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1277 lines
37 KiB
1277 lines
37 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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// NOLINTNEXTLINE(bugprone-reserved-identifier)
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#define _SCL_SECURE_NO_WARNINGS
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#include "cmStringCommand.h"
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#include <algorithm>
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#include <cctype>
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#include <cstdio>
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#include <cstdlib>
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#include <limits>
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#include <memory>
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#include <stdexcept>
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#include <utility>
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#include <cm/iterator>
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#include <cm/optional>
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#include <cm/string_view>
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#include <cmext/string_view>
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#include <cm3p/json/reader.h>
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#include <cm3p/json/value.h>
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#include <cm3p/json/writer.h>
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#include "cmsys/RegularExpression.hxx"
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#include "cmCryptoHash.h"
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#include "cmExecutionStatus.h"
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#include "cmGeneratorExpression.h"
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#include "cmMakefile.h"
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#include "cmMessageType.h"
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#include "cmRange.h"
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#include "cmStringAlgorithms.h"
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#include "cmStringReplaceHelper.h"
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#include "cmSubcommandTable.h"
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#include "cmSystemTools.h"
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#include "cmTimestamp.h"
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#include "cmUuid.h"
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#include "cmValue.h"
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namespace {
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bool RegexMatch(std::vector<std::string> const& args,
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cmExecutionStatus& status);
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bool RegexMatchAll(std::vector<std::string> const& args,
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cmExecutionStatus& status);
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bool RegexReplace(std::vector<std::string> const& args,
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cmExecutionStatus& status);
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bool joinImpl(std::vector<std::string> const& args, std::string const& glue,
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size_t varIdx, cmMakefile& makefile);
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bool HandleHashCommand(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(
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cmStrCat(args[0], " requires an output variable and an input string"));
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return false;
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}
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std::unique_ptr<cmCryptoHash> hash(cmCryptoHash::New(args[0]));
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if (hash) {
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std::string out = hash->HashString(args[2]);
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status.GetMakefile().AddDefinition(args[1], out);
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return true;
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}
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return false;
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}
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bool HandleToUpperLowerCommand(std::vector<std::string> const& args,
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bool toUpper, cmExecutionStatus& status)
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{
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if (args.size() < 3) {
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status.SetError("no output variable specified");
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return false;
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}
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std::string const& outvar = args[2];
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std::string output;
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if (toUpper) {
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output = cmSystemTools::UpperCase(args[1]);
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} else {
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output = cmSystemTools::LowerCase(args[1]);
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}
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// Store the output in the provided variable.
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status.GetMakefile().AddDefinition(outvar, output);
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return true;
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}
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bool HandleToUpperCommand(std::vector<std::string> const& args,
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cmExecutionStatus& status)
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{
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return HandleToUpperLowerCommand(args, true, status);
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}
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bool HandleToLowerCommand(std::vector<std::string> const& args,
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cmExecutionStatus& status)
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{
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return HandleToUpperLowerCommand(args, false, status);
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}
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bool HandleAsciiCommand(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("No output variable specified");
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return false;
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}
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std::string::size_type cc;
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std::string const& outvar = args.back();
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std::string output;
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for (cc = 1; cc < args.size() - 1; cc++) {
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int ch = atoi(args[cc].c_str());
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if (ch > 0 && ch < 256) {
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output += static_cast<char>(ch);
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} else {
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std::string error =
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cmStrCat("Character with code ", args[cc], " does not exist.");
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status.SetError(error);
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return false;
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}
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}
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// Store the output in the provided variable.
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status.GetMakefile().AddDefinition(outvar, output);
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return true;
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}
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bool HandleHexCommand(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("Incorrect number of arguments");
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return false;
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}
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auto const& instr = args[1];
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auto const& outvar = args[2];
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std::string output(instr.size() * 2, ' ');
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std::string::size_type hexIndex = 0;
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for (auto const& c : instr) {
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snprintf(&output[hexIndex], 3, "%.2x",
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static_cast<unsigned char>(c) & 0xFF);
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hexIndex += 2;
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}
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status.GetMakefile().AddDefinition(outvar, output);
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return true;
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}
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bool HandleConfigureCommand(std::vector<std::string> const& args,
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cmExecutionStatus& status)
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{
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if (args.size() < 2) {
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status.SetError("No input string specified.");
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return false;
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}
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if (args.size() < 3) {
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status.SetError("No output variable specified.");
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return false;
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}
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// Parse options.
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bool escapeQuotes = false;
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bool atOnly = false;
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for (unsigned int i = 3; i < args.size(); ++i) {
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if (args[i] == "@ONLY") {
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atOnly = true;
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} else if (args[i] == "ESCAPE_QUOTES") {
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escapeQuotes = true;
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} else {
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status.SetError(cmStrCat("Unrecognized argument \"", args[i], "\""));
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return false;
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}
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}
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// Configure the string.
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std::string output;
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status.GetMakefile().ConfigureString(args[1], output, atOnly, escapeQuotes);
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// Store the output in the provided variable.
