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ENH: fix for bug 2908 crash for empty source group name

This commit is contained in:
Bill Hoffman 2006-02-23 11:36:36 -05:00
parent 32c403f665
commit 3d617b48aa
1 changed files with 14 additions and 22 deletions
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32
Source/cmSourceGroupCommand.cxx
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@ -21,27 +21,17 @@ inline std::vector<std::string> tokenize(const std::string& str,
bool skipEmptyTokens)
{
std::vector<std::string> tokens;
if(str.size() == 0)
{
tokens.push_back("");
return tokens;
}
std::string::size_type tokstart,tokend;
if (skipEmptyTokens)
{
tokend=0;
}
else
{
tokend=std::string::npos;
}
do
{
if (skipEmptyTokens)
{
tokstart=str.find_first_not_of(sep,tokend);
}
else
{
tokstart=tokend+1;
}
if (tokstart==std::string::npos)
{
break; // no more tokens
@ -56,7 +46,6 @@ inline std::vector<std::string> tokenize(const std::string& str,
tokens.push_back(str.substr(tokstart,tokend-tokstart));
}
} while (tokend!=std::string::npos);
return tokens;
}
@ -70,16 +59,15 @@ bool cmSourceGroupCommand::InitialPass(std::vector<std::string> const& args)
}
std::string delimiter = "\\";
if(m_Makefile->GetDefinition("SOURCE_GROUP_DELIMITER"))
{
delimiter = m_Makefile->GetDefinition("SOURCE_GROUP_DELIMITER");
}
std::vector<std::string> folders = tokenize(args[0], delimiter, true);
const char *parent = NULL;
cmSourceGroup* sg = NULL;
for(unsigned int i=0;i<folders.size();++i)
{
sg = m_Makefile->GetSourceGroup(folders[i].c_str());
@ -90,7 +78,11 @@ bool cmSourceGroupCommand::InitialPass(std::vector<std::string> const& args)
sg = m_Makefile->GetSourceGroup(folders[i].c_str());
parent = folders[i].c_str();
}
if(!sg)
{
this->SetError("Could not create or find source group");
return false;
}
// If only two arguments are given, the pre-1.8 version of the
// command is being invoked.
if(args.size() == 2 && args[1] != "FILES")