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diff --git a/gcc-4.4.3/libstdc++-v3/doc/html/manual/api.html b/gcc-4.4.3/libstdc++-v3/doc/html/manual/api.html new file mode 100644 index 000000000..de0ec11d8 --- /dev/null +++ b/gcc-4.4.3/libstdc++-v3/doc/html/manual/api.html @@ -0,0 +1,154 @@ +<?xml version="1.0" encoding="UTF-8" standalone="no"?> +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> +<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>API Evolution and Deprecation History</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="ISO C++, api, evolution, deprecation, history" /><meta name="keywords" content=" ISO C++ , library " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="appendix_porting.html" title="Appendix B. Porting and Maintenance" /><link rel="prev" href="abi.html" title="ABI Policy and Guidelines" /><link rel="next" href="backwards.html" title="Backwards Compatibility" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">API Evolution and Deprecation History</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="abi.html">Prev</a> </td><th width="60%" align="center">Appendix B. + Porting and Maintenance + +</th><td width="20%" align="right"> <a accesskey="n" href="backwards.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="appendix.porting.api"></a>API Evolution and Deprecation History</h2></div></div></div><p> +A list of user-visible changes, in chronological order +</p><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="api.rel_300"></a><code class="constant">3.0</code></h3></div></div></div><p> +Extensions moved to <code class="filename">include/ext</code>. + </p><p> +Include files from the SGI/HP sources that pre-date the ISO standard +are added. These files are placed into +the <code class="filename">include/backward</code> directory and a deprecated warning +is added that notifies on inclusion (<code class="literal">-Wno-deprecated</code> +deactivates the warning.) +</p><p>Deprecated include <code class="filename">backward/strstream</code> added.</p><p>Removal of include <code class="filename">builtinbuf.h</code>, <code class="filename">indstream.h</code>, <code class="filename">parsestream.h</code>, <code class="filename">PlotFile.h</code>, <code class="filename">SFile.h</code>, <code class="filename">stdiostream.h</code>, and <code class="filename">stream.h</code>. +</p></div><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="api.rel_310"></a><code class="constant">3.1</code></h3></div></div></div><p> + </p><p> +Extensions from SGI/HP moved from <code class="code">namespace std</code> +to <code class="code">namespace __gnu_cxx</code>. As part of this, the following +new includes are +added: <code class="filename">ext/algorithm</code>, <code class="filename">ext/functional</code>, <code class="filename">ext/iterator</code>, <code class="filename">ext/memory</code>, and <code class="filename">ext/numeric</code>. +</p><p> +Extensions to <code class="code">basic_filebuf</code> introduced: <code class="code">__gnu_cxx::enc_filebuf</code>, and <code class="code">__gnu_cxx::stdio_filebuf</code>. +</p><p> +Extensions to tree data structures added in <code class="filename">ext/rb_tree</code>. +</p><p> +Removal of <code class="filename">ext/tree</code>, moved to <code class="filename">backward/tree.h</code>. +</p></div><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="api.rel_320"></a><code class="constant">3.2</code></h3></div></div></div><p> + </p><p>Symbol versioning introduced for shared library.</p><p>Removal of include <code class="filename">backward/strstream.h</code>.</p><p>Allocator changes. Change <code class="code">__malloc_alloc</code> to <code class="code">malloc_allocator</code> and <code class="code">__new_alloc</code> to <code class="code">new_allocator</code>. </p><p> For GCC releases from 2.95 through the 3.1 series, defining + <code class="literal">__USE_MALLOC</code> on the gcc command line would change the + default allocation strategy to instead use <code class="code"> malloc</code> and + <code class="function">free</code>. See + <a class="ulink" href="../23_containers/howto.html#3" target="_top">this note</a> + for details as to why this was something needing improvement. + </p><p>Error handling in iostreams cleaned up, made consistent. </p></div><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="api.rel_330"></a><code class="constant">3.3</code></h3></div></div></div><p> + </p></div><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="api.rel_340"></a><code class="constant">3.4</code></h3></div></div></div><p> + </p><p> +Large file support. +</p><p> Extensions for generic characters and <code