applications/simpleBuilder/simpleBuilderCmd.c

/*
  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

#include <getopt.h>

#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:	1630
Committed:	Wed Sep 14 21:40:12 2011 UTC (13 years, 7 months ago) by gezelter
Content type:	text/plain
File size:	18512 byte(s)
Log Message:	updating gengetopt runs
#	Content
1	/*
2	File autogenerated by gengetopt version 2.22.4
3	generated with the following command:
4	gengetopt -F simpleBuilderCmd -u
5
6	The developers of gengetopt consider the fixed text that goes in all
7	gengetopt output files to be in the public domain:
8	we make no copyright claims on it.
9	*/
10
11	/* If we use autoconf. */
12	#ifdef HAVE_CONFIG_H
13	#include "config.h"
14	#endif
15
16	#include <stdio.h>
17	#include <stdlib.h>
18	#include <string.h>
19
20	#ifndef FIX_UNUSED
21	#define FIX_UNUSED(X) (void) (X) /* avoid warnings for unused params */
22	#endif
23
24	#include <getopt.h>
25
26	#include "simpleBuilderCmd.h"
27
28	const char *gengetopt_args_info_purpose = "";
29
30	const char *gengetopt_args_info_usage = "Usage: simpleBuilder [OPTIONS]... [FILES]...";
31
32	const char *gengetopt_args_info_description = "";
33
34	const char *gengetopt_args_info_help[] = {
35	" -h, --help Print help and exit",
36	" -V, --version Print version and exit",
37	" -o, --output=STRING Output file name",
38	" --density=DOUBLE density (g/cm^3)",
39	" --nx=INT number of unit cells in x",
40	" --ny=INT number of unit cells in y",
41	" --nz=INT number of unit cells in z",
42	0
43	};
44
45	typedef enum {ARG_NO
46	, ARG_STRING
47	, ARG_INT
48	, ARG_DOUBLE
49	} cmdline_parser_arg_type;
50
51	static
52	void clear_given (struct gengetopt_args_info *args_info);
53	static
54	void clear_args (struct gengetopt_args_info *args_info);
55
56	static int
57	cmdline_parser_internal (int argc, char *argv, struct gengetopt_args_info args_info,
58	struct cmdline_parser_params params, const char additional_error);
59
60	static int
61	cmdline_parser_required2 (struct gengetopt_args_info args_info, const char prog_name, const char *additional_error);
62
63	static char *
64	gengetopt_strdup (const char *s);
65
66	static
67	void clear_given (struct gengetopt_args_info *args_info)
68	{
69	args_info->help_given = 0 ;
70	args_info->version_given = 0 ;
71	args_info->output_given = 0 ;
72	args_info->density_given = 0 ;
73	args_info->nx_given = 0 ;
74	args_info->ny_given = 0 ;
75	args_info->nz_given = 0 ;
76	}
77
78	static
79	void clear_args (struct gengetopt_args_info *args_info)
80	{
81	FIX_UNUSED (args_info);
82	args_info->output_arg = NULL;
83	args_info->output_orig = NULL;
84	args_info->density_orig = NULL;
85	args_info->nx_orig = NULL;
86	args_info->ny_orig = NULL;
87	args_info->nz_orig = NULL;
88
89	}
90
91	static
92	void init_args_info(struct gengetopt_args_info *args_info)
93	{
94
95
96	args_info->help_help = gengetopt_args_info_help[0] ;
97	args_info->version_help = gengetopt_args_info_help[1] ;
98	args_info->output_help = gengetopt_args_info_help[2] ;
99	args_info->density_help = gengetopt_args_info_help[3] ;
100	args_info->nx_help = gengetopt_args_info_help[4] ;
101	args_info->ny_help = gengetopt_args_info_help[5] ;
102	args_info->nz_help = gengetopt_args_info_help[6] ;
103
104	}
105
106	void
107	cmdline_parser_print_version (void)
108	{
109	printf ("%s %s\n",
110	(strlen(CMDLINE_PARSER_PACKAGE_NAME) ? CMDLINE_PARSER_PACKAGE_NAME : CMDLINE_PARSER_PACKAGE),
111	CMDLINE_PARSER_VERSION);
112	}
113
114	static void print_help_common(void) {
115	cmdline_parser_print_version ();
116
117	if (strlen(gengetopt_args_info_purpose) > 0)
118	printf("\n%s\n", gengetopt_args_info_purpose);
119
120	if (strlen(gengetopt_args_info_usage) > 0)
121	printf("\n%s\n", gengetopt_args_info_usage);
