578 lines
15 KiB
C++
578 lines
15 KiB
C++
/*============================================================================
|
|
CMake - Cross Platform Makefile Generator
|
|
Copyright 2000-2009 Kitware, Inc., Insight Software Consortium
|
|
|
|
Distributed under the OSI-approved BSD License (the "License");
|
|
see accompanying file Copyright.txt for details.
|
|
|
|
This software is distributed WITHOUT ANY WARRANTY; without even the
|
|
implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
|
See the License for more information.
|
|
============================================================================*/
|
|
#include "cmListCommand.h"
|
|
#include <cmsys/RegularExpression.hxx>
|
|
#include <cmsys/SystemTools.hxx>
|
|
|
|
#include <stdlib.h> // required for atoi
|
|
#include <ctype.h>
|
|
#include <assert.h>
|
|
//----------------------------------------------------------------------------
|
|
bool cmListCommand
|
|
::InitialPass(std::vector<std::string> const& args, cmExecutionStatus &)
|
|
{
|
|
if(args.size() < 2)
|
|
{
|
|
this->SetError("must be called with at least two arguments.");
|
|
return false;
|
|
}
|
|
|
|
const std::string &subCommand = args[0];
|
|
if(subCommand == "LENGTH")
|
|
{
|
|
return this->HandleLengthCommand(args);
|
|
}
|
|
if(subCommand == "GET")
|
|
{
|
|
return this->HandleGetCommand(args);
|
|
}
|
|
if(subCommand == "APPEND")
|
|
{
|
|
return this->HandleAppendCommand(args);
|
|
}
|
|
if(subCommand == "FIND")
|
|
{
|
|
return this->HandleFindCommand(args);
|
|
}
|
|
if(subCommand == "INSERT")
|
|
{
|
|
return this->HandleInsertCommand(args);
|
|
}
|
|
if(subCommand == "REMOVE_AT")
|
|
{
|
|
return this->HandleRemoveAtCommand(args);
|
|
}
|
|
if(subCommand == "REMOVE_ITEM")
|
|
{
|
|
return this->HandleRemoveItemCommand(args);
|
|
}
|
|
if(subCommand == "REMOVE_DUPLICATES")
|
|
{
|
|
return this->HandleRemoveDuplicatesCommand(args);
|
|
}
|
|
if(subCommand == "SORT")
|
|
{
|
|
return this->HandleSortCommand(args);
|
|
}
|
|
if(subCommand == "REVERSE")
|
|
{
|
|
return this->HandleReverseCommand(args);
|
|
}
|
|
|
|
std::string e = "does not recognize sub-command "+subCommand;
|
|
this->SetError(e);
|
|
return false;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
bool cmListCommand::GetListString(std::string& listString,
|
|
const std::string& var)
|
|
{
|
|
// get the old value
|
|
const char* cacheValue
|
|
= this->Makefile->GetDefinition(var);
|
|
if(!cacheValue)
|
|
{
|
|
return false;
|
|
}
|
|
listString = cacheValue;
|
|
return true;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
bool cmListCommand::GetList(std::vector<std::string>& list,
|
|
const std::string& var)
|
|
{
|
|
std::string listString;
|
|
if ( !this->GetListString(listString, var) )
|
|
{
|
|
return false;
|
|
}
|
|
// if the size of the list
|
|
if(listString.empty())
|
|
{
|
|
return true;
|
|
}
|
|
// expand the variable into a list
|
|
cmSystemTools::ExpandListArgument(listString, list, true);
|
|
// check the list for empty values
|
|
bool hasEmpty = false;
|
|
for(std::vector<std::string>::iterator i = list.begin();
|
|
i != list.end(); ++i)
|
|
{
|
|
if(i->empty())
|
|
{
|
|
hasEmpty = true;
|
|
break;
|
|
}
|
|
}
|
|
// if no empty elements then just return
|
|
if(!hasEmpty)
|
|
{
|
|
return true;
|
|
}
|
|
// if we have empty elements we need to check policy CMP0007
|
|
switch(this->Makefile->GetPolicyStatus(cmPolicies::CMP0007))
|
|
{
|
|
case cmPolicies::WARN:
|
|
{
|
|
