/*
This file is part of GNUnet
- (C) 2006, 2011 Christian Grothoff (and other contributing authors)
+ Copyright (C) 2006, 2011 GNUnet e.V.
GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
You should have received a copy of the GNU General Public License
along with GNUnet; see the file COPYING. If not, write to the
- Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA.
+ Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
*/
/**
#include "platform.h"
#include "gnunet_util_lib.h"
-#define LOG(kind,...) GNUNET_log_from (kind, "util", __VA_ARGS__)
+#define LOG(kind,...) GNUNET_log_from (kind, "util-getopt", __VA_ARGS__)
/**
* @param scls additional closure (points to version string)
* @param option name of the option
* @param value not used (NULL)
- * @return GNUNET_NO (do not continue, not an error)
+ * @return #GNUNET_NO (do not continue, not an error)
*/
-int
-GNUNET_GETOPT_print_version_ (struct GNUNET_GETOPT_CommandLineProcessorContext
- *ctx, void *scls, const char *option,
- const char *value)
+static int
+print_version (struct GNUNET_GETOPT_CommandLineProcessorContext *ctx,
+ void *scls,
+ const char *option,
+ const char *value)
{
const char *version = scls;
- printf ("%s v%s\n", ctx->binaryName, version);
+ (void) option;
+ (void) value;
+ printf ("%s v%s\n",
+ ctx->binaryName,
+ version);
return GNUNET_NO;
}
+/**
+ * Define the option to print the version of
+ * the application (-v option)
+ *
+ * @param version string with the version number
+ */
+struct GNUNET_GETOPT_CommandLineOption
+GNUNET_GETOPT_option_version (const char *version)
+{
+ struct GNUNET_GETOPT_CommandLineOption clo = {
+ .shortName = 'v',
+ .name = "version",
+ .description = gettext_noop("print the version number"),
+ .processor = &print_version,
+ .scls = (void *) version
+ };
+ return clo;
+}
+
+/**
+ * At what offset does the help text start?
+ */
#define BORDER 29
/**
* @param scls additional closure (points to about text)
* @param option name of the option
* @param value not used (NULL)
- * @return GNUNET_NO (do not continue, not an error)
+ * @return #GNUNET_NO (do not continue, not an error)
*/
-int
-GNUNET_GETOPT_format_help_ (struct GNUNET_GETOPT_CommandLineProcessorContext
- *ctx, void *scls, const char *option,
- const char *value)
+static int
+format_help (struct GNUNET_GETOPT_CommandLineProcessorContext *ctx,
+ void *scls,
+ const char *option,
+ const char *value)
{
const char *about = scls;
size_t slen;
char *scp;
const char *trans;
const struct GNUNET_GETOPT_CommandLineOption *opt;
+ const struct GNUNET_OS_ProjectData *pd;
+ (void) option;
+ (void) value;
if (NULL != about)
{
printf ("%s\n%s\n", ctx->binaryOptions, gettext (about));
}
i = 0;
opt = ctx->allOptions;
- while (opt[i].description != NULL)
+ while (NULL != opt[i].description)
{
if (opt[i].shortName == '\0')
printf (" ");
printf (" -%c, ", opt[i].shortName);
printf ("--%s", opt[i].name);
slen = 8 + strlen (opt[i].name);
- if (opt[i].argumentHelp != NULL)
+ if (NULL != opt[i].argumentHelp)
{
printf ("=%s", opt[i].argumentHelp);
slen += 1 + strlen (opt[i].argumentHelp);
OUTER:
while (ml - p > 78 - slen)
{
- for (j = p + 78 - slen; j > p; j--)
+ for (j = p + 78 - slen; j > (int) p; j--)
{
if (isspace ((unsigned char) trans[j]))
{
scp = GNUNET_malloc (j - p + 1);
- memcpy (scp, &trans[p], j - p);
+ GNUNET_memcpy (scp, &trans[p], j - p);
scp[j - p] = '\0';
printf ("%s\n%*s", scp, BORDER + 2, "");
GNUNET_free (scp);
}
/* could not find space to break line */
scp = GNUNET_malloc (78 - slen + 1);
- memcpy (scp, &trans[p], 78 - slen);
+ GNUNET_memcpy (scp, &trans[p], 78 - slen);
scp[78 - slen] = '\0';
printf ("%s\n%*s", scp, BORDER + 2, "");
GNUNET_free (scp);
printf ("\n");
i++;
}
- printf ("Report bugs to gnunet-developers@gnu.org.\n"
- "GNUnet home page: http://www.gnu.org/software/gnunet/\n"
- "General help using GNU software: http://www.gnu.org/gethelp/\n");
+ pd = GNUNET_OS_project_data_get ();
+ printf ("Report bugs to %s.\n"
+ "GNUnet home page: %s\n"
+ "General help using GNU software: http://www.gnu.org/gethelp/\n",
+ pd->bug_email,
+ pd->homepage);
return GNUNET_NO;
}
+/**
+ * Defining the option to print the command line
+ * help text (-h option).