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status.GetMakefile().AddDefinition(args[2], output);
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return true;
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}
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bool HandleRegexCommand(std::vector<std::string> const& args,
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cmExecutionStatus& status)
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{
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if (args.size() < 2) {
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status.SetError("sub-command REGEX requires a mode to be specified.");
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return false;
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}
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std::string const& mode = args[1];
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if (mode == "MATCH") {
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if (args.size() < 5) {
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status.SetError("sub-command REGEX, mode MATCH needs "
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"at least 5 arguments total to command.");
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return false;
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}
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return RegexMatch(args, status);
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}
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if (mode == "MATCHALL") {
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if (args.size() < 5) {
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status.SetError("sub-command REGEX, mode MATCHALL needs "
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"at least 5 arguments total to command.");
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return false;
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}
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return RegexMatchAll(args, status);
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}
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if (mode == "REPLACE") {
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if (args.size() < 6) {
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status.SetError("sub-command REGEX, mode REPLACE needs "
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"at least 6 arguments total to command.");
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return false;
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}
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return RegexReplace(args, status);
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}
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std::string e = "sub-command REGEX does not recognize mode " + mode;
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status.SetError(e);
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return false;
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}
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bool RegexMatch(std::vector<std::string> const& args,
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cmExecutionStatus& status)
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{
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//"STRING(REGEX MATCH <regular_expression> <output variable>
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// <input> [<input>...])\n";
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std::string const& regex = args[2];
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std::string const& outvar = args[3];
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status.GetMakefile().ClearMatches();
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// Compile the regular expression.
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cmsys::RegularExpression re;
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if (!re.compile(regex)) {
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std::string e =
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"sub-command REGEX, mode MATCH failed to compile regex \"" + regex +
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"\".";
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status.SetError(e);
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return false;
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}
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// Concatenate all the last arguments together.
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std::string input = cmJoin(cmMakeRange(args).advance(4), std::string());
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// Scan through the input for all matches.
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std::string output;
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if (re.find(input)) {
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status.GetMakefile().StoreMatches(re);
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std::string::size_type l = re.start();
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std::string::size_type r = re.end();
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if (r - l == 0) {
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std::string e = "sub-command REGEX, mode MATCH regex \"" + regex +
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"\" matched an empty string.";
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status.SetError(e);
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return false;
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}
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output = input.substr(l, r - l);
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}
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// Store the output in the provided variable.
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status.GetMakefile().AddDefinition(outvar, output);
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return true;
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}
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bool RegexMatchAll(std::vector<std::string> const& args,
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cmExecutionStatus& status)
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{
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//"STRING(REGEX MATCHALL <regular_expression> <output variable> <input>
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// [<input>...])\n";
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std::string const& regex = args[2];
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std::string const& outvar = args[3];
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status.GetMakefile().ClearMatches();
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// Compile the regular expression.
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cmsys::RegularExpression re;
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if (!re.compile(regex)) {
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std::string e =
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"sub-command REGEX, mode MATCHALL failed to compile regex \"" + regex +
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"\".";
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status.SetError(e);
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return false;
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}
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// Concatenate all the last arguments together.
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std::string input = cmJoin(cmMakeRange(args).advance(4), std::string());
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// Scan through the input for all matches.
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std::string output;
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const char* p = input.c_str();
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while (re.find(p)) {
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status.GetMakefile().ClearMatches();
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status.GetMakefile().StoreMatches(re);
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std::string::size_type l = re.start();
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std::string::size_type r = re.end();
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if (r - l == 0) {
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std::string e = "sub-command REGEX, mode MATCHALL regex \"" + regex +
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"\" matched an empty string.";
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status.SetError(e);
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return false;
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}
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if (!output.empty()) {
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output += ";";
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}
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output += std::string(p + l, r - l);
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p += r;
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}
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// Store the output in the provided variable.
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status.GetMakefile().AddDefinition(outvar, output);
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return true;
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}
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bool RegexReplace(std::vector<std::string> const& args,
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cmExecutionStatus& status)
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{
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//"STRING(REGEX REPLACE <regular_expression> <replace_expression>
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// <output variable> <input> [<input>...])\n"
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std::string const& regex = args[2];
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std::string const& replace = args[3];
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std::string const& outvar = args[4];
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cmStringReplaceHelper replaceHelper(regex, replace, &status.GetMakefile());
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if (!replaceHelper.IsReplaceExpressionValid()) {
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status.SetError(
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"sub-command REGEX, mode REPLACE: " + replaceHelper.GetError() + ".");
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return false;
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}
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status.GetMakefile().ClearMatches();
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if (!replaceHelper.IsRegularExpressionValid()) {
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std::string e =
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"sub-command REGEX, mode REPLACE failed to compile regex \"" + regex +
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"\".";
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status.SetError(e);
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return false;
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}
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// Concatenate all the last arguments together.
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const std::string input =
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cmJoin(cmMakeRange(args).advance(5), std::string());
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std::string output;
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if (!replaceHelper.Replace(input, output)) {
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status.SetError(
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"sub-command REGEX, mode REPLACE: " + replaceHelper.GetError() + ".");
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return false;
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}
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// Store the output in the provided variable.
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status.GetMakefile().AddDefinition(outvar, output);
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return true;
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}
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bool HandleFindCommand(std::vector<std::string> const& args,
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cmExecutionStatus& status)
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{
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// check if all required parameters were passed
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if (args.size() < 4 || args.size() > 5) {
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status.SetError("sub-command FIND requires 3 or 4 parameters.");
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return false;
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}
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// check if the reverse flag was set or not
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bool reverseMode = false;
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if (args.size() == 5 && args[4] == "REVERSE") {
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reverseMode = true;
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}
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// if we have 5 arguments the last one must be REVERSE
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if (args.size() == 5 && args[4] != "REVERSE") {
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status.SetError("sub-command FIND: unknown last parameter");
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return false;
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}
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// local parameter names.