// Default is to warn and use old behavior
|
|
// OLD behavior is to allow compatibility, so recall
|
|
// ExpandListArgument without the true which will remove
|
|
// empty values
|
|
list.clear();
|
|
cmSystemTools::ExpandListArgument(listString, list);
|
|
std::string warn = this->Makefile->GetPolicies()->
|
|
GetPolicyWarning(cmPolicies::CMP0007);
|
|
warn += " List has value = [";
|
|
warn += listString;
|
|
warn += "].";
|
|
this->Makefile->IssueMessage(cmake::AUTHOR_WARNING,
|
|
warn);
|
|
return true;
|
|
}
|
|
case cmPolicies::OLD:
|
|
// OLD behavior is to allow compatibility, so recall
|
|
// ExpandListArgument without the true which will remove
|
|
// empty values
|
|
list.clear();
|
|
cmSystemTools::ExpandListArgument(listString, list);
|
|
return true;
|
|
case cmPolicies::NEW:
|
|
return true;
|
|
case cmPolicies::REQUIRED_IF_USED:
|
|
case cmPolicies::REQUIRED_ALWAYS:
|
|
this->Makefile->IssueMessage(
|
|
cmake::FATAL_ERROR,
|
|
this->Makefile->GetPolicies()
|
|
->GetRequiredPolicyError(cmPolicies::CMP0007)
|
|
);
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
bool cmListCommand::HandleLengthCommand(std::vector<std::string> const& args)
|
|
{
|
|
if(args.size() != 3)
|
|
{
|
|
this->SetError("sub-command LENGTH requires two arguments.");
|
|
return false;
|
|
}
|
|
|
|
const std::string& listName = args[1];
|
|
const std::string& variableName = args[args.size() - 1];
|
|
std::vector<std::string> varArgsExpanded;
|
|
// do not check the return value here
|
|
// if the list var is not found varArgsExpanded will have size 0
|
|
// and we will return 0
|
|
this->GetList(varArgsExpanded, listName);
|
|
size_t length = varArgsExpanded.size();
|
|
char buffer[1024];
|
|
sprintf(buffer, "%d", static_cast<int>(length));
|
|
|
|
this->Makefile->AddDefinition(variableName, buffer);
|
|
return true;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
bool cmListCommand::HandleGetCommand(std::vector<std::string> const& args)
|
|
{
|
|
if(args.size() < 4)
|
|
{
|
|
this->SetError("sub-command GET requires at least three arguments.");
|
|
return false;
|
|
}
|
|
|
|
const std::string& listName = args[1];
|
|
const std::string& variableName = args[args.size() - 1];
|
|
// expand the variable
|
|
std::vector<std::string> varArgsExpanded;
|
|
if ( !this->GetList(varArgsExpanded, listName) )
|
|
{
|
|
this->Makefile->AddDefinition(variableName, "NOTFOUND");
|
|
return true;
|
|
}
|
|
// FIXME: Add policy to make non-existing lists an error like empty lists.
|
|
if(varArgsExpanded.empty())
|
|
{
|
|
this->SetError("GET given empty list");
|
|
return false;
|
|
}
|
|
|
|
std::string value;
|
|
size_t cc;
|
|
const char* sep = "";
|
|
for ( cc = 2; cc < args.size()-1; cc ++ )
|
|
{
|
|
int item = atoi(args[cc].c_str());
|
|
value += sep;
|
|
sep = ";";
|
|
size_t nitem = varArgsExpanded.size();
|
|
if ( item < 0 )
|
|
{
|
|
item = (int)nitem + item;
|
|
}
|
|
if ( item < 0 || nitem <= (size_t)item )
|
|
{
|
|
std::ostringstream str;
|
|
str << "index: " << item << " out of range (-"
|
|
<< varArgsExpanded.size() << ", "
|
|
<< varArgsExpanded.size()-1 << ")";
|
|
this->SetError(str.str());
|
|
return false;
|
|
}
|
|
value += varArgsExpanded[item];
|
|
}
|
|
|
|
this->Makefile->AddDefinition(variableName, value.c_str());
|
|
return true;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
bool cmListCommand::HandleAppendCommand(std::vector<std::string> const& args)
|
|
{
|
|
assert(args.size() >= 2);
|
|
|
|
// Skip if nothing to append.
