libs/newlib-cygwin
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* fhandler.h (fhandler_process::pid): New field.

Browse Source 
(fhandler_process::fstat): Remove unneeded array.  Set pid element.
(fhandler_process::open): Ditto.
(fhandler_process::fill_filebuf): Handle case where 'p' field is NULL.
This commit is contained in:
Christopher Faylor 2002-06-30 23:02:58 +00:00
parent ccacec81db
commit fdf0b5de28
3 changed files with 26 additions and 7 deletions
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7
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,10 @@
2002-06-30 Christopher Faylor <cgf@redhat.com>
* fhandler.h (fhandler_process::pid): New field.
(fhandler_process::fstat): Remove unneeded array. Set pid element.
(fhandler_process::open): Ditto.
(fhandler_process::fill_filebuf): Handle case where 'p' field is NULL.
2002-06-30 Christopher Faylor <cgf@redhat.com> 2002-06-30 Christopher Faylor <cgf@redhat.com>
* fhandler.h (fhandler_process::p): New field. * fhandler.h (fhandler_process::p): New field.

4
winsup/cygwin/fhandler.h
View File

@ -1107,7 +1107,6 @@ class fhandler_proc: public fhandler_virtual
void fill_filebuf (); void fill_filebuf ();
}; };
class pinfo;
class fhandler_registry: public fhandler_proc class fhandler_registry: public fhandler_proc
{ {
public: public:
@ -1125,9 +1124,10 @@ class fhandler_registry: public fhandler_proc
void fill_filebuf (); void fill_filebuf ();
}; };
struct _pinfo; class pinfo;
class fhandler_process: public fhandler_proc class fhandler_process: public fhandler_proc
{ {
pid_t pid;
pinfo *p; pinfo *p;
public: public:
fhandler_process (); fhandler_process ();

22
winsup/cygwin/fhandler_process.cc
View File

@ -100,12 +100,11 @@ fhandler_process::fstat (struct __stat64 *buf, path_conv *pc)
int file_type = exists (); int file_type = exists ();
(void) fhandler_base::fstat (buf, pc); (void) fhandler_base::fstat (buf, pc);
path += proc_len + 1; path += proc_len + 1;
int pid = atoi (path); pid = atoi (path);
winpids pids;
pinfo p (pid); pinfo p (pid);
if (!p) if (!p)
{ {
set_errno(ENOENT); set_errno (ENOENT);
return -1; return -1;
} }
@ -154,8 +153,7 @@ fhandler_process::readdir (DIR * dir)
int int
fhandler_process::open (path_conv *pc, int flags, mode_t mode) fhandler_process::open (path_conv *pc, int flags, mode_t mode)
{ {
int process_file_no = -1, pid; int process_file_no = -1;
winpids pids;
int res = fhandler_virtual::open (pc, flags, mode); int res = fhandler_virtual::open (pc, flags, mode);
if (!res) if (!res)
@ -249,6 +247,17 @@ out:
void void
fhandler_process::fill_filebuf () fhandler_process::fill_filebuf ()
{ {
pinfo pmaybe;
if (!p)
{
pmaybe.init (pid);
p = &pmaybe;
}
if (!p)
return;
switch (fileid) switch (fileid)
{ {
case PROCESS_UID: case PROCESS_UID:
@ -349,6 +358,9 @@ fhandler_process::fill_filebuf ()
break; break;
} }
} }
if (p == &pmaybe)
p = NULL;
} }
static static