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c537c27796
use portable method, getting milliseconds between calls - Linux would let us do funky stuff by getting the timeout from select(2). Everywhere else sucks and doesn't let us do that :( Index: ndb-work/storage/ndb/include/util/InputStream.hpp ===================================================================
68 lines
1.9 KiB
C++
68 lines
1.9 KiB
C++
/* Copyright (C) 2003 MySQL AB
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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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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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
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#ifndef OUTPUT_STREAM_HPP
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#define OUTPUT_STREAM_HPP
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#include <ndb_global.h>
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#include <NdbTCP.h>
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/**
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* Output stream
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*/
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class OutputStream {
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public:
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OutputStream() {}
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virtual ~OutputStream() {}
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virtual int print(const char * fmt, ...) = 0;
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virtual int println(const char * fmt, ...) = 0;
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virtual void flush() {};
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};
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class FileOutputStream : public OutputStream {
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FILE * f;
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public:
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FileOutputStream(FILE * file = stdout);
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virtual ~FileOutputStream() {}
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int print(const char * fmt, ...);
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int println(const char * fmt, ...);
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void flush() { fflush(f); }
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};
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class SocketOutputStream : public OutputStream {
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NDB_SOCKET_TYPE m_socket;
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unsigned m_timeout_ms;
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bool m_timedout;
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unsigned m_timeout_remain;
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public:
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SocketOutputStream(NDB_SOCKET_TYPE socket, unsigned write_timeout_ms = 1000);
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virtual ~SocketOutputStream() {}
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bool timedout() { return m_timedout; };
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void reset_timeout() { m_timedout= false; };
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int print(const char * fmt, ...);
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int println(const char * fmt, ...);
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};
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class NullOutputStream : public OutputStream {
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public:
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NullOutputStream() {}
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virtual ~NullOutputStream() {}
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int print(const char * /* unused */, ...) { return 1;}
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int println(const char * /* unused */, ...) { return 1;}
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};
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#endif
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