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authorArch Librarian <arch@canonical.com>2004-09-20 16:51:06 +0000
committerArch Librarian <arch@canonical.com>2004-09-20 16:51:06 +0000
commit3b5421b4c75f5c85b48cbb61bf22642ff52a6352 (patch)
tree1c2b393ca91c645c2b324eb20bf9c5492dbd1519 /apt-pkg/contrib/fileutl.cc
parent303a1703ca47c78f2b5ff6887ba6a10907465874 (diff)
Start on acquire stuff
Author: jgg Date: 1998-10-20 02:39:12 GMT Start on acquire stuff
Diffstat (limited to 'apt-pkg/contrib/fileutl.cc')
-rw-r--r--apt-pkg/contrib/fileutl.cc42
1 files changed, 41 insertions, 1 deletions
diff --git a/apt-pkg/contrib/fileutl.cc b/apt-pkg/contrib/fileutl.cc
index 60b9f8b75..cc0363da5 100644
--- a/apt-pkg/contrib/fileutl.cc
+++ b/apt-pkg/contrib/fileutl.cc
@@ -1,6 +1,6 @@
// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: fileutl.cc,v 1.8 1998/10/02 04:39:50 jgg Exp $
+// $Id: fileutl.cc,v 1.9 1998/10/20 02:39:28 jgg Exp $
/* ######################################################################
File Utilities
@@ -119,6 +119,45 @@ string flNotDir(string File)
return string(File,Res,Res - File.length());
}
/*}}}*/
+// SetCloseExec - Set the close on exec flag /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+void SetCloseExec(int Fd,bool Close)
+{
+ if (fcntl(Fd,F_SETFD,(Close == false)?0:FD_CLOEXEC) != 0)
+ {
+ cerr << "FATAL -> Could not set close on exec " << strerror(errno) << endl;
+ exit(100);
+ }
+}
+ /*}}}*/
+// SetNonBlock - Set the nonblocking flag /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+void SetNonBlock(int Fd,bool Block)
+{
+ int Flags = fcntl(Fd,F_GETFL);
+ if (fcntl(Fd,F_SETFL,(Block == false)?0:O_NONBLOCK) != 0)
+ {
+ cerr << "FATAL -> Could not set non-blocking flag " << strerror(errno) << endl;
+ exit(100);
+ }
+}
+ /*}}}*/
+// WaitFd - Wait for a FD to become readable /*{{{*/
+// ---------------------------------------------------------------------
+/* This waits for a FD to become readable using select. It is usefull for
+ applications making use of non-blocking sockets. */
+bool WaitFd(int Fd)
+{
+ fd_set Set;
+ FD_ZERO(&Set);
+ FD_SET(Fd,&Set);
+ if (select(Fd+1,&Set,0,0,0) <= 0)
+ return false;
+ return true;
+}
+ /*}}}*/
// FileFd::FileFd - Open a file /*{{{*/
// ---------------------------------------------------------------------
@@ -155,6 +194,7 @@ FileFd::FileFd(string FileName,OpenMode Mode, unsigned long Perms)
_error->Errno("open","Could not open file %s",FileName.c_str());
else
this->FileName = FileName;
+ SetCloseExec(iFd,true);
}
/*}}}*/
// FileFd::~File - Closes the file /*{{{*/