/*
This file is part of GNUnet.
- (C) 2001, 2002, 2003, 2004, 2005, 2006, 2009, 2011 Christian Grothoff (and other contributing authors)
+ (C) 2001-2013 Christian Grothoff (and other contributing authors)
GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
- by the Free Software Foundation; either version 2, or (at your
+ by the Free Software Foundation; either version 3, or (at your
option) any later version.
GNUnet is distributed in the hope that it will be useful, but
/**
* @file include/gnunet_getopt_lib.h
* @brief command line parsing and --help formatting
- *
* @author Christian Grothoff
+ * @defgroup getopt command-line parsing
+ * @{
*/
#ifndef GNUNET_GETOPT_LIB_H
* @param scls specific closure (for this processor)
* @param option long name of the option (i.e. "config" for --config)
* @param value argument, NULL if none was given
- * @return GNUNET_OK to continue processing other options, GNUNET_SYSERR to abort
+ * @return #GNUNET_OK to continue processing other options, #GNUNET_SYSERR to abort
*/
typedef int (*GNUNET_GETOPT_CommandLineOptionProcessor) (struct
GNUNET_GETOPT_CommandLineProcessorContext
*
* @param binaryOptions Name of application with option summary
* @param allOptions defined options and handlers
- * @param argc number of arguments
+ * @param argc number of arguments in @a argv
* @param argv actual arguments
* @return index into argv with first non-option
- * argument, or GNUNET_SYSERR on error
+ * argument, or #GNUNET_SYSERR on error
*/
int
GNUNET_GETOPT_run (const char *binaryOptions,
* @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,
* @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,
* @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,
* @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 (always)
*/
int
GNUNET_GETOPT_set_one (struct GNUNET_GETOPT_CommandLineProcessorContext *ctx,
* 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 (always)
*/
int
GNUNET_GETOPT_set_string (struct GNUNET_GETOPT_CommandLineProcessorContext *ctx,
void *scls, const char *option, const char *value);
+
+/**
+ * Set an option of type 'char *' from the command line doing fs expansion.
+ * 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 'char *', which will be allocated with the requested string.
+ *
+ * @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 (always)
+ */
+int
+GNUNET_GETOPT_set_filename (struct GNUNET_GETOPT_CommandLineProcessorContext *ctx,
+ void *scls, const char *option, const char *value);
+
/**
* Set an option of type 'unsigned int' from the command line. Each
* time the option flag is given, the value is incremented by one.
* @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 (always)
*/
int
GNUNET_GETOPT_increment_value (struct GNUNET_GETOPT_CommandLineProcessorContext
* @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
* @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
}
#endif
+/** @} */ /* end of group getopt */
/* ifndef GNUNET_GETOPT_LIB_H */
#endif
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