Replace 'foo.size() > 0' pattern with !foo.empty().

1 files changed, 5 insertions, 5 deletions

diff --git a/Source/cmExecProgramCommand.cxx b/Source/cmExecProgramCommand.cxx
index 9b5908899d..38284689e6 100644
--- a/Source/cmExecProgramCommand.cxx
+++ b/Source/cmExecProgramCommand.cxx
@@ -41,7 +41,7 @@ bool cmExecProgramCommand
       }
     else if ( haveoutput_variable )
       {
-      if ( output_variable.size() > 0 )
+      if (!output_variable.empty())
         {
         this->SetError("called with incorrect number of arguments");
         return false;
@@ -59,7 +59,7 @@ bool cmExecProgramCommand
       }
     else if ( havereturn_variable )
       {
-      if ( return_variable.size() > 0 )
+      if (!return_variable.empty())
         {
         this->SetError("called with incorrect number of arguments");
         return false;
@@ -95,7 +95,7 @@ bool cmExecProgramCommand
     command = args[0];
     }
   bool verbose = true;
-  if(output_variable.size() > 0)
+  if(!output_variable.empty())
     {
     verbose = false;
     }
@@ -118,7 +118,7 @@ bool cmExecProgramCommand
     retVal = -1;
     }
 
-  if ( output_variable.size() > 0 )
+  if (!output_variable.empty())
     {
     std::string::size_type first = output.find_first_not_of(" \n\t\r");
     std::string::size_type last = output.find_last_not_of(" \n\t\r");
@@ -135,7 +135,7 @@ bool cmExecProgramCommand
     this->Makefile->AddDefinition(output_variable, coutput.c_str());
     }
 
-  if ( return_variable.size() > 0 )
+  if (!return_variable.empty())
     {
     char buffer[100];
     sprintf(buffer, "%d", retVal);