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const std::string& sstring = args[1];
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const std::string& schar = args[2];
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const std::string& outvar = args[3];
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// ensure that the user cannot accidentally specify REVERSE as a variable
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if (outvar == "REVERSE") {
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status.SetError("sub-command FIND does not allow one to select REVERSE as "
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"the output variable. "
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"Maybe you missed the actual output variable?");
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return false;
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}
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// try to find the character and return its position
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size_t pos;
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if (!reverseMode) {
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pos = sstring.find(schar);
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} else {
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pos = sstring.rfind(schar);
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}
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if (std::string::npos != pos) {
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status.GetMakefile().AddDefinition(outvar, std::to_string(pos));
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return true;
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}
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// the character was not found, but this is not really an error
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status.GetMakefile().AddDefinition(outvar, "-1");
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return true;
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}
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bool HandleCompareCommand(std::vector<std::string> const& args,
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cmExecutionStatus& status)
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{
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if (args.size() < 2) {
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status.SetError("sub-command COMPARE requires a mode to be specified.");
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return false;
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}
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std::string const& mode = args[1];
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if ((mode == "EQUAL") || (mode == "NOTEQUAL") || (mode == "LESS") ||
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(mode == "LESS_EQUAL") || (mode == "GREATER") ||
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(mode == "GREATER_EQUAL")) {
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if (args.size() < 5) {
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std::string e =
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cmStrCat("sub-command COMPARE, mode ", mode,
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" needs at least 5 arguments total to command.");
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status.SetError(e);
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return false;
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}
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const std::string& left = args[2];
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const std::string& right = args[3];
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const std::string& outvar = args[4];
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bool result;
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if (mode == "LESS") {
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result = (left < right);
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} else if (mode == "LESS_EQUAL") {
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result = (left <= right);
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} else if (mode == "GREATER") {
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result = (left > right);
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} else if (mode == "GREATER_EQUAL") {
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result = (left >= right);
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} else if (mode == "EQUAL") {
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result = (left == right);
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} else // if(mode == "NOTEQUAL")
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{
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result = !(left == right);
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}
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if (result) {
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status.GetMakefile().AddDefinition(outvar, "1");
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} else {
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status.GetMakefile().AddDefinition(outvar, "0");
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}
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return true;
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}
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std::string e = "sub-command COMPARE does not recognize mode " + mode;
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status.SetError(e);
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return false;
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}
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bool HandleReplaceCommand(std::vector<std::string> const& args,
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cmExecutionStatus& status)
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{
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if (args.size() < 5) {
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status.SetError("sub-command REPLACE requires at least four arguments.");
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return false;
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}
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const std::string& matchExpression = args[1];
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const std::string& replaceExpression = args[2];
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const std::string& variableName = args[3];
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std::string input = cmJoin(cmMakeRange(args).advance(4), std::string());
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cmsys::SystemTools::ReplaceString(input, matchExpression.c_str(),
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replaceExpression.c_str());
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status.GetMakefile().AddDefinition(variableName, input);
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return true;
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}
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bool HandleSubstringCommand(std::vector<std::string> const& args,
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cmExecutionStatus& status)
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{
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if (args.size() != 5) {
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status.SetError("sub-command SUBSTRING requires four arguments.");
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return false;
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}
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const std::string& stringValue = args[1];
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int begin = atoi(args[2].c_str());
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int end = atoi(args[3].c_str());
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const std::string& variableName = args[4];
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size_t stringLength = stringValue.size();
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int intStringLength = static_cast<int>(stringLength);
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if (begin < 0 || begin > intStringLength) {
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status.SetError(
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cmStrCat("begin index: ", begin, " is out of range 0 - ", stringLength));
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return false;
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}
|
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if (end < -1) {
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status.SetError(cmStrCat("end index: ", end, " should be -1 or greater"));
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return false;
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}
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status.GetMakefile().AddDefinition(variableName,
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stringValue.substr(begin, end));
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return true;
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}
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bool HandleLengthCommand(std::vector<std::string> const& args,
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cmExecutionStatus& status)
|
|
{
|
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if (args.size() != 3) {
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status.SetError("sub-command LENGTH requires two arguments.");
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return false;
|
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}
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|
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const std::string& stringValue = args[1];
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const std::string& variableName = args[2];
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size_t length = stringValue.size();
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char buffer[1024];
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snprintf(buffer, sizeof(buffer), "%d", static_cast<int>(length));
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status.GetMakefile().AddDefinition(variableName, buffer);
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return true;
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}
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|
|
bool HandleAppendCommand(std::vector<std::string> const& args,
|
|
cmExecutionStatus& status)
|
|
{
|
|
if (args.size() < 2) {
|
|
status.SetError("sub-command APPEND requires at least one argument.");
|
|
return false;
|
|
}
|
|
|
|
// Skip if nothing to append.
|
|
if (args.size() < 3) {
|
|
return true;
|
|
}
|
|
|
|
auto const& variableName = args[1];
|
|
|
|
cm::string_view oldView{ status.GetMakefile().GetSafeDefinition(
|
|
variableName) };
|
|
|
|
auto const newValue = cmJoin(cmMakeRange(args).advance(2), {}, oldView);
|
|
status.GetMakefile().AddDefinition(variableName, newValue);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool HandlePrependCommand(std::vector<std::string> const& args,
|
|
cmExecutionStatus& status)
|
|
{
|
|
if (args.size() < 2) {
|
|
status.SetError("sub-command PREPEND requires at least one argument.");
|
|
return false;
|
|
}
|
|
|
|
// Skip if nothing to prepend.
