applications/simpleBuilder/simpleBuilderCmd.cpp

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

#ifdef WIN32
#include "utils/wingetopt.h"
#else
#include <getopt.h>
#endif

#include "simpleBuilderCmd.h"

const char *gengetopt_args_info_purpose = "";

const char *gengetopt_args_info_usage = "Usage: simpleBuilder [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",
  "      --density=DOUBLE  density (g/cm^3)",
  "      --nx=INT          number of unit cells in x",
  "      --ny=INT          number of unit cells in y",
  "      --nz=INT          number of unit cells in z",
    0
};

typedef enum {ARG_NO
  , ARG_STRING
  , ARG_INT
  , 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->density_given = 0 ;
  args_info->nx_given = 0 ;
  args_info->ny_given = 0 ;
  args_info->nz_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->density_orig = NULL;
  args_info->nx_orig = NULL;
  args_info->ny_orig = NULL;
  args_info->nz_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->density_help = gengetopt_args_info_help[3] ;
  args_info->nx_help = gengetopt_args_info_help[4] ;
  args_info->ny_help = gengetopt_args_info_help[5] ;
  args_info->nz_help = gengetopt_args_info_help[6] ;
  
}

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->density_orig));
  free_string_field (&(args_info->nx_orig));
  free_string_field (&(args_info->ny_orig));
  free_string_field (&(args_info->nz_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->density_given)
    write_into_file(outfile, "density", args_info->density_orig, 0);
  if (args_info->nx_given)
    write_into_file(outfile, "nx", args_info->nx_orig, 0);
  if (args_info->ny_given)
    write_into_file(outfile, "ny", args_info->ny_orig, 0);
  if (args_info->nz_given)
    write_into_file(outfile, "nz", args_info->nz_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->density_given)
    {
      fprintf (stderr, "%s: '--density' option required%s\n", prog_name, (additional_error ? additional_error : ""));
      error = 1;
    }
  
  if (! args_info->nx_given)
    {
      fprintf (stderr, "%s: '--nx' option required%s\n", prog_name, (additional_error ? additional_error : ""));
      error = 1;
    }
  
  if (! args_info->ny_given)
    {
      fprintf (stderr, "%s: '--ny' option required%s\n", prog_name, (additional_error ? additional_error : ""));
      error = 1;
    }
  
  if (! args_info->nz_given)
    {
      fprintf (stderr, "%s: '--nz' 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_INT:
    if (val) *((int *)field) = strtol (val, &stop_char, 0);
    break;
  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_INT:
  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' },
        { "density",    1, NULL, 0 },
        { "nx", 1, NULL, 0 },
        { "ny", 1, NULL, 0 },
        { "nz", 1, NULL, 0 },
        { 0,  0, 0, 0 }
      };

      c = getopt_long (argc, argv, "hVo:", 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 0: /* Long option with no short option */
          /* density (g/cm^3).  */
          if (strcmp (long_options[option_index].name, "density") == 0)
          {
          
          
            if (update_arg( (void *)&(args_info->density_arg), 
                 &(args_info->density_orig), &(args_info->density_given),
                &(local_args_info.density_given), optarg, 0, 0, ARG_DOUBLE,
                check_ambiguity, override, 0, 0,
                "density", '-',
                additional_error))
              goto failure;
          
          }
          /* number of unit cells in x.  */
          else if (strcmp (long_options[option_index].name, "nx") == 0)
          {
          
          
            if (update_arg( (void *)&(args_info->nx_arg), 
                 &(args_info->nx_orig), &(args_info->nx_given),
                &(local_args_info.nx_given), optarg, 0, 0, ARG_INT,
                check_ambiguity, override, 0, 0,
                "nx", '-',
                additional_error))
              goto failure;
          
          }
          /* number of unit cells in y.  */
          else if (strcmp (long_options[option_index].name, "ny") == 0)
          {
          
          
            if (update_arg( (void *)&(args_info->ny_arg), 
                 &(args_info->ny_orig), &(args_info->ny_given),
                &(local_args_info.ny_given), optarg, 0, 0, ARG_INT,
                check_ambiguity, override, 0, 0,
                "ny", '-',
                additional_error))
              goto failure;
          
