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- // timex: timed execution program ------------------------------------------//
- // Copyright Beman Dawes 2007
- // Distributed under the Boost Software License, Version 1.0.
- // See http://www.boost.org/LICENSE_1_0.txt
- // See http://www.boost.org/libs/timer for documentation.
- #include <boost/timer/timer.hpp>
- #include <cstdlib>
- #include <string>
- #include <iostream>
- int main( int argc, char * argv[] )
- {
- if ( argc == 1 )
- {
- std::cout << "invoke: timex [-v] command [args...]\n"
- " command will be executed and timings displayed\n"
- " -v option causes command and args to be displayed\n";
- return 1;
- }
- std::string s;
- bool verbose = false;
- if ( argc > 1 && *argv[1] == '-' && *(argv[1]+1) == 'v' )
- {
- verbose = true;
- ++argv;
- --argc;
- }
- for ( int i = 1; i < argc; ++i )
- {
- if ( i > 1 ) s += ' ';
- s += argv[i];
- }
- if ( verbose )
- { std::cout << "command: \"" << s.c_str() << "\"\n"; }
- boost::timer::auto_cpu_timer t(" %ws elapsed wall-clock time\n");
- return std::system( s.c_str() );
- }
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