73 lines
1.4 KiB
C++
73 lines
1.4 KiB
C++
#include <qse/sed/StdSed.hpp>
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#include <qse/cmn/main.h>
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#include <qse/cmn/sio.h>
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#include <iostream>
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#include "sed00.h"
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#if defined(QSE_CHAR_IS_MCHAR)
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# define xcout std::cout
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#else
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# define xcout std::wcout
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#endif
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//
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// The MySed class simplifies QSE::StdSed by utilizing exception handling.
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//
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class MySed: protected QSE::StdSed
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{
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public:
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class Error
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{
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public:
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Error (const char_t* msg) throw (): msg (msg) {}
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const char_t* getMessage() const throw() { return msg; }
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protected:
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const char_t* msg;
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};
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MySed () { if (open() <= -1) throw Error (QSE_T("cannot open")); }
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~MySed () { close (); }
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void compile (const char_t* sptr)
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{
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QSE::StdSed::StringStream stream(sptr);
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if (QSE::StdSed::compile (stream) <= -1)
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throw Error (getErrorMessage());
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}
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void execute (Stream& stream)
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{
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if (QSE::StdSed::execute (stream) <= -1)
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throw Error (getErrorMessage());
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}
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};
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int sed_main (int argc, qse_char_t* argv[])
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{
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try
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{
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MySed sed;
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sed.compile (QSE_T("y/ABC/abc/;s/abc/def/g"));
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QSE::StdSed::StringStream stream (QSE_T("ABCDEFabcdef"));
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sed.execute (stream);
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xcout << QSE_T("INPUT: ") << stream.getInput() << std::endl;
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xcout << QSE_T("OUTPUT: ") << stream.getOutput() << std::endl;
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}
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catch (MySed::Error& err)
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{
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xcout << QSE_T("ERROR: ") << err.getMessage() << std::endl;
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return -1;
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}
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return 0;
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}
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int qse_main (int argc, qse_achar_t* argv[])
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{
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init_sed_sample_locale ();
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return qse_runmain (argc, argv, sed_main);
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}
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