CMake/Source/cmSetPropertyCommand.cxx
2016-10-30 18:34:06 +01:00

440 lines
12 KiB
C++

/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#include "cmSetPropertyCommand.h"
#include <sstream>
#include "cmGlobalGenerator.h"
#include "cmInstalledFile.h"
#include "cmMakefile.h"
#include "cmProperty.h"
#include "cmSourceFile.h"
#include "cmState.h"
#include "cmSystemTools.h"
#include "cmTarget.h"
#include "cmTest.h"
#include "cmake.h"
class cmExecutionStatus;
cmSetPropertyCommand::cmSetPropertyCommand()
{
this->AppendMode = false;
this->AppendAsString = false;
this->Remove = true;
}
bool cmSetPropertyCommand::InitialPass(std::vector<std::string> const& args,
cmExecutionStatus&)
{
if (args.size() < 2) {
this->SetError("called with incorrect number of arguments");
return false;
}
// Get the scope on which to set the property.
std::vector<std::string>::const_iterator arg = args.begin();
cmProperty::ScopeType scope;
if (*arg == "GLOBAL") {
scope = cmProperty::GLOBAL;
} else if (*arg == "DIRECTORY") {
scope = cmProperty::DIRECTORY;
} else if (*arg == "TARGET") {
scope = cmProperty::TARGET;
} else if (*arg == "SOURCE") {
scope = cmProperty::SOURCE_FILE;
} else if (*arg == "TEST") {
scope = cmProperty::TEST;
} else if (*arg == "CACHE") {
scope = cmProperty::CACHE;
} else if (*arg == "INSTALL") {
scope = cmProperty::INSTALL;
} else {
std::ostringstream e;
e << "given invalid scope " << *arg << ". "
<< "Valid scopes are GLOBAL, DIRECTORY, "
"TARGET, SOURCE, TEST, CACHE, INSTALL.";
this->SetError(e.str());
return false;
}
// Parse the rest of the arguments up to the values.
enum Doing
{
DoingNone,
DoingNames,
DoingProperty,
DoingValues
};
Doing doing = DoingNames;
const char* sep = "";
for (++arg; arg != args.end(); ++arg) {
if (*arg == "PROPERTY") {
doing = DoingProperty;
} else if (*arg == "APPEND") {
doing = DoingNone;
this->AppendMode = true;
this->Remove = false;
this->AppendAsString = false;
} else if (*arg == "APPEND_STRING") {
doing = DoingNone;
this->AppendMode = true;
this->Remove = false;
this->AppendAsString = true;
} else if (doing == DoingNames) {
this->Names.insert(*arg);
} else if (doing == DoingProperty) {
this->PropertyName = *arg;
doing = DoingValues;
} else if (doing == DoingValues) {
this->PropertyValue += sep;
sep = ";";
this->PropertyValue += *arg;
this->Remove = false;
} else {
std::ostringstream e;
e << "given invalid argument \"" << *arg << "\".";
this->SetError(e.str());
return false;
}
}
// Make sure a property name was found.
if (this->PropertyName.empty()) {
this->SetError("not given a PROPERTY <name> argument.");
return false;
}
// Dispatch property setting.
switch (scope) {
case cmProperty::GLOBAL:
return this->HandleGlobalMode();
case cmProperty::DIRECTORY:
return this->HandleDirectoryMode();
case cmProperty::TARGET:
return this->HandleTargetMode();
case cmProperty::SOURCE_FILE:
return this->HandleSourceMode();
case cmProperty::TEST:
return this->HandleTestMode();
case cmProperty::CACHE:
return this->HandleCacheMode();
case cmProperty::INSTALL:
return this->HandleInstallMode();
case cmProperty::VARIABLE:
case cmProperty::CACHED_VARIABLE:
break; // should never happen
}
return true;
}
bool cmSetPropertyCommand::HandleGlobalMode()
{
if (!this->Names.empty()) {
this->SetError("given names for GLOBAL scope.");
return false;
}
// Set or append the property.
