applications/thermalizer/thermalizerCmd.cpp

/*
  File autogenerated by gengetopt version 2.22.4
  generated with the following command:
  gengetopt -F thermalizerCmd -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 "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 **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)
{
  FIX_UNUSED (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",
     (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->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, 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->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 = 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->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, 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_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 **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' },
        { 0,  0, 0, 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:	1655
Committed:	Mon Oct 3 20:32:45 2011 UTC (13 years, 7 months ago) by gezelter
File size:	15462 byte(s)
Log Message:	Replacing most of the C-code with C++ code, and migrating the config.h file into the PROJECT_BINARY_DIR so that we can have multiple builds on the same architecture.
#	User	Rev	Content
1	gezelter	1083	/*
2	gezelter	1630	File autogenerated by gengetopt version 2.22.4
3	gezelter	1083	generated with the following command:
4	gezelter	1630	gengetopt -F thermalizerCmd -u
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	gezelter	1630	#ifndef FIX_UNUSED
21			#define FIX_UNUSED(X) (void) (X) /* avoid warnings for unused params */
22			#endif
23	gezelter	1083
24	gezelter	1630	#include <getopt.h>
25
26	gezelter	1083	#include "thermalizerCmd.h"
27
28	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.";
29	gezelter	1083
30			const char *gengetopt_args_info_usage = "Usage: thermalizer [OPTIONS]... [FILES]...";
31
32	gezelter	1390	const char *gengetopt_args_info_description = "";
33
34	gezelter	1083	const char *gengetopt_args_info_help[] = {
35			" -h, --help Print help and exit",
36			" -V, --version Print version and exit",
37			" -o, --output=STRING Output file name",
38			" -t, --temperature=DOUBLE temperature (K)",
39			0
40			};
41
42	gezelter	1390	typedef enum {ARG_NO
43			, ARG_STRING
44			, ARG_DOUBLE
45			} cmdline_parser_arg_type;
46
47	gezelter	1083	static
48			void clear_given (struct gengetopt_args_info *args_info);
49			static
50			void clear_args (struct gengetopt_args_info *args_info);
51
52			static int
53	gezelter	1630	cmdline_parser_internal (int argc, char *argv, struct gengetopt_args_info args_info,
54	gezelter	1390	struct cmdline_parser_params params, const char additional_error);
55	gezelter	1083
56			static int
57			cmdline_parser_required2 (struct gengetopt_args_info args_info, const char prog_name, const char *additional_error);
58
59			static char *
60			gengetopt_strdup (const char *s);
61
62			static
63			void clear_given (struct gengetopt_args_info *args_info)
64			{
65			args_info->help_given = 0 ;
66			args_info->version_given = 0 ;
67			args_info->output_given = 0 ;
68			args_info->temperature_given = 0 ;
69			}
70
71			static
72			void clear_args (struct gengetopt_args_info *args_info)
73			{
74	gezelter	1630	FIX_UNUSED (args_info);
75	gezelter	1083	args_info->output_arg = NULL;
76			args_info->output_orig = NULL;
77			args_info->temperature_orig = NULL;
78
79			}
80
81			static
82			void init_args_info(struct gengetopt_args_info *args_info)
83			{
84	gezelter	1390
85
86	gezelter	1083	args_info->help_help = gengetopt_args_info_help[0] ;
87			args_info->version_help = gengetopt_args_info_help[1] ;
88			args_info->output_help = gengetopt_args_info_help[2] ;
