orig_field = gengetopt_strdup (value);
446	}
447	}
448	};
449
450	return 0; /* OK */
451	}
452
453
454	int
455	cmdline_parser_internal (int argc, char * const argv, struct gengetopt_args_info args_info,
456	struct cmdline_parser_params params, const char additional_error)
457	{
458	int c; /* Character of the parsed option. */
459
460	int error = 0;
461	struct gengetopt_args_info local_args_info;
462
463	int override;
464	int initialize;
465	int check_required;
466	int check_ambiguity;
467
468	package_name = argv[0];
469
470	override = params->override;
471	initialize = params->initialize;
472	check_required = params->check_required;
473	check_ambiguity = params->check_ambiguity;
474
475	if (initialize)
476	cmdline_parser_init (args_info);
477
478	cmdline_parser_init (&local_args_info);
479
480	optarg = 0;
481	optind = 0;
482	opterr = params->print_errors;
483	optopt = '?';
484
485	while (1)
486	{
487	int option_index = 0;
488
489	static struct option long_options[] = {
490	{ "help", 0, NULL, 'h' },
491	{ "version", 0, NULL, 'V' },
492	{ "output", 1, NULL, 'o' },
493	{ "temperature", 1, NULL, 't' },
494	{ NULL, 0, NULL, 0 }
495	};
496
497	c = getopt_long (argc, argv, "hVo:t:", long_options, &option_index);
498
499	if (c == -1) break; /* Exit from `while (1)' loop. */
500
501	switch (c)
502	{
503	case 'h': /* Print help and exit. */
504	cmdline_parser_print_help ();
505	cmdline_parser_free (&local_args_info);
506	exit (EXIT_SUCCESS);
507
508	case 'V': /* Print version and exit. */
509	cmdline_parser_print_version ();
510	cmdline_parser_free (&local_args_info);
511	exit (EXIT_SUCCESS);
512
513	case 'o': /* Output file name. */
514
515
516	if (update_arg( (void *)&(args_info->output_arg),
517	&(args_info->output_orig), &(args_info->output_given),
518	&(local_args_info.output_given), optarg, 0, 0, ARG_STRING,
519	check_ambiguity, override, 0, 0,
520	"output", 'o',
521	additional_error))
522	goto failure;
523
524	break;
525	case 't': /* temperature (K). */
526
527
528	if (update_arg( (void *)&(args_info->temperature_arg),
529	&(args_info->temperature_orig), &(args_info->temperature_given),
530	&(local_args_info.temperature_given), optarg, 0, 0, ARG_DOUBLE,
531	check_ambiguity, override, 0, 0,
532	"temperature", 't',
533	additional_error))
534	goto failure;
535
536	break;
537
538	case 0: /* Long option with no short option */
539	case '?': /* Invalid option. */
540	/* `getopt_long' already printed an error message. */
541	goto failure;
542
543	default: /* bug: option not considered. */
544	fprintf (stderr, "%s: option unknown: %c%s\n", CMDLINE_PARSER_PACKAGE, c, (additional_error ? additional_error : ""));
545	abort ();
546	} /* switch */
547	} /* while */
548
549
550
551	if (check_required)
552	{
553	error += cmdline_parser_required2 (args_info, argv[0], additional_error);
554	}
555
556	cmdline_parser_release (&local_args_info);
557
558	if ( error )
559	return (EXIT_FAILURE);
560
561	if (optind < argc)
562	{
563	int i = 0 ;
564	int found_prog_name = 0;
565	/* whether program name, i.e., argv[0], is in the remaining args
566	(this may happen with some implementations of getopt,
567	but surely not with the one included by gengetopt) */
568
569	i = optind;
570	while (i < argc)
571	if (argv[i++] == argv[0]) {
572	found_prog_name = 1;
573	break;
574	}
575	i = 0;
576
577	args_info->inputs_num = argc - optind - found_prog_name;
578	args_info->inputs =
579	(char *)(malloc ((args_info->inputs_num)sizeof(char *))) ;
580	while (optind < argc)
581	if (argv[optind++] != argv[0])
582	args_info->inputs[ i++ ] = gengetopt_strdup (argv[optind-1]) ;
583	}
584
585	return 0;
586
587	failure:
588
589	cmdline_parser_release (&local_args_info);
590	return (EXIT_FAILURE);
591	}