|
|
if (args.size() < 3) {
|
|
return true;
|
|
}
|
|
|
|
const std::string& variable = args[1];
|
|
|
|
std::string value = cmJoin(cmMakeRange(args).advance(2), std::string());
|
|
cmValue oldValue = status.GetMakefile().GetDefinition(variable);
|
|
if (oldValue) {
|
|
value += *oldValue;
|
|
}
|
|
status.GetMakefile().AddDefinition(variable, value);
|
|
return true;
|
|
}
|
|
|
|
bool HandleConcatCommand(std::vector<std::string> const& args,
|
|
cmExecutionStatus& status)
|
|
{
|
|
if (args.size() < 2) {
|
|
status.SetError("sub-command CONCAT requires at least one argument.");
|
|
return false;
|
|
}
|
|
|
|
return joinImpl(args, std::string(), 1, status.GetMakefile());
|
|
}
|
|
|
|
bool HandleJoinCommand(std::vector<std::string> const& args,
|
|
cmExecutionStatus& status)
|
|
{
|
|
if (args.size() < 3) {
|
|
status.SetError("sub-command JOIN requires at least two arguments.");
|
|
return false;
|
|
}
|
|
|
|
return joinImpl(args, args[1], 2, status.GetMakefile());
|
|
}
|
|
|
|
bool joinImpl(std::vector<std::string> const& args, std::string const& glue,
|
|
const size_t varIdx, cmMakefile& makefile)
|
|
{
|
|
std::string const& variableName = args[varIdx];
|
|
// NOTE Items to concat/join placed right after the variable for
|
|
// both `CONCAT` and `JOIN` sub-commands.
|
|
std::string value = cmJoin(cmMakeRange(args).advance(varIdx + 1), glue);
|
|
|
|
makefile.AddDefinition(variableName, value);
|
|
return true;
|
|
}
|
|
|
|
bool HandleMakeCIdentifierCommand(std::vector<std::string> const& args,
|
|
cmExecutionStatus& status)
|
|
{
|
|
if (args.size() != 3) {
|
|
status.SetError("sub-command MAKE_C_IDENTIFIER requires two arguments.");
|
|
return false;
|
|
}
|
|
|
|
const std::string& input = args[1];
|
|
const std::string& variableName = args[2];
|
|
|
|
status.GetMakefile().AddDefinition(variableName,
|
|
cmSystemTools::MakeCidentifier(input));
|
|
return true;
|
|
}
|
|
|
|
bool HandleGenexStripCommand(std::vector<std::string> const& args,
|
|
cmExecutionStatus& status)
|
|
{
|
|
if (args.size() != 3) {
|
|
status.SetError("sub-command GENEX_STRIP requires two arguments.");
|
|
return false;
|
|
}
|
|
|
|
const std::string& input = args[1];
|
|
|
|
std::string result = cmGeneratorExpression::Preprocess(
|
|
input, cmGeneratorExpression::StripAllGeneratorExpressions);
|
|
|
|
const std::string& variableName = args[2];
|
|
|
|
status.GetMakefile().AddDefinition(variableName, result);
|
|
return true;
|
|
}
|
|
|
|
bool HandleStripCommand(std::vector<std::string> const& args,
|
|
cmExecutionStatus& status)
|
|
{
|
|
if (args.size() != 3) {
|
|
status.SetError("sub-command STRIP requires two arguments.");
|
|
return false;
|
|
}
|
|
|
|
const std::string& stringValue = args[1];
|
|
const std::string& variableName = args[2];
|
|
size_t inStringLength = stringValue.size();
|
|
size_t startPos = inStringLength + 1;
|
|
size_t endPos = 0;
|
|
const char* ptr = stringValue.c_str();
|
|
size_t cc;
|
|
for (cc = 0; cc < inStringLength; ++cc) {
|
|
if (!isspace(*ptr)) {
|
|
if (startPos > inStringLength) {
|
|
startPos = cc;
|
|
}
|
|
endPos = cc;
|
|
}
|
|
++ptr;
|
|
}
|
|
|
|
size_t outLength = 0;
|
|
|
|
// if the input string didn't contain any non-space characters, return
|
|
// an empty string
|
|
if (startPos > inStringLength) {
|
|
outLength = 0;
|
|
startPos = 0;
|
|
} else {
|
|
outLength = endPos - startPos + 1;
|
|
}
|
|
|
|
status.GetMakefile().AddDefinition(variableName,
|
|
stringValue.substr(startPos, outLength));
|
|
return true;
|
|
}
|
|
|
|
bool HandleRepeatCommand(std::vector<std::string> const& args,
|
|
cmExecutionStatus& status)
|
|
{
|
|
cmMakefile& makefile = status.GetMakefile();
|
|
|
|
// `string(REPEAT "<str>" <times> OUTPUT_VARIABLE)`
|
|
enum ArgPos : std::size_t
|
|
{
|
|
SUB_COMMAND,
|
|
VALUE,
|
|
TIMES,
|
|
OUTPUT_VARIABLE,
|
|
TOTAL_ARGS
|
|
};
|
|
|
|
if (args.size() != ArgPos::TOTAL_ARGS) {
|
|
makefile.IssueMessage(MessageType::FATAL_ERROR,
|
|
"sub-command REPEAT requires three arguments.");
|
|
return true;
|
|
}
|
|
|
|
unsigned long times;
|
|
if (!cmStrToULong(args[ArgPos::TIMES], ×)) {
|
|
makefile.IssueMessage(MessageType::FATAL_ERROR,
|
|
"repeat count is not a positive number.");
|
|
return true;
|
|
}
|
|
|
|
const auto& stringValue = args[ArgPos::VALUE];
|
|
const auto& variableName = args[ArgPos::OUTPUT_VARIABLE];
|
|
const auto inStringLength = stringValue.size();
|
|
|
|
std::string result;
|
|
switch (inStringLength) {
|
|
case 0u:
|
|
// Nothing to do for zero length input strings
|
|
break;
|
|
case 1u:
|
|
// NOTE If the string to repeat consists of the only character,
|
|
// use the appropriate constructor.