122
123	printf("\n");
124
125	if (strlen(gengetopt_args_info_description) > 0)
126	printf("%s\n\n", gengetopt_args_info_description);
127	}
128
129	void
130	cmdline_parser_print_help (void)
131	{
132	int i = 0;
133	print_help_common();
134	while (gengetopt_args_info_help[i])
135	printf("%s\n", gengetopt_args_info_help[i++]);
136	}
137
138	void
139	cmdline_parser_init (struct gengetopt_args_info *args_info)
140	{
141	clear_given (args_info);
142	clear_args (args_info);
143	init_args_info (args_info);
144
145	args_info->inputs = 0;
146	args_info->inputs_num = 0;
147	}
148
149	void
150	cmdline_parser_params_init(struct cmdline_parser_params *params)
151	{
152	if (params)
153	{
154	params->override = 0;
155	params->initialize = 1;
156	params->check_required = 1;
157	params->check_ambiguity = 0;
158	params->print_errors = 1;
159	}
160	}
161
162	struct cmdline_parser_params *
163	cmdline_parser_params_create(void)
164	{
165	struct cmdline_parser_params *params =
166	(struct cmdline_parser_params *)malloc(sizeof(struct cmdline_parser_params));
167	cmdline_parser_params_init(params);
168	return params;
169	}
170
171	static void
172	free_string_field (char **s)
173	{
174	if (*s)
175	{
176	free (*s);
177	*s = 0;
178	}
179	}
180
181
182	static void
183	cmdline_parser_release (struct gengetopt_args_info *args_info)
184	{
185	unsigned int i;
186	free_string_field (&(args_info->output_arg));
187	free_string_field (&(args_info->output_orig));
188	free_string_field (&(args_info->density_orig));
189	free_string_field (&(args_info->nx_orig));
190	free_string_field (&(args_info->ny_orig));
191	free_string_field (&(args_info->nz_orig));
192
193
194	for (i = 0; i < args_info->inputs_num; ++i)
195	free (args_info->inputs [i]);
196
197	if (args_info->inputs_num)
198	free (args_info->inputs);
199
200	clear_given (args_info);
201	}
202
203
204	static void
205	write_into_file(FILE outfile, const char opt, const char arg, const char values[])
206	{
207	FIX_UNUSED (values);
208	if (arg) {
209	fprintf(outfile, "%s=\"%s\"\n", opt, arg);
210	} else {
211	fprintf(outfile, "%s\n", opt);
212	}
213	}
214
215
216	int
217	cmdline_parser_dump(FILE outfile, struct gengetopt_args_info args_info)
218	{
219	int i = 0;
220
221	if (!outfile)
222	{
223	fprintf (stderr, "%s: cannot dump options to stream\n", CMDLINE_PARSER_PACKAGE);
224	return EXIT_FAILURE;
225	}
226
227	if (args_info->help_given)
228	write_into_file(outfile, "help", 0, 0 );
229	if (args_info->version_given)
230	write_into_file(outfile, "version", 0, 0 );
231	if (args_info->output_given)
232	write_into_file(outfile, "output", args_info->output_orig, 0);
233	if (args_info->density_given)
234	write_into_file(outfile, "density", args_info->density_orig, 0);
235	if (args_info->nx_given)
236	write_into_file(outfile, "nx", args_info->nx_orig, 0);
237	if (args_info->ny_given)
238	write_into_file(outfile, "ny", args_info->ny_orig, 0);
239	if (args_info->nz_given)
240	write_into_file(outfile, "nz", args_info->nz_orig, 0);
241
242
243	i = EXIT_SUCCESS;
244	return i;
245	}
246
247	int
248	cmdline_parser_file_save(const char filename, struct gengetopt_args_info args_info)
249	{
250	FILE *outfile;
251	int i = 0;
252
253	outfile = fopen(filename, "w");
254
255	if (!outfile)
256	{
257	fprintf (stderr, "%s: cannot open file for writing: %s\n", CMDLINE_PARSER_PACKAGE, filename);
258	return EXIT_FAILURE;
259	}
260
261	i = cmdline_parser_dump(outfile, args_info);
262	fclose (outfile);
263
264	return i;
265	}
266
267	void
268	cmdline_parser_free (struct gengetopt_args_info *args_info)
269	{
270	cmdline_parser_release (args_info);
271	}
272
273	/** @brief replacement of strdup, which is not standard */
274	char *
275	gengetopt_strdup (const char *s)
276	{
277	char *result = 0;