class="code">char_traits</code> added in <code class="filename">ext/pod_char_traits.h</code>. +</p><p> +Support for <code class="code">wchar_t</code> specializations of <code class="code">basic_filebuf</code> enhanced to support <code class="code">UTF-8</code> and <code class="code">Unicode</code>, depending on host. More hosts support basic <code class="code">wchar_t</code> functionality. +</p><p> +Support for <code class="code">char_traits</code> beyond builtin types. +</p><p> +Conformant <code class="code">allocator</code> class and usage in containers. As +part of this, the following extensions are +added: <code class="filename">ext/bitmap_allocator.h</code>, <code class="filename">ext/debug_allocator.h</code>, <code class="filename">ext/mt_allocator.h</code>, <code class="filename">ext/malloc_allocator.h</code>,<code class="filename">ext/new_allocator.h</code>, <code class="filename">ext/pool_allocator.h</code>. +</p><p> +This is a change from all previous versions, and may require +source-level changes due to allocator-related changes to structures +names and template parameters, filenames, and file locations. Some, +like <code class="code">__simple_alloc, __allocator, __alloc, </code> and <code class="code"> +_Alloc_traits</code> have been removed. +</p><p>Default behavior of <code class="code">std::allocator</code> has changed.</p><p> + Previous versions prior to 3.4 cache allocations in a memory + pool, instead of passing through to call the global allocation + operators (i.e., <code class="classname">__gnu_cxx::pool_allocator</code>). More + recent versions default to the + simpler <code class="classname">__gnu_cxx::new_allocator</code>. +</p><p> Previously, all allocators were written to the SGI + style, and all STL containers expected this interface. This + interface had a traits class called <code class="code">_Alloc_traits</code> that + attempted to provide more information for compile-time allocation + selection and optimization. This traits class had another allocator + wrapper, <code class="code">__simple_alloc<T,A></code>, which was a + wrapper around another allocator, A, which itself is an allocator + for instances of T. But wait, there's more: + <code class="code">__allocator<T,A></code> is another adapter. Many of + the provided allocator classes were SGI style: such classes can be + changed to a conforming interface with this wrapper: + <code class="code">__allocator<T, __alloc></code> is thus the same as + <code class="code">allocator<T></code>. + </p><p> The class <code class="classname">allocator</code> used the typedef + <span class="type">__alloc</span> to select an underlying allocator that + satisfied memory allocation requests. The selection of this + underlying allocator was not user-configurable. + </p><div class="table"><a id="id433248"></a><p class="title"><b>Table B.1. Extension Allocators</b></p><div class="table-contents"><table summary="Extension Allocators" border="1"><colgroup><col align="left" /><col align="left" /><col align="left" /><col align="left" /></colgroup><thead><tr><th align="left">Allocator (3.4)</th><th align="left">Header (3.4)</th><th align="left">Allocator (3.[0-3])</th><th align="left">Header (3.[0-3])</th></tr></thead><tbody><tr><td align="left"><code class="classname">__gnu_cxx::new_allocator<T></code></td><td align="left"><code class="filename">ext/new_allocator.h</code></td><td align="left"><code class="classname">std::__new_alloc</code></td><td align="left"><code class="filename">memory</code></td></tr><tr><td align="left"><code class="classname">__gnu_cxx::malloc_allocator<T></code></td><td align="left"><code class="filename">ext/malloc_allocator.h</code></td><td align="left"><code class="classname">std::__malloc_alloc_template<int></code></td><td align="left"><code class="filename">memory</code></td></tr><tr><td align="left"><code class="classname">__gnu_cxx::debug_allocator<T></code></td><td align="left"><code class="filename">ext/debug_allocator.h</code></td><td align="left"><code class="classname">std::debug_alloc<T></code></td><td align="left"><code class="filename">memory</code></td></tr><tr><td align="left"><code class="classname">__gnu_cxx::__pool_alloc<T></code></td><td align="left"><code class="filename">ext/pool_allocator.h</code></td><td align="left"><code class="classname">std::__default_alloc_template<bool,int></code></td><td align="left"><code class="filename">memory</code></td></tr><tr><td align="left"><code class="classname">__gnu_cxx::__mt_alloc<T></code></td><td align="left"><code class="filename">ext/mt_allocator.h</code></td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left"><code