|
|
result = std::string(times, stringValue[0]);
|
|
break;
|
|
default:
|
|
result = std::string(inStringLength * times, char{});
|
|
for (auto i = 0u; i < times; ++i) {
|
|
std::copy(cm::cbegin(stringValue), cm::cend(stringValue),
|
|
&result[i * inStringLength]);
|
|
}
|
|
break;
|
|
}
|
|
|
|
makefile.AddDefinition(variableName, result);
|
|
return true;
|
|
}
|
|
|
|
bool HandleRandomCommand(std::vector<std::string> const& args,
|
|
cmExecutionStatus& status)
|
|
{
|
|
if (args.size() < 2 || args.size() == 3 || args.size() == 5) {
|
|
status.SetError("sub-command RANDOM requires at least one argument.");
|
|
return false;
|
|
}
|
|
|
|
static bool seeded = false;
|
|
bool force_seed = false;
|
|
unsigned int seed = 0;
|
|
int length = 5;
|
|
const char cmStringCommandDefaultAlphabet[] = "qwertyuiopasdfghjklzxcvbnm"
|
|
"QWERTYUIOPASDFGHJKLZXCVBNM"
|
|
"0123456789";
|
|
std::string alphabet;
|
|
|
|
if (args.size() > 3) {
|
|
size_t i = 1;
|
|
size_t stopAt = args.size() - 2;
|
|
|
|
for (; i < stopAt; ++i) {
|
|
if (args[i] == "LENGTH") {
|
|
++i;
|
|
length = atoi(args[i].c_str());
|
|
} else if (args[i] == "ALPHABET") {
|
|
++i;
|
|
alphabet = args[i];
|
|
} else if (args[i] == "RANDOM_SEED") {
|
|
++i;
|
|
seed = static_cast<unsigned int>(atoi(args[i].c_str()));
|
|
force_seed = true;
|
|
}
|
|
}
|
|
}
|
|
if (alphabet.empty()) {
|
|
alphabet = cmStringCommandDefaultAlphabet;
|
|
}
|
|
|
|
double sizeofAlphabet = static_cast<double>(alphabet.size());
|
|
if (sizeofAlphabet < 1) {
|
|
status.SetError("sub-command RANDOM invoked with bad alphabet.");
|
|
return false;
|
|
}
|
|
if (length < 1) {
|
|
status.SetError("sub-command RANDOM invoked with bad length.");
|
|
return false;
|
|
}
|
|
const std::string& variableName = args.back();
|
|
|
|
std::vector<char> result;
|
|
|
|
if (!seeded || force_seed) {
|
|
seeded = true;
|
|
srand(force_seed ? seed : cmSystemTools::RandomSeed());
|
|
}
|
|
|
|
const char* alphaPtr = alphabet.c_str();
|
|
for (int cc = 0; cc < length; cc++) {
|
|
int idx = static_cast<int>(sizeofAlphabet * rand() / (RAND_MAX + 1.0));
|
|
result.push_back(*(alphaPtr + idx));
|
|
}
|
|
result.push_back(0);
|
|
|
|
status.GetMakefile().AddDefinition(variableName, result.data());
|
|
return true;
|
|
}
|
|
|
|
bool HandleTimestampCommand(std::vector<std::string> const& args,
|
|
cmExecutionStatus& status)
|
|
{
|
|
if (args.size() < 2) {
|
|
status.SetError("sub-command TIMESTAMP requires at least one argument.");
|
|
return false;
|
|
}
|
|
if (args.size() > 4) {
|
|
status.SetError("sub-command TIMESTAMP takes at most three arguments.");
|
|
return false;
|
|
}
|
|
|
|
unsigned int argsIndex = 1;
|
|
|
|
const std::string& outputVariable = args[argsIndex++];
|
|
|
|
std::string formatString;
|
|
if (args.size() > argsIndex && args[argsIndex] != "UTC") {
|
|
formatString = args[argsIndex++];
|
|
}
|
|
|
|
bool utcFlag = false;
|
|
if (args.size() > argsIndex) {
|
|
if (args[argsIndex] == "UTC") {
|
|
utcFlag = true;
|
|
} else {
|
|
std::string e = " TIMESTAMP sub-command does not recognize option " +
|
|
args[argsIndex] + ".";
|
|
status.SetError(e);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
cmTimestamp timestamp;
|
|
std::string result = timestamp.CurrentTime(formatString, utcFlag);
|
|
status.GetMakefile().AddDefinition(outputVariable, result);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool HandleUuidCommand(std::vector<std::string> const& args,
|
|
cmExecutionStatus& status)
|
|
{
|
|
#if !defined(CMAKE_BOOTSTRAP)
|
|
unsigned int argsIndex = 1;
|
|
|
|
if (args.size() < 2) {
|
|
status.SetError("UUID sub-command requires an output variable.");
|
|
return false;
|
|
}
|
|
|
|
const std::string& outputVariable = args[argsIndex++];
|
|
|
|
std::string uuidNamespaceString;
|
|
std::string uuidName;
|
|
std::string uuidType;
|
|
bool uuidUpperCase = false;
|
|
|
|
while (args.size() > argsIndex) {
|
|
if (args[argsIndex] == "NAMESPACE") {
|
|
++argsIndex;
|
|
if (argsIndex >= args.size()) {
|
|
status.SetError("UUID sub-command, NAMESPACE requires a value.");
|
|
return false;
|
|
}
|
|
uuidNamespaceString = args[argsIndex++];
|
|
} else if (args[argsIndex] == "NAME") {
|
