Merge branch 'upstream-kwsys' into update-kwsys

7 files changed, 268 insertions, 9 deletions

diff --git a/Source/kwsys/CMakeLists.txt b/Source/kwsys/CMakeLists.txt
index 24ea518d6a..3ad5c2e8de 100644
--- a/Source/kwsys/CMakeLists.txt
+++ b/Source/kwsys/CMakeLists.txt
@@ -685,6 +685,7 @@ IF(KWSYS_USE_SystemInformation)
     # usually it's in libc but on FreeBSD
     # it's in libexecinfo
     FIND_LIBRARY(EXECINFO_LIB "execinfo")
+    MARK_AS_ADVANCED(EXECINFO_LIB)
     IF (NOT EXECINFO_LIB)
       SET(EXECINFO_LIB "")
     ENDIF()
@@ -1076,6 +1077,11 @@ IF(MSVC OR (WIN32 AND "${CMAKE_C_COMPILER_ID}" MATCHES "^(Intel)$"))
     )
 ENDIF()
 
+IF(WIN32)
+  # Help enforce the use of wide Windows apis.
+  ADD_DEFINITIONS(-DUNICODE -D_UNICODE)
+ENDIF()
+
 IF(KWSYS_USE_String)
   # Activate code in "String.c".  See the comment in the source.
   SET_SOURCE_FILES_PROPERTIES(String.c PROPERTIES
diff --git a/Source/kwsys/FStream.cxx b/Source/kwsys/FStream.cxx
new file mode 100644
index 0000000000..018652c84e
--- /dev/null
+++ b/Source/kwsys/FStream.cxx
@@ -0,0 +1,76 @@
+/*============================================================================
+  KWSys - Kitware System Library
+  Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
+
+  Distributed under the OSI-approved BSD License (the "License");
+  see accompanying file Copyright.txt for details.
+
+  This software is distributed WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+  See the License for more information.
+============================================================================*/
+#include "kwsysPrivate.h"
+#include KWSYS_HEADER(FStream.hxx)
+
+// Work-around CMake dependency scanning limitation.  This must
+// duplicate the above list of headers.
+#if 0
+# include "FStream.hxx.in"
+#endif
+
+namespace KWSYS_NAMESPACE
+{
+namespace FStream
+{
+
+BOM ReadBOM(std::istream& in)
+{
+  if(!in.good())
+    {
+    return BOM_None;
+    }
+  unsigned long orig = in.tellg();
+  unsigned char bom[4];
+  in.read(reinterpret_cast<char*>(bom), 2);
+  if(!in.good())
+    {
+    in.seekg(orig);
+    return BOM_None;
+    }
+  if(bom[0] == 0xEF && bom[1] == 0xBB)
+    {
+    in.read(reinterpret_cast<char*>(bom+2), 1);
+    if(in.good() && bom[2] == 0xBF)
+      {
+      return BOM_UTF8;
+      }
+    }
+  else if(bom[0] == 0xFE && bom[1] == 0xFF)
+    {
+    return BOM_UTF16BE;
+    }
+  else if(bom[0] == 0x00 && bom[1] == 0x00)
+    {
+    in.read(reinterpret_cast<char*>(bom+2), 2);
+    if(in.good() && bom[2] == 0xFE && bom[3] == 0xFF)
+      {
+      return BOM_UTF32BE;
+      }
+    }
+  else if(bom[0] == 0xFF && bom[1] == 0xFE)
+    {
+    unsigned long p = in.tellg();
+    in.read(reinterpret_cast<char*>(bom+2), 2);
+    if(in.good() && bom[2] == 0x00 && bom[3] == 0x00)
+      {
+      return BOM_UTF32LE;
+      }
+    in.seekg(p);
+    return BOM_UTF16LE;
+    }
+  in.seekg(orig);
+  return BOM_None;
+}
+
+} // FStream namespace
+} //KWSYS_NAMESPACE
diff --git a/Source/kwsys/FStream.hxx.in b/Source/kwsys/FStream.hxx.in
index 916a93ebaf..45425ffd6d 100644
--- a/Source/kwsys/FStream.hxx.in
+++ b/Source/kwsys/FStream.hxx.in
@@ -161,13 +161,28 @@ class basic_ofstream : public std::basic_ostream<CharType,Traits>
   typedef basic_ofstream<char> ofstream;
 