class="classname">__gnu_cxx::bitmap_allocator<T></code></td><td align="left"><code class="filename">ext/bitmap_allocator.h</code></td><td align="left"> </td><td align="left"> </td></tr></tbody></table></div></div><br class="table-break" /><p> Releases after gcc-3.4 have continued to add to the collection + of available allocators. All of these new allocators are + standard-style. The following table includes details, along with + the first released version of GCC that included the extension allocator. + </p><div class="table"><a id="id433479"></a><p class="title"><b>Table B.2. Extension Allocators Continued</b></p><div class="table-contents"><table summary="Extension Allocators Continued" border="1"><colgroup><col align="left" /><col align="left" /><col align="left" /></colgroup><thead><tr><th align="left">Allocator</th><th align="left">Include</th><th align="left">Version</th></tr></thead><tbody><tr><td align="left"><code class="classname">__gnu_cxx::array_allocator<T></code></td><td align="left"><code class="filename">ext/array_allocator.h</code></td><td align="left">4.0.0</td></tr><tr><td align="left"><code class="classname">__gnu_cxx::throw_allocator<T></code></td><td align="left"><code class="filename">ext/throw_allocator.h</code></td><td align="left">4.2.0</td></tr></tbody></table></div></div><br class="table-break" /><p> +Debug mode first appears. +</p><p> +Precompiled header support <acronym class="acronym">PCH</acronym> support. +</p><p> +Macro guard for changed, from <code class="literal">_GLIBCPP_</code> to <code class="literal">_GLIBCXX_</code>. +</p><p> +Extension <code class="filename">ext/stdio_sync_filebuf.h</code> added. +</p><p> +Extension <code class="filename">ext/demangle.h</code> added. +</p></div><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="api.rel_400"></a><code class="constant">4.0</code></h3></div></div></div><p> + </p><p> +TR1 features first appear. +</p><p> +Extension allocator <code class="filename">ext/array_allocator.h</code> added. +</p><p> +Extension <code class="code">codecvt</code> specializations moved to <code class="filename">ext/codecvt_specializations.h</code>. +</p><p> +Removal of <code class="filename">ext/demangle.h</code>. +</p></div><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="api.rel_410"></a><code class="constant">4.1</code></h3></div></div></div><p> + </p><p> +Removal of <code class="filename">cassert</code> from all standard headers: now has to be explicitly included for <code class="code">std::assert</code> calls. +</p><p> Extensions for policy-based data structures first added. New includes, +types, namespace <code class="code">pb_assoc</code>. +</p><p> Extensions for typelists added in <code class="filename">ext/typelist.h</code>. +</p><p> Extension for policy-based <code class="code">basic_string</code> first added: <code class="code">__gnu_cxx::__versa_string</code> in <code class="filename">ext/vstring.h</code>. +</p></div><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="api.rel_420"></a><code class="constant">4.2</code></h3></div></div></div><p> + </p><p> Default visibility attributes applied to <code class="code">namespace std</code>. Support for <code class="code">-fvisibility</code>. +</p><p>TR1 <code class="filename">random</code>, <code class="filename">complex</code>, and C compatibility headers added.</p><p> Extensions for concurrent programming consolidated +into <code class="filename">ext/concurrence.h</code> and <code class="filename">ext/atomicity.h</code>, +including change of namespace to <code class="code">__gnu_cxx</code> in some +cases. Added types +include <code class="code">_Lock_policy</code>, <code class="code">__concurrence_lock_error</code>, <code class="code">__concurrence_unlock_error</code>, <code class="code">__mutex</code>, <code class="code">__scoped_lock</code>.</p><p> Extensions for type traits consolidated +into <code class="filename">ext/type_traits.h</code>. Additional traits are added +(<code class="code">__conditional_type</code>, <code class="code">__enable_if</code>, others.) +</p><p> Extensions for policy-based data structures revised. New includes, +types, namespace moved to <code class="code">__pb_ds</code>. +</p><p> Extensions for debug mode modified: now nested in <code class="code">namespace +std::__debug</code> and extensions in <code class="code">namespace +__gnu_cxx::__debug</code>.</p><p> Extensions added: <code class="filename">ext/typelist.h</code> +and <code class="filename">ext/throw_allocator.h</code>. +</p></div><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="api.rel_430"></a><code class="constant">4.3</code></h3></div></div></div><p> + </p><p> +C++0X features first appear. +</p><p>TR1 <code class="filename">regex</code> and <code class="filename">cmath</code>'s mathematical special function added.