89			args_info->temperature_help = gengetopt_args_info_help[3] ;
90
91			}
92
93			void
94			cmdline_parser_print_version (void)
95			{
96	gezelter	1630	printf ("%s %s\n",
97			(strlen(CMDLINE_PARSER_PACKAGE_NAME) ? CMDLINE_PARSER_PACKAGE_NAME : CMDLINE_PARSER_PACKAGE),
98			CMDLINE_PARSER_VERSION);
99	gezelter	1083	}
100
101	gezelter	1390	static void print_help_common(void) {
102	gezelter	1083	cmdline_parser_print_version ();
103
104			if (strlen(gengetopt_args_info_purpose) > 0)
105			printf("\n%s\n", gengetopt_args_info_purpose);
106
107	gezelter	1390	if (strlen(gengetopt_args_info_usage) > 0)
108			printf("\n%s\n", gengetopt_args_info_usage);
109
110			printf("\n");
111
112			if (strlen(gengetopt_args_info_description) > 0)
113	gezelter	1630	printf("%s\n\n", gengetopt_args_info_description);
114	gezelter	1390	}
115
116			void
117			cmdline_parser_print_help (void)
118			{
119			int i = 0;
120			print_help_common();
121	gezelter	1083	while (gengetopt_args_info_help[i])
122			printf("%s\n", gengetopt_args_info_help[i++]);
123			}
124
125			void
126			cmdline_parser_init (struct gengetopt_args_info *args_info)
127			{
128			clear_given (args_info);
129			clear_args (args_info);
130			init_args_info (args_info);
131
132	gezelter	1630	args_info->inputs = 0;
133	gezelter	1083	args_info->inputs_num = 0;
134			}
135
136	gezelter	1390	void
137			cmdline_parser_params_init(struct cmdline_parser_params *params)
138			{
139			if (params)
140			{
141			params->override = 0;
142			params->initialize = 1;
143			params->check_required = 1;
144			params->check_ambiguity = 0;
145			params->print_errors = 1;
146			}
147			}
148
149			struct cmdline_parser_params *
150			cmdline_parser_params_create(void)
151			{
152			struct cmdline_parser_params *params =
153			(struct cmdline_parser_params *)malloc(sizeof(struct cmdline_parser_params));
154			cmdline_parser_params_init(params);
155			return params;
156			}
157
158	gezelter	1083	static void
159	gezelter	1390	free_string_field (char **s)
160			{
161			if (*s)
162			{
163			free (*s);
164			*s = 0;
165			}
166			}
167
168
169			static void
170	gezelter	1083	cmdline_parser_release (struct gengetopt_args_info *args_info)
171			{
172			unsigned int i;
173	gezelter	1390	free_string_field (&(args_info->output_arg));
174			free_string_field (&(args_info->output_orig));
175			free_string_field (&(args_info->temperature_orig));
176	gezelter	1083
177	gezelter	1390
178	gezelter	1083	for (i = 0; i < args_info->inputs_num; ++i)
179			free (args_info->inputs [i]);
180	gezelter	1390
181	gezelter	1083	if (args_info->inputs_num)
182			free (args_info->inputs);
183	gezelter	1390
184	gezelter	1083	clear_given (args_info);
185			}
186
187	gezelter	1390
188			static void
189	gezelter	1630	write_into_file(FILE outfile, const char opt, const char arg, const char values[])
190	gezelter	1390	{
191	gezelter	1630	FIX_UNUSED (values);
192	gezelter	1390	if (arg) {
193			fprintf(outfile, "%s=\"%s\"\n", opt, arg);
194			} else {
195			fprintf(outfile, "%s\n", opt);
196			}
197			}
198
199
200	gezelter	1083	int
201	gezelter	1390	cmdline_parser_dump(FILE outfile, struct gengetopt_args_info args_info)
202			{
203			int i = 0;
204
205			if (!outfile)
206			{
207			fprintf (stderr, "%s: cannot dump options to stream\n", CMDLINE_PARSER_PACKAGE);
208			return EXIT_FAILURE;
209			}
210
211			if (args_info->help_given)
212			write_into_file(outfile, "help", 0, 0 );
213			if (args_info->version_given)
214			write_into_file(outfile, "version", 0, 0 );
215			if (args_info->output_given)
216			write_into_file(outfile, "output", args_info->output_orig, 0);
217			if (args_info->temperature_given)
218			write_into_file(outfile, "temperature", args_info->temperature_orig, 0);
