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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /other-licenses/7zstub/src/7zip/Common/FilePathAutoRename.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'other-licenses/7zstub/src/7zip/Common/FilePathAutoRename.cpp')
-rw-r--r--other-licenses/7zstub/src/7zip/Common/FilePathAutoRename.cpp57
1 files changed, 57 insertions, 0 deletions
diff --git a/other-licenses/7zstub/src/7zip/Common/FilePathAutoRename.cpp b/other-licenses/7zstub/src/7zip/Common/FilePathAutoRename.cpp
new file mode 100644
index 000000000..9dae03d12
--- /dev/null
+++ b/other-licenses/7zstub/src/7zip/Common/FilePathAutoRename.cpp
@@ -0,0 +1,57 @@
+// FilePathAutoRename.cpp
+
+#include "StdAfx.h"
+#include "FilePathAutoRename.h"
+
+#include "Common/Defs.h"
+#include "Common/IntToString.h"
+
+#include "Windows/FileName.h"
+#include "Windows/FileFind.h"
+
+using namespace NWindows;
+
+static bool MakeAutoName(const UString &name,
+ const UString &extension, int value, UString &path)
+{
+ wchar_t number[32];
+ ConvertUInt64ToString(value, number);
+ path = name;
+ path += number;
+ path += extension;
+ return NFile::NFind::DoesFileExist(path);
+}
+
+bool AutoRenamePath(UString &fullProcessedPath)
+{
+ UString path;
+ int dotPos = fullProcessedPath.ReverseFind(L'.');
+
+ int slashPos = fullProcessedPath.ReverseFind(L'/');
+ #ifdef _WIN32
+ int slash1Pos = fullProcessedPath.ReverseFind(L'\\');
+ slashPos = MyMax(slashPos, slash1Pos);
+ #endif
+
+ UString name, extension;
+ if (dotPos > slashPos && dotPos > 0)
+ {
+ name = fullProcessedPath.Left(dotPos);
+ extension = fullProcessedPath.Mid(dotPos);
+ }
+ else
+ name = fullProcessedPath;
+ name += L'_';
+ int indexLeft = 1, indexRight = (1 << 30);
+ while (indexLeft != indexRight)
+ {
+ int indexMid = (indexLeft + indexRight) / 2;
+ if (MakeAutoName(name, extension, indexMid, path))
+ indexLeft = indexMid + 1;
+ else
+ indexRight = indexMid;
+ }
+ if (MakeAutoName(name, extension, indexRight, fullProcessedPath))
+ return false;
+ return true;
+}