</p><p> +Backward include edit. +</p><div class="itemizedlist"><ul type="disc"><li><p>Removed</p><p> +<code class="filename">algobase.h</code> <code class="filename">algo.h</code> <code class="filename">alloc.h</code> <code class="filename">bvector.h</code> <code class="filename">complex.h</code> +<code class="filename">defalloc.h</code> <code class="filename">deque.h</code> <code class="filename">fstream.h</code> <code class="filename">function.h</code> <code class="filename">hash_map.h</code> <code class="filename">hash_set.h</code> +<code class="filename">hashtable.h</code> <code class="filename">heap.h</code> <code class="filename">iomanip.h</code> <code class="filename">iostream.h</code> <code class="filename">istream.h</code> <code class="filename">iterator.h</code> +<code class="filename">list.h</code> <code class="filename">map.h</code> <code class="filename">multimap.h</code> <code class="filename">multiset.h</code> <code class="filename">new.h</code> <code class="filename">ostream.h</code> <code class="filename">pair.h</code> <code class="filename">queue.h</code> <code class="filename">rope.h</code> <code class="filename">set.h</code> <code class="filename">slist.h</code> <code class="filename">stack.h</code> <code class="filename">streambuf.h</code> <code class="filename">stream.h</code> <code class="filename">tempbuf.h</code> +<code class="filename">tree.h</code> <code class="filename">vector.h</code> + </p></li><li><p>Added</p><p> + <code class="filename">hash_map</code> and <code class="filename">hash_set</code> + </p></li><li><p>Added in C++0x</p><p> + <code class="filename">auto_ptr.h</code> and <code class="filename">binders.h</code> + </p></li></ul></div><p> +Header dependency streamlining. +</p><div class="itemizedlist"><ul type="disc"><li><p><code class="filename">algorithm</code> no longer includes <code class="filename">climits</code>, <code class="filename">cstring</code>, or <code class="filename">iosfwd</code> </p></li><li><p><code class="filename">bitset</code> no longer includes <code class="filename">istream</code> or <code class="filename">ostream</code>, adds <code class="filename">iosfwd</code> </p></li><li><p><code class="filename">functional</code> no longer includes <code class="filename">cstddef</code></p></li><li><p><code class="filename">iomanip</code> no longer includes <code class="filename">istream</code>, <code class="filename">istream</code>, or <code class="filename">functional</code>, adds <code class="filename">ioswd</code> </p></li><li><p><code class="filename">numeric</code> no longer includes <code class="filename">iterator</code></p></li><li><p><code class="filename">string</code> no longer includes <code class="filename">algorithm</code> or <code class="filename">memory</code></p></li><li><p><code class="filename">valarray</code> no longer includes <code class="filename">numeric</code> or <code class="filename">cstdlib</code></p></li><li><p><code class="filename">tr1/hashtable</code> no longer includes <code class="filename">memory</code> or <code class="filename">functional</code></p></li><li><p><code class="filename">tr1/memory</code> no longer includes <code class="filename">algorithm</code></p></li><li><p><code class="filename">tr1/random</code> no longer includes <code class="filename">algorithm</code> or <code class="filename">fstream</code></p></li></ul></div><p> +Debug mode for <code class="filename">unordered_map</code> and <code class="filename">unordered_set</code>. +</p><p> +Parallel mode first appears. +</p><p>Variadic template implementations of items in <code class="filename">tuple</code> and + <code class="filename">functional</code>. +</p><p>Default <code class="code">what</code> implementations give more elaborate + exception strings for <code class="code">bad_cast</code>, + <code class="code">bad_typeid</code>, <code class="code">bad_exception</code>, and + <code class="code">bad_alloc</code>. +</p><p> +PCH binary files no longer installed. Instead, the source files are installed. +</p><p> +Namespace pb_ds moved to __gnu_pb_ds. +</p></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="abi.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="appendix_porting.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="backwards.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">ABI Policy and Guidelines </td><td width="20%" align="center"><a accesskey="h" href="../spine.html">Home</a></td><td width="40%" align="right" valign="top"> Backwards Compatibility</td></tr></table></div></body></html> |