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84 lines
2.5 KiB
84 lines
2.5 KiB
/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
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file Copyright.txt or https://cmake.org/licensing for details. */
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#include "cmGetTargetPropertyCommand.h"
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#include <sstream>
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#include "cmExecutionStatus.h"
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#include "cmListFileCache.h"
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#include "cmMakefile.h"
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#include "cmMessageType.h"
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#include "cmPolicies.h"
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#include "cmTarget.h"
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#include "cmTargetPropertyComputer.h"
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class cmMessenger;
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bool cmGetTargetPropertyCommand(std::vector<std::string> const& args,
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cmExecutionStatus& status)
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{
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if (args.size() != 3) {
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status.SetError("called with incorrect number of arguments");
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return false;
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}
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std::string const& var = args[0];
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std::string const& targetName = args[1];
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std::string prop;
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bool prop_exists = false;
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cmMakefile& mf = status.GetMakefile();
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if (cmTarget* tgt = mf.FindTargetToUse(targetName)) {
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if (args[2] == "ALIASED_TARGET") {
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if (mf.IsAlias(targetName)) {
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prop = tgt->GetName();
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prop_exists = true;
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}
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} else if (!args[2].empty()) {
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const char* prop_cstr = nullptr;
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cmListFileBacktrace bt = mf.GetBacktrace();
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cmMessenger* messenger = mf.GetMessenger();
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if (cmTargetPropertyComputer::PassesWhitelist(tgt->GetType(), args[2],
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messenger, bt)) {
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prop_cstr = tgt->GetComputedProperty(args[2], messenger, bt);
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if (!prop_cstr) {
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prop_cstr = tgt->GetProperty(args[2]);
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}
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}
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if (prop_cstr) {
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prop = prop_cstr;
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prop_exists = true;
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}
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}
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} else {
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bool issueMessage = false;
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std::ostringstream e;
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MessageType messageType = MessageType::AUTHOR_WARNING;
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switch (mf.GetPolicyStatus(cmPolicies::CMP0045)) {
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case cmPolicies::WARN:
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issueMessage = true;
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e << cmPolicies::GetPolicyWarning(cmPolicies::CMP0045) << "\n";
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case cmPolicies::OLD:
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break;
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case cmPolicies::REQUIRED_IF_USED:
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case cmPolicies::REQUIRED_ALWAYS:
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case cmPolicies::NEW:
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issueMessage = true;
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messageType = MessageType::FATAL_ERROR;
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}
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if (issueMessage) {
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e << "get_target_property() called with non-existent target \""
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<< targetName << "\".";
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mf.IssueMessage(messageType, e.str());
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if (messageType == MessageType::FATAL_ERROR) {
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return false;
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}
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}
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}
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if (prop_exists) {
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mf.AddDefinition(var, prop);
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return true;
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}
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mf.AddDefinition(var, var + "-NOTFOUND");
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return true;
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}
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