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67 lines
1.2 KiB
67 lines
1.2 KiB
#include <vector>
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#include <algorithm>
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#include <string>
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#include <sstream>
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#include <rigid_paradise/systems/stdio.h>
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#include <string.h>
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#ifndef EXIT_FAILURE
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#define EXIT_FAILURE -1
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#endif
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const char* help =
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"RigidParadise Yes, no version number\n\
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Archivist - 2019\n\
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usage: yes [STRING]*\n\
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Repeatedly output a line with all specified STRING(s), or 'y'.\n\
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yes --help\n\
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yes --version\n\
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Display this text.\n";
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const size_t help_len = strlen(help);
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int main(int argc, char** argv)
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{
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std::string to_write = "y\n";
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std::vector<char> str;
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constexpr size_t target_size = 1 << 15;
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str.reserve(target_size);
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if(argc>1)
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{
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if(argv[1][0]=='-' && argv[1][1]=='-')
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{
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os::stdout_write(help, help_len);
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return 0;
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}
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std::stringstream generator;
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std::for_each(argv+1, argv+argc, [&](auto cstring)
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{
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generator << cstring << ' ';
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});
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to_write = generator.str();
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to_write[to_write.size()-1]='\n';
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}
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do
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{
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for(auto a : to_write)
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{
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str.push_back(a);
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}
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}
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while(str.size()<(target_size));
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do
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{
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auto check = os::stdout_write(str.data() , str.size());
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if(check<0)
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{
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return EXIT_FAILURE;
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}
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}
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while(1);
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return 0;
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}
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