KWSys 2014-09-08 (fb77be5a)

Extract upstream KWSys using the following shell commands.

$ git archive --prefix=upstream-kwsys/ fb77be5a | tar x
$ git shortlog --no-merges --abbrev=8 --format='%h %s' 32023afd..fb77be5a
Brad King (1):
      80e852f6 kwsysPlatformTests: Use if(DEFINED) to simplify conditions

Clinton Stimpson (2):
      93eb1a1f SystemTools: Improve RelativePath() to handle ./ ../ and //
      fb77be5a SystemTools: Fix GetCasePathName to handle wildcards on Windows.

Change-Id: Ieff09366e214055be0b62eae42fc64f3bb3b6e76

SystemTools.cxx

@@ -3425,9 +3425,12 @@ kwsys_stl::string SystemTools::RelativePath(const kwsys_stl::string& local, cons
     return "";
     }
 
+  kwsys_stl::string l = SystemTools::CollapseFullPath(local);
+  kwsys_stl::string r = SystemTools::CollapseFullPath(remote);
+
   // split up both paths into arrays of strings using / as a separator
-  kwsys_stl::vector<kwsys::String> localSplit = SystemTools::SplitString(local, '/', true);
+  kwsys_stl::vector<kwsys::String> localSplit = SystemTools::SplitString(l, '/', true);
-  kwsys_stl::vector<kwsys::String> remoteSplit = SystemTools::SplitString(remote, '/', true);
+  kwsys_stl::vector<kwsys::String> remoteSplit = SystemTools::SplitString(r, '/', true);
   kwsys_stl::vector<kwsys::String> commonPath; // store shared parts of path in this array
   kwsys_stl::vector<kwsys::String> finalPath;  // store the final relative path here
   // count up how many matching directory names there are from the start
@@ -3533,6 +3536,16 @@ static int GetCasePathName(const kwsys_stl::string & pathIn,
     kwsys_stl::string test_str = casePath;
     test_str += path_components[idx];
 
+    // If path component contains wildcards, we skip matching
+    // because these filenames are not allowed on windows,
+    // and we do not want to match a different file.
+    if(path_components[idx].find('*') != kwsys_stl::string::npos ||
+       path_components[idx].find('?') != kwsys_stl::string::npos)
+      {
+      casePath = "";
+      return 0;
+      }
+
     WIN32_FIND_DATAW findData;
     HANDLE hFind = ::FindFirstFileW(Encoding::ToWide(test_str).c_str(),
       &findData);

kwsysPlatformTests.cmake

@@ -13,7 +13,7 @@ SET(KWSYS_PLATFORM_TEST_FILE_C kwsysPlatformTestsC.c)
 SET(KWSYS_PLATFORM_TEST_FILE_CXX kwsysPlatformTestsCXX.cxx)
 
 MACRO(KWSYS_PLATFORM_TEST lang var description invert)
-  IF("${var}_COMPILED" MATCHES "^${var}_COMPILED$")
+  IF(NOT DEFINED ${var}_COMPILED)
     MESSAGE(STATUS "${description}")
     TRY_COMPILE(${var}_COMPILED
       ${CMAKE_CURRENT_BINARY_DIR}
@@ -43,7 +43,7 @@ MACRO(KWSYS_PLATFORM_TEST lang var description invert)
         MESSAGE(STATUS "${description} - no")
       ENDIF(${var}_COMPILED)
     ENDIF(${invert} MATCHES INVERT)
-  ENDIF("${var}_COMPILED" MATCHES "^${var}_COMPILED$")
+  ENDIF()
   IF(${invert} MATCHES INVERT)
     IF(${var}_COMPILED)
       SET(${var} 0)
@@ -60,7 +60,7 @@ MACRO(KWSYS_PLATFORM_TEST lang var description invert)
 ENDMACRO(KWSYS_PLATFORM_TEST)
 
 MACRO(KWSYS_PLATFORM_TEST_RUN lang var description invert)
-  IF("${var}" MATCHES "^${var}$")
+  IF(NOT DEFINED ${var})
     MESSAGE(STATUS "${description}")
     TRY_RUN(${var} ${var}_COMPILED
       ${CMAKE_CURRENT_BINARY_DIR}
@@ -107,7 +107,7 @@ MACRO(KWSYS_PLATFORM_TEST_RUN lang var description invert)
         MESSAGE(STATUS "${description} - failed to compile")
       ENDIF(${var}_COMPILED)
     ENDIF(${invert} MATCHES INVERT)
-  ENDIF("${var}" MATCHES "^${var}$")
+  ENDIF()
 
   IF(${invert} MATCHES INVERT)
     IF(${var}_COMPILED)

testSystemTools.cxx

@@ -562,6 +562,55 @@ static bool CheckEnvironmentOperations()
   return res;
 }
 
+
+static bool CheckRelativePath(
+  const kwsys_stl::string& local,
+  const kwsys_stl::string& remote,
+  const kwsys_stl::string& expected)
+{
+  kwsys_stl::string result = kwsys::SystemTools::RelativePath(local, remote);
+  if(expected != result)
+    {
+    kwsys_ios::cerr << "RelativePath(" << local << ", " << remote
+      << ")  yielded " << result << " instead of " << expected << kwsys_ios::endl;
+    return false;
+    }
+  return true;
+}
+
+static bool CheckRelativePaths()
+{
+  bool res = true;
+  res &= CheckRelativePath("/usr/share", "/bin/bash", "../../bin/bash");
+  res &= CheckRelativePath("/usr/./share/", "/bin/bash", "../../bin/bash");
+  res &= CheckRelativePath("/usr//share/", "/bin/bash", "../../bin/bash");
+  res &= CheckRelativePath("/usr/share/../bin/", "/bin/bash", "../../bin/bash");
+  res &= CheckRelativePath("/usr/share", "/usr/share//bin", "bin");
+  return res;
+}
+
+static bool CheckCollapsePath(
+  const kwsys_stl::string& path,
+  const kwsys_stl::string& expected)
+{
+  kwsys_stl::string result = kwsys::SystemTools::CollapseFullPath(path);
+  if(expected != result)
+    {
+    kwsys_ios::cerr << "CollapseFullPath(" << path
+      << ")  yielded " << result << " instead of " << expected << kwsys_ios::endl;
+    return false;
+    }
+  return true;
+}
+
+static bool CheckCollapsePath()
+{
+  bool res = true;
+  res &= CheckCollapsePath("/usr/share/*", "/usr/share/*");
+  res &= CheckCollapsePath("C:/Windows/*", "C:/Windows/*");
+  return res;
+}
+
 //----------------------------------------------------------------------------
 int testSystemTools(int, char*[])
 {
@@ -593,5 +642,9 @@ int testSystemTools(int, char*[])
 
   res &= CheckEnvironmentOperations();
 
+  res &= CheckRelativePaths();
+
+  res &= CheckCollapsePath();
+
   return res ? 0 : 1;
 }