219
220
221			i = EXIT_SUCCESS;
222			return i;
223			}
224
225			int
226	gezelter	1083	cmdline_parser_file_save(const char filename, struct gengetopt_args_info args_info)
227			{
228			FILE *outfile;
229			int i = 0;
230
231			outfile = fopen(filename, "w");
232
233			if (!outfile)
234			{
235			fprintf (stderr, "%s: cannot open file for writing: %s\n", CMDLINE_PARSER_PACKAGE, filename);
236			return EXIT_FAILURE;
237			}
238
239	gezelter	1390	i = cmdline_parser_dump(outfile, args_info);
240	gezelter	1083	fclose (outfile);
241
242			return i;
243			}
244
245			void
246			cmdline_parser_free (struct gengetopt_args_info *args_info)
247			{
248			cmdline_parser_release (args_info);
249			}
250
251	gezelter	1390	/** @brief replacement of strdup, which is not standard */
252	gezelter	1083	char *
253			gengetopt_strdup (const char *s)
254			{
255	gezelter	1630	char *result = 0;
256	gezelter	1083	if (!s)
257			return result;
258
259			result = (char*)malloc(strlen(s) + 1);
260			if (result == (char*)0)
261			return (char*)0;
262			strcpy(result, s);
263			return result;
264			}
265
266			int
267	gezelter	1630	cmdline_parser (int argc, char *argv, struct gengetopt_args_info args_info)
268	gezelter	1083	{
269			return cmdline_parser2 (argc, argv, args_info, 0, 1, 1);
270			}
271
272			int
273	gezelter	1630	cmdline_parser_ext (int argc, char *argv, struct gengetopt_args_info args_info,
274	gezelter	1390	struct cmdline_parser_params *params)
275			{
276			int result;
277	gezelter	1630	result = cmdline_parser_internal (argc, argv, args_info, params, 0);
278	gezelter	1390
279			if (result == EXIT_FAILURE)
280			{
281			cmdline_parser_free (args_info);
282			exit (EXIT_FAILURE);
283			}
284
285			return result;
286			}
287
288			int
289	gezelter	1630	cmdline_parser2 (int argc, char *argv, struct gengetopt_args_info args_info, int override, int initialize, int check_required)
290	gezelter	1083	{
291			int result;
292	gezelter	1390	struct cmdline_parser_params params;
293
294			params.override = override;
295			params.initialize = initialize;
296			params.check_required = check_required;
297			params.check_ambiguity = 0;
298			params.print_errors = 1;
299	gezelter	1083
300	gezelter	1630	result = cmdline_parser_internal (argc, argv, args_info, &params, 0);
301	gezelter	1083
302			if (result == EXIT_FAILURE)
303			{
304			cmdline_parser_free (args_info);
305			exit (EXIT_FAILURE);
306			}
307
308			return result;
309			}
310
311			int
312			cmdline_parser_required (struct gengetopt_args_info args_info, const char prog_name)
313			{
314			int result = EXIT_SUCCESS;
315
316	gezelter	1630	if (cmdline_parser_required2(args_info, prog_name, 0) > 0)
317	gezelter	1083	result = EXIT_FAILURE;
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_required2 (struct gengetopt_args_info args_info, const char prog_name, const char *additional_error)
330			{
331			int error = 0;
332	gezelter	1630	FIX_UNUSED (additional_error);
333	gezelter	1083
334			/* checks for required options */
335			if (! args_info->output_given)
336			{
337			fprintf (stderr, "%s: '--output' ('-o') option required%s\n", prog_name, (additional_error ? additional_error : ""));
338			error = 1;
339			}
340
341			if (! args_info->temperature_given)
342			{
343			fprintf (stderr, "%s: '--temperature' ('-t') option required%s\n", prog_name, (additional_error ? additional_error : ""));
344			error = 1;
345			}
346
347
348			/* checks for dependences among options */
349
350			return error;
351			}
352
353	gezelter	1390
354			static char *package_name = 0;
355
356			/**
357			* @brief updates an option
358			* @param field the generic pointer to the field to update
359			* @param orig_field the pointer to the orig field
