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| author | Brad King <brad.king@kitware.com> | 2014-05-27 16:03:51 -0400 |
|---|---|---|
| committer | Brad King <brad.king@kitware.com> | 2014-05-27 16:11:04 -0400 |
| commit | 326d15a3294e3b43de534130a4b655ddb454fbfb (patch) | |
| tree | 13756dcc66349b7aa5cdeac66b4c8f83bc8d51dd | |
| parent | cbc9a9514d0dd00b35b3de694dab02a387ec2b52 (diff) | |
| download | cmake-326d15a3294e3b43de534130a4b655ddb454fbfb.tar.gz | |
cmake: Tolerate missing HELPSTRING on compiler change
Teach cmake::HandleDeleteCacheVariables to tolerate a missing HELPSTRING
(NULL pointer) when saving cache entries. In the absence of other bugs
this should not be possible, but avoid the crash just in case.
| -rw-r--r-- | Source/cmake.cxx | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/Source/cmake.cxx b/Source/cmake.cxx index abbabe7627..4f14d73e13 100644 --- a/Source/cmake.cxx +++ b/Source/cmake.cxx @@ -1231,7 +1231,10 @@ int cmake::HandleDeleteCacheVariables(const char* var) if(ci.Find(save.key.c_str())) { save.type = ci.GetType(); - save.help = ci.GetProperty("HELPSTRING"); + if(const char* help = ci.GetProperty("HELPSTRING")) + { + save.help = help; + } } saved.push_back(save); } |