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Name	Size	Permission
apr-x86_64.h	17.89 KB	-rw-r--r--
apr.h	636 B	-rw-r--r--
apr_allocator.h	6.07 KB	-rw-r--r--
apr_anylock.h	4.93 KB	-rw-r--r--
apr_atomic.h	6.04 KB	-rw-r--r--
apr_base64.h	3.75 KB	-rw-r--r--
apr_buckets.h	63.15 KB	-rw-r--r--
apr_crypto.h	19.68 KB	-rw-r--r--
apr_cstr.h	11.13 KB	-rw-r--r--
apr_date.h	3.47 KB	-rw-r--r--
apr_dbd.h	23.35 KB	-rw-r--r--
apr_dbm.h	8.4 KB	-rw-r--r--
apr_dso.h	2.64 KB	-rw-r--r--
apr_encode.h	30.35 KB	-rw-r--r--
apr_env.h	2.06 KB	-rw-r--r--
apr_errno.h	53.77 KB	-rw-r--r--
apr_escape.h	17.23 KB	-rw-r--r--
apr_file_info.h	17.17 KB	-rw-r--r--
apr_file_io.h	42.88 KB	-rw-r--r--
apr_fnmatch.h	6.08 KB	-rw-r--r--
apr_general.h	7.34 KB	-rw-r--r--
apr_getopt.h	5.84 KB	-rw-r--r--
apr_global_mutex.h	7.19 KB	-rw-r--r--
apr_hash.h	10.08 KB	-rw-r--r--
apr_hooks.h	12.36 KB	-rw-r--r--
apr_inherit.h	2.09 KB	-rw-r--r--
apr_ldap.h	5.57 KB	-rw-r--r--
apr_ldap_init.h	5.64 KB	-rw-r--r--
apr_ldap_option.h	8.4 KB	-rw-r--r--
apr_ldap_rebind.h	3.09 KB	-rw-r--r--
apr_ldap_url.h	3.71 KB	-rw-r--r--
apr_lib.h	8.23 KB	-rw-r--r--
apr_md4.h	4.42 KB	-rw-r--r--
apr_md5.h	6.2 KB	-rw-r--r--
apr_memcache.h	16.82 KB	-rw-r--r--
apr_mmap.h	5.01 KB	-rw-r--r--
apr_network_io.h	36.02 KB	-rw-r--r--
apr_optional.h	2.71 KB	-rw-r--r--
apr_optional_hooks.h	3.78 KB	-rw-r--r--
apr_perms_set.h	1.86 KB	-rw-r--r--
apr_poll.h	20.6 KB	-rw-r--r--
apr_pools.h	30.94 KB	-rw-r--r--
apr_portable.h	20.02 KB	-rw-r--r--
apr_proc_mutex.h	6.85 KB	-rw-r--r--
apr_queue.h	3.98 KB	-rw-r--r--
apr_random.h	4.92 KB	-rw-r--r--
apr_redis.h	15.62 KB	-rw-r--r--
apr_reslist.h	7.01 KB	-rw-r--r--
apr_ring.h	18.78 KB	-rw-r--r--
apr_rmm.h	4.67 KB	-rw-r--r--
apr_sdbm.h	5.97 KB	-rw-r--r--
apr_sha1.h	3.79 KB	-rw-r--r--
apr_shm.h	9.26 KB	-rw-r--r--
apr_signal.h	2.7 KB	-rw-r--r--
apr_siphash.h	6.01 KB	-rw-r--r--
apr_skiplist.h	14.19 KB	-rw-r--r--
apr_strings.h	14.55 KB	-rw-r--r--
apr_strmatch.h	2.61 KB	-rw-r--r--
apr_support.h	1.6 KB	-rw-r--r--
apr_tables.h	18.9 KB	-rw-r--r--
apr_thread_cond.h	5.4 KB	-rw-r--r--
apr_thread_mutex.h	4.39 KB	-rw-r--r--
apr_thread_pool.h	10.84 KB	-rw-r--r--
apr_thread_proc.h	36.8 KB	-rw-r--r--
apr_thread_rwlock.h	4.65 KB	-rw-r--r--
apr_time.h	7.39 KB	-rw-r--r--
apr_uri.h	6.43 KB	-rw-r--r--
apr_user.h	5.19 KB	-rw-r--r--
apr_uuid.h	2.05 KB	-rw-r--r--
apr_version.h	5.22 KB	-rw-r--r--
apr_want.h	2.89 KB	-rw-r--r--
apr_xlate.h	6.26 KB	-rw-r--r--
apr_xml.h	12.19 KB	-rw-r--r--
apu.h	4.22 KB	-rw-r--r--
apu_errno.h	5.32 KB	-rw-r--r--
apu_version.h	4.2 KB	-rw-r--r--
apu_want.h	1.45 KB	-rw-r--r--

Code Editor : apr_getopt.h

/* Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef APR_GETOPT_H
#define APR_GETOPT_H

