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/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#include "cmSeparateArgumentsCommand.h"
// cmSeparateArgumentsCommand
bool cmSeparateArgumentsCommand::InitialPass(
std::vector<std::string> const& args, cmExecutionStatus&)
{
if (args.empty()) {
this->SetError("must be given at least one argument.");
return false;
}
std::string var;
std::string command;
enum Mode
{
ModeOld,
ModeUnix,
ModeWindows
};
Mode mode = ModeOld;
enum Doing
{
DoingNone,
DoingVariable,
DoingMode,
DoingCommand
};
Doing doing = DoingVariable;
for (unsigned int i = 0; i < args.size(); ++i) {
if (doing == DoingVariable) {
var = args[i];
doing = DoingMode;
} else if (doing == DoingMode && args[i] == "UNIX_COMMAND") {
mode = ModeUnix;
doing = DoingCommand;
} else if (doing == DoingMode && args[i] == "WINDOWS_COMMAND") {
mode = ModeWindows;
doing = DoingCommand;
} else if (doing == DoingCommand) {
command = args[i];
doing = DoingNone;
} else {
std::ostringstream e;
e << "given unknown argument " << args[i];
this->SetError(e.str());
return false;
}
}
if (mode == ModeOld) {
// Original space-replacement version of command.
if (const char* def = this->Makefile->GetDefinition(var)) {
std::string value = def;
std::replace(value.begin(), value.end(), ' ', ';');
this->Makefile->AddDefinition(var, value.c_str());
}
} else {
// Parse the command line.
std::vector<std::string> vec;
if (mode == ModeUnix) {
cmSystemTools::ParseUnixCommandLine(command.c_str(), vec);
} else // if(mode == ModeWindows)
{
cmSystemTools::ParseWindowsCommandLine(command.c_str(), vec);
}
// Construct the result list value.
std::string value;
const char* sep = "";
for (std::vector<std::string>::const_iterator vi = vec.begin();
vi != vec.end(); ++vi) {
// Separate from the previous argument.
value += sep;
sep = ";";
// Preserve semicolons.
for (std::string::const_iterator si = vi->begin(); si != vi->end();
++si) {
if (*si == ';') {
value += '\\';
}
value += *si;
}
}
this->Makefile->AddDefinition(var, value.c_str());
}
return true;
}
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