tools/qdoc3/command.cpp

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  41
  42 /*
  43   command.cpp
  44 */
  45
  46 #include <QProcess>
  47
  48 #include "command.h"
  49
  50 QT_BEGIN_NAMESPACE
  51
  52 void executeCommand(const Location& location,
  53                     const QString& format,
  54                     const QStringList& args)
  55 {
  56     QString actualCommand;
  57     for (int i = 0; i < (int) format.length(); i++) {
  58         int ch = format[i].unicode();
  59         if (ch > 0 && ch < 8) {
  60             actualCommand += args[ch - 1];
  61         }
  62         else {
  63             actualCommand += format[i];
  64         }
  65     }
  66
  67     QString toolName = actualCommand;
  68     int space = toolName.indexOf(QLatin1Char(' '));
  69     if (space != -1)
  70         toolName.truncate(space);
  71
  72     QProcess process;
  73     process.start(QLatin1String("sh"),
  74         QStringList() << QLatin1String("-c") << actualCommand);
  75     process.waitForFinished();
  76
  77     if (process.exitCode() == 127)
  78         location.fatal(tr("Couldn't launch the '%1' tool")
  79                        .arg(toolName),
  80                        tr("Make sure the tool is installed and in the"
  81                           " path."));
  82
  83     QString errors = QString::fromLocal8Bit(process.readAllStandardError());
  84     while (errors.endsWith(QLatin1Char('\n')))
  85         errors.truncate(errors.length() - 1);
  86     if (!errors.isEmpty())
  87         location.fatal(tr("The '%1' tool encountered some problems")
  88                        .arg(toolName),
  89                        tr("The tool was invoked like this:\n%1\n"
  90                           "It emitted these errors:\n%2")
  91                        .arg(actualCommand).arg(errors));
  92 }
  93
  94 QT_END_NAMESPACE