CMake/Source/cmQTWrapCPPCommand.cxx
Daniel Eiband 7f3ecbe7d7 cmCustomCommandLine: Provide command line make functions
Reduce boilerplate necessary to create custom command lines by introducing and
applying cmMakeCommandLine and cmMakeSingleCommandLine functions.
2019-09-16 20:45:41 +02:00

85 lines
2.8 KiB
C++

/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#include "cmQTWrapCPPCommand.h"
#include "cmCustomCommandLines.h"
#include "cmExecutionStatus.h"
#include "cmMakefile.h"
#include "cmRange.h"
#include "cmSourceFile.h"
#include "cmStringAlgorithms.h"
#include "cmSystemTools.h"
bool cmQTWrapCPPCommand(std::vector<std::string> const& args,
cmExecutionStatus& status)
{
if (args.size() < 3) {
status.SetError("called with incorrect number of arguments");
return false;
}
cmMakefile& mf = status.GetMakefile();
// Get the moc executable to run in the custom command.
std::string const& moc_exe = mf.GetRequiredDefinition("QT_MOC_EXECUTABLE");
// Get the variable holding the list of sources.
std::string const& sourceList = args[1];
std::string sourceListValue = mf.GetSafeDefinition(sourceList);
// Create a rule for all sources listed.
for (std::string const& arg : cmMakeRange(args).advance(2)) {
cmSourceFile* curr = mf.GetSource(arg);
// if we should wrap the class
if (!(curr && curr->GetPropertyAsBool("WRAP_EXCLUDE"))) {
// Compute the name of the file to generate.
std::string srcName =
cmSystemTools::GetFilenameWithoutLastExtension(arg);
std::string newName =
cmStrCat(mf.GetCurrentBinaryDirectory(), "/moc_", srcName, ".cxx");
cmSourceFile* sf = mf.GetOrCreateSource(newName, true);
if (curr) {
sf->SetProperty("ABSTRACT", curr->GetProperty("ABSTRACT"));
}
// Compute the name of the header from which to generate the file.
std::string hname;
if (cmSystemTools::FileIsFullPath(arg)) {
hname = arg;
} else {
if (curr && curr->GetIsGenerated()) {
hname = mf.GetCurrentBinaryDirectory();
} else {
hname = mf.GetCurrentSourceDirectory();
}
hname += "/";
hname += arg;
}
// Append the generated source file to the list.
if (!sourceListValue.empty()) {
sourceListValue += ";";
}
sourceListValue += newName;
// Create the custom command to generate the file.
cmCustomCommandLines commandLines =
cmMakeSingleCommandLine({ moc_exe, "-o", newName, hname });
std::vector<std::string> depends;
depends.push_back(moc_exe);
depends.push_back(hname);
std::string no_main_dependency;
const char* no_working_dir = nullptr;
mf.AddCustomCommandToOutput(newName, depends, no_main_dependency,
commandLines, "Qt Wrapped File",
no_working_dir);
}
}
// Store the final list of source files.
mf.AddDefinition(sourceList, sourceListValue);
return true;
}