 #else
-  using @KWSYS_NAMESPACE@_ios_namespace::basic_filebuf;
   using @KWSYS_NAMESPACE@_ios_namespace::ofstream;
   using @KWSYS_NAMESPACE@_ios_namespace::ifstream;
 #endif
 
+  namespace FStream
+  {
+    enum BOM
+    {
+      BOM_None,
+      BOM_UTF8,
+      BOM_UTF16BE,
+      BOM_UTF16LE,
+      BOM_UTF32BE,
+      BOM_UTF32LE
+    };
+
+    // Read a BOM, if one exists.
+    // If a BOM exists, the stream is advanced to after the BOM.
+    // This function requires a seekable stream (but not a relative
+    // seekable stream).
+    BOM ReadBOM(std::istream& in);
+  }
 }
 
-
-
 #endif
diff --git a/Source/kwsys/SharedForward.h.in b/Source/kwsys/SharedForward.h.in
index 8bbc74ac26..dd4d462a5f 100644
--- a/Source/kwsys/SharedForward.h.in
+++ b/Source/kwsys/SharedForward.h.in
@@ -415,7 +415,7 @@ static int kwsys_shared_forward_realpath(const char* in_path, char* out_path)
 {
 #if defined(_WIN32) && !defined(__CYGWIN__)
   /* Implementation for Windows.  */
-  DWORD n = GetFullPathName(in_path, KWSYS_SHARED_FORWARD_MAXPATH,
+  DWORD n = GetFullPathNameA(in_path, KWSYS_SHARED_FORWARD_MAXPATH,
                             out_path, 0);
   return n > 0 && n <= KWSYS_SHARED_FORWARD_MAXPATH;
 #else
@@ -429,9 +429,9 @@ static int kwsys_shared_forward_samepath(const char* file1, const char* file2)
 {
 #if defined(_WIN32)
   int result = 0;
-  HANDLE h1 = CreateFile(file1, GENERIC_READ, FILE_SHARE_READ, NULL,
+  HANDLE h1 = CreateFileA(file1, GENERIC_READ, FILE_SHARE_READ, NULL,
                          OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
-  HANDLE h2 = CreateFile(file2, GENERIC_READ, FILE_SHARE_READ, NULL,
+  HANDLE h2 = CreateFileA(file2, GENERIC_READ, FILE_SHARE_READ, NULL,
                          OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
   if(h1 != INVALID_HANDLE_VALUE && h2 != INVALID_HANDLE_VALUE)
     {
@@ -462,7 +462,7 @@ static void kwsys_shared_forward_strerror(char* message)
 #if defined(_WIN32) && !defined(__CYGWIN__)
   /* Implementation for Windows.  */
   DWORD original = GetLastError();
-  DWORD length = FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM |
+  DWORD length = FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM |
                                FORMAT_MESSAGE_IGNORE_INSERTS, 0, original,
                                MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
                                message, KWSYS_SHARED_FORWARD_MAXPATH, 0);
diff --git a/Source/kwsys/SystemInformation.cxx b/Source/kwsys/SystemInformation.cxx
index 5f20853fb8..9c26380287 100644
--- a/Source/kwsys/SystemInformation.cxx
+++ b/Source/kwsys/SystemInformation.cxx
@@ -4698,11 +4698,28 @@ bool SystemInformationImplementation::QueryHaikuInfo()
 {
 #if defined(__HAIKU__)
 
+  // CPU count
   system_info info;
   get_system_info(&info);
-
   this->NumberOfPhysicalCPU = info.cpu_count;
-  this->CPUSpeedInMHz = info.cpu_clock_speed / 1000000.0F;
+
+  // CPU speed
+  uint32 topologyNodeCount = 0;
+  cpu_topology_node_info* topology = 0;
+  get_cpu_topology_info(0, &topologyNodeCount);
+  if (topologyNodeCount != 0)
+    topology = new cpu_topology_node_info[topologyNodeCount];
+  get_cpu_topology_info(topology, &topologyNodeCount);
+
+  for (uint32 i = 0; i < topologyNodeCount; i++) {
+    if (topology[i].type == B_TOPOLOGY_CORE) {
+      this->CPUSpeedInMHz = topology[i].data.core.default_frequency /
+        1000000.0f;
+      break;
+    }
+  }
+
+  delete[] topology;
 
