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check_copy function

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This commit is contained in:
David Kocik 2019-12-18 13:13:40 +01:00
parent f7e06ded67
commit a68ede6f2d
2 changed files with 25 additions and 1 deletions
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23
src/libslic3r/utils.cpp
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@ -436,8 +436,29 @@ int copy_file(const std::string &from, const std::string &to)
return -1;
}
boost::filesystem::permissions(target, perms, ec);
return -1;
return check_copy(from, to);
}
return 0;
int check_copy(const std::string &origin, const std::string &copy)
{
std::ifstream f1(origin, std::ifstream::binary | std::ifstream::ate);
std::ifstream f2(copy, std::ifstream::binary | std::ifstream::ate);
if (f1.fail() || f2.fail()) {
return -1;
}
if (f1.tellg() != f2.tellg()) {
return -1;
}
f1.seekg(0, std::ifstream::beg);
f2.seekg(0, std::ifstream::beg);
bool ident = std::equal(std::istreambuf_iterator<char>(f1.rdbuf()),
std::istreambuf_iterator<char>(),
std::istreambuf_iterator<char>(f2.rdbuf()));
return(ident ? 0 : -1);
}
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