add upstream 11.15

8 files changed, 121 insertions, 82 deletions

diff --git a/zen/file_access.cpp b/zen/file_access.cpp
index db4f2505..6940b22f 100644
--- a/zen/file_access.cpp
+++ b/zen/file_access.cpp
@@ -29,71 +29,8 @@
 using namespace zen;
 
 
-std::optional<PathComponents> zen::parsePathComponents(const Zstring& itemPath)
-{
-    auto doParse = [&](int sepCountVolumeRoot, bool rootWithSep) -> std::optional<PathComponents>
-    {
-        const Zstring itemPathFmt = appendSeparator(itemPath); //simplify analysis of root without separator, e.g. \\server-name\share
-        int sepCount = 0;
-        for (auto it = itemPathFmt.begin(); it != itemPathFmt.end(); ++it)
-            if (*it == FILE_NAME_SEPARATOR)
-                if (++sepCount == sepCountVolumeRoot)
-                {
-                    Zstring rootPath(itemPathFmt.begin(), rootWithSep ? it + 1 : it);
-
-                    Zstring relPath(it + 1, itemPathFmt.end());
-                    trim(relPath, true, true, [](Zchar c) { return c == FILE_NAME_SEPARATOR; });
-
-                    return PathComponents({rootPath, relPath});
-                }
-        return {};
-    };
-
-    std::optional<PathComponents> pc; //"/media/zenju/" and "/Volumes/" should not fail to parse
-
-    if (!pc && startsWith(itemPath, "/mnt/")) //e.g. /mnt/DEVICE_NAME
-        pc = doParse(3 /*sepCountVolumeRoot*/, false /*rootWithSep*/);
-
-    if (!pc && startsWith(itemPath, "/media/")) //Ubuntu: e.g. /media/zenju/DEVICE_NAME
-        if (const char* username = ::getenv("USER"))
-            if (startsWith(itemPath, std::string("/media/") + username + "/"))
-                pc = doParse(4 /*sepCountVolumeRoot*/, false /*rootWithSep*/);
-
-    if (!pc && startsWith(itemPath, "/run/media/")) //CentOS, Suse: e.g. /run/media/zenju/DEVICE_NAME
-        if (const char* username = ::getenv("USER"))
-            if (startsWith(itemPath, std::string("/run/media/") + username + "/"))
-                pc = doParse(5 /*sepCountVolumeRoot*/, false /*rootWithSep*/);
-
-    if (!pc && startsWith(itemPath, "/run/user/")) //Ubuntu, e.g.: /run/user/1000/gvfs/smb-share:server=192.168.62.145,share=folder
-    {
-        Zstring tmp(itemPath.begin() + strLength("/run/user/"), itemPath.end());
-        tmp = beforeFirst(tmp, "/gvfs/", IfNotFoundReturn::none);
-        if (!tmp.empty() && std::all_of(tmp.begin(), tmp.end(), [](char c) { return isDigit(c); }))
-        /**/pc = doParse(6 /*sepCountVolumeRoot*/, false /*rootWithSep*/);
-    }
-
-
-    if (!pc && startsWith(itemPath, "/"))
-        pc = doParse(1 /*sepCountVolumeRoot*/, true /*rootWithSep*/);
-
-    return pc;
-}
-
-
-std::optional<Zstring> zen::getParentFolderPath(const Zstring& itemPath)
+namespace
 {
-    if (const std::optional<PathComponents> comp = parsePathComponents(itemPath))
-    {
-        if (comp->relPath.empty())
-            return std::nullopt;
-
-        const Zstring parentRelPath = beforeLast(comp->relPath, FILE_NAME_SEPARATOR, IfNotFoundReturn::none);
-        if (parentRelPath.empty())
-            return comp->rootPath;
-        return appendSeparator(comp->rootPath) + parentRelPath;
-    }
-    assert(false);
-    return std::nullopt;
 }
 
 
diff --git a/zen/file_access.h b/zen/file_access.h
index f3ea6c00..691a8df9 100644
--- a/zen/file_access.h
+++ b/zen/file_access.h
@@ -17,15 +17,6 @@ namespace zen
 {
 //note: certain functions require COM initialization! (vista_file_op.h)
 