+ *
+ * @param about string with brief description of the application
+ */
+struct GNUNET_GETOPT_CommandLineOption
+GNUNET_GETOPT_option_help (const char *about)
+{
+ struct GNUNET_GETOPT_CommandLineOption clo = {
+ .shortName = 'h',
+ .name = "help",
+ .description = gettext_noop("print this help"),
+ .processor = format_help,
+ .scls = (void *) about
+ };
+
+ return clo;
+}
+
+
/**
* Set an option of type 'unsigned int' from the command line. Each
* time the option flag is given, the value is incremented by one.
* type 'int'.
*
* @param ctx command line processing context
- * @param scls additional closure (will point to the 'int')
+ * @param scls additional closure (will point to the 'unsigned int')
* @param option name of the option
* @param value not used (NULL)
- * @return GNUNET_OK
+ * @return #GNUNET_OK
*/
-int
-GNUNET_GETOPT_increment_value (struct GNUNET_GETOPT_CommandLineProcessorContext
- *ctx, void *scls, const char *option,
- const char *value)
+static int
+increment_value (struct GNUNET_GETOPT_CommandLineProcessorContext *ctx,
+ void *scls,
+ const char *option,
+ const char *value)
{
- int *val = scls;
+ unsigned int *val = scls;
+ (void) ctx;
+ (void) option;
+ (void) value;
(*val)++;
return GNUNET_OK;
}
+/**
+ * Increment @a val each time the option flag is given by one.
+ *
+ * @param shortName short name of the option
+ * @param name long name of the option
+ * @param argumentHelp help text for the option argument
+ * @param description long help text for the option
+ * @param[out] val increment by 1 each time the option is present
+ */
+struct GNUNET_GETOPT_CommandLineOption
+GNUNET_GETOPT_option_increment_uint (char shortName,
+ const char *name,
+ const char *description,
+ unsigned int *val)
+{
+ struct GNUNET_GETOPT_CommandLineOption clo = {
+ .shortName = shortName,
+ .name = name,
+ .description = description,
+ .processor = &increment_value,
+ .scls = (void *) val
+ };
+
+ return clo;
+}
+
+
+/**
+ * Define the '-V' verbosity option. Using the option more
+ * than once increments @a level each time.
+ *
+ * @param[out] level set to the verbosity level
+ */
+struct GNUNET_GETOPT_CommandLineOption
+GNUNET_GETOPT_option_verbose (unsigned int *level)
+{
+ struct GNUNET_GETOPT_CommandLineOption clo = {
+ .shortName = 'V',
+ .name = "verbose",
+ .description = gettext_noop("be verbose"),
+ .processor = &increment_value,
+ .scls = (void *) level
+ };
+
+ return clo;
+}
+
+
/**
* Set an option of type 'int' from the command line to 1 if the
* given option is present.
* @param scls additional closure (will point to the 'int')
* @param option name of the option
* @param value not used (NULL)
- * @return GNUNET_OK
+ * @return #GNUNET_OK
*/
-int
-GNUNET_GETOPT_set_one (struct GNUNET_GETOPT_CommandLineProcessorContext *ctx,
- void *scls, const char *option, const char *value)
+static int
+set_one (struct GNUNET_GETOPT_CommandLineProcessorContext *ctx,
+ void *scls,
+ const char *option,
+ const char *value)
{
int *val = scls;
+ (void) ctx;
+ (void) option;
+ (void) value;
*val = 1;
return GNUNET_OK;
}
+/**
+ * Allow user to specify a flag (which internally means setting
+ * an integer to 1/#GNUNET_YES/#GNUNET_OK.
