intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 119 insertions, 0 deletions

diff --git a/util/folder/dirut.h b/util/folder/dirut.h
new file mode 100644
index 0000000000..2537027b12
--- /dev/null
+++ b/util/folder/dirut.h
@@ -0,0 +1,119 @@
+#pragma once
+
+#include <util/system/defaults.h>
+#include <util/system/sysstat.h>
+#include <util/system/fs.h>
+#include <util/generic/string.h>
+#include <util/generic/yexception.h>
+
+#include <sys/types.h>
+
+#include <cerrno>
+#include <cstdlib>
+
+#ifdef _win32_
+    #include <util/system/winint.h>
+    #include <direct.h>
+    #include <malloc.h>
+    #include <time.h>
+    #include <io.h>
+    #include "dirent_win.h"
+
+// these live in mktemp_system.cpp
+extern "C" int mkstemps(char* path, int slen);
+char* mkdtemp(char* path);
+
+#else
+    #ifdef _sun_
+        #include <alloca.h>
+
+char* mkdtemp(char* path);
+    #endif
+    #include <unistd.h>
+    #include <pwd.h>
+    #include <dirent.h>
+    #ifndef DT_DIR
+        #include <sys/stat.h>
+    #endif
+#endif
+
+bool IsDir(const TString& path);
+
+int mkpath(char* path, int mode = 0777);
+
+TString GetHomeDir();
+
+void MakeDirIfNotExist(const char* path, int mode = 0777);
+
+inline void MakeDirIfNotExist(const TString& path, int mode = 0777) {
+    MakeDirIfNotExist(path.data(), mode);
+}
+
+/// Create path making parent directories as needed
+void MakePathIfNotExist(const char* path, int mode = 0777);
+
+void SlashFolderLocal(TString& folder);
+bool correctpath(TString& filename);
+bool resolvepath(TString& folder, const TString& home);
+
+char GetDirectorySeparator();
+const char* GetDirectorySeparatorS();
+
+void RemoveDirWithContents(TString dirName);
+
+const char* GetFileNameComponent(const char* f);
+
+inline TString GetFileNameComponent(const TString& f) {
+    return GetFileNameComponent(f.data());
+}
+
+/// RealPath doesn't guarantee trailing separator to be stripped or left in place for directories.
+TString RealPath(const TString& path);     // throws
+TString RealLocation(const TString& path); /// throws; last file name component doesn't need to exist
+
+TString GetSystemTempDir();
+
+int MakeTempDir(char path[/*FILENAME_MAX*/], const char* prefix);
+
+int ResolvePath(const char* rel, const char* abs, char res[/*FILENAME_MAX*/], bool isdir = false);
+TString ResolvePath(const char* rel, const char* abs, bool isdir = false);
+TString ResolvePath(const char* path, bool isDir = false);
+
+TString ResolveDir(const char* path);
+
+bool SafeResolveDir(const char* path, TString& result);
+
+TString GetDirName(const TString& path);
+
+TString GetBaseName(const TString& path);
+
+TString StripFileComponent(const TString& fileName);
+
+class TExistenceChecker {
+public:
+    TExistenceChecker(bool strict = false)
+        : Strict(strict)
+    {
+    }
+
+    void SetStrict(bool strict) {
+        Strict = strict;
+    }
+
+    bool IsStrict() const {
+        return Strict;
+    }
+
+    const char* Check(const char* fname) const {
+        if (!fname || !*fname)
+            return nullptr;
+        if (Strict) {
+            NFs::EnsureExists(fname);
+        } else if (!NFs::Exists(fname))
+            fname = nullptr;
+        return fname;
+    }
+
+private:
+    bool Strict;
+};