D11235: [DrKonqi] Request change of ptrace scope from KCrash

[Oswald Buddenhagen]

ossi requested changes to this revision.
ossi added a comment.
This revision now requires changes to proceed.


  mark handled issues as done here as well.

INLINE COMMENTS

> ptracer.cpp:47
> +        QStringLiteral("%1/kcrash_%2").arg(QStandardPaths::writableLocation(QStandardPaths::RuntimeLocation))
> +                                      .arg(QCoreApplication::applicationPid());
> +

see complementary patch

> ptracer.cpp:60
> +        if (write(sfd, msg, 22) > 0) {
> +            fd_set set;
> +            FD_ZERO(&set);

cruft

> ptracer.cpp:68
> +            if (poll(&fd, 1, 1000) > 0 && (fd.revents & POLLIN) &&
> +                read(sfd, rmsg, 22) > 0 &&
> +                strncmp(msg, rmsg, 22) == 0) {

i'd compare to 22, because we know that the other side sends that.

> ptracer.cpp:69
> +                read(sfd, rmsg, 22) > 0 &&
> +                strncmp(msg, rmsg, 22) == 0) {
> +                qCInfo(DRKONQI_LOG) << "ptracer set to" << pid << "by debugged process";

i'd use memcmp(), as it's a fixed-size data block.

> ptracer.h:22
> +
> +/** On Linux, tell the process to allow the debugger to attach to itr */
> +void setPtracer(qint64 pid);

-r

> crashtest.cpp:133
>    parser.addOption(QCommandLineOption(QStringLiteral("autorestart"), i18n("Automatically restart")));
> +  parser.addOption(QCommandLineOption(QStringLiteral("kdeinit"), i18n("Start DrKonqi using kdeinit")));
>    parser.addPositionalArgument(QStringLiteral("type"), i18n("Type of crash."), QStringLiteral("crash|malloc|div0|assert|threads"));

this addition isn't used or explained anywhere for all i can tell.

REPOSITORY
  R871 DrKonqi

REVISION DETAIL
  https://phabricator.kde.org/D11235

To: croick, #plasma_workspaces, #frameworks, ossi
Cc: ossi, lepagevalleeemmanuel, maximilianocuria, adridg, plasma-devel, jraleigh, GB_2, ragreen, Pitel, ZrenBot, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas, apol, mart
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