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BUG: fix doc string and allow a variable to be promoted from non-cache to cache

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This commit is contained in:
Bill Hoffman 2002-09-27 16:19:37 -04:00
parent cc6d56182d
commit eb6bba34cd
2 changed files with 11 additions and 8 deletions
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16
Source/cmSetCommand.cxx
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@ -107,19 +107,21 @@ bool cmSetCommand::InitialPass(std::vector<std::string> const& args)
type = cmCacheManager::StringToType(args[cacheStart+1].c_str());
docstring = args[cacheStart+2].c_str();
}
// get the current cache value for the variable
const char* cacheValue =
m_Makefile->GetDefinition(variable);
if(cacheValue)
// see if this is already in the cache
cmCacheManager::CacheIterator it =
m_Makefile->GetCacheManager()->GetCacheIterator(variable);
if(!it.IsAtEnd())
{
// if it is not a cached value, or it is a cached
// value that is not internal keep the value found
// in the cache
// if the set is trying to CACHE the value but the value
// is already in the cache and the type is not internal
// then leave now without setting any definitions in the cache
// or the makefile
if(cache && type != cmCacheManager::INTERNAL)
{
return true;
}
}
// if it is meant to be in the cache then define it in the cache
if(cache)
{

3
Source/cmSetCommand.h
View File

@ -70,7 +70,8 @@ public:
"SET(VAR [VALUE] [CACHE TYPE DOCSTRING])\n"
"Within CMAKE sets VAR to the value VALUE. VALUE is expanded before VAR "
"is set to it. If CACHE is present, then the VAR is put in the cache."
" TYPE and DOCSTRING are required. If TYPE is INTERNAL, then the "
" TYPE and DOCSTRING are required. TYPE may be BOOL, PATH, FILEPATH, STRING, INTERNAL, "
"or STATIC. If TYPE is INTERNAL, then the "
" VALUE is Always written into the cache, replacing any values "
"existing in the cache. If it is not a CACHE VAR, then this always "
"writes into the current makefile.\n"