          }
          /* number of unit cells in z.  */
          else if (strcmp (long_options[option_index].name, "nz") == 0)
          {
          
          
            if (update_arg( (void *)&(args_info->nz_arg), 
                 &(args_info->nz_orig), &(args_info->nz_given),
                &(local_args_info.nz_given), optarg, 0, 0, ARG_INT,
                check_ambiguity, override, 0, 0,
                "nz", '-',
                additional_error))
              goto failure;
          
          }
          
          break;
        case '?':       /* Invalid option.  */
          /* `getopt_long' already printed an error message.  */
          goto failure;

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


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

  cmdline_parser_release (&local_args_info);

  if ( error )
    return (EXIT_FAILURE);

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

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

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

  return 0;

failure:
  
  cmdline_parser_release (&local_args_info);
  return (EXIT_FAILURE);
}
Revision:	1798
Committed:	Thu Sep 13 14:10:11 2012 UTC (12 years, 7 months ago) by gezelter
File size:	18567 byte(s)
Log Message:	Merged trunk changes into the development branch
#	User	Rev	Content
1	tim	12	/*
2	gezelter	1630	File autogenerated by gengetopt version 2.22.4
3	tim	12	generated with the following command:
4	gezelter	1630	gengetopt -F simpleBuilderCmd -u
5	tim	12
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	gezelter	1067	/* If we use autoconf. */
12			#ifdef HAVE_CONFIG_H
13			#include "config.h"
14			#endif
15	tim	12
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	tim	12
24	gezelter	1798	#ifdef WIN32
25			#include "utils/wingetopt.h"
26			#else
27	gezelter	1630	#include <getopt.h>
28	gezelter	1798	#endif
29	gezelter	1630
30	gezelter	1067	#include "simpleBuilderCmd.h"
31	tim	12
32	gezelter	1630	const char *gengetopt_args_info_purpose = "";
33
34			const char *gengetopt_args_info_usage = "Usage: simpleBuilder [OPTIONS]... [FILES]...";
35
36			const char *gengetopt_args_info_description = "";
37
38			const char *gengetopt_args_info_help[] = {
39			" -h, --help Print help and exit",
40			" -V, --version Print version and exit",
41			" -o, --output=STRING Output file name",
42			" --density=DOUBLE density (g/cm^3)",
43			" --nx=INT number of unit cells in x",
44			" --ny=INT number of unit cells in y",
45			" --nz=INT number of unit cells in z",
46			0
47			};
48
49			typedef enum {ARG_NO
50			, ARG_STRING
51			, ARG_INT
52			, ARG_DOUBLE
53			} cmdline_parser_arg_type;
54
55	gezelter	1067	static
56			void clear_given (struct gengetopt_args_info *args_info);
57			static
58			void clear_args (struct gengetopt_args_info *args_info);
59
60			static int
61	gezelter	1630	cmdline_parser_internal (int argc, char *argv, struct gengetopt_args_info args_info,
62			struct cmdline_parser_params params, const char additional_error);
63	gezelter	1067
64			static int
65			cmdline_parser_required2 (struct gengetopt_args_info args_info, const char prog_name, const char *additional_error);
66
67			static char *
68			gengetopt_strdup (const char *s);
69
70			static
71			void clear_given (struct gengetopt_args_info *args_info)
72			{
73			args_info->help_given = 0 ;
74			args_info->version_given = 0 ;
75			args_info->output_given = 0 ;
76			args_info->density_given = 0 ;
77			args_info->nx_given = 0 ;
78			args_info->ny_given = 0 ;
79			args_info->nz_given = 0 ;
80			}
81
82			static
83			void clear_args (struct gengetopt_args_info *args_info)
84			{
85	gezelter	1630	FIX_UNUSED (args_info);
86	gezelter	1067	args_info->output_arg = NULL;
