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// |
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// EventViewer.cc -- standalone program to call the EventViewer macro. |
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// by Emiliano Mocchiutti |
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// |
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// Version 1.00 (2005/11/07) |
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// |
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// Changelog: |
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// |
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// 0.00 - 1.00 : working. |
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// |
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#include <TSystem.h> |
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#include <iostream> |
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#include <sys/types.h> |
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#include <unistd.h> |
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#include <stdio.h> |
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// |
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#include <FEventViewerCore.h> |
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#include <FEVVerl2.h> |
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// |
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using namespace std; |
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// |
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int main(int numinp, char *inps[]){ |
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TString name = ""; |
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TString selfile = ""; |
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TString outdir = ""; |
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bool beverbose = false; |
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if ( numinp > 1 ){ |
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if ( !strcmp(inps[1],"--version") ){ |
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FEVInfo(true); |
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return(0); |
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}; |
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if ( !strcmp(inps[1],"-h") || !strcmp(inps[1],"--help") || numinp>7 ){ |
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printf("\nUsage:\n\n EventViewer [-v] file selection_file output_dir \n"); |
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printf("\n -v be verbose and do not fork after launching the GUI\n"); |
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printf( " file must be in the form: /path/to/filesfromyoda/dw_000000_00000/ \n"); |
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printf( " selection_file selection file, empty if no selection is required \n"); |
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printf( " outDir directory where to save figures\n"); |
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printf("\nExamples: \n\nEventViewer /home/pamela/filesfromyoda/dw_050301_00100/ \"\" /home/pamela/\n"); |
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printf( "EventViewer -v /home/pamela/filesfromyoda/dw_050301_00100/ muselection.c \"\"\n\n"); |
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printf( "EventViewer \n\n"); |
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printf( "EventViewer -v \n\n"); |
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return(0); |
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}; |
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if ( !strcmp(inps[1],"-v") || !strcmp(inps[1],"--verbose") ){ |
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beverbose = true; |
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if ( numinp >= 3 ) name = (TString)inps[2]; |
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if ( numinp >= 4 ) selfile = (TString)inps[3]; |
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if ( numinp == 5 ) outdir = (TString)inps[4]; |
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} else { |
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name = (TString)inps[1]; |
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if ( numinp >= 3 ) selfile = (TString)inps[2]; |
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if ( numinp >= 4 ) outdir = (TString)inps[3]; |
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}; |
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}; |
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if ( beverbose ){ |
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ShowEvent(name,selfile,outdir); |
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} else { |
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// |
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// redirect to dev/null the stdout |
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// |
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int nul; |
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nul = open("/dev/null", O_CREAT | O_RDWR,S_IREAD | S_IWRITE); |
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dup2(nul,1); |
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dup2(nul,2); |
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close(nul); |
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// |
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printf("\n Welcome to the PAMELA event viewer! \n\n"); |
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// |
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// fork process |
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// |
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pid_t pid; |
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if( (pid=fork()) == -1 ){ |
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fprintf(stderr," Fork error. Exiting.\n"); |
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exit(1); |
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}; |
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if( !pid ) { |
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ShowEvent(name,selfile,outdir); |
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}; |
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}; |
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// |
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return(0); |
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} |