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eeb57c17ad
git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@102619 13f79535-47bb-0310-9956-ffa450edef68
120 lines
5.2 KiB
C
120 lines
5.2 KiB
C
/* Copyright 1999-2004 The Apache Software Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef APACHE_AP_MMN_H
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#define APACHE_AP_MMN_H
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/**
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* @package Module Magic Number
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*/
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/*
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* MODULE_MAGIC_NUMBER_MAJOR
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* Major API changes that could cause compatibility problems for older modules
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* such as structure size changes. No binary compatibility is possible across
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* a change in the major version.
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*
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* MODULE_MAGIC_NUMBER_MINOR
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* Minor API changes that do not cause binary compatibility problems.
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* Should be reset to 0 when upgrading MODULE_MAGIC_NUMBER_MAJOR.
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*
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* See the MODULE_MAGIC_AT_LEAST macro below for an example.
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*/
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/*
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* 20010224 (2.0.13-dev) MODULE_MAGIC_COOKIE reset to "AP20"
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* 20010523 (2.0.19-dev) bump for scoreboard structure reordering
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* 20010627 (2.0.19-dev) more API changes than I can count
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* 20010726 (2.0.22-dev) more big API changes
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* 20010808 (2.0.23-dev) dir d_is_absolute bit introduced, bucket changes, etc
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* 20010825 (2.0.25-dev) removed d_is_absolute, introduced map_to_storage hook
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* 20011002 (2.0.26-dev) removed 1.3-depreciated request_rec.content_language
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* 20011127 (2.0.29-dev) bump for postconfig hook change, and removal of socket
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* from connection record
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* 20011212 (2.0.30-dev) bump for new used_path_info member of request_rec
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* 20011218 (2.0.30-dev) bump for new sbh member of conn_rec, different
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* declarations for scoreboard, new parameter to
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* create_connection hook
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* 20020102 (2.0.30-dev) bump for changed type of limit_req_body in
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* core_dir_config
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* 20020109 (2.0.31-dev) bump for changed shm and scoreboard declarations
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* 20020111 (2.0.31-dev) bump for ETag fields added at end of cor_dir_config
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* 20020114 (2.0.31-dev) mod_dav changed how it asks its provider to fulfill
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* a GET request
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* 20020118 (2.0.31-dev) Input filtering split of blocking and mode
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* 20020127 (2.0.31-dev) bump for pre_mpm hook change
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* 20020128 (2.0.31-dev) bump for pre_config hook change
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* 20020218 (2.0.33-dev) bump for AddOutputFilterByType directive
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* 20020220 (2.0.33-dev) bump for scoreboard.h structure change
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* 20020302 (2.0.33-dev) bump for protocol_filter additions.
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* 20020306 (2.0.34-dev) bump for filter type renames.
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* 20020318 (2.0.34-dev) mod_dav's API for REPORT generation changed
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* 20020319 (2.0.34-dev) M_INVALID changed, plus new M_* methods for RFC 3253
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* 20020327 (2.0.35-dev) Add parameter to quick_handler hook
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* 20020329 (2.0.35-dev) bump for addition of freelists to bucket API
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* 20020329.1 (2.0.36) minor bump for new arg to opt fn ap_cgi_build_command
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* 20020506 (2.0.37-dev) Removed r->boundary in request_rec.
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* 20020529 (2.0.37-dev) Standardized the names of some apr_pool_*_set funcs
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* 20020602 (2.0.37-dev) Bucket API change (metadata buckets)
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* 20020612 (2.0.38-dev) Changed server_rec->[keep_alive_]timeout to apr time
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* 20020625 (2.0.40-dev) Changed conn_rec->keepalive to an enumeration
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* 20020628 (2.0.40-dev) Added filter_init to filter registration functions
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* 20020903 (2.0.41-dev) APR's error constants changed
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* 20020903.1 (2.1.0-dev) allow_encoded_slashes added to core_dir_config
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* 20020903.2 (2.0.46-dev) add ap_escape_logitem
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* 20030213.1 (2.1.0-dev) changed log_writer optional fn's to return previous
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* handler
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* 20030821 (2.1.0-dev) bumped mod_include's entire API
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* 20030821.1 (2.1.0-dev) added XHTML doctypes
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* 20030821.2 (2.1.0-dev) added ap_escape_errorlog_item
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* 20030821.3 (2.1.0-dev) added ap_get_server_revision / ap_version_t
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*/
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#define MODULE_MAGIC_COOKIE 0x41503230UL /* "AP20" */
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#ifndef MODULE_MAGIC_NUMBER_MAJOR
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#define MODULE_MAGIC_NUMBER_MAJOR 20030821
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#endif
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#define MODULE_MAGIC_NUMBER_MINOR 3 /* 0...n */
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/**
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* Determine if the server's current MODULE_MAGIC_NUMBER is at least a
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* specified value.
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* <pre>
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* Useful for testing for features.
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* For example, suppose you wish to use the apr_table_overlap
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* function. You can do this:
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*
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* #if AP_MODULE_MAGIC_AT_LEAST(19980812,2)
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* ... use apr_table_overlap()
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* #else
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* ... alternative code which doesn't use apr_table_overlap()
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* #endif
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* </pre>
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* @param major The major module magic number
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* @param minor The minor module magic number
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* @deffunc AP_MODULE_MAGIC_AT_LEAST(int major, int minor)
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*/
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#define AP_MODULE_MAGIC_AT_LEAST(major,minor) \
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((major) < MODULE_MAGIC_NUMBER_MAJOR \
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|| ((major) == MODULE_MAGIC_NUMBER_MAJOR \
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&& (minor) <= MODULE_MAGIC_NUMBER_MINOR))
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/** @deprecated present for backwards compatibility */
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#define MODULE_MAGIC_NUMBER MODULE_MAGIC_NUMBER_MAJOR
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#define MODULE_MAGIC_AT_LEAST old_broken_macro_we_hope_you_are_not_using
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#endif /* !APACHE_AP_MMN_H */
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