+ *
+ * @param shortName short name of the option
+ * @param name long name of the option
+ * @param argumentHelp help text for the option argument
+ * @param description long help text for the option
+ * @param[out] val set to 1 if the option is present
+ */
+struct GNUNET_GETOPT_CommandLineOption
+GNUNET_GETOPT_option_flag (char shortName,
+ const char *name,
+ const char *description,
+ int *val)
+{
+ struct GNUNET_GETOPT_CommandLineOption clo = {
+ .shortName = shortName,
+ .name = name,
+ .description = description,
+ .processor = &set_one,
+ .scls = (void *) val
+ };
+
+ return clo;
+}
+
+
/**
* Set an option of type 'char *' from the command line.
* A pointer to this function should be passed as part of the
* which will be allocated)
* @param option name of the option
* @param value actual value of the option (a string)
- * @return GNUNET_OK
+ * @return #GNUNET_OK
*/
-int
-GNUNET_GETOPT_set_string (struct GNUNET_GETOPT_CommandLineProcessorContext *ctx,
- void *scls, const char *option, const char *value)
+static int
+set_string (struct GNUNET_GETOPT_CommandLineProcessorContext *ctx,
+ void *scls,
+ const char *option,
+ const char *value)
{
char **val = scls;
- GNUNET_assert (value != NULL);
+ (void) ctx;
+ (void) option;
+ GNUNET_assert (NULL != value);
GNUNET_free_non_null (*val);
*val = GNUNET_strdup (value);
return GNUNET_OK;
}
-int
-GNUNET_GETOPT_set_filename (struct GNUNET_GETOPT_CommandLineProcessorContext *ctx,
- void *scls, const char *option, const char *value)
+/**
+ * Allow user to specify a string.
+ *
+ * @param shortName short name of the option
+ * @param name long name of the option
+ * @param argumentHelp help text for the option argument
+ * @param description long help text for the option
+ * @param[out] str set to the string
+ */
+struct GNUNET_GETOPT_CommandLineOption
+GNUNET_GETOPT_option_string (char shortName,
+ const char *name,
+ const char *argumentHelp,
+ const char *description,
+ char **str)
+{
+ struct GNUNET_GETOPT_CommandLineOption clo = {
+ .shortName = shortName,
+ .name = name,
+ .argumentHelp = argumentHelp,
+ .description = description,
+ .require_argument = 1,
+ .processor = &set_string,
+ .scls = (void *) str
+ };
+
+ return clo;
+}
+
+
+/**
+ * Define the '-L' log level option. Note that we do not check
+ * that the log level is valid here.
+ *
+ * @param[out] level set to the log level
+ */
+struct GNUNET_GETOPT_CommandLineOption
+GNUNET_GETOPT_option_loglevel (char **level)
+{
+ struct GNUNET_GETOPT_CommandLineOption clo = {
+ .shortName = 'L',
+ .name = "log",
+ .argumentHelp = "LOGLEVEL",
+ .description = gettext_noop("configure logging to use LOGLEVEL"),
+ .require_argument = 1,
+ .processor = &set_string,
+ .scls = (void *) level
+ };
+
+ return clo;
+}
+
+
+/**
+ * Set an option of type 'char *' from the command line with
+ * filename expansion a la #GNUNET_STRINGS_filename_expand().
+ *
+ * @param ctx command line processing context
+ * @param scls additional closure (will point to the `char *`,
+ * which will be allocated)
+ * @param option name of the option
+ * @param value actual value of the option (a string)
+ * @return #GNUNET_OK
+ */
+static int
+set_filename (struct GNUNET_GETOPT_CommandLineProcessorContext *ctx,
+ void *scls,
+ const char *option,
+ const char *value)
{
char **val = scls;
- GNUNET_assert (value != NULL);
+ (void) ctx;
+ (void) option;
+ GNUNET_assert (NULL != value);
GNUNET_free_non_null (*val);
*val = GNUNET_STRINGS_filename_expand (value);
return GNUNET_OK;
}
+
+/**
+ * Allow user to specify a filename (automatically path expanded).