|
++argsIndex;
|
|
if (argsIndex >= args.size()) {
|
|
status.SetError("UUID sub-command, NAME requires a value.");
|
|
return false;
|
|
}
|
|
uuidName = args[argsIndex++];
|
|
} else if (args[argsIndex] == "TYPE") {
|
|
++argsIndex;
|
|
if (argsIndex >= args.size()) {
|
|
status.SetError("UUID sub-command, TYPE requires a value.");
|
|
return false;
|
|
}
|
|
uuidType = args[argsIndex++];
|
|
} else if (args[argsIndex] == "UPPER") {
|
|
++argsIndex;
|
|
uuidUpperCase = true;
|
|
} else {
|
|
std::string e =
|
|
"UUID sub-command does not recognize option " + args[argsIndex] + ".";
|
|
status.SetError(e);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
std::string uuid;
|
|
cmUuid uuidGenerator;
|
|
|
|
std::vector<unsigned char> uuidNamespace;
|
|
if (!uuidGenerator.StringToBinary(uuidNamespaceString, uuidNamespace)) {
|
|
status.SetError("UUID sub-command, malformed NAMESPACE UUID.");
|
|
return false;
|
|
}
|
|
|
|
if (uuidType == "MD5") {
|
|
uuid = uuidGenerator.FromMd5(uuidNamespace, uuidName);
|
|
} else if (uuidType == "SHA1") {
|
|
uuid = uuidGenerator.FromSha1(uuidNamespace, uuidName);
|
|
} else {
|
|
std::string e = "UUID sub-command, unknown TYPE '" + uuidType + "'.";
|
|
status.SetError(e);
|
|
return false;
|
|
}
|
|
|
|
if (uuid.empty()) {
|
|
status.SetError("UUID sub-command, generation failed.");
|
|
return false;
|
|
}
|
|
|
|
if (uuidUpperCase) {
|
|
uuid = cmSystemTools::UpperCase(uuid);
|
|
}
|
|
|
|
status.GetMakefile().AddDefinition(outputVariable, uuid);
|
|
return true;
|
|
#else
|
|
status.SetError(cmStrCat(args[0], " not available during bootstrap"));
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
#if !defined(CMAKE_BOOTSTRAP)
|
|
|
|
// Helpers for string(JSON ...)
|
|
struct Args : cmRange<typename std::vector<std::string>::const_iterator>
|
|
{
|
|
using cmRange<typename std::vector<std::string>::const_iterator>::cmRange;
|
|
|
|
auto PopFront(cm::string_view error) -> const std::string&;
|
|
auto PopBack(cm::string_view error) -> const std::string&;
|
|
};
|
|
|
|
class json_error : public std::runtime_error
|
|
{
|
|
public:
|
|
json_error(const std::string& message,
|
|
cm::optional<Args> errorPath = cm::nullopt)
|
|
: std::runtime_error(message)
|
|
, ErrorPath{
|
|
std::move(errorPath) // NOLINT(performance-move-const-arg)
|
|
}
|
|
{
|
|
}
|
|
cm::optional<Args> ErrorPath;
|
|
};
|
|
|
|
const std::string& Args::PopFront(cm::string_view error)
|
|
{
|
|
if (this->empty()) {
|
|
throw json_error(std::string(error));
|
|
}
|
|
const std::string& res = *this->begin();
|
|
this->advance(1);
|
|
return res;
|
|
}
|
|
|
|
const std::string& Args::PopBack(cm::string_view error)
|
|
{
|
|
if (this->empty()) {
|
|
throw json_error(std::string(error));
|
|
}
|
|
const std::string& res = *(this->end() - 1);
|
|
this->retreat(1);
|
|
return res;
|
|
}
|
|
|
|
cm::string_view JsonTypeToString(Json::ValueType type)
|
|
{
|
|
switch (type) {
|
|
case Json::ValueType::nullValue:
|
|
return "NULL"_s;
|
|
case Json::ValueType::intValue:
|
|
case Json::ValueType::uintValue:
|
|
case Json::ValueType::realValue:
|
|
return "NUMBER"_s;
|
|
case Json::ValueType::stringValue:
|
|
return "STRING"_s;
|
|
case Json::ValueType::booleanValue:
|
|
return "BOOLEAN"_s;
|
|
case Json::ValueType::arrayValue:
|
|
return "ARRAY"_s;
|
|
case Json::ValueType::objectValue:
|
|
return "OBJECT"_s;
|
|
}
|
|
throw json_error("invalid JSON type found");
|
|
}
|
|
|
|
int ParseIndex(
|
|
const std::string& str, cm::optional<Args> const& progress = cm::nullopt,
|
|
Json::ArrayIndex max = std::numeric_limits<Json::ArrayIndex>::max())
|
|
{
|
|
unsigned long lindex;
|
|
if (!cmStrToULong(str, &lindex)) {
|
|
throw json_error(cmStrCat("expected an array index, got: '"_s, str, "'"_s),
|
|
progress);
|
|
}
|
|
Json::ArrayIndex index = static_cast<Json::ArrayIndex>(lindex);
|
|
if (index >= max) {
|
|
cmAlphaNum sizeStr{ max };
|
|
throw json_error(cmStrCat("expected an index less than "_s, sizeStr.View(),
|
|
" got '"_s, str, "'"_s),
|
|
progress);
|
|
}
|
|
return index;
|
|
}
|
|
|
|
Json::Value& ResolvePath(Json::Value& json, Args path)
|
|
{
|
|
Json::Value* search = &json;
|
|
|
|
