1 | #include <lemon/arg_parser.h> |
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2 | |
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3 | using namespace lemon; |
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4 | int main(int argc, char **argv) |
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5 | { |
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6 | ArgParser ap(argc,argv); |
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7 | int i; |
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8 | std::string s; |
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9 | double d; |
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10 | bool b,sil; |
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11 | bool g1,g2,g3; |
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12 | ap.option("n", "an integer input", i, true) |
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13 | .option("val", "a double input", d) |
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14 | .synonym("vals","val") |
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15 | .option("name", "a string input", s) |
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16 | .option("f", "a switch", b) |
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17 | .option("nohelp", "", sil) |
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18 | .option("gra","Choise A",g1) |
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19 | .option("grb","Choise B",g2) |
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20 | .option("grc","Choise C",g3) |
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21 | .optionGroup("gr","gra") |
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22 | .optionGroup("gr","grb") |
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23 | .optionGroup("gr","grc") |
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24 | .mandatoryGroup("gr") |
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25 | .onlyOneGroup("gr") |
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26 | .other("infile","The input file") |
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27 | .other("..."); |
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28 | |
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29 | ap.parse(); |
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30 | |
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31 | std::cout << "Parameters of '" << ap.commandName() << "':\n"; |
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32 | |
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33 | if(ap.given("n")) std::cout << " Value of -n: " << i << std::endl; |
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34 | if(ap.given("val")) std::cout << " Value of -val: " << d << std::endl; |
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35 | if(ap.given("name")) std::cout << " Value of -name: " << s << std::endl; |
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36 | if(ap.given("f")) std::cout << " -f is given\n"; |
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37 | if(ap.given("nohelp")) std::cout << " Value of -nohelp: " << sil << std::endl; |
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38 | |
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39 | switch(ap.files().size()) { |
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40 | case 0: |
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41 | std::cout << " No file argument was given.\n"; |
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42 | break; |
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43 | case 1: |
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44 | std::cout << " 1 file argument was given. It is:\n"; |
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45 | break; |
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46 | default: |
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47 | std::cout << " " |
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48 | << ap.files().size() << " file arguments were given. They are:\n"; |
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49 | } |
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50 | for(unsigned int i=0;i<ap.files().size();++i) |
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51 | std::cout << " '" << ap.files()[i] << "'\n"; |
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52 | |
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53 | } |
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