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| author | Bill Hoffman <bill.hoffman@kitware.com> | 2010-04-13 13:21:31 (GMT) |
|---|---|---|
| committer | Ben Boeckel <ben.boeckel@kitware.com> | 2010-09-01 17:08:13 (GMT) |
| commit | 48b5b855934be341c02139c0bed88c35c1b40d8f (patch) | |
| tree | 932548a1470f02f2949e3c26ff3e95f5c12f2284 /Source/cmMakefile.cxx | |
| parent | cd626ea66ed114736ddf5d6a4c989ef6c9b8d248 (diff) | |
| download | CMake-48b5b855934be341c02139c0bed88c35c1b40d8f.zip CMake-48b5b855934be341c02139c0bed88c35c1b40d8f.tar.gz CMake-48b5b855934be341c02139c0bed88c35c1b40d8f.tar.bz2 | |
Add a warning when variables are used uninitialized.
Diffstat (limited to 'Source/cmMakefile.cxx')
| -rw-r--r-- | Source/cmMakefile.cxx | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/Source/cmMakefile.cxx b/Source/cmMakefile.cxx index 8eece6b..c56641c 100644 --- a/Source/cmMakefile.cxx +++ b/Source/cmMakefile.cxx @@ -43,6 +43,7 @@ class cmMakefile::Internals { public: std::stack<cmDefinitions, std::list<cmDefinitions> > VarStack; + std::set<cmStdString> VarRemoved; }; // default is not to be building executables @@ -1694,9 +1695,19 @@ void cmMakefile::AddDefinition(const char* name, bool value) #endif } +bool cmMakefile::VariableCleared(const char* var) const +{ + if(this->Internal->VarRemoved.find(var) != this->Internal->VarRemoved.end()) + { + return true; + } + return false; +} + void cmMakefile::RemoveDefinition(const char* name) { this->Internal->VarStack.top().Set(name, 0); + this->Internal->VarRemoved.insert(name); #ifdef CMAKE_BUILD_WITH_CMAKE cmVariableWatch* vv = this->GetVariableWatch(); if ( vv ) |