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, 9 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
#	User	Rev	Content
1	gezelter	1083	/*
2	gezelter	1390	File autogenerated by gengetopt version 2.22
3	gezelter	1083	generated with the following command:
4	gezelter	1390	gengetopt -u -F thermalizerCmd
5	gezelter	1083
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	gezelter	1390	const char *gengetopt_args_info_purpose = "Resamples the velocities for all the integrable objects in an OpenMD file from \na Maxwell-Boltzmann distribution.";
25	gezelter	1083
26			const char *gengetopt_args_info_usage = "Usage: thermalizer [OPTIONS]... [FILES]...";
27
28	gezelter	1390	const char *gengetopt_args_info_description = "";
29
30	gezelter	1083	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	gezelter	1390	typedef enum {ARG_NO
39			, ARG_STRING
40			, ARG_DOUBLE
41			} cmdline_parser_arg_type;
42
43	gezelter	1083	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	gezelter	1390	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	gezelter	1083
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	gezelter	1390
80
81	gezelter	1083	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	gezelter	1390	static void print_help_common(void) {
95	gezelter	1083	cmdline_parser_print_version ();
96
97			if (strlen(gengetopt_args_info_purpose) > 0)
98			printf("\n%s\n", gengetopt_args_info_purpose);
99
100	gezelter	1390	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	gezelter	1083	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	gezelter	1390	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	gezelter	1083	static void
152	gezelter	1390	free_string_field (char **s)
153			{
154			if (*s)
155			{
156			free (*s);
157			*s = 0;
158			}
159			}
160
161
162			static void
163	gezelter	1083	cmdline_parser_release (struct gengetopt_args_info *args_info)
164			{
165			unsigned int i;
166	gezelter	1390	free_string_field (&(args_info->output_arg));
167			free_string_field (&(args_info->output_orig));
168			free_string_field (&(args_info->temperature_orig));
169	gezelter	1083
170	gezelter	1390
171	gezelter	1083	for (i = 0; i < args_info->inputs_num; ++i)
172			free (args_info->inputs [i]);
173	gezelter	1390
174	gezelter	1083	if (args_info->inputs_num)
175			free (args_info->inputs);
176	gezelter	1390
177	gezelter	1083	clear_given (args_info);
178			}
179
180	gezelter	1390
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	gezelter	1083	int
193	gezelter	1390	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	gezelter	1083	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	gezelter	1390	i = cmdline_parser_dump(outfile, args_info);
232	gezelter	1083	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	gezelter	1390	/** @brief replacement of strdup, which is not standard */
244	gezelter	1083	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	gezelter	1390	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	gezelter	1083	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	gezelter	1390	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	gezelter	1083
292	gezelter	1390	result = cmdline_parser_internal (argc, argv, args_info, &params, NULL);
293	gezelter	1083
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	gezelter	1390
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	gezelter	1083	int
455	gezelter	1390	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	gezelter	1083	{
458			int c; /* Character of the parsed option. */
459
460			int error = 0;
461			struct gengetopt_args_info local_args_info;
462	gezelter	1390
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	gezelter	1083
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	gezelter	1390	opterr = params->print_errors;
483	gezelter	1083	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	gezelter	1390
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	gezelter	1083	break;
525			case 't': /* temperature (K). */
526	gezelter	1390
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	gezelter	1083	goto failure;
535	gezelter	1390
536	gezelter	1083	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			}