Improve string find: prefer character overloads.

Apply fix-its from clang-tidy's performance-faster-string-find checker.
Ignore findings in kwsys.

2 files changed, 4 insertions, 4 deletions

diff --git a/Source/CPack/IFW/cmCPackIFWPackage.cxx b/Source/CPack/IFW/cmCPackIFWPackage.cxx
index df612e5..ad153d1 100644
--- a/Source/CPack/IFW/cmCPackIFWPackage.cxx
+++ b/Source/CPack/IFW/cmCPackIFWPackage.cxx
@@ -56,13 +56,13 @@ cmCPackIFWPackage::DependenceStruct::DependenceStruct(
   } else if ((pos = dependence.find(">=")) != std::string::npos) {
     Compare.Type = CompareGreaterOrEqual;
     Compare.Value = dependence.substr(pos + 2);
-  } else if ((pos = dependence.find("<")) != std::string::npos) {
+  } else if ((pos = dependence.find('<')) != std::string::npos) {
     Compare.Type = CompareLess;
     Compare.Value = dependence.substr(pos + 1);
-  } else if ((pos = dependence.find("=")) != std::string::npos) {
+  } else if ((pos = dependence.find('=')) != std::string::npos) {
     Compare.Type = CompareEqual;
     Compare.Value = dependence.substr(pos + 1);
-  } else if ((pos = dependence.find(">")) != std::string::npos) {
+  } else if ((pos = dependence.find('>')) != std::string::npos) {
     Compare.Type = CompareGreater;
     Compare.Value = dependence.substr(pos + 1);
   }
diff --git a/Source/CPack/cpack.cxx b/Source/CPack/cpack.cxx
index e54be2c..10f60b2 100644
--- a/Source/CPack/cpack.cxx
+++ b/Source/CPack/cpack.cxx
@@ -68,7 +68,7 @@ int cpackDefinitionArgument(const char* argument, const char* cValue,
   (void)argument;
   cpackDefinitions* def = static_cast<cpackDefinitions*>(call_data);
   std::string value = cValue;
-  size_t pos = value.find_first_of("=");
+  size_t pos = value.find_first_of('=');
   if (pos == std::string::npos) {
     cmCPack_Log(def->Log, cmCPackLog::LOG_ERROR,
                 "Please specify CPack definitions as: KEY=VALUE" << std::endl);