From f9a264860c23b8381adbc0b9766e1b677a07da78 Mon Sep 17 00:00:00 2001
From: B Stack <bgstack15@gmail.com>
Date: Mon, 4 Jan 2021 08:08:11 -0500
Subject: add upstream 11.5

---
 zen/base64.h           | 16 ++++++++--------
 zen/basic_math.h       |  2 +-
 zen/file_traverser.cpp | 15 +++++++--------
 zen/string_traits.h    |  2 +-
 zen/utf.h              |  2 +-
 5 files changed, 18 insertions(+), 19 deletions(-)

(limited to 'zen')

diff --git a/zen/base64.h b/zen/base64.h
index b39a6a52..f03a1433 100644
--- a/zen/base64.h
+++ b/zen/base64.h
@@ -13,14 +13,14 @@
 
 namespace zen
 {
-//https://en.wikipedia.org/wiki/Base64
-/*
-Usage:
-    const std::string input = "Sample text";
-    std::string output;
-    zen::encodeBase64(input.begin(), input.end(), std::back_inserter(output));
-    //output contains "U2FtcGxlIHRleHQ="
-*/
+/*  https://en.wikipedia.org/wiki/Base64
+
+    Usage:
+        const std::string input = "Sample text";
+        std::string output;
+        zen::encodeBase64(input.begin(), input.end(), std::back_inserter(output));
+        //output contains "U2FtcGxlIHRleHQ="                                       */
+
 template <class InputIterator, class OutputIterator>
 OutputIterator encodeBase64(InputIterator first, InputIterator last, OutputIterator result); //nothrow!
 
diff --git a/zen/basic_math.h b/zen/basic_math.h
index 0f5191e3..2171ee24 100644
--- a/zen/basic_math.h
+++ b/zen/basic_math.h
@@ -175,7 +175,7 @@ auto integerDivideRoundUp(N numerator, D denominator)
 {
     static_assert(zen::IsInteger<N>::value);
     static_assert(zen::IsInteger<D>::value);
-    assert(numerator > 0 && denominator > 0);
+    assert(numerator >= 0 && denominator > 0);
     return (numerator + denominator - 1) / denominator;
 }
 
diff --git a/zen/file_traverser.cpp b/zen/file_traverser.cpp
index 0afc28ee..aa48cb85 100644
--- a/zen/file_traverser.cpp
+++ b/zen/file_traverser.cpp
@@ -8,7 +8,7 @@
 #include "file_error.h"
 
 
-    #include <unistd.h> //::pathconf()
+    //#include <unistd.h> //::pathconf()
     #include <sys/stat.h>
     #include <dirent.h>
 
@@ -50,7 +50,7 @@ void zen::traverseFolder(const Zstring& dirPath,
 
             const Zstring& itemName = itemNameRaw;
             if (itemName.empty()) //checks result of normalizeUtfForPosix, too!
-                throw FileError(replaceCpy(_("Cannot read directory %x."), L"%x", fmtPath(dirPath)), formatSystemError("readdir", L"", L"Folder contains child item without a name."));
+                throw FileError(replaceCpy(_("Cannot read directory %x."), L"%x", fmtPath(dirPath)), formatSystemError("readdir", L"", L"Folder contains an item without name."));
 
             const Zstring& itemPath = appendSeparator(dirPath) + itemName;
 
@@ -82,13 +82,12 @@ void zen::traverseFolder(const Zstring& dirPath,
                 if (onFile)
                     onFile({ itemName, itemPath, makeUnsigned(statData.st_size), statData.st_mtime });
             }
-            /*
-            It may be a good idea to not check "S_ISREG(statData.st_mode)" explicitly and to not issue an error message on other types to support these scenarios:
-            - RTS setup watch (essentially wants to read directories only)
-            - removeDirectory (wants to delete everything; pipes can be deleted just like files via "unlink")
 
-            However an "open" on a pipe will block (https://sourceforge.net/p/freefilesync/bugs/221/), so the copy routines need to be smarter!!
-            */
+            /* It may be a good idea to not check "S_ISREG(statData.st_mode)" explicitly and to not issue an error message on other types to support these scenarios:
+                - RTS setup watch (essentially wants to read directories only)
+                - removeDirectory (wants to delete everything; pipes can be deleted just like files via "unlink")
+
+                However an "open" on a pipe will block (https://sourceforge.net/p/freefilesync/bugs/221/), so the copy routines need to be smarter!!                      */
         }
     }
     catch (const FileError& e)
diff --git a/zen/string_traits.h b/zen/string_traits.h
index 333c92c7..d9ce589c 100644
--- a/zen/string_traits.h
+++ b/zen/string_traits.h
@@ -36,7 +36,7 @@ namespace zen
 
 //reference a sub-string for consumption by zen string_tools
 //=> std::string_view seems decent, but of course fucks up in one regard: construction
-template <class Iterator> auto makeStringView(Iterator first, Iterator last);
+template <class Iterator> auto makeStringView(Iterator first, Iterator last); //e.g. this constructor is not available (at least on clang)
 template <class Iterator> auto makeStringView(Iterator first, size_t len);
 
 
diff --git a/zen/utf.h b/zen/utf.h
index ced185fd..541bc785 100644
--- a/zen/utf.h
+++ b/zen/utf.h
@@ -14,7 +14,7 @@
 
 namespace zen
 {
-//convert all(!) char- and wchar_t-based "string-like" objects applying a UTF8 conversions (but only if necessary!)
+//convert all(!) char- and wchar_t-based "string-like" objects applying UTF conversions (but only if necessary!)
 template <class TargetString, class SourceString>
 TargetString utfTo(const SourceString& str);
 
-- 
cgit