diff options
Diffstat (limited to 'apt-pkg/deb')
| -rw-r--r-- | apt-pkg/deb/dpkgpm.cc | 36 |
1 files changed, 28 insertions, 8 deletions
diff --git a/apt-pkg/deb/dpkgpm.cc b/apt-pkg/deb/dpkgpm.cc index c46a81209..63c5a6380 100644 --- a/apt-pkg/deb/dpkgpm.cc +++ b/apt-pkg/deb/dpkgpm.cc @@ -163,6 +163,25 @@ pkgCache::VerIterator FindNowVersion(const pkgCache::PkgIterator &Pkg) return Ver; } /*}}}*/ +ssize_t retry_write(int fd, const void *buf, size_t count) +{ + int Res; + ssize_t i = 0; + errno = 0; + do + { + Res = write(fd, buf, count); + if (Res < 0 && errno == EINTR) + continue; + if (Res < 0) + break; + buf = (char *)buf + Res; + count -= Res; + i += Res; + } + while (Res > 0 && count > 0); + return i; +} // DPkgPM::pkgDPkgPM - Constructor /*{{{*/ // --------------------------------------------------------------------- @@ -425,7 +444,7 @@ void pkgDPkgPM::DoStdin(int master) unsigned char input_buf[256] = {0,}; ssize_t len = read(0, input_buf, sizeof(input_buf)); if (len) - write(master, input_buf, len); + retry_write(master, input_buf, len); else d->stdin_is_dev_null = true; } @@ -451,7 +470,7 @@ void pkgDPkgPM::DoTerminalPty(int master) } if(len <= 0) return; - write(1, term_buf, len); + retry_write(1, term_buf, len); if(d->term_out) fwrite(term_buf, len, sizeof(char), d->term_out); } @@ -526,7 +545,7 @@ void pkgDPkgPM::ProcessDpkgStatusLine(int OutStatusFd, char *line) << ":" << s << endl; if(OutStatusFd > 0) - write(OutStatusFd, status.str().c_str(), status.str().size()); + retry_write(OutStatusFd, status.str().c_str(), status.str().size()); if (Debug == true) std::clog << "send: '" << status.str() << "'" << endl; @@ -550,7 +569,7 @@ void pkgDPkgPM::ProcessDpkgStatusLine(int OutStatusFd, char *line) << ":" << list[3] << endl; if(OutStatusFd > 0) - write(OutStatusFd, status.str().c_str(), status.str().size()); + retry_write(OutStatusFd, status.str().c_str(), status.str().size()); if (Debug == true) std::clog << "send: '" << status.str() << "'" << endl; pkgFailures++; @@ -564,7 +583,7 @@ void pkgDPkgPM::ProcessDpkgStatusLine(int OutStatusFd, char *line) << ":" << list[3] << endl; if(OutStatusFd > 0) - write(OutStatusFd, status.str().c_str(), status.str().size()); + retry_write(OutStatusFd, status.str().c_str(), status.str().size()); if (Debug == true) std::clog << "send: '" << status.str() << "'" << endl; return; @@ -592,7 +611,7 @@ void pkgDPkgPM::ProcessDpkgStatusLine(int OutStatusFd, char *line) << ":" << s << endl; if(OutStatusFd > 0) - write(OutStatusFd, status.str().c_str(), status.str().size()); + retry_write(OutStatusFd, status.str().c_str(), status.str().size()); if (Debug == true) std::clog << "send: '" << status.str() << "'" << endl; } @@ -1055,7 +1074,8 @@ bool pkgDPkgPM::Go(int OutStatusFd) } int fd[2]; - pipe(fd); + if (pipe(fd) != 0) + return _error->Errno("pipe","Failed to create IPC pipe to dpkg"); #define ADDARG(X) Args.push_back(X); Size += strlen(X) #define ADDARGC(X) Args.push_back(X); Size += sizeof(X) - 1 @@ -1236,7 +1256,7 @@ bool pkgDPkgPM::Go(int OutStatusFd) << (PackagesDone/float(PackagesTotal)*100.0) << ":" << _("Running dpkg") << endl; - write(OutStatusFd, status.str().c_str(), status.str().size()); + retry_write(OutStatusFd, status.str().c_str(), status.str().size()); } Child = ExecFork(); |