87			args_info->output_orig = NULL;
88			args_info->density_orig = NULL;
89			args_info->nx_orig = NULL;
90			args_info->ny_orig = NULL;
91			args_info->nz_orig = NULL;
92
93			}
94
95	gezelter	1630	static
96			void init_args_info(struct gengetopt_args_info *args_info)
97			{
98
99
100			args_info->help_help = gengetopt_args_info_help[0] ;
101			args_info->version_help = gengetopt_args_info_help[1] ;
102			args_info->output_help = gengetopt_args_info_help[2] ;
103			args_info->density_help = gengetopt_args_info_help[3] ;
104			args_info->nx_help = gengetopt_args_info_help[4] ;
105			args_info->ny_help = gengetopt_args_info_help[5] ;
106			args_info->nz_help = gengetopt_args_info_help[6] ;
107
108			}
109
110	tim	12	void
111			cmdline_parser_print_version (void)
112			{
113	gezelter	1630	printf ("%s %s\n",
114			(strlen(CMDLINE_PARSER_PACKAGE_NAME) ? CMDLINE_PARSER_PACKAGE_NAME : CMDLINE_PARSER_PACKAGE),
115			CMDLINE_PARSER_VERSION);
116	tim	12	}
117
118	gezelter	1630	static void print_help_common(void) {
119			cmdline_parser_print_version ();
120
121			if (strlen(gengetopt_args_info_purpose) > 0)
122			printf("\n%s\n", gengetopt_args_info_purpose);
123
124			if (strlen(gengetopt_args_info_usage) > 0)
125			printf("\n%s\n", gengetopt_args_info_usage);
126
127			printf("\n");
128
129			if (strlen(gengetopt_args_info_description) > 0)
130			printf("%s\n\n", gengetopt_args_info_description);
131			}
132
133	tim	12	void
134			cmdline_parser_print_help (void)
135			{
136	gezelter	1630	int i = 0;
137			print_help_common();
138			while (gengetopt_args_info_help[i])
139			printf("%s\n", gengetopt_args_info_help[i++]);
140	tim	12	}
141
142	gezelter	1067	void
143			cmdline_parser_init (struct gengetopt_args_info *args_info)
144			{
145			clear_given (args_info);
146			clear_args (args_info);
147	gezelter	1630	init_args_info (args_info);
148	tim	12
149	gezelter	1630	args_info->inputs = 0;
150	gezelter	1067	args_info->inputs_num = 0;
151			}
152	tim	12
153	gezelter	1630	void
154			cmdline_parser_params_init(struct cmdline_parser_params *params)
155			{
156			if (params)
157			{
158			params->override = 0;
159			params->initialize = 1;
160			params->check_required = 1;
161			params->check_ambiguity = 0;
162			params->print_errors = 1;
163			}
164			}
165
166			struct cmdline_parser_params *
167			cmdline_parser_params_create(void)
168			{
169			struct cmdline_parser_params *params =
170			(struct cmdline_parser_params *)malloc(sizeof(struct cmdline_parser_params));
171			cmdline_parser_params_init(params);
172			return params;
173			}
174
175	gezelter	1067	static void
176	gezelter	1630	free_string_field (char **s)
177			{
178			if (*s)
179			{
180			free (*s);
181			*s = 0;
182			}
183			}
184
185
186			static void
187	gezelter	1067	cmdline_parser_release (struct gengetopt_args_info *args_info)
188			{
189			unsigned int i;
190	gezelter	1630	free_string_field (&(args_info->output_arg));
191			free_string_field (&(args_info->output_orig));
192			free_string_field (&(args_info->density_orig));
193			free_string_field (&(args_info->nx_orig));
194			free_string_field (&(args_info->ny_orig));
195			free_string_field (&(args_info->nz_orig));
196	gezelter	1067
197	gezelter	1630
198	gezelter	1067	for (i = 0; i < args_info->inputs_num; ++i)
199			free (args_info->inputs [i]);
200	gezelter	1630
201	gezelter	1067	if (args_info->inputs_num)
202			free (args_info->inputs);
203	gezelter	1630
204	gezelter	1067	clear_given (args_info);
205			}
206
207	gezelter	1630
208			static void
209			write_into_file(FILE outfile, const char opt, const char arg, const char values[])
210			{
211			FIX_UNUSED (values);
212			if (arg) {
213			fprintf(outfile, "%s=\"%s\"\n", opt, arg);
214			} else {