for (auto curr = path.begin(); curr != path.end(); ++curr) {
|
|
const std::string& field = *curr;
|
|
Args progress{ path.begin(), curr + 1 };
|
|
|
|
if (search->isArray()) {
|
|
auto index = ParseIndex(field, progress, search->size());
|
|
search = &(*search)[index];
|
|
|
|
} else if (search->isObject()) {
|
|
if (!search->isMember(field)) {
|
|
const auto progressStr = cmJoin(progress, " "_s);
|
|
throw json_error(cmStrCat("member '"_s, progressStr, "' not found"_s),
|
|
progress);
|
|
}
|
|
search = &(*search)[field];
|
|
} else {
|
|
const auto progressStr = cmJoin(progress, " "_s);
|
|
throw json_error(
|
|
cmStrCat("invalid path '"_s, progressStr,
|
|
"', need element of OBJECT or ARRAY type to lookup '"_s,
|
|
field, "' got "_s, JsonTypeToString(search->type())),
|
|
progress);
|
|
}
|
|
}
|
|
return *search;
|
|
}
|
|
|
|
Json::Value ReadJson(const std::string& jsonstr)
|
|
{
|
|
Json::CharReaderBuilder builder;
|
|
builder["collectComments"] = false;
|
|
auto jsonReader = std::unique_ptr<Json::CharReader>(builder.newCharReader());
|
|
Json::Value json;
|
|
std::string error;
|
|
if (!jsonReader->parse(jsonstr.data(), jsonstr.data() + jsonstr.size(),
|
|
&json, &error)) {
|
|
throw json_error(cmStrCat("failed parsing json string: "_s, error));
|
|
}
|
|
return json;
|
|
}
|
|
std::string WriteJson(const Json::Value& value)
|
|
{
|
|
Json::StreamWriterBuilder writer;
|
|
writer["indentation"] = " ";
|
|
writer["commentStyle"] = "None";
|
|
return Json::writeString(writer, value);
|
|
}
|
|
|
|
#endif
|
|
|
|
bool HandleJSONCommand(std::vector<std::string> const& arguments,
|
|
cmExecutionStatus& status)
|
|
{
|
|
#if !defined(CMAKE_BOOTSTRAP)
|
|
|
|
auto& makefile = status.GetMakefile();
|
|
Args args{ arguments.begin() + 1, arguments.end() };
|
|
|
|
const std::string* errorVariable = nullptr;
|
|
const std::string* outputVariable = nullptr;
|
|
bool success = true;
|
|
|
|
try {
|
|
outputVariable = &args.PopFront("missing out-var argument"_s);
|
|
|
|
if (!args.empty() && *args.begin() == "ERROR_VARIABLE"_s) {
|
|
args.PopFront("");
|
|
errorVariable = &args.PopFront("missing error-var argument"_s);
|
|
makefile.AddDefinition(*errorVariable, "NOTFOUND"_s);
|
|
}
|
|
|
|
const auto& mode = args.PopFront("missing mode argument"_s);
|
|
if (mode != "GET"_s && mode != "TYPE"_s && mode != "MEMBER"_s &&
|
|
mode != "LENGTH"_s && mode != "REMOVE"_s && mode != "SET"_s &&
|
|
mode != "EQUAL"_s) {
|
|
throw json_error(
|
|
cmStrCat("got an invalid mode '"_s, mode,
|
|
"', expected one of GET, TYPE, MEMBER, LENGTH, REMOVE, SET, "
|
|
" EQUAL"_s));
|
|
}
|
|
|
|
const auto& jsonstr = args.PopFront("missing json string argument"_s);
|
|
Json::Value json = ReadJson(jsonstr);
|
|
|
|
if (mode == "GET"_s) {
|
|
const auto& value = ResolvePath(json, args);
|
|
if (value.isObject() || value.isArray()) {
|
|
makefile.AddDefinition(*outputVariable, WriteJson(value));
|
|
} else if (value.isBool()) {
|
|
makefile.AddDefinitionBool(*outputVariable, value.asBool());
|
|
} else {
|
|
makefile.AddDefinition(*outputVariable, value.asString());
|
|
}
|
|
|
|
} else if (mode == "TYPE"_s) {
|
|
const auto& value = ResolvePath(json, args);
|
|
makefile.AddDefinition(*outputVariable, JsonTypeToString(value.type()));
|
|
|
|
} else if (mode == "MEMBER"_s) {
|
|
const auto& indexStr = args.PopBack("missing member index"_s);
|
|
const auto& value = ResolvePath(json, args);
|
|
if (!value.isObject()) {
|
|
throw json_error(
|
|
cmStrCat("MEMBER needs to be called with an element of "
|
|
"type OBJECT, got "_s,
|
|
JsonTypeToString(value.type())),
|
|
args);
|
|
}
|
|
const auto index = ParseIndex(
|
|
indexStr, Args{ args.begin(), args.end() + 1 }, value.size());
|
|
const auto memIt = std::next(value.begin(), index);
|
|
makefile.AddDefinition(*outputVariable, memIt.name());
|
|
|
|
} else if (mode == "LENGTH"_s) {
|
|
const auto& value = ResolvePath(json, args);
|
|
if (!value.isArray() && !value.isObject()) {
|
|
throw json_error(cmStrCat("LENGTH needs to be called with an "
|
|
"element of type ARRAY or OBJECT, got "_s,
|
|
JsonTypeToString(value.type())),
|
|
args);
|
|
}
|
|
|
|
cmAlphaNum sizeStr{ value.size() };
|
|
makefile.AddDefinition(*outputVariable, sizeStr.View());
