4.0.1-hotfixescachetimestampsdevelopdpdk-ndagetsilivegetfragoffhelplibtrace4ndag_formatpfringrc-4.0.1rc-4.0.2rc-4.0.3rc-4.0.4ringdecrementfixringperformanceringtimestampfixes
Last change
on this file since af27241 was
8835f5a,
checked in by Shane Alcock <salcock@…>, 12 years ago
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- Added the code examples from the PDCAT tutorial to the bundled examples
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-
Property mode set to
100644
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File size:
1.2 KB
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1 | /* Skeleton libtrace program that demonstrates how to create, start and |
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2 | * destroy a trace in a nice clean manner with full error-checking (because |
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3 | * error handling is good!) |
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4 | */ |
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5 | |
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6 | /* All libtrace programs require libtrace.h to be included */ |
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7 | #include "libtrace.h" |
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8 | #include <stdio.h> |
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9 | |
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10 | int main(int argc, char *argv[]) |
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11 | { |
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12 | libtrace_t *trace; |
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13 | |
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14 | /* Ensure we have at least one argument after the program name */ |
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15 | if (argc < 2) { |
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16 | fprintf(stderr, "Usage: %s inputURI\n", argv[0]); |
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17 | return 1; |
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18 | } |
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19 | |
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20 | /* trace_create initialises our trace structure */ |
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21 | trace = trace_create(argv[1]); |
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22 | |
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23 | /* Check if an error occurred, i.e. the URI was incorrect or the file |
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24 | * does not exist */ |
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25 | if (trace_is_err(trace)) { |
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26 | trace_perror(trace,"Opening trace file"); |
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27 | return 1; |
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28 | } |
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29 | |
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30 | /* Start the trace, being sure to check if any error occurs during the |
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31 | * starting phase */ |
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32 | if (trace_start(trace) == -1) { |
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33 | trace_perror(trace,"Starting trace"); |
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34 | trace_destroy(trace); |
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35 | return 1; |
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36 | } |
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37 | |
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38 | /* Now our trace is open and ready for reading, but that is beyond |
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39 | * the scope of this example */ |
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40 | |
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41 | /* Program is over, so destroy the trace structure */ |
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42 | trace_destroy(trace); |
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43 | return 0; |
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44 | } |
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