215			fprintf(outfile, "%s\n", opt);
216			}
217			}
218
219
220	gezelter	1067	int
221	gezelter	1630	cmdline_parser_dump(FILE outfile, struct gengetopt_args_info args_info)
222			{
223			int i = 0;
224
225			if (!outfile)
226			{
227			fprintf (stderr, "%s: cannot dump options to stream\n", CMDLINE_PARSER_PACKAGE);
228			return EXIT_FAILURE;
229			}
230
231			if (args_info->help_given)
232			write_into_file(outfile, "help", 0, 0 );
233			if (args_info->version_given)
234			write_into_file(outfile, "version", 0, 0 );
235			if (args_info->output_given)
236			write_into_file(outfile, "output", args_info->output_orig, 0);
237			if (args_info->density_given)
238			write_into_file(outfile, "density", args_info->density_orig, 0);
239			if (args_info->nx_given)
240			write_into_file(outfile, "nx", args_info->nx_orig, 0);
241			if (args_info->ny_given)
242			write_into_file(outfile, "ny", args_info->ny_orig, 0);
243			if (args_info->nz_given)
244			write_into_file(outfile, "nz", args_info->nz_orig, 0);
245
246
247			i = EXIT_SUCCESS;
248			return i;
249			}
250
251			int
252	gezelter	1067	cmdline_parser_file_save(const char filename, struct gengetopt_args_info args_info)
253			{
254			FILE *outfile;
255			int i = 0;
256
257			outfile = fopen(filename, "w");
258
259			if (!outfile)
260			{
261			fprintf (stderr, "%s: cannot open file for writing: %s\n", CMDLINE_PARSER_PACKAGE, filename);
262			return EXIT_FAILURE;
263			}
264
265	gezelter	1630	i = cmdline_parser_dump(outfile, args_info);
266	gezelter	1067	fclose (outfile);
267
268			return i;
269			}
270
271			void
272			cmdline_parser_free (struct gengetopt_args_info *args_info)
273			{
274			cmdline_parser_release (args_info);
275			}
276
277	gezelter	1630	/** @brief replacement of strdup, which is not standard */
278	tim	12	char *
279			gengetopt_strdup (const char *s)
280			{
281	gezelter	1630	char *result = 0;
282	gezelter	1067	if (!s)
283			return result;
284
285			result = (char*)malloc(strlen(s) + 1);
286	tim	12	if (result == (char*)0)
287			return (char*)0;
288			strcpy(result, s);
289			return result;
290			}
291
292			int
293	gezelter	1630	cmdline_parser (int argc, char *argv, struct gengetopt_args_info args_info)
294	tim	12	{
295	gezelter	1067	return cmdline_parser2 (argc, argv, args_info, 0, 1, 1);
296			}
297
298			int
299	gezelter	1630	cmdline_parser_ext (int argc, char *argv, struct gengetopt_args_info args_info,
300			struct cmdline_parser_params *params)
301	gezelter	1067	{
302			int result;
303	gezelter	1630	result = cmdline_parser_internal (argc, argv, args_info, params, 0);
304	gezelter	1067
305	gezelter	1630	if (result == EXIT_FAILURE)
306			{
307			cmdline_parser_free (args_info);
308			exit (EXIT_FAILURE);
309			}
310
311			return result;
312			}
313	gezelter	1067
314	gezelter	1630	int
315			cmdline_parser2 (int argc, char *argv, struct gengetopt_args_info args_info, int override, int initialize, int check_required)
316			{
317			int result;
318			struct cmdline_parser_params params;
319
320			params.override = override;
321			params.initialize = initialize;
322			params.check_required = check_required;
323			params.check_ambiguity = 0;
324			params.print_errors = 1;
325
326			result = cmdline_parser_internal (argc, argv, args_info, &params, 0);
327
328	gezelter	1067	if (result == EXIT_FAILURE)
329			{
330			cmdline_parser_free (args_info);
331			exit (EXIT_FAILURE);
332			}
333
334			return result;
335			}
336
337			int
338			cmdline_parser_required (struct gengetopt_args_info args_info, const char prog_name)
339			{
340			int result = EXIT_SUCCESS;
341
342	gezelter	1630	if (cmdline_parser_required2(args_info, prog_name, 0) > 0)
343	gezelter	1067	result = EXIT_FAILURE;
344