|
|
if(args.size() < 3)
|
|
{
|
|
return true;
|
|
}
|
|
|
|
const std::string& listName = args[1];
|
|
// expand the variable
|
|
std::string listString;
|
|
this->GetListString(listString, listName);
|
|
|
|
if(!listString.empty() && !args.empty())
|
|
{
|
|
listString += ";";
|
|
}
|
|
listString += cmJoin(cmRange(args).advance(2), ";");
|
|
|
|
this->Makefile->AddDefinition(listName, listString.c_str());
|
|
return true;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
bool cmListCommand::HandleFindCommand(std::vector<std::string> const& args)
|
|
{
|
|
if(args.size() != 4)
|
|
{
|
|
this->SetError("sub-command FIND requires three arguments.");
|
|
return false;
|
|
}
|
|
|
|
const std::string& listName = args[1];
|
|
const std::string& variableName = args[args.size() - 1];
|
|
// expand the variable
|
|
std::vector<std::string> varArgsExpanded;
|
|
if ( !this->GetList(varArgsExpanded, listName) )
|
|
{
|
|
this->Makefile->AddDefinition(variableName, "-1");
|
|
return true;
|
|
}
|
|
|
|
std::vector<std::string>::iterator it;
|
|
unsigned int index = 0;
|
|
for ( it = varArgsExpanded.begin(); it != varArgsExpanded.end(); ++ it )
|
|
{
|
|
if ( *it == args[2] )
|
|
{
|
|
char indexString[32];
|
|
sprintf(indexString, "%d", index);
|
|
this->Makefile->AddDefinition(variableName, indexString);
|
|
return true;
|
|
}
|
|
index++;
|
|
}
|
|
|
|
this->Makefile->AddDefinition(variableName, "-1");
|
|
return true;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
bool cmListCommand::HandleInsertCommand(std::vector<std::string> const& args)
|
|
{
|
|
if(args.size() < 4)
|
|
{
|
|
this->SetError("sub-command INSERT requires at least three arguments.");
|
|
return false;
|
|
}
|
|
|
|
const std::string& listName = args[1];
|
|
|
|
// expand the variable
|
|
int item = atoi(args[2].c_str());
|
|
std::vector<std::string> varArgsExpanded;
|
|
if((!this->GetList(varArgsExpanded, listName)
|
|
|| varArgsExpanded.empty()) && item != 0)
|
|
{
|
|
std::ostringstream str;
|
|
str << "index: " << item << " out of range (0, 0)";
|
|
this->SetError(str.str());
|
|
return false;
|
|
}
|
|
|
|
if (!varArgsExpanded.empty())
|
|
{
|
|
size_t nitem = varArgsExpanded.size();
|
|
if ( item < 0 )
|
|
{
|
|
item = (int)nitem + item;
|
|
}
|
|
if ( item < 0 || nitem <= (size_t)item )
|
|
{
|
|
std::ostringstream str;
|
|
str << "index: " << item << " out of range (-"
|
|
<< varArgsExpanded.size() << ", "
|
|
<< (varArgsExpanded.empty() ? 0 : (varArgsExpanded.size() - 1)) << ")";
|
|
this->SetError(str.str());
|
|
return false;
|
|
}
|
|
}
|
|
|
|
varArgsExpanded.insert(varArgsExpanded.begin()+item,
|
|
args.begin() + 3, args.end());
|
|
|
|
std::string value = cmJoin(varArgsExpanded, ";");
|
|
this->Makefile->AddDefinition(listName, value.c_str());
|
|
return true;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
bool cmListCommand
|
|
::HandleRemoveItemCommand(std::vector<std::string> const& args)
|
|
{
|
|
if(args.size() < 3)
|
|
{
|
|
this->SetError("sub-command REMOVE_ITEM requires two or more arguments.");
|
|
return false;
|
|
}
|
|
|
|
const std::string& listName = args[1];
|
|
// expand the variable
|
|
std::vector<std::string> varArgsExpanded;
|
|
if ( !this->GetList(varArgsExpanded, listName) )
|
|
{
|
|
this->SetError("sub-command REMOVE_ITEM requires list to be present.");
|
|
return false;
|
|
}
|
|
|
|
size_t cc;
|
|
for ( cc = 2; cc < args.size(); ++ cc )
|
|
{
|
|
size_t kk = 0;
|
|
while ( kk < varArgsExpanded.size() )
|
|
{
|
|
if ( varArgsExpanded[kk] == args[cc] )
|
|
{
|
|
varArgsExpanded.erase(varArgsExpanded.begin()+kk);
|
|
}
|
|
else
|
|
{
|
|
kk ++;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
std::string value = cmJoin(varArgsExpanded, ";");
|
|
this->Makefile->AddDefinition(listName, value.c_str());
|
|
return true;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
bool cmListCommand
|
|
::HandleReverseCommand(std::vector<std::string> const& args)
|
|
{
|
|
assert(args.size() >= 2);
|
|
if(args.size() > 2)
|
|
{
|
|
this->SetError(
|
|
"sub-command REVERSE only takes one argument.");
|
|
return false;
|
|
}
|
|
|
|
const std::string& listName = args[1];
|
|
// expand the variable
