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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 "cmCMakeCommand.h"
#include <algorithm>
#include <cstddef>
#include <memory>
#include <string>
#include "cmExecutionStatus.h"
#include "cmListFileCache.h"
#include "cmMakefile.h"
#include "cmRange.h"
#include "cmStringAlgorithms.h"
bool cmCMakeCommand(std::vector<cmListFileArgument> const& args,
cmExecutionStatus& status)
{
if (args.empty()) {
status.SetError("called with incorrect number of arguments");
return false;
}
cmMakefile& makefile = status.GetMakefile();
cmListFileContext context = makefile.GetExecutionContext();
bool result = false;
std::vector<std::string> dispatchExpandedArgs;
std::vector<cmListFileArgument> dispatchArgs;
dispatchArgs.emplace_back(args[0]);
makefile.ExpandArguments(dispatchArgs, dispatchExpandedArgs);
if (dispatchExpandedArgs.empty()) {
status.SetError("called with incorrect number of arguments");
return false;
}
if (dispatchExpandedArgs[0] == "INVOKE") {
if ((args.size() == 1 && dispatchExpandedArgs.size() != 2) ||
dispatchExpandedArgs.size() > 2) {
status.SetError("called with incorrect number of arguments");
return false;
}
// First argument is the name of the function to call
std::string invokeCommand;
size_t startArg;
if (dispatchExpandedArgs.size() == 1) {
std::vector<std::string> functionExpandedArg;
std::vector<cmListFileArgument> functionArg;
functionArg.emplace_back(args[1]);
makefile.ExpandArguments(functionArg, functionExpandedArg);
if (functionExpandedArg.size() != 1) {
status.SetError("called with incorrect number of arguments");
return false;
}
invokeCommand = functionExpandedArg[0];
startArg = 2;
} else {
invokeCommand = dispatchExpandedArgs[1];
startArg = 1;
}
cmListFileFunction func;
func.Name = invokeCommand;
func.Line = context.Line;
// The rest of the arguments are passed to the function call above
for (size_t i = startArg; i < args.size(); ++i) {
cmListFileArgument lfarg;
lfarg.Delim = args[i].Delim;
lfarg.Line = context.Line;
lfarg.Value = args[i].Value;
func.Arguments.emplace_back(lfarg);
}
result = makefile.ExecuteCommand(func, status);
} else if (dispatchExpandedArgs[0] == "EVAL") {
std::vector<std::string> expandedArgs;
makefile.ExpandArguments(args, expandedArgs);
if (expandedArgs.size() < 2) {
status.SetError("called with incorrect number of arguments");
return false;
}
if (expandedArgs[1] != "CODE") {
auto code_iter =
std::find(expandedArgs.begin() + 2, expandedArgs.end(), "CODE");
if (code_iter == expandedArgs.end()) {
status.SetError("called without CODE argument");
} else {
status.SetError(
"called with unsupported arguments between EVAL and CODE arguments");
}
return false;
}
const std::string code =
cmJoin(cmMakeRange(expandedArgs.begin() + 2, expandedArgs.end()), " ");
result = makefile.ReadListFileAsString(
code, cmStrCat(context.FilePath, ":", context.Line, ":EVAL"));
} else {
status.SetError("called with unknown meta-operation");
}
return result;
}
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