Update to 5.50 Beta 1 (5.5.3)

- Convert to options target helper
- Regenerate patch files with makepatch:

2 files changed, 7 insertions, 7 deletions

diff --git a/chinese/unrar/files/patch-arcread.cpp b/chinese/unrar/files/patch-arcread.cpp
index 10e37242702d..a8c5a693d489 100644
--- a/chinese/unrar/files/patch-arcread.cpp
+++ b/chinese/unrar/files/patch-arcread.cpp
@@ -1,6 +1,6 @@
---- arcread.cpp.orig	2013-12-01 16:10:14.000000000 +0800
-+++ arcread.cpp	2014-02-04 09:23:21.669710373 +0800
-@@ -1272,6 +1272,7 @@
+--- arcread.cpp.orig	2017-04-28 17:28:45 UTC
++++ arcread.cpp
+@@ -1308,6 +1308,7 @@ void Archive::ConvertAttributes()
  
  void Archive::ConvertFileHeader(FileHeader *hd)
  {
@@ -8,7 +8,7 @@
    if (Format==RARFMT15 && hd->UnpVer<20 && (hd->FileAttr & 0x10))
      hd->Dir=true;
    if (hd->HSType==HSYS_UNKNOWN)
-@@ -1282,6 +1283,16 @@
+@@ -1323,6 +1324,16 @@ void Archive::ConvertFileHeader(FileHead
  
    for (wchar *s=hd->FileName;*s!=0;s++)
    {
diff --git a/chinese/unrar/files/patch-unicode.cpp b/chinese/unrar/files/patch-unicode.cpp
index 01ffc65c4ee5..eb873acba057 100644
--- a/chinese/unrar/files/patch-unicode.cpp
+++ b/chinese/unrar/files/patch-unicode.cpp
@@ -1,6 +1,6 @@
---- unicode.cpp.orig	2011-01-04 20:28:47.000000000 +0800
-+++ unicode.cpp	2011-01-21 23:01:09.000000000 +0800
-@@ -7,6 +7,7 @@
+--- unicode.cpp.orig	2017-04-28 17:28:47 UTC
++++ unicode.cpp
+@@ -20,6 +20,7 @@ static const uint MappedStringMark=0xFFF
  bool WideToChar(const wchar *Src,char *Dest,size_t DestSize)
  {
    bool RetCode=true;