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newlib-cygwin
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* fhandler.h (fhandler_proc::opendir): Declare. 

(fhandler_proc::closedir): Declare.
	* fhandler_proc.cc (fhandler_proc::opendir): New method.  Fetch list
	of active processes here once to avoid potential duplicates.
	(fhandler_proc::closedir): New method.
This commit is contained in:
Corinna Vinschen 2011-08-12 12:31:08 +00:00
parent 6e2c582323
commit 1f08558f14
3 changed files with 31 additions and 1 deletions
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8
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,11 @@
2011-08-12 Corinna Vinschen <corinna@vinschen.de>
* fhandler.h (fhandler_proc::opendir): Declare.
(fhandler_proc::closedir): Declare.
* fhandler_proc.cc (fhandler_proc::opendir): New method. Fetch list
of active processes here once to avoid potential duplicates.
(fhandler_proc::closedir): New method.
2011-08-11 Corinna Vinschen <corinna@vinschen.de>
* fhandler_proc.cc (fhandler_proc::get_proc_fhandler): Don't allow to

2
winsup/cygwin/fhandler.h
View File

@ -1440,6 +1440,8 @@ class fhandler_proc: public fhandler_virtual
public:
fhandler_proc ();
virtual_ftype_t exists();
DIR *opendir (int fd) __attribute__ ((regparm (2)));
int closedir (DIR *);
int readdir (DIR *, dirent *) __attribute__ ((regparm (3)));
static fh_devices get_proc_fhandler (const char *path);

22
winsup/cygwin/fhandler_proc.cc
View File

@ -220,6 +220,26 @@ fhandler_proc::fstat (struct __stat64 *buf)
return -1;
}
DIR *
fhandler_proc::opendir (int fd)
{
DIR *dir = fhandler_virtual::opendir (fd);
if (dir && !(dir->__handle = (void *) new winpids ((DWORD) 0)))
{
free (dir);
dir = NULL;
set_errno (ENOMEM);
}
return dir;
}
int
fhandler_proc::closedir (DIR *dir)
{
free (dir->__handle);
return fhandler_virtual::closedir (dir);
}
int
fhandler_proc::readdir (DIR *dir, dirent *de)
{
@ -232,7 +252,7 @@ fhandler_proc::readdir (DIR *dir, dirent *de)
}
else
{
winpids pids ((DWORD) 0);
winpids &pids = *(winpids *) dir->__handle;
int found = 0;
res = ENMFILE;
for (unsigned i = 0; i < pids.npids; i++)