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Makefile: Always create clean target command 

Borland Make complains if the phony clean target has no rule to build it.
If there are no files to clean, generate and run an empty clean script.
This commit is contained in:
Brad King 2013-10-16 09:52:37 -04:00
parent c54fb6fede
commit dba4962b86
1 changed files with 36 additions and 36 deletions
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72
Source/cmLocalUnixMakefileGenerator3.cxx
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@ -1158,27 +1158,25 @@ cmLocalUnixMakefileGenerator3
const std::vector<std::string>& files,
cmTarget& target, const char* filename)
{
std::string cleanfile = this->Makefile->GetCurrentOutputDirectory();
cleanfile += "/";
cleanfile += this->GetTargetDirectory(target);
cleanfile += "/cmake_clean";
if(filename)
{
cleanfile += "_";
cleanfile += filename;
}
cleanfile += ".cmake";
std::string cleanfilePath = this->Convert(cleanfile.c_str(), FULL);
std::ofstream fout(cleanfilePath.c_str());
if(!fout)
{
cmSystemTools::Error("Could not create ", cleanfilePath.c_str());
}
if(!files.empty())
{
std::string cleanfile = this->Makefile->GetCurrentOutputDirectory();
cleanfile += "/";
cleanfile += this->GetTargetDirectory(target);
cleanfile += "/cmake_clean";
if(filename)
{
cleanfile += "_";
cleanfile += filename;
}
cleanfile += ".cmake";
std::string cleanfilePath = this->Convert(cleanfile.c_str(), FULL);
std::ofstream fout(cleanfilePath.c_str());
if(!fout)
{
cmSystemTools::Error("Could not create ", cleanfilePath.c_str());
}
fout << "file(REMOVE_RECURSE\n";
std::string remove = "$(CMAKE_COMMAND) -P ";
remove += this->Convert(cleanfile.c_str(), START_OUTPUT, SHELL);
for(std::vector<std::string>::const_iterator f = files.begin();
f != files.end(); ++f)
{
@ -1186,27 +1184,29 @@ cmLocalUnixMakefileGenerator3
fout << " " << this->EscapeForCMake(fc.c_str()) << "\n";
}
fout << ")\n";
commands.push_back(remove);
}
std::string remove = "$(CMAKE_COMMAND) -P ";
remove += this->Convert(cleanfile.c_str(), START_OUTPUT, SHELL);
commands.push_back(remove);
// For the main clean rule add per-language cleaning.
if(!filename)
// For the main clean rule add per-language cleaning.
if(!filename)
{
// Get the set of source languages in the target.
std::set<cmStdString> languages;
target.GetLanguages(languages);
fout << "\n"
<< "# Per-language clean rules from dependency scanning.\n"
<< "foreach(lang";
for(std::set<cmStdString>::const_iterator l = languages.begin();
l != languages.end(); ++l)
{
// Get the set of source languages in the target.
std::set<cmStdString> languages;
target.GetLanguages(languages);
fout << "\n"
<< "# Per-language clean rules from dependency scanning.\n"
<< "foreach(lang";
for(std::set<cmStdString>::const_iterator l = languages.begin();
l != languages.end(); ++l)
{
fout << " " << *l;
}
fout << ")\n"
<< " include(" << this->GetTargetDirectory(target)
<< "/cmake_clean_${lang}.cmake OPTIONAL)\n"
<< "endforeach()\n";
fout << " " << *l;
}
fout << ")\n"
<< " include(" << this->GetTargetDirectory(target)
<< "/cmake_clean_${lang}.cmake OPTIONAL)\n"
<< "endforeach()\n";
}
}