345			if (result == EXIT_FAILURE)
346			{
347			cmdline_parser_free (args_info);
348			exit (EXIT_FAILURE);
349			}
350
351			return result;
352			}
353
354			int
355			cmdline_parser_required2 (struct gengetopt_args_info args_info, const char prog_name, const char *additional_error)
356			{
357			int error = 0;
358	gezelter	1630	FIX_UNUSED (additional_error);
359	gezelter	1067
360	gezelter	1630	/* checks for required options */
361	gezelter	1067	if (! args_info->output_given)
362			{
363			fprintf (stderr, "%s: '--output' ('-o') option required%s\n", prog_name, (additional_error ? additional_error : ""));
364			error = 1;
365			}
366	gezelter	1630
367	gezelter	1067	if (! args_info->density_given)
368			{
369			fprintf (stderr, "%s: '--density' option required%s\n", prog_name, (additional_error ? additional_error : ""));
370			error = 1;
371			}
372	gezelter	1630
373	gezelter	1067	if (! args_info->nx_given)
374			{
375			fprintf (stderr, "%s: '--nx' option required%s\n", prog_name, (additional_error ? additional_error : ""));
376			error = 1;
377			}
378	gezelter	1630
379	gezelter	1067	if (! args_info->ny_given)
380			{
381			fprintf (stderr, "%s: '--ny' option required%s\n", prog_name, (additional_error ? additional_error : ""));
382			error = 1;
383			}
384	gezelter	1630
385	gezelter	1067	if (! args_info->nz_given)
386			{
387			fprintf (stderr, "%s: '--nz' option required%s\n", prog_name, (additional_error ? additional_error : ""));
388			error = 1;
389			}
390	gezelter	1630
391
392			/* checks for dependences among options */
393	gezelter	1067
394			return error;
395			}
396
397	gezelter	1630
398			static char *package_name = 0;
399
400			/**
401			* @brief updates an option
402			* @param field the generic pointer to the field to update
403			* @param orig_field the pointer to the orig field
404			* @param field_given the pointer to the number of occurrence of this option
405			* @param prev_given the pointer to the number of occurrence already seen
406			* @param value the argument for this option (if null no arg was specified)
407			* @param possible_values the possible values for this option (if specified)
408			* @param default_value the default value (in case the option only accepts fixed values)
409			* @param arg_type the type of this option
410			* @param check_ambiguity @see cmdline_parser_params.check_ambiguity
411			* @param override @see cmdline_parser_params.override
412			* @param no_free whether to free a possible previous value
413			* @param multiple_option whether this is a multiple option
414			* @param long_opt the corresponding long option
415			* @param short_opt the corresponding short option (or '-' if none)
416			* @param additional_error possible further error specification
417			*/
418			static
419			int update_arg(void field, char *orig_field,
420			unsigned int field_given, unsigned int prev_given,
421			char value, const char possible_values[],
422			const char *default_value,
423			cmdline_parser_arg_type arg_type,
424			int check_ambiguity, int override,
425			int no_free, int multiple_option,
426			const char *long_opt, char short_opt,
427			const char *additional_error)
428			{
429			char *stop_char = 0;
430			const char *val = value;
431			int found;
432			char **string_field;
433			FIX_UNUSED (field);
434
435			stop_char = 0;
436			found = 0;
437
438			if (!multiple_option && prev_given && (prev_given \|\| (check_ambiguity && field_given)))
439			{
440			if (short_opt != '-')
441			fprintf (stderr, "%s: `--%s' (`-%c') option given more than once%s\n",
442			package_name, long_opt, short_opt,
443			(additional_error ? additional_error : ""));
444			else
445			fprintf (stderr, "%s: `--%s' option given more than once%s\n",
