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32 lines
874 B
32 lines
874 B
#include <errno.h> |
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#include <fstream> |
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#include <iostream> |
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#include <regex> |
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#include <string> |
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#include <string.h> |
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|
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int main(int argc, char * argv[]) { |
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if (argc != 2) { |
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std::cerr << "usage: " << argv[0] << ": libname\n"; |
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return -1; |
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} |
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std::regex reg(std::string("^([a-f0-9]+)\\-[0-9a-f]+\\s+.+\\s+(\\d+)\\s+.+\\s+\\d+\\s+") + std::string(argv[1]) + std::string("\\s*$")); |
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/* open /proc/self/maps */ |
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std::string ln; |
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std::ifstream m_file("/proc/self/maps"); |
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if (!m_file) { |
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std::cerr << "Unable to open /proc/self/maps " << strerror(errno) << "\n"; |
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return -1; |
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} |
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while (getline(m_file, ln)) { |
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std::smatch sm; |
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if (std::regex_match (ln,sm, reg)) { |
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if (std::stoi(sm[2]) == 0) { |
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std::cout << sm[1]; |
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return 0; |
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} |
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} |
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} |
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return -1; |
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}
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