278	if (!s)
279	return result;
280
281	result = (char*)malloc(strlen(s) + 1);
282	if (result == (char*)0)
283	return (char*)0;
284	strcpy(result, s);
285	return result;
286	}
287
288	int
289	cmdline_parser (int argc, char *argv, struct gengetopt_args_info args_info)
290	{
291	return cmdline_parser2 (argc, argv, args_info, 0, 1, 1);
292	}
293
294	int
295	cmdline_parser_ext (int argc, char *argv, struct gengetopt_args_info args_info,
296	struct cmdline_parser_params *params)
297	{
298	int result;
299	result = cmdline_parser_internal (argc, argv, args_info, params, 0);
300
301	if (result == EXIT_FAILURE)
302	{
303	cmdline_parser_free (args_info);
304	exit (EXIT_FAILURE);
305	}
306
307	return result;
308	}
309
310	int
311	cmdline_parser2 (int argc, char *argv, struct gengetopt_args_info args_info, int override, int initialize, int check_required)
312	{
313	int result;
314	struct cmdline_parser_params params;
315
316	params.override = override;
317	params.initialize = initialize;
318	params.check_required = check_required;
319	params.check_ambiguity = 0;
320	params.print_errors = 1;
321
322	result = cmdline_parser_internal (argc, argv, args_info, &params, 0);
323
324	if (result == EXIT_FAILURE)
325	{
326	cmdline_parser_free (args_info);
327	exit (EXIT_FAILURE);
328	}
329
330	return result;
331	}
332
333	int
334	cmdline_parser_required (struct gengetopt_args_info args_info, const char prog_name)
335	{
336	int result = EXIT_SUCCESS;
337
338	if (cmdline_parser_required2(args_info, prog_name, 0) > 0)
339	result = EXIT_FAILURE;
340
341	if (result == EXIT_FAILURE)
342	{
343	cmdline_parser_free (args_info);
344	exit (EXIT_FAILURE);
345	}
346
347	return result;
348	}
349
350	int
351	cmdline_parser_required2 (struct gengetopt_args_info args_info, const char prog_name, const char *additional_error)
352	{
353	int error = 0;
354	FIX_UNUSED (additional_error);
355
356	/* checks for required options */
357	if (! args_info->output_given)
358	{
359	fprintf (stderr, "%s: '--output' ('-o') option required%s\n", prog_name, (additional_error ? additional_error : ""));
360	error = 1;
361	}
362
363	if (! args_info->density_given)
364	{
365	fprintf (stderr, "%s: '--density' option required%s\n", prog_name, (additional_error ? additional_error : ""));
366	error = 1;
367	}
368
369	if (! args_info->nx_given)
370	{
371	fprintf (stderr, "%s: '--nx' option required%s\n", prog_name, (additional_error ? additional_error : ""));
372	error = 1;
373	}
374
375	if (! args_info->ny_given)
376	{
377	fprintf (stderr, "%s: '--ny' option required%s\n", prog_name, (additional_error ? additional_error : ""));
378	error = 1;
379	}
380
381	if (! args_info->nz_given)
382	{
383	fprintf (stderr, "%s: '--nz' option required%s\n", prog_name, (additional_error ? additional_error : ""));
384	error = 1;
385	}
386
387
388	/* checks for dependences among options */
389
390	return error;
391	}
392
393
394	static char *package_name = 0;
395
396	/**
397	* @brief updates an option
398	* @param field the generic pointer to the field to update
399	* @param orig_field the pointer to the orig field
400	* @param field_given the pointer to the number of occurrence of this option
401	* @param prev_given the pointer to the number of occurrence already seen
402	* @param value the argument for this option (if null no arg was specified)
403	* @param possible_values the possible values for this option (if specified)
404	* @param default_value the default value (in case the option only accepts fixed values)
405	* @param arg_type the type of this option
406	* @param check_ambiguity @see cmdline_parser_params.check_ambiguity
407	* @param override @see cmdline_parser_params.override
408	* @param no_free whether to free a possible previous value