+ *
+ * @param shortName short name of the option
+ * @param name long name of the option
+ * @param argumentHelp help text for the option argument
+ * @param description long help text for the option
+ * @param[out] str set to the string
+ */
+struct GNUNET_GETOPT_CommandLineOption
+GNUNET_GETOPT_option_filename (char shortName,
+ const char *name,
+ const char *argumentHelp,
+ const char *description,
+ char **str)
+{
+ struct GNUNET_GETOPT_CommandLineOption clo = {
+ .shortName = shortName,
+ .name = name,
+ .argumentHelp = argumentHelp,
+ .description = description,
+ .require_argument = 1,
+ .processor = &set_filename,
+ .scls = (void *) str
+ };
+
+ return clo;
+}
+
+
+/**
+ * Allow user to specify log file name (-l option)
+ *
+ * @param[out] logfn set to the name of the logfile
+ */
+struct GNUNET_GETOPT_CommandLineOption
+GNUNET_GETOPT_option_logfile (char **logfn)
+{
+ struct GNUNET_GETOPT_CommandLineOption clo = {
+ .shortName = 'l',
+ .name = "logfile",
+ .argumentHelp = "FILENAME",
+ .description = gettext_noop ("configure logging to write logs to FILENAME"),
+ .require_argument = 1,
+ .processor = &set_filename,
+ .scls = (void *) logfn
+ };
+
+ return clo;
+}
+
+
+/**
+ * Allow user to specify configuration file name (-c option)
+ *
+ * @param[out] fn set to the name of the configuration file
+ */
+struct GNUNET_GETOPT_CommandLineOption
+GNUNET_GETOPT_option_cfgfile (char **fn)
+{
+ struct GNUNET_GETOPT_CommandLineOption clo = {
+ .shortName = 'c',
+ .name = "config",
+ .argumentHelp = "FILENAME",
+ .description = gettext_noop("use configuration file FILENAME"),
+ .require_argument = 1,
+ .processor = &set_filename,
+ .scls = (void *) fn
+ };
+
+ return clo;
+}
+
+
/**
* Set an option of type 'unsigned long long' from the command line.
* A pointer to this function should be passed as part of the
* @param scls additional closure (will point to the 'unsigned long long')
* @param option name of the option
* @param value actual value of the option as a string.
- * @return GNUNET_OK if parsing the value worked
+ * @return #GNUNET_OK if parsing the value worked
*/
-int
-GNUNET_GETOPT_set_ulong (struct GNUNET_GETOPT_CommandLineProcessorContext *ctx,
- void *scls, const char *option, const char *value)
+static int
+set_ulong (struct GNUNET_GETOPT_CommandLineProcessorContext *ctx,
+ void *scls,
+ const char *option,
+ const char *value)
{
unsigned long long *val = scls;
- if (1 != SSCANF (value, "%llu", val))
+ (void) ctx;
+ if (1 != SSCANF (value,
+ "%llu",
+ val))
{
- FPRINTF (stderr, _("You must pass a number to the `%s' option.\n"), option);
+ FPRINTF (stderr,
+ _("You must pass a number to the `%s' option.\n"),
+ option);
return GNUNET_SYSERR;
}
return GNUNET_OK;
}
+/**
+ * Allow user to specify an `unsigned long long`
+ *
+ * @param shortName short name of the option
+ * @param name long name of the option
+ * @param argumentHelp help text for the option argument
+ * @param description long help text for the option
+ * @param[out] val set to the value specified at the command line
+ */
+struct GNUNET_GETOPT_CommandLineOption
+GNUNET_GETOPT_option_ulong (char shortName,
+ const char *name,
+ const char *argumentHelp,
+ const char *description,
+ unsigned long long *val)
+{
+ struct GNUNET_GETOPT_CommandLineOption clo = {
+ .shortName = shortName,
+ .name = name,
+ .argumentHelp = argumentHelp,
+ .description = description,
+ .require_argument = 1,
+ .processor = &set_ulong,
+ .scls = (void *) val
+ };
+
+ return clo;
+}
+
+
/**
* Set an option of type 'struct GNUNET_TIME_Relative' from the command line.
* A pointer to this function should be passed as part of the
* @param scls additional closure (will point to the 'struct GNUNET_TIME_Relative')
* @param option name of the option
* @param value actual value of the option as a string.
- * @return GNUNET_OK if parsing the value worked
+ * @return #GNUNET_OK if parsing the value worked
*/
-int
-GNUNET_GETOPT_set_relative_time (struct GNUNET_GETOPT_CommandLineProcessorContext *ctx,
- void *scls, const char *option, const char *value)
+static int
+set_relative_time (struct GNUNET_GETOPT_CommandLineProcessorContext *ctx,
+ void *scls,
+ const char *option,
+ const char *value)
{
struct GNUNET_TIME_Relative *val = scls;
-
+
+ (void) ctx;
if (GNUNET_OK !=
GNUNET_STRINGS_fancy_time_to_relative (value,
val))
{
- FPRINTF (stderr, _("You must pass relative time to the `%s' option.\n"), option);
+ FPRINTF (stderr,
+ _("You must pass relative time to the `%s' option.\n"),
+ option);
return GNUNET_SYSERR;
}
return GNUNET_OK;
}
+/**
+ * Allow user to specify a `struct GNUNET_TIME_Relative`
+ * (using human-readable "fancy" time).
