summaryrefslogtreecommitdiff
path: root/apt-pkg
diff options
context:
space:
mode:
Diffstat (limited to 'apt-pkg')
-rw-r--r--apt-pkg/contrib/fileutl.cc16
1 files changed, 10 insertions, 6 deletions
diff --git a/apt-pkg/contrib/fileutl.cc b/apt-pkg/contrib/fileutl.cc
index 02b27f5cf..368380af7 100644
--- a/apt-pkg/contrib/fileutl.cc
+++ b/apt-pkg/contrib/fileutl.cc
@@ -1124,16 +1124,20 @@ bool FileFd::Open(string FileName,unsigned int const Mode,APT::Configuration::Co
if ((Mode & ReadWrite) == 0)
return FileFdError("No openmode provided in FileFd::Open for %s", FileName.c_str());
- if ((Mode & Atomic) == Atomic)
+ unsigned int OpenMode = Mode;
+ if (FileName == "/dev/null")
+ OpenMode = OpenMode & ~(Atomic | Exclusive | Create | Empty);
+
+ if ((OpenMode & Atomic) == Atomic)
{
Flags |= Replace;
}
- else if ((Mode & (Exclusive | Create)) == (Exclusive | Create))
+ else if ((OpenMode & (Exclusive | Create)) == (Exclusive | Create))
{
// for atomic, this will be done by rename in Close()
unlink(FileName.c_str());
}
- if ((Mode & Empty) == Empty)
+ if ((OpenMode & Empty) == Empty)
{
struct stat Buf;
if (lstat(FileName.c_str(),&Buf) == 0 && S_ISLNK(Buf.st_mode))
@@ -1141,7 +1145,7 @@ bool FileFd::Open(string FileName,unsigned int const Mode,APT::Configuration::Co
}
int fileflags = 0;
- #define if_FLAGGED_SET(FLAG, MODE) if ((Mode & FLAG) == FLAG) fileflags |= MODE
+ #define if_FLAGGED_SET(FLAG, MODE) if ((OpenMode & FLAG) == FLAG) fileflags |= MODE
if_FLAGGED_SET(ReadWrite, O_RDWR);
else if_FLAGGED_SET(ReadOnly, O_RDONLY);
else if_FLAGGED_SET(WriteOnly, O_WRONLY);
@@ -1151,7 +1155,7 @@ bool FileFd::Open(string FileName,unsigned int const Mode,APT::Configuration::Co
if_FLAGGED_SET(Exclusive, O_EXCL);
#undef if_FLAGGED_SET
- if ((Mode & Atomic) == Atomic)
+ if ((OpenMode & Atomic) == Atomic)
{
char *name = strdup((FileName + ".XXXXXX").c_str());
@@ -1178,7 +1182,7 @@ bool FileFd::Open(string FileName,unsigned int const Mode,APT::Configuration::Co
iFd = open(FileName.c_str(), fileflags, AccessMode);
this->FileName = FileName;
- if (iFd == -1 || OpenInternDescriptor(Mode, compressor) == false)
+ if (iFd == -1 || OpenInternDescriptor(OpenMode, compressor) == false)
{
if (iFd != -1)
{