From adbd7eb4db58ce38965bf6340b8b059a07fdb5bc Mon Sep 17 00:00:00 2001 From: David Kalnischkies Date: Thu, 10 May 2012 00:14:50 +0200 Subject: collect zombie (de)compressor processes on reopen --- apt-pkg/contrib/fileutl.cc | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) (limited to 'apt-pkg') diff --git a/apt-pkg/contrib/fileutl.cc b/apt-pkg/contrib/fileutl.cc index 14c0b561f..4dc087983 100644 --- a/apt-pkg/contrib/fileutl.cc +++ b/apt-pkg/contrib/fileutl.cc @@ -1022,6 +1022,11 @@ bool FileFd::OpenInternDescriptor(unsigned int const Mode, APT::Configuration::C #ifdef HAVE_ZLIB else if (compressor.Name == "gzip") { + if (d->gz != NULL) + { + gzclose(d->gz); + d->gz = NULL; + } if ((Mode & ReadWrite) == ReadWrite) d->gz = gzdopen(iFd, "r+"); else if ((Mode & WriteOnly) == WriteOnly) @@ -1037,6 +1042,11 @@ bool FileFd::OpenInternDescriptor(unsigned int const Mode, APT::Configuration::C #ifdef HAVE_BZ2 else if (compressor.Name == "bzip2") { + if (d->bz2 != NULL) + { + BZ2_bzclose(d->bz2); + d->bz2 = NULL; + } if ((Mode & ReadWrite) == ReadWrite) d->bz2 = BZ2_bzdopen(iFd, "r+"); else if ((Mode & WriteOnly) == WriteOnly) @@ -1050,14 +1060,17 @@ bool FileFd::OpenInternDescriptor(unsigned int const Mode, APT::Configuration::C } #endif + // collect zombies here in case we reopen + if (d->compressor_pid > 0) + ExecWait(d->compressor_pid, "FileFdCompressor", true); if ((Mode & ReadWrite) == ReadWrite) return _error->Error("ReadWrite mode is not supported for file %s", FileName.c_str()); bool const Comp = (Mode & WriteOnly) == WriteOnly; - // Handle 'decompression' of empty files if (Comp == false) { + // Handle 'decompression' of empty files struct stat Buf; fstat(iFd, &Buf); if (Buf.st_size == 0 && S_ISFIFO(Buf.st_mode) == false) -- cgit v1.2.3