cmake* cm = this->Makefile->GetCMakeInstance();
const char* name = this->PropertyName.c_str();
const char* value = this->PropertyValue.c_str();
if (this->Remove) {
value = CM_NULLPTR;
}
if (this->AppendMode) {
cm->AppendProperty(name, value ? value : "", this->AppendAsString);
} else {
cm->SetProperty(name, value);
}
return true;
}
bool cmSetPropertyCommand::HandleDirectoryMode()
{
if (this->Names.size() > 1) {
this->SetError("allows at most one name for DIRECTORY scope.");
return false;
}
// Default to the current directory.
cmMakefile* mf = this->Makefile;
// Lookup the directory if given.
if (!this->Names.empty()) {
// Construct the directory name. Interpret relative paths with
// respect to the current directory.
std::string dir = *this->Names.begin();
if (!cmSystemTools::FileIsFullPath(dir.c_str())) {
dir = this->Makefile->GetCurrentSourceDirectory();
dir += "/";
dir += *this->Names.begin();
}
// The local generators are associated with collapsed paths.
dir = cmSystemTools::CollapseFullPath(dir);
mf = this->Makefile->GetGlobalGenerator()->FindMakefile(dir);
if (!mf) {
// Could not find the directory.
this->SetError(
"DIRECTORY scope provided but requested directory was not found. "
"This could be because the directory argument was invalid or, "
"it is valid but has not been processed yet.");
return false;
}
}
// Set or append the property.
const char* name = this->PropertyName.c_str();
const char* value = this->PropertyValue.c_str();
if (this->Remove) {
value = CM_NULLPTR;
}
if (this->AppendMode) {
mf->AppendProperty(name, value ? value : "", this->AppendAsString);
} else {
mf->SetProperty(name, value);
}
return true;
}
bool cmSetPropertyCommand::HandleTargetMode()
{
for (std::set<std::string>::const_iterator ni = this->Names.begin();
ni != this->Names.end(); ++ni) {
if (this->Makefile->IsAlias(*ni)) {
this->SetError("can not be used on an ALIAS target.");
return false;
}
if (cmTarget* target = this->Makefile->FindTargetToUse(*ni)) {
// Handle the current target.
if (!this->HandleTarget(target)) {
return false;
}
} else {
std::ostringstream e;
e << "could not find TARGET " << *ni
<< ". Perhaps it has not yet been created.";
this->SetError(e.str());
return false;
}
}
return true;
}
bool cmSetPropertyCommand::HandleTarget(cmTarget* target)
{
// Set or append the property.
const char* name = this->PropertyName.c_str();
const char* value = this->PropertyValue.c_str();
if (this->Remove) {
value = CM_NULLPTR;
}
if (this->AppendMode) {
target->AppendProperty(name, value, this->AppendAsString);
} else {
target->SetProperty(name, value);
}
// Check the resulting value.
target->CheckProperty(name, this->Makefile);
return true;
}
bool cmSetPropertyCommand::HandleSourceMode()
{
for (std::set<std::string>::const_iterator ni = this->Names.begin();
ni != this->Names.end(); ++ni) {
// Get the source file.
if (cmSourceFile* sf = this->Makefile->GetOrCreateSource(*ni)) {
if (!this->HandleSource(sf)) {
return false;
}
} else {
std::ostringstream e;
e << "given SOURCE name that could not be found or created: " << *ni;
this->SetError(e.str());
return false;
}
}
return true;
}
bool cmSetPropertyCommand::HandleSource(cmSourceFile* sf)
{
// Set or append the property.
const char* name = this->PropertyName.c_str();
const char* value = this->PropertyValue.c_str();
if (this->Remove) {
value = CM_NULLPTR;
}
if (this->AppendMode) {
sf->AppendProperty(name, value, this->AppendAsString);
} else {
sf->SetProperty(name, value);
}
return true;
}
bool cmSetPropertyCommand::HandleTestMode()
{
// Look for tests with all names given.
std::set<std::string>::iterator next;
for (std::set<std::string>::iterator ni = this->Names.begin();
ni != this->Names.end(); ni = next) {
next = ni;
++next;
if (cmTest* test = this->Makefile->GetTest(*ni)) {
if (this->HandleTest(test)) {
this->Names.erase(ni);
} else {
return false;
}
}
}
// Names that are still left were not found.