409	* @param multiple_option whether this is a multiple option
410	* @param long_opt the corresponding long option
411	* @param short_opt the corresponding short option (or '-' if none)
412	* @param additional_error possible further error specification
413	*/
414	static
415	int update_arg(void field, char *orig_field,
416	unsigned int field_given, unsigned int prev_given,
417	char value, const char possible_values[],
418	const char *default_value,
419	cmdline_parser_arg_type arg_type,
420	int check_ambiguity, int override,
421	int no_free, int multiple_option,
422	const char *long_opt, char short_opt,
423	const char *additional_error)
424	{
425	char *stop_char = 0;
426	const char *val = value;
427	int found;
428	char **string_field;
429	FIX_UNUSED (field);
430
431	stop_char = 0;
432	found = 0;
433
434	if (!multiple_option && prev_given && (prev_given \|\| (check_ambiguity && field_given)))
435	{
436	if (short_opt != '-')
437	fprintf (stderr, "%s: `--%s' (`-%c') option given more than once%s\n",
438	package_name, long_opt, short_opt,
439	(additional_error ? additional_error : ""));
440	else
441	fprintf (stderr, "%s: `--%s' option given more than once%s\n",
442	package_name, long_opt,
443	(additional_error ? additional_error : ""));
444	return 1; /* failure */
445	}
446
447	FIX_UNUSED (default_value);
448
449	if (field_given && *field_given && ! override)
450	return 0;
451	if (prev_given)
452	(*prev_given)++;
453	if (field_given)
454	(*field_given)++;
455	if (possible_values)
456	val = possible_values[found];
457
458	switch(arg_type) {
459	case ARG_INT:
460	if (val) ((int )field) = strtol (val, &stop_char, 0);
461	break;
462	case ARG_DOUBLE:
463	if (val) ((double )field) = strtod (val, &stop_char);
464	break;
465	case ARG_STRING:
466	if (val) {
467	string_field = (char **)field;
468	if (!no_free && *string_field)
469	free (string_field); / free previous string */
470	*string_field = gengetopt_strdup (val);
471	}
472	break;
473	default:
474	break;
475	};
476
477	/* check numeric conversion */
478	switch(arg_type) {
479	case ARG_INT:
480	case ARG_DOUBLE:
481	if (val && !(stop_char && *stop_char == '\0')) {
482	fprintf(stderr, "%s: invalid numeric value: %s\n", package_name, val);
483	return 1; /* failure */
484	}
485	break;
486	default:
487	;
488	};
489
490	/* store the original value */
491	switch(arg_type) {
492	case ARG_NO:
493	break;
494	default:
495	if (value && orig_field) {
496	if (no_free) {
497	*orig_field = value;
498	} else {
499	if (*orig_field)
500	free (orig_field); / free previous string */
501	*orig_field = gengetopt_strdup (value);
502	}
503	}
504	};
505
506	return 0; /* OK */
507	}
508
509
510	int
511	cmdline_parser_internal (
512	int argc, char *argv, struct gengetopt_args_info args_info,
513	struct cmdline_parser_params params, const char additional_error)
514	{
515	int c; /* Character of the parsed option. */
516
517	int error = 0;
518	struct gengetopt_args_info local_args_info;
519
520	int override;
521	int initialize;
522	int check_required;
523	int check_ambiguity;
524
525	package_name = argv[0];
526
527	override = params->override;
528	initialize = params->initialize;
529	check_required = params->check_required;
530	check_ambiguity = params->check_ambiguity;
531
532	if (initialize)
533	cmdline_parser_init (args_info);
534
535	cmdline_parser_init (&local_args_info);
536
537	optarg = 0;
538	optind = 0;
539	opterr = params->print_errors;
540	optopt = '?';
541
542	while (1)
543	{
544	int option_index = 0;
545
546	static struct option long_options[] = {
547	{ "help", 0, NULL, 'h' },
548	{ "version", 0, NULL, 'V' },
549	{ "output", 1, NULL, 'o' },
550	{ "density", 1, NULL, 0 },
551	{ "nx", 1, NULL, 0 },
552	{ "ny", 1, NULL, 0 },
553	{ "nz", 1, NULL, 0 },
554	{ 0, 0, 0, 0 }
555	};