-struct PathComponents
-{
-    Zstring rootPath; //itemPath = rootPath + (FILE_NAME_SEPARATOR?) + relPath
-    Zstring relPath;  //
-};
-std::optional<PathComponents> parsePathComponents(const Zstring& itemPath); //no value on failure
-
-std::optional<Zstring> getParentFolderPath(const Zstring& itemPath);
-
 //POSITIVE existence checks; if false: 1. item not existing 2. different type 3.device access error or similar
 bool fileAvailable(const Zstring& filePath); //noexcept
 bool dirAvailable (const Zstring& dirPath ); //
diff --git a/zen/file_path.cpp b/zen/file_path.cpp
new file mode 100644
index 00000000..d846e804
--- /dev/null
+++ b/zen/file_path.cpp
@@ -0,0 +1,79 @@
+// *****************************************************************************
+// * This file is part of the FreeFileSync project. It is distributed under    *
+// * GNU General Public License: https://www.gnu.org/licenses/gpl-3.0          *
+// * Copyright (C) Zenju (zenju AT freefilesync DOT org) - All Rights Reserved *
+// *****************************************************************************
+
+#include "file_path.h"
+
+using namespace zen;
+
+
+std::optional<PathComponents> zen::parsePathComponents(const Zstring& itemPath)
+{
+    auto doParse = [&](int sepCountVolumeRoot, bool rootWithSep) -> std::optional<PathComponents>
+    {
+        const Zstring itemPathFmt = appendSeparator(itemPath); //simplify analysis of root without separator, e.g. \\server-name\share
+        int sepCount = 0;
+        for (auto it = itemPathFmt.begin(); it != itemPathFmt.end(); ++it)
+            if (*it == FILE_NAME_SEPARATOR)
+                if (++sepCount == sepCountVolumeRoot)
+                {
+                    Zstring rootPath(itemPathFmt.begin(), rootWithSep ? it + 1 : it);
+
+                    Zstring relPath(it + 1, itemPathFmt.end());
+                    trim(relPath, true, true, [](Zchar c) { return c == FILE_NAME_SEPARATOR; });
+
+                    return PathComponents({rootPath, relPath});
+                }
+        return {};
+    };
+
+    std::optional<PathComponents> pc; //"/media/zenju/" and "/Volumes/" should not fail to parse
+
+    if (!pc && startsWith(itemPath, "/mnt/")) //e.g. /mnt/DEVICE_NAME
+        pc = doParse(3 /*sepCountVolumeRoot*/, false /*rootWithSep*/);
+
+    if (!pc && startsWith(itemPath, "/media/")) //Ubuntu: e.g. /media/zenju/DEVICE_NAME
+        if (const char* username = ::getenv("USER"))
+            if (startsWith(itemPath, std::string("/media/") + username + "/"))
+                pc = doParse(4 /*sepCountVolumeRoot*/, false /*rootWithSep*/);
+
+    if (!pc && startsWith(itemPath, "/run/media/")) //CentOS, Suse: e.g. /run/media/zenju/DEVICE_NAME
+        if (const char* username = ::getenv("USER"))
+            if (startsWith(itemPath, std::string("/run/media/") + username + "/"))
+                pc = doParse(5 /*sepCountVolumeRoot*/, false /*rootWithSep*/);
+
+    if (!pc && startsWith(itemPath, "/run/user/")) //Ubuntu, e.g.: /run/user/1000/gvfs/smb-share:server=192.168.62.145,share=folder
+    {
+        Zstring tmp(itemPath.begin() + strLength("/run/user/"), itemPath.end());
+        tmp = beforeFirst(tmp, "/gvfs/", IfNotFoundReturn::none);
+        if (!tmp.empty() && std::all_of(tmp.begin(), tmp.end(), [](char c) { return isDigit(c); }))
+        /**/pc = doParse(6 /*sepCountVolumeRoot*/, false /*rootWithSep*/);
+    }
+
+
+    if (!pc && startsWith(itemPath, "/"))
+        pc = doParse(1 /*sepCountVolumeRoot*/, true /*rootWithSep*/);
+
+    return pc;
+}
+
+
+std::optional<Zstring> zen::getParentFolderPath(const Zstring& itemPath)
+{
+    if (const std::optional<PathComponents> comp = parsePathComponents(itemPath))
+    {
+        if (comp->relPath.empty())
+            return std::nullopt;
+
+        const Zstring parentRelPath = beforeLast(comp->relPath, FILE_NAME_SEPARATOR, IfNotFoundReturn::none);
+        if (parentRelPath.empty())
+            return comp->rootPath;
+        return appendSeparator(comp->rootPath) + parentRelPath;
+    }
+    assert(false);
+    return std::nullopt;
+}
+
+
diff --git a/zen/file_path.h b/zen/file_path.h
new file mode 100644
index 00000000..e328fa8e
--- /dev/null
+++ b/zen/file_path.h
@@ -0,0 +1,27 @@
+// *****************************************************************************
+// * This file is part of the FreeFileSync project. It is distributed under    *
+// * GNU General Public License: https://www.gnu.org/licenses/gpl-3.0          *
+// * Copyright (C) Zenju (zenju AT freefilesync DOT org) - All Rights Reserved *
+// *****************************************************************************
+
+#ifndef FILE_PATH_H_3984678473567247567
+#define FILE_PATH_H_3984678473567247567
+
+#include "zstring.h"
+
+
+namespace zen
+{
+struct PathComponents
+{
+    Zstring rootPath; //itemPath = rootPath + (FILE_NAME_SEPARATOR?) + relPath
+    Zstring relPath;  //
+};
+std::optional<PathComponents> parsePathComponents(const Zstring& itemPath); //no value on failure
+
+std::optional<Zstring> getParentFolderPath(const Zstring& itemPath);
+
+
+}
+
+#endif //FILE_PATH_H_3984678473567247567
diff --git a/zen/http.cpp b/zen/http.cpp
index f8fb24a3..05ed81d1 100644
--- a/zen/http.cpp
+++ b/zen/http.cpp
@@ -5,7 +5,6 @@
 // *****************************************************************************
 
