diff options
Diffstat (limited to 'Source')
| -rw-r--r-- | Source/cmParseArgumentsCommand.cxx | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/Source/cmParseArgumentsCommand.cxx b/Source/cmParseArgumentsCommand.cxx index ce7a7b3..a861965 100644 --- a/Source/cmParseArgumentsCommand.cxx +++ b/Source/cmParseArgumentsCommand.cxx @@ -43,6 +43,10 @@ bool cmParseArgumentsCommand // anything else is put into a vector of unparsed strings std::vector<std::string> unparsed; + // remember already defined keywords + std::set<std::string> used_keywords; + const std::string dup_warning = "keyword defined more than once: "; + // the second argument is a (cmake) list of options without argument std::vector<std::string> list; cmSystemTools::ExpandListArgument(*argIter++, list); @@ -50,6 +54,10 @@ bool cmParseArgumentsCommand end = list.end(); iter != end; ++iter) { + if (!used_keywords.insert(*iter).second) + { + this->GetMakefile()->IssueMessage(cmake::WARNING, dup_warning + *iter); + } options[*iter]; // default initialize } @@ -60,6 +68,10 @@ bool cmParseArgumentsCommand end = list.end(); iter != end; ++iter) { + if (!used_keywords.insert(*iter).second) + { + this->GetMakefile()->IssueMessage(cmake::WARNING, dup_warning + *iter); + } single[*iter]; // default initialize } @@ -70,6 +82,10 @@ bool cmParseArgumentsCommand end = list.end(); iter != end; ++iter) { + if (!used_keywords.insert(*iter).second) + { + this->GetMakefile()->IssueMessage(cmake::WARNING, dup_warning + *iter); + } multi[*iter]; // default initialize } |