Merge branch 'upstream-KWSys' into update-kwsys

* upstream-KWSys:
  KWSys 2018-06-14 (2b0ca1d8)

1 files changed, 3 insertions, 3 deletions

diff --git a/Source/kwsys/SystemTools.cxx b/Source/kwsys/SystemTools.cxx
index 0079da2..b87b6b5 100644
--- a/Source/kwsys/SystemTools.cxx
+++ b/Source/kwsys/SystemTools.cxx
@@ -686,7 +686,7 @@ public:
     for (iterator i = this->begin(); i != this->end(); ++i) {
 #  if defined(_WIN32)
       const std::string s = Encoding::ToNarrow(*i);
-      kwsysUnPutEnv(s.c_str());
+      kwsysUnPutEnv(s);
 #  else
       kwsysUnPutEnv(*i);
 #  endif
@@ -1973,7 +1973,7 @@ std::string SystemTools::ConvertToUnixOutputPath(const std::string& path)
   }
   // escape spaces and () in the path
   if (ret.find_first_of(" ") != std::string::npos) {
-    std::string result = "";
+    std::string result;
     char lastch = 1;
     for (const char* ch = ret.c_str(); *ch != '\0'; ++ch) {
       // if it is already escaped then don't try to escape it again
@@ -3140,7 +3140,7 @@ void SystemTools::AddTranslationPath(const std::string& a,
 void SystemTools::AddKeepPath(const std::string& dir)
 {
   std::string cdir;
-  Realpath(SystemTools::CollapseFullPath(dir).c_str(), cdir);
+  Realpath(SystemTools::CollapseFullPath(dir), cdir);
   SystemTools::AddTranslationPath(cdir, dir);
 }