360			* @param field_given the pointer to the number of occurrence of this option
361			* @param prev_given the pointer to the number of occurrence already seen
362			* @param value the argument for this option (if null no arg was specified)
363			* @param possible_values the possible values for this option (if specified)
364			* @param default_value the default value (in case the option only accepts fixed values)
365			* @param arg_type the type of this option
366			* @param check_ambiguity @see cmdline_parser_params.check_ambiguity
367			* @param override @see cmdline_parser_params.override
368			* @param no_free whether to free a possible previous value
369			* @param multiple_option whether this is a multiple option
370			* @param long_opt the corresponding long option
371			* @param short_opt the corresponding short option (or '-' if none)
372			* @param additional_error possible further error specification
373			*/
374			static
375			int update_arg(void field, char *orig_field,
376			unsigned int field_given, unsigned int prev_given,
377	gezelter	1630	char value, const char possible_values[],
378			const char *default_value,
379	gezelter	1390	cmdline_parser_arg_type arg_type,
380			int check_ambiguity, int override,
381			int no_free, int multiple_option,
382			const char *long_opt, char short_opt,
383			const char *additional_error)
384			{
385			char *stop_char = 0;
386			const char *val = value;
387			int found;
388			char **string_field;
389	gezelter	1630	FIX_UNUSED (field);
390	gezelter	1390
391			stop_char = 0;
392			found = 0;
393
394			if (!multiple_option && prev_given && (prev_given \|\| (check_ambiguity && field_given)))
395			{
396			if (short_opt != '-')
397			fprintf (stderr, "%s: `--%s' (`-%c') option given more than once%s\n",
398			package_name, long_opt, short_opt,
399			(additional_error ? additional_error : ""));
400			else
401			fprintf (stderr, "%s: `--%s' option given more than once%s\n",
402			package_name, long_opt,
403			(additional_error ? additional_error : ""));
404			return 1; /* failure */
405			}
406
407	gezelter	1630	FIX_UNUSED (default_value);
408	gezelter	1390
409			if (field_given && *field_given && ! override)
410			return 0;
411			if (prev_given)
412			(*prev_given)++;
413			if (field_given)
414			(*field_given)++;
415			if (possible_values)
416			val = possible_values[found];
417
418			switch(arg_type) {
419			case ARG_DOUBLE:
420			if (val) ((double )field) = strtod (val, &stop_char);
421			break;
422			case ARG_STRING:
423			if (val) {
424			string_field = (char **)field;
425			if (!no_free && *string_field)
426			free (string_field); / free previous string */
427			*string_field = gengetopt_strdup (val);
428			}
429			break;
430			default:
431			break;
432			};
433
434			/* check numeric conversion */
435			switch(arg_type) {
436			case ARG_DOUBLE:
437			if (val && !(stop_char && *stop_char == '\0')) {
438			fprintf(stderr, "%s: invalid numeric value: %s\n", package_name, val);
439			return 1; /* failure */
440			}
441			break;
442			default:
443			;
444			};
445
446			/* store the original value */
447			switch(arg_type) {
448			case ARG_NO:
449			break;
450			default:
451			if (value && orig_field) {
452			if (no_free) {
453			*orig_field = value;
454			} else {
455			if (*orig_field)
456			free (orig_field); / free previous string */
457			*orig_field = gengetopt_strdup (value);
458			}
459			}
460			};
461
462			return 0; /* OK */
463			}
464
465
466	gezelter	1083	int
467	gezelter	1630	cmdline_parser_internal (
468			int argc, char *argv, struct gengetopt_args_info args_info,
469	gezelter	1390	struct cmdline_parser_params params, const char additional_error)
470	gezelter	1083	{
471			int c; /* Character of the parsed option. */
