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RunSingleCommand: Avoid assignment in condition

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Several compilers warn about this case even when an extra layer of
parenthesis surrounds the assignment.  Make the condition explicit.
This commit is contained in:
Brad King
2011-07-28 09:04:45 -04:00
parent 642f10066a
commit a343bc1c76
1 changed files with 1 additions and 1 deletions
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2
Source/cmSystemTools.cxx
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@@ -615,7 +615,7 @@ bool cmSystemTools::RunSingleCommand(std::vector<cmStdString>const& command,
int pipe;
if ( output || outputflag != OUTPUT_NONE )
{
while((pipe = cmsysProcess_WaitForData(cp, &data, &length, 0)))
while((pipe = cmsysProcess_WaitForData(cp, &data, &length, 0)) > 0)
{
if(output || outputflag != OUTPUT_NONE)
{