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101 lines
3.3 KiB
C
101 lines
3.3 KiB
C
/** @file
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* @brief Define preprocessor symbols for the library version
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*/
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// Copyright (C) 2002-2022 Olly Betts
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#ifndef XAPIAN_INCLUDED_VERSION_H
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#define XAPIAN_INCLUDED_VERSION_H
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/// The version of Xapian as a C string literal.
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#define XAPIAN_VERSION "1.4.22"
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/** The major component of the Xapian version.
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* E.g. for Xapian 1.0.14 this would be: 1
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*/
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#define XAPIAN_MAJOR_VERSION 1
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/** The minor component of the Xapian version.
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* E.g. for Xapian 1.0.14 this would be: 0
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*/
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#define XAPIAN_MINOR_VERSION 4
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/** The revision component of the Xapian version.
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* E.g. for Xapian 1.0.14 this would be: 14
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*/
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#define XAPIAN_REVISION 22
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/// Base (signed) type for Xapian::docid and related types.
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#define XAPIAN_DOCID_BASE_TYPE int
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/// Base (signed) type for Xapian::termcount and related types.
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#define XAPIAN_TERMCOUNT_BASE_TYPE int
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/// Base (signed) type for Xapian::termpos.
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#define XAPIAN_TERMPOS_BASE_TYPE int
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/// Type for returning total document length.
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#define XAPIAN_TOTALLENGTH_TYPE unsigned long long
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/// Underlying type for Xapian::rev.
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#define XAPIAN_REVISION_TYPE unsigned long long
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/// XAPIAN_HAS_CHERT_BACKEND Defined if the chert backend is enabled.
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#define XAPIAN_HAS_CHERT_BACKEND 1
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/// XAPIAN_HAS_GLASS_BACKEND Defined if the glass backend is enabled.
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#define XAPIAN_HAS_GLASS_BACKEND 1
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/// XAPIAN_HAS_INMEMORY_BACKEND Defined if the inmemory backend is enabled.
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#define XAPIAN_HAS_INMEMORY_BACKEND 1
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/// XAPIAN_HAS_REMOTE_BACKEND Defined if the remote backend is enabled.
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#define XAPIAN_HAS_REMOTE_BACKEND 1
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/// XAPIAN_AT_LEAST(A,B,C) checks for xapian-core >= A.B.C - use like so:
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///
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/// @code
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/// #if XAPIAN_AT_LEAST(1,4,2)
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/// /* Code needing features needing Xapian >= 1.4.2. */
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/// #endif
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/// @endcode
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///
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/// Added in Xapian 1.4.2.
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#define XAPIAN_AT_LEAST(A,B,C) \
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(XAPIAN_MAJOR_VERSION > (A) || \
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(XAPIAN_MAJOR_VERSION == (A) && \
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(XAPIAN_MINOR_VERSION > (B) || \
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(XAPIAN_MINOR_VERSION == (B) && XAPIAN_REVISION >= (C)))))
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/// We support move semantics when we're confident the compiler supports it.
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///
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/// C++11 move semantics are very useful in threaded code that wants to
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/// hand-off Xapian objects to worker threads, but in this case it's very
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/// unhelpful for availability of these semantics to vary by compiler as it
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/// quietly leads to a build with non-threadsafe behaviour.
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///
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/// User code can #define XAPIAN_MOVE_SEMANTICS to force this on, and will
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/// then get a compilation failure if the compiler lacks suitable support.
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#ifndef XAPIAN_MOVE_SEMANTICS
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# if __cplusplus >= 201103L || \
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(defined _MSC_VER && _MSC_VER >= 1900) || \
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defined XAPIAN_LIB_BUILD
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# define XAPIAN_MOVE_SEMANTICS
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# endif
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#endif
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#endif /* XAPIAN_INCLUDED_VERSION_H */
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