 #include "http.h"
-
     #include "socket.h"
     #include "open_ssl.h"
 
diff --git a/zen/resolve_path.cpp b/zen/resolve_path.cpp
index 4eab76ee..0a45646e 100644
--- a/zen/resolve_path.cpp
+++ b/zen/resolve_path.cpp
@@ -8,6 +8,7 @@
 #include "time.h"
 #include "thread.h"
 #include "file_access.h"
+#include "file_path.h"
 
     #include <stdlib.h> //getenv()
     #include <unistd.h> //getcwd()
@@ -44,7 +45,7 @@ Zstring resolveRelativePath(const Zstring& relativePath)
     assert(runningOnMainThread());
     /* MSDN: "Multithreaded applications and shared library code should not use the GetFullPathName function
               and should avoid using relative path names. The current directory state written by the
-              SetCurrentDirectory function is stored as a global variable in each process, 
+              SetCurrentDirectory function is stored as a global variable in each process,
               therefore multithreaded applications cannot reliably use this value without possible data corruption from other threads, [...]"
 
       => Just plain wrong, there is no data corruption. What MSDN really means: GetFullPathName() is *perfectly* thread-safe, but depends
diff --git a/zen/symlink_target.h b/zen/symlink_target.h
index 32b1211d..60353292 100644
--- a/zen/symlink_target.h
+++ b/zen/symlink_target.h
@@ -9,6 +9,7 @@
 
 #include "scope_guard.h"
 #include "file_error.h"
+#include "file_path.h"
 
     #include <unistd.h>
     #include <stdlib.h> //realpath
@@ -58,11 +59,15 @@ zen::SymlinkRawContent getSymlinkRawContent_impl(const Zstring& linkPath) //thro
 Zstring getResolvedSymlinkPath_impl(const Zstring& linkPath) //throw FileError
 {
     using namespace zen;
-    char* targetPath = ::realpath(linkPath.c_str(), nullptr);
-    if (!targetPath)
-        THROW_LAST_FILE_ERROR(replaceCpy(_("Cannot determine final path for %x."), L"%x", fmtPath(linkPath)), "realpath");
-    ZEN_ON_SCOPE_EXIT(::free(targetPath));
-    return targetPath;
+    try
+    {
+        char* targetPath = ::realpath(linkPath.c_str(), nullptr);
+        if (!targetPath)
+            THROW_LAST_SYS_ERROR("realpath");
+        ZEN_ON_SCOPE_EXIT(::free(targetPath));
+        return targetPath;
+    }
+    catch (const SysError& e) { throw FileError(replaceCpy(_("Cannot determine final path for %x."), L"%x", fmtPath(linkPath)), e.toString()); }
 }
 }
 
diff --git a/zen/zstring.h b/zen/zstring.h
index de90c324..1afebe58 100644
--- a/zen/zstring.h
+++ b/zen/zstring.h
@@ -136,9 +136,9 @@ Zstring getFileExtension(const Zstring& filePath)
 
 
 //common unicode characters
-const wchar_t EM_DASH = L'\u2014';
 const wchar_t EN_DASH = L'\u2013';
-const wchar_t* const SPACED_DASH = L" \u2013 "; //using 'EN DASH'
+const wchar_t EM_DASH = L'\u2014';
+const wchar_t* const SPACED_DASH = L" \u2014 "; //using 'EM DASH'
 const wchar_t LTR_MARK = L'\u200E'; //UTF-8: E2 80 8E
 const wchar_t* const ELLIPSIS = L"\u2026"; //"..."
 const wchar_t MULT_SIGN = L'\u00D7'; //fancy "x"