1841d93ccb
These were not caught by the previous clang-tidy invocation, but were
instead sorted out using amber[0] as such:
ambr --regex 'for (\(.+\))\s([a-z].*;)' 'for $1 { $2 }'
[0]: https://github.com/dalance/amber
119 lines
3.2 KiB
C++
119 lines
3.2 KiB
C++
#include "archive.hh"
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#include "compression.hh"
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#include "derivations.hh"
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#include "fs-accessor.hh"
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#include "globals.hh"
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#include "store-api.hh"
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namespace nix {
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LocalFSStore::LocalFSStore(const Params& params) : Store(params) {}
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struct LocalStoreAccessor : public FSAccessor {
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ref<LocalFSStore> store;
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LocalStoreAccessor(ref<LocalFSStore> store) : store(store) {}
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Path toRealPath(const Path& path) {
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Path storePath = store->toStorePath(path);
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if (!store->isValidPath(storePath))
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throw InvalidPath(format("path '%1%' is not a valid store path") %
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storePath);
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return store->getRealStoreDir() + std::string(path, store->storeDir.size());
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}
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FSAccessor::Stat stat(const Path& path) override {
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auto realPath = toRealPath(path);
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struct stat st;
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if (lstat(realPath.c_str(), &st)) {
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if (errno == ENOENT || errno == ENOTDIR)
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return {Type::tMissing, 0, false};
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throw SysError(format("getting status of '%1%'") % path);
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}
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if (!S_ISREG(st.st_mode) && !S_ISDIR(st.st_mode) && !S_ISLNK(st.st_mode))
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throw Error(format("file '%1%' has unsupported type") % path);
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return {S_ISREG(st.st_mode)
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? Type::tRegular
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: S_ISLNK(st.st_mode) ? Type::tSymlink : Type::tDirectory,
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S_ISREG(st.st_mode) ? (uint64_t)st.st_size : 0,
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S_ISREG(st.st_mode) && st.st_mode & S_IXUSR};
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}
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StringSet readDirectory(const Path& path) override {
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auto realPath = toRealPath(path);
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auto entries = nix::readDirectory(realPath);
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StringSet res;
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for (auto& entry : entries) {
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res.insert(entry.name);
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}
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return res;
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}
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std::string readFile(const Path& path) override {
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return nix::readFile(toRealPath(path));
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}
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std::string readLink(const Path& path) override {
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return nix::readLink(toRealPath(path));
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}
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};
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ref<FSAccessor> LocalFSStore::getFSAccessor() {
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return make_ref<LocalStoreAccessor>(ref<LocalFSStore>(
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std::dynamic_pointer_cast<LocalFSStore>(shared_from_this())));
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}
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void LocalFSStore::narFromPath(const Path& path, Sink& sink) {
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if (!isValidPath(path)) {
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throw Error(format("path '%s' is not valid") % path);
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}
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dumpPath(getRealStoreDir() + std::string(path, storeDir.size()), sink);
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}
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const string LocalFSStore::drvsLogDir = "drvs";
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std::shared_ptr<std::string> LocalFSStore::getBuildLog(const Path& path_) {
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auto path(path_);
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assertStorePath(path);
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if (!isDerivation(path)) {
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try {
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path = queryPathInfo(path)->deriver;
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} catch (InvalidPath&) {
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return nullptr;
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}
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if (path == "") {
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return nullptr;
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}
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}
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string baseName = baseNameOf(path);
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for (int j = 0; j < 2; j++) {
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Path logPath = j == 0 ? fmt("%s/%s/%s/%s", logDir, drvsLogDir,
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string(baseName, 0, 2), string(baseName, 2))
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: fmt("%s/%s/%s", logDir, drvsLogDir, baseName);
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Path logBz2Path = logPath + ".bz2";
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if (pathExists(logPath)) {
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return std::make_shared<std::string>(readFile(logPath));
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} else if (pathExists(logBz2Path)) {
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try {
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return decompress("bzip2", readFile(logBz2Path));
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} catch (Error&) {
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}
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}
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}
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return nullptr;
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}
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} // namespace nix
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