   // Physical Memory
   this->TotalPhysicalMemory = (info.max_pages * B_PAGE_SIZE) / (1024 * 1024) ;
diff --git a/Source/kwsys/SystemTools.cxx b/Source/kwsys/SystemTools.cxx
index f4a443f98c..b6a2437063 100644
--- a/Source/kwsys/SystemTools.cxx
+++ b/Source/kwsys/SystemTools.cxx
@@ -188,6 +188,9 @@ static inline char *realpath(const char *path, char *resolved_path)
 #endif
 
 #if defined(_WIN32) && (defined(_MSC_VER) || defined(__WATCOMC__) || defined(__BORLANDC__) || defined(__MINGW32__))
+
+#include <wctype.h>
+
 inline int Mkdir(const char* dir)
 {
   return _wmkdir(KWSYS_NAMESPACE::Encoding::ToWide(dir).c_str());
diff --git a/Source/kwsys/testFStream.cxx b/Source/kwsys/testFStream.cxx
index 89425490bf..9abfd4caa7 100644
--- a/Source/kwsys/testFStream.cxx
+++ b/Source/kwsys/testFStream.cxx
@@ -16,11 +16,17 @@
 #endif
 
 #include KWSYS_HEADER(FStream.hxx)
+#include KWSYS_HEADER(ios/iostream)
+#include <string.h>
+#ifdef __BORLANDC__
+# include <mem.h> /* memcmp */
+#endif
 
 // Work-around CMake dependency scanning limitation.  This must
 // duplicate the above list of headers.
 #if 0
 # include "FStream.hxx.in"
+# include "kwsys_ios_iostream.h.in"
 #endif
 