|
|
std::vector<std::string> varArgsExpanded;
|
|
if ( !this->GetList(varArgsExpanded, listName) )
|
|
{
|
|
this->SetError("sub-command REVERSE requires list to be present.");
|
|
return false;
|
|
}
|
|
|
|
std::string value;
|
|
std::vector<std::string>::reverse_iterator it;
|
|
const char* sep = "";
|
|
for ( it = varArgsExpanded.rbegin(); it != varArgsExpanded.rend(); ++ it )
|
|
{
|
|
value += sep;
|
|
value += it->c_str();
|
|
sep = ";";
|
|
}
|
|
|
|
this->Makefile->AddDefinition(listName, value.c_str());
|
|
return true;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
bool cmListCommand
|
|
::HandleRemoveDuplicatesCommand(std::vector<std::string> const& args)
|
|
{
|
|
assert(args.size() >= 2);
|
|
if(args.size() > 2)
|
|
{
|
|
this->SetError(
|
|
"sub-command REMOVE_DUPLICATES only takes one argument.");
|
|
return false;
|
|
}
|
|
|
|
const std::string& listName = args[1];
|
|
// expand the variable
|
|
std::vector<std::string> varArgsExpanded;
|
|
if ( !this->GetList(varArgsExpanded, listName) )
|
|
{
|
|
this->SetError(
|
|
"sub-command REMOVE_DUPLICATES requires list to be present.");
|
|
return false;
|
|
}
|
|
|
|
std::string value;
|
|
|
|
|
|
std::set<std::string> unique;
|
|
std::vector<std::string>::iterator it;
|
|
const char* sep = "";
|
|
for ( it = varArgsExpanded.begin(); it != varArgsExpanded.end(); ++ it )
|
|
{
|
|
if (unique.find(*it) != unique.end())
|
|
{
|
|
continue;
|
|
}
|
|
unique.insert(*it);
|
|
value += sep;
|
|
value += it->c_str();
|
|
sep = ";";
|
|
}
|
|
|
|
|
|
this->Makefile->AddDefinition(listName, value.c_str());
|
|
return true;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
bool cmListCommand
|
|
::HandleSortCommand(std::vector<std::string> const& args)
|
|
{
|
|
assert(args.size() >= 2);
|
|
if(args.size() > 2)
|
|
{
|
|
this->SetError(
|
|
"sub-command SORT only takes one argument.");
|
|
return false;
|
|
}
|
|
|
|
const std::string& listName = args[1];
|
|
// expand the variable
|
|
std::vector<std::string> varArgsExpanded;
|
|
if ( !this->GetList(varArgsExpanded, listName) )
|
|
{
|
|
this->SetError("sub-command SORT requires list to be present.");
|
|
return false;
|
|
}
|
|
|
|
std::sort(varArgsExpanded.begin(), varArgsExpanded.end());
|
|
|
|
std::string value = cmJoin(varArgsExpanded, ";");
|
|
this->Makefile->AddDefinition(listName, value.c_str());
|
|
return true;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
bool cmListCommand::HandleRemoveAtCommand(
|
|
std::vector<std::string> const& args)
|
|
{
|
|
if(args.size() < 3)
|
|
{
|
|
this->SetError("sub-command REMOVE_AT requires at least "
|
|
"two arguments.");
|
|
return false;
|
|
}
|
|
|
|
const std::string& listName = args[1];
|
|
// expand the variable
|
|
std::vector<std::string> varArgsExpanded;
|
|
if ( !this->GetList(varArgsExpanded, listName) )
|
|
{
|
|
this->SetError("sub-command REMOVE_AT requires list to be present.");
|
|
return false;
|
|
}
|
|
// FIXME: Add policy to make non-existing lists an error like empty lists.
|
|
if(varArgsExpanded.empty())
|
|
{
|
|
this->SetError("REMOVE_AT given empty list");
|
|
return false;
|
|
}
|
|
|
|
size_t cc;
|
|
std::vector<size_t> removed;
|
|
for ( cc = 2; cc < args.size(); ++ cc )
|
|
{
|
|
int item = atoi(args[cc].c_str());
|
|
size_t nitem = varArgsExpanded.size();
|
|
if ( item < 0 )
|
|
{
|
|
item = (int)nitem + item;
|
|
}
|
|
if ( item < 0 || nitem <= (size_t)item )
|
|
{
|
|
std::ostringstream str;
|
|
str << "index: " << item << " out of range (-"
|
|
<< varArgsExpanded.size() << ", "
|
|
<< varArgsExpanded.size()-1 << ")";
|
|
this->SetError(str.str());
|
|
return false;
|
|
}
|
|
removed.push_back(static_cast<size_t>(item));
|
|
}
|
|
|
|
std::string value;
|
|
const char* sep = "";
|
|
for ( cc = 0; cc < varArgsExpanded.size(); ++ cc )
|
|
{
|
|
size_t kk;
|
|
bool found = false;
|
|
for ( kk = 0; kk < removed.size(); ++ kk )
|
|
{
|
|
if ( cc == removed[kk] )
|
|
{
|
|
found = true;
|
|
}
|
|
}
|
|
|
|
if ( !found )
|
|
{
|
|
value += sep;
|
|
value += varArgsExpanded[cc];
|
|
sep = ";";
|
|
}
|
|
}
|
|
|
|
this->Makefile->AddDefinition(listName, value.c_str());
|
|
return true;
|
|
}
|
|
|