133 lines
4.3 KiB
C++
133 lines
4.3 KiB
C++
#include "compileprocessmanager.h"
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#include <QDir>
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#include <QFile>
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#include <QFileInfo>
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#include <QTextStream>
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#include <QStringConverter>
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#include <QtGlobal>
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CompileProcessManager::CompileProcessManager(QObject *parent)
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: QObject(parent)
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{
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m_process = new QProcess(this);
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connect(m_process,
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&QProcess::finished,
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this,
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&CompileProcessManager::onProcessFinished);
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}
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void CompileProcessManager::setBackendProgram(const QString &programPath)
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{
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m_backendProgram = programPath;
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}
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void CompileProcessManager::setProjectRoot(const QString &rootPath)
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{
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m_projectRoot = rootPath;
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}
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void CompileProcessManager::generateAsm(const QString &inputFileName,
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const QString &outputFileName)
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{
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if (m_backendProgram.isEmpty()) {
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emit processError(tr("mini_c 可执行文件路径未设置"));
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return;
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}
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// 项目根目录（如果没设就用当前工作目录）
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QDir root(m_projectRoot.isEmpty() ? QDir::currentPath() : m_projectRoot);
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// 拼出源文件完整路径：root + "test.c"
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QString inputPath = root.filePath(inputFileName);
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if (!QFileInfo::exists(inputPath)) {
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emit processError(tr("源文件不存在: %1").arg(inputPath));
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return;
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}
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// 若之前还有进程在跑，先结束（简单粗暴版）
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if (m_process->state() != QProcess::NotRunning) {
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m_process->kill();
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m_process->waitForFinished();
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}
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m_isAsmOperation = true;
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m_pendingInputFile = inputPath;
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m_pendingOutputFile = outputFileName.isEmpty()
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? QStringLiteral("1.s")
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: outputFileName;
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// 把工作目录设为项目根目录：这样 mini_c 写 "1.s" 就会写到项目根目录
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QString workingDir = root.absolutePath();
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m_process->setWorkingDirectory(workingDir);
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// mini_c 调用形式：mini_c asm <inputFilename>
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m_process->setProgram(m_backendProgram);
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QStringList args;
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args << QStringLiteral("asm") << inputPath;
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m_process->setArguments(args);
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m_process->setProcessChannelMode(QProcess::SeparateChannels);
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m_process->start();
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// 不用 waitForFinished，异步等 finished 信号
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}
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void CompileProcessManager::onProcessFinished(int exitCode, QProcess::ExitStatus status)
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{
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QString stdoutText = QString::fromUtf8(m_process->readAllStandardOutput());
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QString stderrText = QString::fromUtf8(m_process->readAllStandardError());
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if (status != QProcess::NormalExit && exitCode == 0) {
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exitCode = -1;
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}
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QString asmText;
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QString finalOutputPath;
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if (m_isAsmOperation) {
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// mini_c 当前实现中，汇编输出写到固定文件 "1.s"
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QDir workDir(m_process->workingDirectory());
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QString tmpAsmPath = workDir.filePath(QStringLiteral("1.s"));
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if (exitCode == 0 && QFileInfo::exists(tmpAsmPath)) {
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// 读出 1.s 内容
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QFile f(tmpAsmPath);
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if (f.open(QIODevice::ReadOnly | QIODevice::Text)) {
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QTextStream in(&f);
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#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
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in.setEncoding(QStringConverter::Utf8);
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#endif
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asmText = in.readAll();
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f.close();
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} else {
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stderrText += QStringLiteral(
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"\n[CompileProcessManager] 无法打开汇编输出文件: %1\n"
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).arg(tmpAsmPath);
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}
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// 如果用户希望输出文件名不是 "1.s"，比如 "test.s"，就复制一份
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finalOutputPath = workDir.filePath(m_pendingOutputFile);
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if (finalOutputPath != tmpAsmPath) {
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QFile::remove(finalOutputPath); // 不成功也无所谓
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QFile::copy(tmpAsmPath, finalOutputPath); // 覆盖为目标文件名
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}
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} else {
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if (exitCode == 0) {
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stderrText += QStringLiteral(
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"\n[CompileProcessManager] 未找到 mini_c 生成的 1.s 文件。\n"
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);
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}
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}
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}
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// 把汇编文本 + 文件路径 + stdout/stderr + exitCode 一次性丢给前端
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emit asmGenerated(asmText, finalOutputPath, stdoutText, stderrText, exitCode);
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// 重置状态
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m_isAsmOperation = false;
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m_pendingInputFile.clear();
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m_pendingOutputFile.clear();
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}
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