+ *
+ * @param shortName short name of the option
+ * @param name long name of the option
+ * @param argumentHelp help text for the option argument
+ * @param description long help text for the option
+ * @param[out] val set to the time specified at the command line
+ */
+struct GNUNET_GETOPT_CommandLineOption
+GNUNET_GETOPT_option_relative_time (char shortName,
+ const char *name,
+ const char *argumentHelp,
+ const char *description,
+ struct GNUNET_TIME_Relative *val)
+{
+ struct GNUNET_GETOPT_CommandLineOption clo = {
+ .shortName = shortName,
+ .name = name,
+ .argumentHelp = argumentHelp,
+ .description = description,
+ .require_argument = 1,
+ .processor = &set_relative_time,
+ .scls = (void *) val
+ };
+
+ return clo;
+}
+
+
+/**
+ * Set an option of type 'struct GNUNET_TIME_Absolute' from the command line.
+ * A pointer to this function should be passed as part of the
+ * 'struct GNUNET_GETOPT_CommandLineOption' array to initialize options
+ * of this type. It should be followed by a pointer to a value of
+ * type 'struct GNUNET_TIME_Absolute'.
+ *
+ * @param ctx command line processing context
+ * @param scls additional closure (will point to the `struct GNUNET_TIME_Absolute`)
+ * @param option name of the option
+ * @param value actual value of the option as a string.
+ * @return #GNUNET_OK if parsing the value worked
+ */
+static int
+set_absolute_time (struct GNUNET_GETOPT_CommandLineProcessorContext *ctx,
+ void *scls,
+ const char *option,
+ const char *value)
+{
+ struct GNUNET_TIME_Absolute *val = scls;
+
+ (void) ctx;
+ if (GNUNET_OK !=
+ GNUNET_STRINGS_fancy_time_to_absolute (value,
+ val))
+ {
+ FPRINTF (stderr,
+ _("You must pass absolute time to the `%s' option.\n"),
+ option);
+ return GNUNET_SYSERR;
+ }
+ return GNUNET_OK;
+}
+
+
+/**
+ * Allow user to specify a `struct GNUNET_TIME_Absolute`
+ * (using human-readable "fancy" time).
+ *
+ * @param shortName short name of the option
+ * @param name long name of the option
+ * @param argumentHelp help text for the option argument
+ * @param description long help text for the option
+ * @param[out] val set to the time specified at the command line
+ */
+struct GNUNET_GETOPT_CommandLineOption
+GNUNET_GETOPT_option_absolute_time (char shortName,
+ const char *name,
+ const char *argumentHelp,
+ const char *description,
+ struct GNUNET_TIME_Absolute *val)
+{
+ struct GNUNET_GETOPT_CommandLineOption clo = {
+ .shortName = shortName,
+ .name = name,
+ .argumentHelp = argumentHelp,
+ .description = description,
+ .require_argument = 1,
+ .processor = &set_absolute_time,
+ .scls = (void *) val
+ };
+
+ return clo;
+}
+
+
/**
* Set an option of type 'unsigned int' from the command line.
* A pointer to this function should be passed as part of the
* @param scls additional closure (will point to the 'unsigned int')
* @param option name of the option
* @param value actual value of the option as a string.
- * @return GNUNET_OK if parsing the value worked
+ * @return #GNUNET_OK if parsing the value worked
*/
-int
-GNUNET_GETOPT_set_uint (struct GNUNET_GETOPT_CommandLineProcessorContext *ctx,
- void *scls, const char *option, const char *value)
+static int
+set_uint (struct GNUNET_GETOPT_CommandLineProcessorContext *ctx,
+ void *scls,
+ const char *option,
+ const char *value)
{
unsigned int *val = scls;
- if (1 != SSCANF (value, "%u", val))
+ (void) ctx;
+ if (1 != SSCANF (value,
+ "%u",
+ val))
+ {
+ FPRINTF (stderr,
+ _("You must pass a number to the `%s' option.\n"),
+ option);
+ return GNUNET_SYSERR;
+ }
+ return GNUNET_OK;
+}
+
+
+/**
+ * Allow user to specify an unsigned integer.