if (!this->Names.empty()) {
std::ostringstream e;
e << "given TEST names that do not exist:\n";
for (std::set<std::string>::const_iterator ni = this->Names.begin();
ni != this->Names.end(); ++ni) {
e << " " << *ni << "\n";
}
this->SetError(e.str());
return false;
}
return true;
}
bool cmSetPropertyCommand::HandleTest(cmTest* test)
{
// Set or append the property.
const char* name = this->PropertyName.c_str();
const char* value = this->PropertyValue.c_str();
if (this->Remove) {
value = CM_NULLPTR;
}
if (this->AppendMode) {
test->AppendProperty(name, value, this->AppendAsString);
} else {
test->SetProperty(name, value);
}
return true;
}
bool cmSetPropertyCommand::HandleCacheMode()
{
if (this->PropertyName == "ADVANCED") {
if (!this->Remove && !cmSystemTools::IsOn(this->PropertyValue.c_str()) &&
!cmSystemTools::IsOff(this->PropertyValue.c_str())) {
std::ostringstream e;
e << "given non-boolean value \"" << this->PropertyValue
<< "\" for CACHE property \"ADVANCED\". ";
this->SetError(e.str());
return false;
}
} else if (this->PropertyName == "TYPE") {
if (!cmState::IsCacheEntryType(this->PropertyValue)) {
std::ostringstream e;
e << "given invalid CACHE entry TYPE \"" << this->PropertyValue << "\"";
this->SetError(e.str());
return false;
}
} else if (this->PropertyName != "HELPSTRING" &&
this->PropertyName != "STRINGS" &&
this->PropertyName != "VALUE") {
std::ostringstream e;
e << "given invalid CACHE property " << this->PropertyName << ". "
<< "Settable CACHE properties are: "
<< "ADVANCED, HELPSTRING, STRINGS, TYPE, and VALUE.";
this->SetError(e.str());
return false;
}
for (std::set<std::string>::const_iterator ni = this->Names.begin();
ni != this->Names.end(); ++ni) {
// Get the source file.
cmMakefile* mf = this->GetMakefile();
cmake* cm = mf->GetCMakeInstance();
const char* existingValue = cm->GetState()->GetCacheEntryValue(*ni);
if (existingValue) {
if (!this->HandleCacheEntry(*ni)) {
return false;
}
} else {
std::ostringstream e;
e << "could not find CACHE variable " << *ni
<< ". Perhaps it has not yet been created.";
this->SetError(e.str());
return false;
}
}
return true;
}
bool cmSetPropertyCommand::HandleCacheEntry(std::string const& cacheKey)
{
// Set or append the property.
const char* name = this->PropertyName.c_str();
const char* value = this->PropertyValue.c_str();
cmState* state = this->Makefile->GetState();
if (this->Remove) {
state->RemoveCacheEntryProperty(cacheKey, name);
}
if (this->AppendMode) {
state->AppendCacheEntryProperty(cacheKey, name, value,
this->AppendAsString);
} else {
state->SetCacheEntryProperty(cacheKey, name, value);
}
return true;
}
bool cmSetPropertyCommand::HandleInstallMode()
{
cmake* cm = this->Makefile->GetCMakeInstance();
for (std::set<std::string>::const_iterator i = this->Names.begin();
i != this->Names.end(); ++i) {
if (cmInstalledFile* file =
cm->GetOrCreateInstalledFile(this->Makefile, *i)) {
if (!this->HandleInstall(file)) {
return false;
}
} else {
std::ostringstream e;
e << "given INSTALL name that could not be found or created: " << *i;
this->SetError(e.str());
return false;
}
}
return true;
}
bool cmSetPropertyCommand::HandleInstall(cmInstalledFile* file)
{
// Set or append the property.
std::string const& name = this->PropertyName;
cmMakefile* mf = this->Makefile;
const char* value = this->PropertyValue.c_str();
if (this->Remove) {
file->RemoveProperty(name);
} else if (this->AppendMode) {
file->AppendProperty(mf, name, value, this->AppendAsString);
} else {
file->SetProperty(mf, name, value);
}
return true;
}