| 1 | /********************************************************************\
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| 2 |
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| 3 | SlowData.cc
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| 4 |
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| 5 | Class handling the writing of slow data. String to be written in the
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| 6 | slow data file are checked that they do not contain control characters.
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| 7 |
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| 8 | Oliver Grimm
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| 9 |
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| 10 | \********************************************************************/
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| 11 |
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| 12 | #include "SlowData.h"
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| 13 | #include "DAQReadout.h"
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| 14 |
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| 15 | //
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| 16 | // Constructor: Open slow data file (filename generate using current date)
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| 17 | //
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| 18 | SlowData::SlowData(DAQReadout* DAQClass, const char* IssuerName, char* Direcory) {
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| 19 |
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| 20 | time_t rawtime;
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| 21 | struct tm *timeinfo;
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| 22 | char Filename[MAX_PATH];
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| 23 |
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| 24 | m = DAQClass;
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| 25 | Issuer = IssuerName;
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| 26 | NewEntryCalled = false;
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| 27 | InternalCall = false;
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| 28 |
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| 29 | time(&rawtime); timeinfo = localtime(&rawtime);
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| 30 | snprintf(Filename,sizeof(Filename),"%s/%s_%d%02d%02d.slow",Direcory,Issuer,timeinfo->tm_year+1900,timeinfo->tm_mon+1,timeinfo->tm_mday);
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| 31 |
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| 32 | if ((SlowdataFile = fopen(Filename, "a")) == NULL)
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| 33 | m->PrintMessage("Warning: Could not open slowdata file '%s' (%s)\n", Filename, strerror(errno));
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| 34 | }
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| 35 |
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| 36 | //
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| 37 | // Destructor
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| 38 | //
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| 39 | SlowData::~SlowData() {
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| 40 | if(SlowdataFile!=NULL && fclose(SlowdataFile)==-1)
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| 41 | m->PrintMessage("SlowData: Error, could not close slowdata file (%s)\n", strerror(errno));
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| 42 | }
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| 43 |
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| 44 | //
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| 45 | // Add a new entry to slow data file
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| 46 | //
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| 47 | bool SlowData::NewEntry(char *Variable) {
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| 48 |
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| 49 | struct timeval Time;
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| 50 |
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| 51 | gettimeofday(&Time, NULL);
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| 52 | InternalCall = true;
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| 53 | NewEntryCalled = AddToEntry("\n%s %s %lu %lu ", Issuer, Variable, Time.tv_sec, Time.tv_usec);
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| 54 | InternalCall = false;
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| 55 | return NewEntryCalled;
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| 56 | }
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| 57 |
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| 58 | //
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| 59 | // Add data to an open entry
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| 60 | //
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| 61 | bool SlowData::AddToEntry(char *Format, ...) {
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| 62 |
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| 63 | char Textbuffer[MAX_COM_SIZE];
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| 64 | va_list ArgumentPointer;
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| 65 |
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| 66 | if(SlowdataFile==NULL || (!NewEntryCalled && !InternalCall)) return false;
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| 67 |
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| 68 | va_start(ArgumentPointer, Format);
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| 69 | vsnprintf(Textbuffer, sizeof(Textbuffer), Format, ArgumentPointer);
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| 70 | va_end(ArgumentPointer);
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| 71 |
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| 72 | if(!InternalCall)
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| 73 | for(unsigned int i=0; i<strlen(Textbuffer); i++)
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| 74 | if (iscntrl(Textbuffer[i])) return false;
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| 75 |
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| 76 | if(fprintf(SlowdataFile, "%s", Textbuffer) == -1) {
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| 77 | m->PrintMessage("SlowData: Error, could not write data to file (%s); closing file\n", strerror(errno));
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| 78 | fclose(SlowdataFile);
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| 79 | SlowdataFile = NULL;
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| 80 | return false;
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| 81 | }
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| 82 | fflush(SlowdataFile);
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| 83 | return true;
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| 84 | }
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