+ *
+ * @param shortName short name of the option
+ * @param name long name of the option
+ * @param argumentHelp help text for the option argument
+ * @param description long help text for the option
+ * @param[out] val set to the value specified at the command line
+ */
+struct GNUNET_GETOPT_CommandLineOption
+GNUNET_GETOPT_option_uint (char shortName,
+ const char *name,
+ const char *argumentHelp,
+ const char *description,
+ unsigned int *val)
+{
+ struct GNUNET_GETOPT_CommandLineOption clo = {
+ .shortName = shortName,
+ .name = name,
+ .argumentHelp = argumentHelp,
+ .description = description,
+ .require_argument = 1,
+ .processor = &set_uint,
+ .scls = (void *) val
+ };
+
+ return clo;
+}
+
+
+/**
+ * Closure for #set_base32().
+ */
+struct Base32Context
+{
+ /**
+ * Value to initialize (already allocated)
+ */
+ void *val;
+
+ /**
+ * Number of bytes expected for @e val.
+ */
+ size_t val_size;
+};
+
+
+/**
+ * Set an option of type 'unsigned int' from the command line.
+ * A pointer to this function should be passed as part of the
+ * 'struct GNUNET_GETOPT_CommandLineOption' array to initialize options
+ * of this type. It should be followed by a pointer to a value of
+ * type 'unsigned int'.
+ *
+ * @param ctx command line processing context
+ * @param scls additional closure (will point to the 'unsigned int')
+ * @param option name of the option
+ * @param value actual value of the option as a string.
+ * @return #GNUNET_OK if parsing the value worked
+ */
+static int
+set_base32 (struct GNUNET_GETOPT_CommandLineProcessorContext *ctx,
+ void *scls,
+ const char *option,
+ const char *value)
+{
+ struct Base32Context *bc = scls;
+
+ (void) ctx;
+ if (GNUNET_OK !=
+ GNUNET_STRINGS_string_to_data (value,
+ strlen (value),
+ bc->val,
+ bc->val_size))
{
- FPRINTF (stderr, _("You must pass a number to the `%s' option.\n"), option);
+ fprintf (stderr,
+ _("Argument `%s' malformed. Expected base32 (Crockford) encoded value.\n"),
+ option);
return GNUNET_SYSERR;
}
return GNUNET_OK;
}
+/**
+ * Helper function to clean up after
+ * #GNUNET_GETOPT_option_base32_fixed_size.
+ *
+ * @param cls value to GNUNET_free()
+ */
+static void
+free_bc (void *cls)
+{
+ GNUNET_free (cls);
+}
+
+
+/**
+ * Allow user to specify a binary value using Crockford
+ * Base32 encoding.
+ *
+ * @param shortName short name of the option
+ * @param name long name of the option
+ * @param argumentHelp help text for the option argument
+ * @param description long help text for the option
+ * @param[out] val binary value decoded from Crockford Base32-encoded argument
+ * @param val_size size of @a val in bytes
+ */
+struct GNUNET_GETOPT_CommandLineOption
+GNUNET_GETOPT_option_base32_fixed_size (char shortName,
+ const char *name,
+ const char *argumentHelp,
+ const char *description,
+ void *val,
+ size_t val_size)
+{
+ struct Base32Context *bc = GNUNET_new (struct Base32Context);
+ struct GNUNET_GETOPT_CommandLineOption clo = {
+ .shortName = shortName,
+ .name = name,
+ .argumentHelp = argumentHelp,
+ .description = description,
+ .require_argument = 1,
+ .processor = &set_base32,
+ .cleaner = &free_bc,
+ .scls = (void *) bc
+ };
+
+ bc->val = val;
+ bc->val_size = val_size;
+ return clo;
+}
+
+
+/**
+ * Make the given option mandatory.
+ *
+ * @param opt option to modify
+ * @return @a opt with the mandatory flag set.
+ */
+struct GNUNET_GETOPT_CommandLineOption
+GNUNET_GETOPT_option_mandatory (struct GNUNET_GETOPT_CommandLineOption opt)
+{
+ opt.option_mandatory = 1;
+ return opt;
+}
+
+
/* end of getopt_helpers.c */