ProgressPrinter.cc

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00001 /*
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00005  * install, copy or use the software.
00006  * 
00007  * Intel Open Source License 
00008  * 
00009  * Copyright (c) 2005 Intel Corporation. All rights reserved. 
00010  * 
00011  * Redistribution and use in source and binary forms, with or without
00012  * modification, are permitted provided that the following conditions are
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00014  * 
00015  *   Redistributions of source code must retain the above copyright
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00018  *   Redistributions in binary form must reproduce the above copyright
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00024  *   this software without specific prior written permission.
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00038 
00039 #include "ProgressPrinter.h"
00040 #include "../thread/Timer.h"
00041 
00042 namespace oasys {
00043 
00047 ProgressPrinter::ProgressPrinter(const char* fmt, ...)
00048 {
00049     if (fmt) {
00050         va_list ap;
00051         va_start(ap, fmt);
00052         vprintf(fmt, ap);
00053         va_end(ap);
00054         fflush(stdout);
00055     }
00056     
00057     ::gettimeofday(&start_, 0);
00058 }
00059 
00063 void
00064 ProgressPrinter::start(const char* fmt, ...)
00065 {
00066     va_list ap;
00067     va_start(ap, fmt);
00068     vprintf(fmt, ap);
00069     va_end(ap);
00070     fflush(stdout);
00071     
00072     ::gettimeofday(&start_, 0);
00073 }
00074 
00079 void
00080 ProgressPrinter::done(const char* fmt, ...)
00081 {
00082     struct timeval end;
00083 
00084     va_list ap;
00085     va_start(ap, fmt);
00086     vprintf(fmt, ap);
00087     va_end(ap);
00088 
00089     ::gettimeofday(&end, 0);
00090     unsigned long elapsed = TIMEVAL_DIFF_MSEC(end, start_);
00091     
00092     printf(" (%lu.%.3lu secs)\n", elapsed / 1000, (elapsed % 1000));
00093 }
00094 
00095 } // namespace oasys
00096 

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