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94d37e62fc
Enables builds with ASAN to catch memory corruption
bugs faster and in CI. This is an incredibly valuable
instrument that must be used as much as possible.
Somewhat based on jade's work from Lix, though there's a lot that
we have to do differently:
19ae87e5ce
Co-authored-by: Jade Lovelace <lix@jade.fyi>
48 lines
1.3 KiB
C++
48 lines
1.3 KiB
C++
#include "nix/store/globals.hh"
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#include "nix/store/store-open.hh"
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#include "nix/store/build-result.hh"
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#include <iostream>
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using namespace nix;
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extern "C" [[gnu::retain]] const char * __asan_default_options()
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{
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// We leak a bunch of memory knowingly on purpose. It's not worthwhile to
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// diagnose that memory being leaked for now.
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return "abort_on_error=1:print_summary=1:detect_leaks=0";
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}
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int main(int argc, char ** argv)
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{
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try {
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if (argc != 2) {
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std::cerr << "Usage: " << argv[0] << " store/path/to/something.drv\n";
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return 1;
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}
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std::string drvPath = argv[1];
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initLibStore();
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auto store = nix::openStore();
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// build the derivation
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std::vector<DerivedPath> paths{DerivedPath::Built{
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.drvPath = makeConstantStorePathRef(store->parseStorePath(drvPath)), .outputs = OutputsSpec::Names{"out"}}};
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const auto results = store->buildPathsWithResults(paths, bmNormal, store);
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for (const auto & result : results) {
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for (const auto & [outputName, realisation] : result.builtOutputs) {
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std::cout << store->printStorePath(realisation.outPath) << "\n";
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}
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}
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return 0;
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} catch (const std::exception & e) {
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std::cerr << "Error: " << e.what() << "\n";
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return 1;
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}
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}
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