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/*============================================================================
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 "cmIDEOptions.h"
#include "cmSystemTools.h"
#include <cmsys/String.h>
cmIDEOptions::cmIDEOptions()
{
this->DoingDefine = false;
this->AllowDefine = true;
this->AllowSlash = false;
this->DoingFollowing = 0;
for(int i=0; i < FlagTableCount; ++i)
{
this->FlagTable[i] = 0;
}
}
cmIDEOptions::~cmIDEOptions()
{
}
void cmIDEOptions::HandleFlag(const char* flag)
{
// If the last option was -D then this option is the definition.
if(this->DoingDefine)
{
this->DoingDefine = false;
this->Defines.push_back(flag);
return;
}
// If the last option expected a following value, this is it.
if(this->DoingFollowing)
{
this->FlagMapUpdate(this->DoingFollowing, flag);
this->DoingFollowing = 0;
return;
}
// Look for known arguments.
if(flag[0] == '-' || (this->AllowSlash && flag[0] == '/'))
{
// Look for preprocessor definitions.
if(this->AllowDefine && flag[1] == 'D')
{
if(flag[2] == '\0')
{
// The next argument will have the definition.
this->DoingDefine = true;
}
else
{
// Store this definition.
this->Defines.push_back(flag+2);
}
return;
}
// Look through the available flag tables.
bool flag_handled = false;
for(int i=0; i < FlagTableCount && this->FlagTable[i]; ++i)
{
if(this->CheckFlagTable(this->FlagTable[i], flag, flag_handled))
{
return;
}
}
// If any map entry handled the flag we are done.
if(flag_handled)
{
return;
}
}
// This option is not known. Store it in the output flags.
this->StoreUnknownFlag(flag);
}
bool cmIDEOptions::CheckFlagTable(cmIDEFlagTable const* table,
const char* flag, bool& flag_handled)
{
// Look for an entry in the flag table matching this flag.
for(cmIDEFlagTable const* entry = table; entry->IDEName; ++entry)
{
bool entry_found = false;
if(entry->special & cmIDEFlagTable::UserValue)
{
// This flag table entry accepts a user-specified value. If
// the entry specifies UserRequired we must match only if a
// non-empty value is given.
int n = static_cast<int>(strlen(entry->commandFlag));
if((strncmp(flag+1, entry->commandFlag, n) == 0 ||
(entry->special & cmIDEFlagTable::CaseInsensitive &&
cmsysString_strncasecmp(flag+1, entry->commandFlag, n))) &&
(!(entry->special & cmIDEFlagTable::UserRequired) ||
static_cast<int>(strlen(flag+1)) > n))
{
this->FlagMapUpdate(entry, flag+n+1);
entry_found = true;
}
}
else if(strcmp(flag+1, entry->commandFlag) == 0 ||
(entry->special & cmIDEFlagTable::CaseInsensitive &&
cmsysString_strcasecmp(flag+1, entry->commandFlag) == 0))
{
if(entry->special & cmIDEFlagTable::UserFollowing)
{
// This flag expects a value in the following argument.
this->DoingFollowing = entry;
}
else
{
// This flag table entry provides a fixed value.
this->FlagMap[entry->IDEName] = entry->value;
}
entry_found = true;
}
// If the flag has been handled by an entry not requesting a
// search continuation we are done.
if(entry_found && !(entry->special & cmIDEFlagTable::Continue))
{
return true;
}
// If the entry was found the flag has been handled.
flag_handled = flag_handled || entry_found;
}
return false;
}
void cmIDEOptions::FlagMapUpdate(cmIDEFlagTable const* entry,
const char* new_value)
{
if(entry->special & cmIDEFlagTable::UserIgnored)
{
// Ignore the user-specified value.
this->FlagMap[entry->IDEName] = entry->value;
}
else if(entry->special & cmIDEFlagTable::SemicolonAppendable)
{
this->FlagMap[entry->IDEName].push_back(new_value);
}
else
{
// Use the user-specified value.
this->FlagMap[entry->IDEName] = new_value;
}
}
void cmIDEOptions::AddDefine(const std::string& def)
{
this->Defines.push_back(def);
}
void cmIDEOptions::AddDefines(const char* defines)
{
if(defines)
{
// Expand the list of definitions.
cmSystemTools::ExpandListArgument(defines, this->Defines);
}
}
void cmIDEOptions::AddDefines(const std::vector<std::string> &defines)
{
this->Defines.insert(this->Defines.end(), defines.begin(), defines.end());
}
void cmIDEOptions::AddFlag(const char* flag, const char* value)
{
this->FlagMap[flag] = value;
}
void cmIDEOptions::AddFlag(const char* flag,
std::vector<std::string> const& value)
{
this->FlagMap[flag] = value;
}
void cmIDEOptions::AppendFlag(std::string const& flag,
std::string const& value)
{
this->FlagMap[flag].push_back(value);
}
void cmIDEOptions::AppendFlag(std::string const& flag,
std::vector<std::string> const& value)
{
FlagValue& fv = this->FlagMap[flag];
std::copy(value.begin(), value.end(), std::back_inserter(fv));
}
void cmIDEOptions::RemoveFlag(const char* flag)
{
this->FlagMap.erase(flag);
}
bool cmIDEOptions::HasFlag(std::string const& flag) const
{
return this->FlagMap.find(flag) != this->FlagMap.end();
}
const char* cmIDEOptions::GetFlag(const char* flag)
{
// This method works only for single-valued flags!
std::map<std::string, FlagValue>::iterator i = this->FlagMap.find(flag);
if(i != this->FlagMap.end() && i->second.size() == 1)
{
return i->second[0].c_str();
}
return 0;
}
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