446			package_name, long_opt,
447			(additional_error ? additional_error : ""));
448			return 1; /* failure */
449			}
450
451			FIX_UNUSED (default_value);
452
453			if (field_given && *field_given && ! override)
454			return 0;
455			if (prev_given)
456			(*prev_given)++;
457			if (field_given)
458			(*field_given)++;
459			if (possible_values)
460			val = possible_values[found];
461
462			switch(arg_type) {
463			case ARG_INT:
464			if (val) ((int )field) = strtol (val, &stop_char, 0);
465			break;
466			case ARG_DOUBLE:
467			if (val) ((double )field) = strtod (val, &stop_char);
468			break;
469			case ARG_STRING:
470			if (val) {
471			string_field = (char **)field;
472			if (!no_free && *string_field)
473			free (string_field); / free previous string */
474			*string_field = gengetopt_strdup (val);
475			}
476			break;
477			default:
478			break;
479			};
480
481			/* check numeric conversion */
482			switch(arg_type) {
483			case ARG_INT:
484			case ARG_DOUBLE:
485			if (val && !(stop_char && *stop_char == '\0')) {
486			fprintf(stderr, "%s: invalid numeric value: %s\n", package_name, val);
487			return 1; /* failure */
488			}
489			break;
490			default:
491			;
492			};
493
494			/* store the original value */
495			switch(arg_type) {
496			case ARG_NO:
497			break;
498			default:
499			if (value && orig_field) {
500			if (no_free) {
501			*orig_field = value;
502			} else {
503			if (*orig_field)
504			free (orig_field); / free previous string */
505			*orig_field = gengetopt_strdup (value);
506			}
507			}
508			};
509
510			return 0; /* OK */
511			}
512
513
514	gezelter	1067	int
515	gezelter	1630	cmdline_parser_internal (
516			int argc, char *argv, struct gengetopt_args_info args_info,
517			struct cmdline_parser_params params, const char additional_error)
518	gezelter	1067	{
519	tim	12	int c; /* Character of the parsed option. */
520
521	gezelter	1067	int error = 0;
522			struct gengetopt_args_info local_args_info;
523	gezelter	1630
524			int override;
525			int initialize;
526			int check_required;
527			int check_ambiguity;
528
529			package_name = argv[0];
530
531			override = params->override;
532			initialize = params->initialize;
533			check_required = params->check_required;
534			check_ambiguity = params->check_ambiguity;
535	tim	12
536	gezelter	1067	if (initialize)
537			cmdline_parser_init (args_info);
538	tim	12
539	gezelter	1067	cmdline_parser_init (&local_args_info);
540	tim	12
541			optarg = 0;
542	gezelter	1067	optind = 0;
543	gezelter	1630	opterr = params->print_errors;
544	tim	12	optopt = '?';
545
546			while (1)
547			{
548			int option_index = 0;
549
550			static struct option long_options[] = {
551			{ "help", 0, NULL, 'h' },
552			{ "version", 0, NULL, 'V' },
553			{ "output", 1, NULL, 'o' },
554			{ "density", 1, NULL, 0 },
555			{ "nx", 1, NULL, 0 },
556			{ "ny", 1, NULL, 0 },
557			{ "nz", 1, NULL, 0 },
558	gezelter	1630	{ 0, 0, 0, 0 }
559	tim	12	};
560
561			c = getopt_long (argc, argv, "hVo:", long_options, &option_index);
562
563			if (c == -1) break; /* Exit from `while (1)' loop. */
564
565			switch (c)
566			{
567			case 'h': /* Print help and exit. */
568			cmdline_parser_print_help ();
569	gezelter	1067	cmdline_parser_free (&local_args_info);
570	tim	12	exit (EXIT_SUCCESS);
571
572			case 'V': /* Print version and exit. */
573			cmdline_parser_print_version ();
574	gezelter	1067	cmdline_parser_free (&local_args_info);
575	tim	12	exit (EXIT_SUCCESS);
576
577			case 'o': /* Output file name. */
578	gezelter	1630
579
580			if (update_arg( (void *)&(args_info->output_arg),
581			&(args_info->output_orig), &(args_info->output_given),
582			&(local_args_info.output_given), optarg, 0, 0, ARG_STRING,
583			check_ambiguity, override, 0, 0,