556
557	c = getopt_long (argc, argv, "hVo:", long_options, &option_index);
558
559	if (c == -1) break; /* Exit from `while (1)' loop. */
560
561	switch (c)
562	{
563	case 'h': /* Print help and exit. */
564	cmdline_parser_print_help ();
565	cmdline_parser_free (&local_args_info);
566	exit (EXIT_SUCCESS);
567
568	case 'V': /* Print version and exit. */
569	cmdline_parser_print_version ();
570	cmdline_parser_free (&local_args_info);
571	exit (EXIT_SUCCESS);
572
573	case 'o': /* Output file name. */
574
575
576	if (update_arg( (void *)&(args_info->output_arg),
577	&(args_info->output_orig), &(args_info->output_given),
578	&(local_args_info.output_given), optarg, 0, 0, ARG_STRING,
579	check_ambiguity, override, 0, 0,
580	"output", 'o',
581	additional_error))
582	goto failure;
583
584	break;
585
586	case 0: /* Long option with no short option */
587	/* density (g/cm^3). */
588	if (strcmp (long_options[option_index].name, "density") == 0)
589	{
590
591
592	if (update_arg( (void *)&(args_info->density_arg),
593	&(args_info->density_orig), &(args_info->density_given),
594	&(local_args_info.density_given), optarg, 0, 0, ARG_DOUBLE,
595	check_ambiguity, override, 0, 0,
596	"density", '-',
597	additional_error))
598	goto failure;
599
600	}
601	/* number of unit cells in x. */
602	else if (strcmp (long_options[option_index].name, "nx") == 0)
603	{
604
605
606	if (update_arg( (void *)&(args_info->nx_arg),
607	&(args_info->nx_orig), &(args_info->nx_given),
608	&(local_args_info.nx_given), optarg, 0, 0, ARG_INT,
609	check_ambiguity, override, 0, 0,
610	"nx", '-',
611	additional_error))
612	goto failure;
613
614	}
615	/* number of unit cells in y. */
616	else if (strcmp (long_options[option_index].name, "ny") == 0)
617	{
618
619
620	if (update_arg( (void *)&(args_info->ny_arg),
621	&(args_info->ny_orig), &(args_info->ny_given),
622	&(local_args_info.ny_given), optarg, 0, 0, ARG_INT,
623	check_ambiguity, override, 0, 0,
624	"ny", '-',
625	additional_error))
626	goto failure;
627
628	}
629	/* number of unit cells in z. */
630	else if (strcmp (long_options[option_index].name, "nz") == 0)
631	{
632
633
634	if (update_arg( (void *)&(args_info->nz_arg),
635	&(args_info->nz_orig), &(args_info->nz_given),
636	&(local_args_info.nz_given), optarg, 0, 0, ARG_INT,
637	check_ambiguity, override, 0, 0,
638	"nz", '-',
639	additional_error))
640	goto failure;
641
642	}
643
644	break;
645	case '?': /* Invalid option. */
646	/* `getopt_long' already printed an error message. */
647	goto failure;
648
649	default: /* bug: option not considered. */
650	fprintf (stderr, "%s: option unknown: %c%s\n", CMDLINE_PARSER_PACKAGE, c, (additional_error ? additional_error : ""));
651	abort ();
652	} /* switch */
653	} /* while */
654
655
656
657	if (check_required)
658	{
659	error += cmdline_parser_required2 (args_info, argv[0], additional_error);
660	}
661
662	cmdline_parser_release (&local_args_info);
663
664	if ( error )
665	return (EXIT_FAILURE);
666
667	if (optind < argc)
668	{
669	int i = 0 ;
670	int found_prog_name = 0;
671	/* whether program name, i.e., argv[0], is in the remaining args
672	(this may happen with some implementations of getopt,
673	but surely not with the one included by gengetopt) */
674
675	i = optind;
676	while (i < argc)
677	if (argv[i++] == argv[0]) {
678	found_prog_name = 1;
679	break;
680	}
681	i = 0;
682
683	args_info->inputs_num = argc - optind - found_prog_name;
684	args_info->inputs =
685	(char *)(malloc ((args_info->inputs_num)sizeof(char *))) ;
686	while (optind < argc)
687	if (argv[optind++] != argv[0])
688	args_info->inputs[ i++ ] = gengetopt_strdup (argv[optind-1]) ;
689	}
690
691	return 0;
692
693	failure:
694
695	cmdline_parser_release (&local_args_info);
696	return (EXIT_FAILURE);
697	}