forked from lix-project/lix
25 lines
779 B
C++
25 lines
779 B
C++
#include "builtins.hh"
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#include "download.hh"
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namespace nix {
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void builtinFetchurl(const BasicDerivation & drv)
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{
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auto url = drv.env.find("url");
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if (url == drv.env.end()) throw Error("attribute ‘url’ missing");
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printMsg(lvlInfo, format("downloading ‘%1%’...") % url->second);
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auto data = downloadFile(url->second); // FIXME: show progress
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auto out = drv.env.find("out");
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if (out == drv.env.end()) throw Error("attribute ‘url’ missing");
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writeFile(out->second, data.data);
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auto executable = drv.env.find("executable");
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if (executable != drv.env.end() && executable->second == "1") {
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if (chmod(out->second.c_str(), 0755) == -1)
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throw SysError(format("making ‘%1%’ executable") % out->second);
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}
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}
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}
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