/**
 * @file apr_getopt.h
 * @brief APR Command Arguments (getopt)
 */

#include "apr_pools.h"

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */

/**
 * @defgroup apr_getopt Command Argument Parsing
 * @ingroup APR 
 * @{
 */

/** 
 * An @c apr_getopt_t error callback function.
 *
 * @a arg is this @c apr_getopt_t's @c errarg member.
 */
typedef void (apr_getopt_err_fn_t)(void *arg, const char *err, ...);

/** @see apr_getopt_t */
typedef struct apr_getopt_t apr_getopt_t;

/**
 * Structure to store command line argument information.
 */ 
struct apr_getopt_t {
    /** context for processing */
    apr_pool_t *cont;
    /** function to print error message (NULL == no messages) */
    apr_getopt_err_fn_t *errfn;
    /** user defined first arg to pass to error message  */
    void *errarg;
    /** index into parent argv vector */
    int ind;
    /** character checked for validity */
    int opt;
    /** reset getopt */
    int reset;
    /** count of arguments */
    int argc;
    /** array of pointers to arguments */
    const char **argv;
    /** argument associated with option */
    char const* place;
    /** set to nonzero to support interleaving options with regular args */
    int interleave;
    /** start of non-option arguments skipped for interleaving */
    int skip_start;
    /** end of non-option arguments skipped for interleaving */
    int skip_end;
};

/** @see apr_getopt_option_t */
typedef struct apr_getopt_option_t apr_getopt_option_t;

/**
 * Structure used to describe options that getopt should search for.
 */
struct apr_getopt_option_t {
    /** long option name, or NULL if option has no long name */
    const char *name;
    /** option letter, or a value greater than 255 if option has no letter */
    int optch;
    /** nonzero if option takes an argument */
    int has_arg;
    /** a description of the option */
    const char *description;
};

/**
 * Initialize the arguments for parsing by apr_getopt().
 * @param os   The options structure created for apr_getopt()
 * @param cont The pool to operate on
 * @param argc The number of arguments to parse
 * @param argv The array of arguments to parse
 * @remark Arguments 3 and 4 are most commonly argc and argv from main(argc, argv)
 * The (*os)->errfn is initialized to fprintf(stderr... but may be overridden.
 */
APR_DECLARE(apr_status_t) apr_getopt_init(apr_getopt_t **os, apr_pool_t *cont,
                                      int argc, const char * const *argv);

/**
 * Parse the options initialized by apr_getopt_init().
 * @param os     The apr_opt_t structure returned by apr_getopt_init()
 * @param opts   A string of characters that are acceptable options to the 
 *               program.  Characters followed by ":" are required to have an 
 *               option associated
 * @param option_ch  The next option character parsed
 * @param option_arg The argument following the option character:
 * @return There are four potential status values on exit. They are:
 * <PRE>
 *             APR_EOF      --  No more options to parse
 *             APR_BADCH    --  Found a bad option character
 *             APR_BADARG   --  No argument followed the option flag
 *             APR_SUCCESS  --  The next option was found.
 * </PRE>
 */
APR_DECLARE(apr_status_t) apr_getopt(apr_getopt_t *os, const char *opts, 
                                     char *option_ch, const char **option_arg);

/**
 * Parse the options initialized by apr_getopt_init(), accepting long
 * options beginning with "--" in addition to single-character
 * options beginning with "-".
 * @param os     The apr_getopt_t structure created by apr_getopt_init()
 * @param opts   A pointer to a list of apr_getopt_option_t structures, which
 *               can be initialized with { "name", optch, has_args }.  has_args
 *               is nonzero if the option requires an argument.  A structure
 *               with an optch value of 0 terminates the list.
 * @param option_ch  Receives the value of "optch" from the apr_getopt_option_t
 *                   structure corresponding to the next option matched.
 * @param option_arg Receives the argument following the option, if any.
 * @return There are four potential status values on exit.   They are:
 * <PRE>
 *             APR_EOF      --  No more options to parse
 *             APR_BADCH    --  Found a bad option character
 *             APR_BADARG   --  No argument followed the option flag
 *             APR_SUCCESS  --  The next option was found.
 * </PRE>
 * When APR_SUCCESS is returned, os->ind gives the index of the first
 * non-option argument.  On error, a message will be printed to stdout unless
 * os->err is set to 0.  If os->interleave is set to nonzero, options can come
 * after arguments, and os->argv will be permuted to leave non-option arguments
 * at the end (the original argv is unaffected).
 */
APR_DECLARE(apr_status_t) apr_getopt_long(apr_getopt_t *os,
					  const apr_getopt_option_t *opts,
					  int *option_ch,
                                          const char **option_arg);
/** @} */

#ifdef __cplusplus
}
#endif

#endif  /* ! APR_GETOPT_H */

${this.title}

Code Editor : apr_getopt.h