 
@@ -36,6 +42,141 @@ static int testNoFile()
   return 0;
 }
 
+static kwsys::FStream::BOM expected_bom[5] =
+{
+  kwsys::FStream::BOM_UTF8,
+  kwsys::FStream::BOM_UTF16LE,
+  kwsys::FStream::BOM_UTF16BE,
+  kwsys::FStream::BOM_UTF32LE,
+  kwsys::FStream::BOM_UTF32BE
+};
+
+static unsigned char expected_bom_data[5][5] =
+{
+    {3, 0xEF, 0xBB, 0xBF},
+    {2, 0xFF, 0xFE},
+    {2, 0xFE, 0xFF},
+    {4, 0xFF, 0xFE, 0x00, 0x00},
+    {4, 0x00, 0x00, 0xFE, 0xFF},
+};
+
+static unsigned char file_data[5][45] =
+{
+    {11, 'H', 'e', 'l', 'l', 'o', ' ', 'W', 'o', 'r', 'l', 'd'},
+    {22, 0x48, 0x00, 0x65, 0x00, 0x6C, 0x00, 0x6C, 0x00, 0x6F, 0x00, 0x20, 0x00,
+    0x57, 0x00, 0x6F, 0x00, 0x72, 0x00, 0x6C, 0x00, 0x64, 0x00},
+    {22, 0x00, 0x48, 0x00, 0x65, 0x00, 0x6C, 0x00, 0x6C, 0x00, 0x6F, 0x00, 0x20,
+    0x00, 0x57, 0x00, 0x6F, 0x00, 0x72, 0x00, 0x6C, 0x00, 0x64},
+    {44, 0x48, 0x00, 0x00, 0x00, 0x65, 0x00, 0x00, 0x00, 0x6C, 0x00, 0x00, 0x00,
+    0x6C, 0x00, 0x00, 0x00, 0x6F, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00,
+    0x57, 0x00, 0x00, 0x00, 0x6F, 0x00, 0x00, 0x00, 0x72, 0x00, 0x00, 0x00,
+    0x6C, 0x00, 0x00, 0x00, 0x64, 0x00, 0x00, 0x00},
+    {44, 0x00, 0x00, 0x00, 0x48, 0x00, 0x00, 0x00, 0x65, 0x00, 0x00, 0x00, 0x6C,
+    0x00, 0x00, 0x00, 0x6C, 0x00, 0x00, 0x00, 0x6F, 0x00, 0x00, 0x00, 0x20,
+    0x00, 0x00, 0x00, 0x57, 0x00, 0x00, 0x00, 0x6F, 0x00, 0x00, 0x00, 0x72,
+    0x00, 0x00, 0x00, 0x6C, 0x00, 0x00, 0x00, 0x64},
+};
+
+//----------------------------------------------------------------------------
+static int testBOM()
+{
+  // test various encodings in binary mode
+  for(int i=0; i<5; i++)
+    {
+      {
+      kwsys::ofstream out("bom.txt", kwsys::ofstream::binary);
+      out.write(reinterpret_cast<const char*>(expected_bom_data[i]+1),
+                *expected_bom_data[i]);
+      out.write(reinterpret_cast<const char*>(file_data[i]+1),
+                file_data[i][0]);
+      }
+
+    kwsys::ifstream in("bom.txt", kwsys::ofstream::binary);
+    kwsys::FStream::BOM bom = kwsys::FStream::ReadBOM(in);
+    if(bom != expected_bom[i])
+      {
+      kwsys_ios::cout << "Unexpected BOM " << i << std::endl;
+      return 1;
+      }
+    char data[45];
+    in.read(data, file_data[i][0]);
+    if(!in.good())
+      {
+      kwsys_ios::cout << "Unable to read data " << i << std::endl;
+      return 1;
+      }
+
+    if(memcmp(data, file_data[i]+1, file_data[i][0]) != 0)
+      {
+      kwsys_ios::cout << "Incorrect read data " << i << std::endl;
+      return 1;
+      }
+
+    }
+
+  // test text file without bom
+  {
+    {
+    kwsys::ofstream out("bom.txt");
+    out << "Hello World";
+    }
+
+    kwsys::ifstream in("bom.txt");
+    kwsys::FStream::BOM bom = kwsys::FStream::ReadBOM(in);
+    if(bom != kwsys::FStream::BOM_None)
+      {
+      kwsys_ios::cout << "Unexpected BOM for none case" << std::endl;
+      return 1;
+      }
+    char data[45];
+    in.read(data, file_data[0][0]);
+    if(!in.good())
+      {
+      kwsys_ios::cout << "Unable to read data for none case" << std::endl;
+      return 1;
+      }
+
+    if(memcmp(data, file_data[0]+1, file_data[0][0]) != 0)
+      {
+      kwsys_ios::cout << "Incorrect read data for none case" << std::endl;
+      return 1;
+      }
+  }
+
+  // test text file with utf-8 bom
+  {
+    {
+    kwsys::ofstream out("bom.txt");
+    out.write(reinterpret_cast<const char*>(expected_bom_data[0]+1),
+              *expected_bom_data[0]);
+    out << "Hello World";
+    }
+
+    kwsys::ifstream in("bom.txt");
+    kwsys::FStream::BOM bom = kwsys::FStream::ReadBOM(in);
+    if(bom != kwsys::FStream::BOM_UTF8)
+      {
+      kwsys_ios::cout << "Unexpected BOM for utf-8 case" << std::endl;
+      return 1;
+      }
+    char data[45];
+    in.read(data, file_data[0][0]);
+    if(!in.good())
+      {
+      kwsys_ios::cout << "Unable to read data for utf-8 case" << std::endl;
+      return 1;
+      }
+
+    if(memcmp(data, file_data[0]+1, file_data[0][0]) != 0)
+      {
+      kwsys_ios::cout << "Incorrect read data for utf-8 case" << std::endl;
+      return 1;
+      }
+  }
+
+  return 0;
+}
+
 
 //----------------------------------------------------------------------------
 int testFStream(int, char*[])
@@ -43,6 +184,7 @@ int testFStream(int, char*[])
   int ret = 0;
 
   ret |= testNoFile();
+  ret |= testBOM();
 
   return ret;
 }