584			"output", 'o',
585			additional_error))
586			goto failure;
587
588	tim	12	break;
589
590			case 0: /* Long option with no short option */
591			/* density (g/cm^3). */
592	gezelter	1067	if (strcmp (long_options[option_index].name, "density") == 0)
593			{
594	gezelter	1630
595
596			if (update_arg( (void *)&(args_info->density_arg),
597			&(args_info->density_orig), &(args_info->density_given),
598			&(local_args_info.density_given), optarg, 0, 0, ARG_DOUBLE,
599			check_ambiguity, override, 0, 0,
600			"density", '-',
601			additional_error))
602	gezelter	1067	goto failure;
603	gezelter	1630
604	gezelter	1067	}
605	tim	12	/* number of unit cells in x. */
606			else if (strcmp (long_options[option_index].name, "nx") == 0)
607	gezelter	1067	{
608	gezelter	1630
609
610			if (update_arg( (void *)&(args_info->nx_arg),
611			&(args_info->nx_orig), &(args_info->nx_given),
612			&(local_args_info.nx_given), optarg, 0, 0, ARG_INT,
613			check_ambiguity, override, 0, 0,
614			"nx", '-',
615			additional_error))
616	gezelter	1067	goto failure;
617	gezelter	1630
618	gezelter	1067	}
619	tim	12	/* number of unit cells in y. */
620			else if (strcmp (long_options[option_index].name, "ny") == 0)
621	gezelter	1067	{
622	gezelter	1630
623
624			if (update_arg( (void *)&(args_info->ny_arg),
625			&(args_info->ny_orig), &(args_info->ny_given),
626			&(local_args_info.ny_given), optarg, 0, 0, ARG_INT,
627			check_ambiguity, override, 0, 0,
628			"ny", '-',
629			additional_error))
630	gezelter	1067	goto failure;
631	gezelter	1630
632	gezelter	1067	}
633	tim	12	/* number of unit cells in z. */
634			else if (strcmp (long_options[option_index].name, "nz") == 0)
635	gezelter	1067	{
636	gezelter	1630
637
638			if (update_arg( (void *)&(args_info->nz_arg),
639			&(args_info->nz_orig), &(args_info->nz_given),
640			&(local_args_info.nz_given), optarg, 0, 0, ARG_INT,
641			check_ambiguity, override, 0, 0,
642			"nz", '-',
643			additional_error))
644	gezelter	1067	goto failure;
645	gezelter	1630
646	gezelter	1067	}
647	tim	12
648	gezelter	1067	break;
649	tim	12	case '?': /* Invalid option. */
650			/* `getopt_long' already printed an error message. */
651	gezelter	1067	goto failure;
652	tim	12
653			default: /* bug: option not considered. */
654	gezelter	1067	fprintf (stderr, "%s: option unknown: %c%s\n", CMDLINE_PARSER_PACKAGE, c, (additional_error ? additional_error : ""));
655	tim	12	abort ();
656			} /* switch */
657			} /* while */
658
659
660	gezelter	1067
661			if (check_required)
662	tim	12	{
663	gezelter	1067	error += cmdline_parser_required2 (args_info, argv[0], additional_error);
664	tim	12	}
665
666	gezelter	1067	cmdline_parser_release (&local_args_info);
667
668			if ( error )
669			return (EXIT_FAILURE);
670
671	tim	12	if (optind < argc)
672			{
673			int i = 0 ;
674	gezelter	1630	int found_prog_name = 0;
675			/* whether program name, i.e., argv[0], is in the remaining args
676			(this may happen with some implementations of getopt,
677			but surely not with the one included by gengetopt) */
678	gezelter	1067
679	gezelter	1630	i = optind;
680			while (i < argc)
681			if (argv[i++] == argv[0]) {
682			found_prog_name = 1;
683			break;
684			}
685			i = 0;
686
687			args_info->inputs_num = argc - optind - found_prog_name;
688	gezelter	1067	args_info->inputs =
689	tim	12	(char *)(malloc ((args_info->inputs_num)sizeof(char *))) ;
690			while (optind < argc)
691	gezelter	1630	if (argv[optind++] != argv[0])
692			args_info->inputs[ i++ ] = gengetopt_strdup (argv[optind-1]) ;
693	tim	12	}
694	gezelter	1067
695			return 0;
696
697			failure:
698	tim	12
699	gezelter	1067	cmdline_parser_release (&local_args_info);
700			return (EXIT_FAILURE);
701	tim	12	}