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authorDavid Kalnischkies <kalnischkies@gmail.com>2013-07-13 23:14:41 +0200
committerDavid Kalnischkies <kalnischkies@gmail.com>2013-08-12 18:01:37 +0200
commit87281603a1342a7dc4d12f979574704a45bf6b7b (patch)
tree19bd140dbae79086041e8358d6e9f1d0a115dc05 /apt-pkg
parent11b126f9d229c85bfc7a6092527af46f7314f188 (diff)
use our _error stack to generate openpty errors
While we don't want these error messages on our usual stack, we can use our usual infrastructure to generate an error message with all the usual bells like errno and strerror attached. Git-Dch: Ignore
Diffstat (limited to 'apt-pkg')
-rw-r--r--apt-pkg/deb/dpkgpm.cc20
1 files changed, 13 insertions, 7 deletions
diff --git a/apt-pkg/deb/dpkgpm.cc b/apt-pkg/deb/dpkgpm.cc
index 5b2a8251e..959d06455 100644
--- a/apt-pkg/deb/dpkgpm.cc
+++ b/apt-pkg/deb/dpkgpm.cc
@@ -1238,16 +1238,13 @@ bool pkgDPkgPM::Go(int OutStatusFd)
// if tcgetattr does not return zero there was a error
// and we do not do any pty magic
- if (tcgetattr(0, &tt) == 0)
+ _error->PushToStack();
+ if (tcgetattr(STDOUT_FILENO, &tt) == 0)
{
ioctl(0, TIOCGWINSZ, (char *)&win);
- if (openpty(&master, &slave, NULL, &tt, &win) < 0)
+ if (openpty(&master, &slave, NULL, &tt, &win) < 0)
{
- const char *s = _("Can not write log, openpty() "
- "failed (/dev/pts not mounted?)\n");
- fprintf(stderr, "%s",s);
- if(d->term_out)
- fprintf(d->term_out, "%s",s);
+ _error->Errno("openpty", _("Can not write log (%s)"), _("Is /dev/pts mounted?"));
master = slave = -1;
} else {
struct termios rtt;
@@ -1265,6 +1262,15 @@ bool pkgDPkgPM::Go(int OutStatusFd)
sigprocmask(SIG_SETMASK, &original_sigmask, 0);
}
}
+ // complain only if stdout is either a terminal (but still failed) or is an invalid
+ // descriptor otherwise we would complain about redirection to e.g. /dev/null as well.
+ else if (isatty(STDOUT_FILENO) == 1 || errno == EBADF)
+ _error->Errno("tcgetattr", _("Can not write log (%s)"), _("Is stdout a terminal?"));
+
+ if (_error->PendingError() == true)
+ _error->DumpErrors(std::cerr);
+ _error->RevertToStack();
+
// Fork dpkg
pid_t Child;
_config->Set("APT::Keep-Fds::",fd[1]);