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kpty: add comments to ifdef spaghetti

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Signed-off-by: Ivailo Monev <xakepa10@gmail.com>
This commit is contained in:
Ivailo Monev 2022-02-23 21:11:38 +02:00
parent 17621a3680
commit 9a6ec42346
1 changed files with 8 additions and 8 deletions
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16
kpty/kpty.cpp
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@ -166,7 +166,7 @@ bool KPty::open()
}
d->ttyName = ptsn;
#else
#else // HAVE_OPENPTY
QByteArray ptyName;
@ -178,17 +178,17 @@ bool KPty::open()
::memset(ptsn, '\0', sizeof(ptsn) * sizeof(char));
if (ptsname_r(d->masterFd, ptsn, sizeof(ptsn)) == 0) {
d->ttyName = ptsn;
#else
#else // HAVE_PTSNAME_R
char *ptsn = ptsname(d->masterFd);
if (ptsn) {
d->ttyName = ptsn;
#endif
#endif // HAVE_PTSNAME_R
#ifdef HAVE_GRANTPT
if (!grantpt(d->masterFd))
goto grantedpt;
#else
#else // HAVE_GRANTPT
goto gotpty;
#endif
#endif // HAVE_GRANTPT
}
::close(d->masterFd);
d->masterFd = -1;
@ -216,7 +216,7 @@ bool KPty::open()
d->masterFd = -1;
continue;
}
#endif /* Q_OS_SOLARIS */
#endif /// Q_OS_SOLARIS
if (!access(d->ttyName.data(),R_OK|W_OK)) // checks availability based on permission bits
{
if (!geteuid())
@ -290,9 +290,9 @@ bool KPty::open()
if (ioctl(d->slaveFd, I_FIND, ld) == 0)
ioctl(d->slaveFd, I_PUSH, ld);
}
#endif
#endif // Q_OS_SOLARIS
#endif /* HAVE_OPENPTY */
#endif // HAVE_OPENPTY
fcntl(d->masterFd, F_SETFD, FD_CLOEXEC);
fcntl(d->slaveFd, F_SETFD, FD_CLOEXEC);