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Create CACHEDIR.TAG in path_cache (#14458)
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658bc9fcc8
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@ -553,7 +553,8 @@ bool setSystemPaths()
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#endif
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void migrateCachePath()
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// Move cache folder from path_user to system cache location if possible.
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[[maybe_unused]] static void migrateCachePath()
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{
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const std::string local_cache_path = path_user + DIR_DELIM + "cache";
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@ -573,6 +574,24 @@ void migrateCachePath()
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}
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}
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// Create tag in cache folder according to <https://bford.info/cachedir/> spec
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static void createCacheDirTag()
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{
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const auto path = path_cache + DIR_DELIM + "CACHEDIR.TAG";
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if (fs::PathExists(path))
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return;
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fs::CreateAllDirs(path_cache);
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std::ofstream ofs(path, std::ios::out | std::ios::binary);
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if (!ofs.good())
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return;
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ofs << "Signature: 8a477f597d28d172789f06886806bc55\n"
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"# This file is a cache directory tag automatically created by "
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PROJECT_NAME_C ".\n"
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"# For information about cache directory tags, see: "
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"https://bford.info/cachedir/\n";
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}
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void initializePaths()
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{
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#if RUN_IN_PLACE
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@ -652,6 +671,8 @@ void initializePaths()
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infostream << "Detected user path: " << path_user << std::endl;
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infostream << "Detected cache path: " << path_cache << std::endl;
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createCacheDirTag();
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#if USE_GETTEXT
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bool found_localedir = false;
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# ifdef STATIC_LOCALEDIR
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@ -129,12 +129,6 @@ bool getCurrentExecPath(char *buf, size_t len);
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*/
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std::string getDataPath(const char *subpath);
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/*
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Move cache folder from path_user to the
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system cache location if possible.
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*/
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void migrateCachePath();
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/*
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Initialize path_*.
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*/
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