472
473			int error = 0;
474			struct gengetopt_args_info local_args_info;
475	gezelter	1390
476			int override;
477			int initialize;
478			int check_required;
479			int check_ambiguity;
480
481			package_name = argv[0];
482
483			override = params->override;
484			initialize = params->initialize;
485			check_required = params->check_required;
486			check_ambiguity = params->check_ambiguity;
487	gezelter	1083
488			if (initialize)
489			cmdline_parser_init (args_info);
490
491			cmdline_parser_init (&local_args_info);
492
493			optarg = 0;
494			optind = 0;
495	gezelter	1390	opterr = params->print_errors;
496	gezelter	1083	optopt = '?';
497
498			while (1)
499			{
500			int option_index = 0;
501
502			static struct option long_options[] = {
503			{ "help", 0, NULL, 'h' },
504			{ "version", 0, NULL, 'V' },
505			{ "output", 1, NULL, 'o' },
506			{ "temperature", 1, NULL, 't' },
507	gezelter	1630	{ 0, 0, 0, 0 }
508	gezelter	1083	};
509
510			c = getopt_long (argc, argv, "hVo:t:", long_options, &option_index);
511
512			if (c == -1) break; /* Exit from `while (1)' loop. */
513
514			switch (c)
515			{
516			case 'h': /* Print help and exit. */
517			cmdline_parser_print_help ();
518			cmdline_parser_free (&local_args_info);
519			exit (EXIT_SUCCESS);
520
521			case 'V': /* Print version and exit. */
522			cmdline_parser_print_version ();
523			cmdline_parser_free (&local_args_info);
524			exit (EXIT_SUCCESS);
525
526			case 'o': /* Output file name. */
527	gezelter	1390
528
529			if (update_arg( (void *)&(args_info->output_arg),
530			&(args_info->output_orig), &(args_info->output_given),
531			&(local_args_info.output_given), optarg, 0, 0, ARG_STRING,
532			check_ambiguity, override, 0, 0,
533			"output", 'o',
534			additional_error))
535			goto failure;
536
537	gezelter	1083	break;
538			case 't': /* temperature (K). */
539	gezelter	1390
540
541			if (update_arg( (void *)&(args_info->temperature_arg),
542			&(args_info->temperature_orig), &(args_info->temperature_given),
543			&(local_args_info.temperature_given), optarg, 0, 0, ARG_DOUBLE,
544			check_ambiguity, override, 0, 0,
545			"temperature", 't',
546			additional_error))
547	gezelter	1083	goto failure;
548	gezelter	1390
549	gezelter	1083	break;
550
551			case 0: /* Long option with no short option */
552			case '?': /* Invalid option. */
553			/* `getopt_long' already printed an error message. */
554			goto failure;
555
556			default: /* bug: option not considered. */
557			fprintf (stderr, "%s: option unknown: %c%s\n", CMDLINE_PARSER_PACKAGE, c, (additional_error ? additional_error : ""));
558			abort ();
559			} /* switch */
560			} /* while */
561
562
563
564			if (check_required)
565			{
566			error += cmdline_parser_required2 (args_info, argv[0], additional_error);
567			}
568
569			cmdline_parser_release (&local_args_info);
570
571			if ( error )
572			return (EXIT_FAILURE);
573
574			if (optind < argc)
575			{
576			int i = 0 ;
577			int found_prog_name = 0;
578			/* whether program name, i.e., argv[0], is in the remaining args
579			(this may happen with some implementations of getopt,
580			but surely not with the one included by gengetopt) */
581
582			i = optind;
583			while (i < argc)
584			if (argv[i++] == argv[0]) {
585			found_prog_name = 1;
586			break;
587			}
588			i = 0;
589
590			args_info->inputs_num = argc - optind - found_prog_name;
591			args_info->inputs =
592			(char *)(malloc ((args_info->inputs_num)sizeof(char *))) ;
593			while (optind < argc)
594			if (argv[optind++] != argv[0])
595			args_info->inputs[ i++ ] = gengetopt_strdup (argv[optind-1]) ;
596			}
597
598			return 0;
599
600			failure:
601
602			cmdline_parser_release (&local_args_info);
603			return (EXIT_FAILURE);
604			}