|
|
|
|
} else if (mode == "REMOVE"_s) {
|
|
const auto& toRemove =
|
|
args.PopBack("missing member or index to remove"_s);
|
|
auto& value = ResolvePath(json, args);
|
|
|
|
if (value.isArray()) {
|
|
const auto index = ParseIndex(
|
|
toRemove, Args{ args.begin(), args.end() + 1 }, value.size());
|
|
Json::Value removed;
|
|
value.removeIndex(index, &removed);
|
|
|
|
} else if (value.isObject()) {
|
|
Json::Value removed;
|
|
value.removeMember(toRemove, &removed);
|
|
|
|
} else {
|
|
throw json_error(cmStrCat("REMOVE needs to be called with an "
|
|
"element of type ARRAY or OBJECT, got "_s,
|
|
JsonTypeToString(value.type())),
|
|
args);
|
|
}
|
|
makefile.AddDefinition(*outputVariable, WriteJson(json));
|
|
|
|
} else if (mode == "SET"_s) {
|
|
const auto& newValueStr = args.PopBack("missing new value remove"_s);
|
|
const auto& toAdd = args.PopBack("missing member name to add"_s);
|
|
auto& value = ResolvePath(json, args);
|
|
|
|
Json::Value newValue = ReadJson(newValueStr);
|
|
if (value.isObject()) {
|
|
value[toAdd] = newValue;
|
|
} else if (value.isArray()) {
|
|
const auto index =
|
|
ParseIndex(toAdd, Args{ args.begin(), args.end() + 1 });
|
|
if (value.isValidIndex(index)) {
|
|
value[static_cast<int>(index)] = newValue;
|
|
} else {
|
|
value.append(newValue);
|
|
}
|
|
} else {
|
|
throw json_error(cmStrCat("SET needs to be called with an "
|
|
"element of type OBJECT or ARRAY, got "_s,
|
|
JsonTypeToString(value.type())));
|
|
}
|
|
|
|
makefile.AddDefinition(*outputVariable, WriteJson(json));
|
|
|
|
} else if (mode == "EQUAL"_s) {
|
|
const auto& jsonstr2 =
|
|
args.PopFront("missing second json string argument"_s);
|
|
Json::Value json2 = ReadJson(jsonstr2);
|
|
makefile.AddDefinitionBool(*outputVariable, json == json2);
|
|
}
|
|
|
|
} catch (const json_error& e) {
|
|
if (outputVariable && e.ErrorPath) {
|
|
const auto errorPath = cmJoin(*e.ErrorPath, "-");
|
|
makefile.AddDefinition(*outputVariable,
|
|
cmStrCat(errorPath, "-NOTFOUND"_s));
|
|
} else if (outputVariable) {
|
|
makefile.AddDefinition(*outputVariable, "NOTFOUND"_s);
|
|
}
|
|
|
|
if (errorVariable) {
|
|
makefile.AddDefinition(*errorVariable, e.what());
|
|
} else {
|
|
status.SetError(cmStrCat("sub-command JSON "_s, e.what(), "."_s));
|
|
success = false;
|
|
}
|
|
}
|
|
return success;
|
|
#else
|
|
status.SetError(cmStrCat(arguments[0], " not available during bootstrap"_s));
|
|
return false;
|
|
#endif
|
|
}
|
|
|
|
} // namespace
|
|
|
|
bool cmStringCommand(std::vector<std::string> const& args,
|
|
cmExecutionStatus& status)
|
|
{
|
|
if (args.empty()) {
|
|
status.SetError("must be called with at least one argument.");
|
|
return false;
|
|
}
|
|
|
|
static cmSubcommandTable const subcommand{
|
|
{ "REGEX"_s, HandleRegexCommand },
|
|
{ "REPLACE"_s, HandleReplaceCommand },
|
|
{ "MD5"_s, HandleHashCommand },
|
|
{ "SHA1"_s, HandleHashCommand },
|
|
{ "SHA224"_s, HandleHashCommand },
|
|
{ "SHA256"_s, HandleHashCommand },
|
|
{ "SHA384"_s, HandleHashCommand },
|
|
{ "SHA512"_s, HandleHashCommand },
|
|
{ "SHA3_224"_s, HandleHashCommand },
|
|
{ "SHA3_256"_s, HandleHashCommand },
|
|
{ "SHA3_384"_s, HandleHashCommand },
|
|
{ "SHA3_512"_s, HandleHashCommand },
|
|
{ "TOLOWER"_s, HandleToLowerCommand },
|
|
{ "TOUPPER"_s, HandleToUpperCommand },
|
|
{ "COMPARE"_s, HandleCompareCommand },
|
|
{ "ASCII"_s, HandleAsciiCommand },
|
|
{ "HEX"_s, HandleHexCommand },
|
|
{ "CONFIGURE"_s, HandleConfigureCommand },
|
|
{ "LENGTH"_s, HandleLengthCommand },
|
|
{ "APPEND"_s, HandleAppendCommand },
|
|
{ "PREPEND"_s, HandlePrependCommand },
|
|
{ "CONCAT"_s, HandleConcatCommand },
|
|
{ "JOIN"_s, HandleJoinCommand },
|
|
{ "SUBSTRING"_s, HandleSubstringCommand },
|
|
{ "STRIP"_s, HandleStripCommand },
|
|
{ "REPEAT"_s, HandleRepeatCommand },
|
|
{ "RANDOM"_s, HandleRandomCommand },
|
|
{ "FIND"_s, HandleFindCommand },
|
|
{ "TIMESTAMP"_s, HandleTimestampCommand },
|
|
{ "MAKE_C_IDENTIFIER"_s, HandleMakeCIdentifierCommand },
|
|
{ "GENEX_STRIP"_s, HandleGenexStripCommand },
|
|
{ "UUID"_s, HandleUuidCommand },
|
|
{ "JSON"_s, HandleJSONCommand },
|
|
};
|
|
|
|
return subcommand(args[0], args, status);
|
|
}
|