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| author | Bill Hoffman <bill.hoffman@kitware.com> | 2009-10-28 16:17:18 (GMT) |
|---|---|---|
| committer | Bill Hoffman <bill.hoffman@kitware.com> | 2009-10-28 16:17:18 (GMT) |
| commit | b4ae8bad4b8e7810a44e2f77363de3009260a473 (patch) | |
| tree | 7dd8a97d409c6339948ac4b3e0eda77cd9b7384e /Source/cmCommandArgumentParserHelper.cxx | |
| parent | ebd0c2d3771835a1317c1fd70eafd3ebf2135b01 (diff) | |
| download | CMake-b4ae8bad4b8e7810a44e2f77363de3009260a473.zip CMake-b4ae8bad4b8e7810a44e2f77363de3009260a473.tar.gz CMake-b4ae8bad4b8e7810a44e2f77363de3009260a473.tar.bz2 | |
RC 4 merge
Diffstat (limited to 'Source/cmCommandArgumentParserHelper.cxx')
| -rw-r--r-- | Source/cmCommandArgumentParserHelper.cxx | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/Source/cmCommandArgumentParserHelper.cxx b/Source/cmCommandArgumentParserHelper.cxx index ace67ec..234c37e 100644 --- a/Source/cmCommandArgumentParserHelper.cxx +++ b/Source/cmCommandArgumentParserHelper.cxx @@ -65,7 +65,11 @@ char* cmCommandArgumentParserHelper::ExpandSpecialVariable(const char* key, if ( !key ) { return this->ExpandVariable(var); - } + } + if(!var) + { + return this->EmptyVariable; + } if ( strcmp(key, "ENV") == 0 ) { char *ptr = getenv(var); |