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Diffstat (limited to 'winsup/cygwin/pinfo.h')
| -rw-r--r-- | winsup/cygwin/pinfo.h | 242 |
1 files changed, 0 insertions, 242 deletions
diff --git a/winsup/cygwin/pinfo.h b/winsup/cygwin/pinfo.h deleted file mode 100644 index 89b683f94..000000000 --- a/winsup/cygwin/pinfo.h +++ /dev/null @@ -1,242 +0,0 @@ -/* pinfo.h: process table info - - Copyright 2000, 2001, 2002 Red Hat, Inc. - -This file is part of Cygwin. - -This software is a copyrighted work licensed under the terms of the -Cygwin license. Please consult the file "CYGWIN_LICENSE" for -details. */ - -#ifndef _PINFO_H -#define _PINFO_H -/* Signal constants (have to define them here, unfortunately) */ - -enum -{ - __SIGFLUSH = -2, - __SIGSTRACE = -1, - __SIGCOMMUNE = 0, - __SIGOFFSET = 2 -}; - -#define PSIZE 63 - -#include <sys/resource.h> -#include "thread.h" - -struct commune_result -{ - char *s; - int n; -}; - -enum picom -{ - PICOM_CMDLINE = 1 -}; - -class _pinfo -{ -public: - /* Cygwin pid */ - pid_t pid; - - /* Various flags indicating the state of the process. See PID_ - constants below. */ - DWORD process_state; - - /* If hProcess is set, it's because it came from a - CreateProcess call. This means it's process relative - to the thing which created the process. That's ok because - we only use this handle from the parent. */ - HANDLE hProcess; - -#define PINFO_REDIR_SIZE ((char *) &myself.procinfo->hProcess - (char *) myself.procinfo) - - /* Handle associated with initial Windows pid which started it all. */ - HANDLE pid_handle; - - /* Handle to the logical parent of this pid. */ - HANDLE ppid_handle; - - /* Parent process id. */ - pid_t ppid; - - /* dwProcessId contains the processid used for sending signals. It - * will be reset in a child process when it is capable of receiving - * signals. - */ - DWORD dwProcessId; - - /* Used to spawn a child for fork(), among other things. */ - char progname[MAX_PATH]; - - /* User information. - The information is derived from the GetUserName system call, - with the name looked up in /etc/passwd and assigned a default value - if not found. This data resides in the shared data area (allowing - tasks to store whatever they want here) so it's for informational - purposes only. */ - __uid32_t uid; /* User ID */ - __gid32_t gid; /* Group ID */ - pid_t pgid; /* Process group ID */ - pid_t sid; /* Session ID */ - int ctty; /* Control tty */ - bool has_pgid_children;/* True if we've forked or spawned children with our GID. */ - - /* Resources used by process. */ - long start_time; - struct rusage rusage_self; - struct rusage rusage_children; - - /* Non-zero if process was stopped by a signal. */ - char stopsig; - - /* commune */ - pid_t hello_pid; - HANDLE tothem; - HANDLE fromthem; - - void exit (UINT n, bool norecord = 0) __attribute__ ((noreturn, regparm(2))); - - inline void set_has_pgid_children () - { - if (pgid == pid) - has_pgid_children = 1; - } - - inline void set_has_pgid_children (bool val) {has_pgid_children = val;} - - inline struct sigaction& getsig (int sig) - { - return thread2signal ? thread2signal->sigs[sig] : sigs[sig]; - } - - inline void copysigs (_pinfo *p) {memcpy (sigs, p->sigs, sizeof (sigs));} - - inline sigset_t& getsigmask () - { - return thread2signal ? *thread2signal->sigmask : sig_mask; - } - - inline void setsigmask (sigset_t mask) - { - if (thread2signal) - *(thread2signal->sigmask) = mask; - sig_mask = mask; - } - - inline LONG* getsigtodo (int sig) {return _sigtodo + __SIGOFFSET + sig;} - - inline HANDLE getthread2signal () - { - return thread2signal ? thread2signal->win32_obj_id : hMainThread; - } - - inline void setthread2signal (void *thr) {thread2signal = (pthread *) thr;} - void commune_recv (); - commune_result commune_send (DWORD); - bool alive (); - char *cmdline (size_t &); - - friend void __stdcall set_myself (pid_t, HANDLE); - -private: - struct sigaction sigs[NSIG]; - sigset_t sig_mask; /* one set for everything to ignore. */ - LONG _sigtodo[NSIG + __SIGOFFSET]; - pthread *thread2signal; // NULL means thread any other means a pthread - CRITICAL_SECTION lock; -}; - -class pinfo -{ - HANDLE h; - _pinfo *procinfo; - bool destroy; -public: - void init (pid_t n, DWORD create = 0, HANDLE h = NULL) __attribute__ ((regparm(3))); - pinfo () {} - pinfo (_pinfo *x): procinfo (x) {} - pinfo (pid_t n) {init (n);} - pinfo (pid_t n, int create) {init (n, create);} - void release (); - ~pinfo () - { - if (destroy && procinfo) - release (); - } - - _pinfo *operator -> () const {return procinfo;} - int operator == (pinfo *x) const {return x->procinfo == procinfo;} - int operator == (pinfo &x) const {return x.procinfo == procinfo;} - int operator == (void *x) const {return procinfo == x;} - int operator == (int x) const {return (int) procinfo == (int) x;} - int operator == (char *x) const {return (char *) procinfo == x;} - _pinfo *operator * () const {return procinfo;} - operator _pinfo * () const {return procinfo;} - // operator bool () const {return (int) h;} -#ifndef _SIGPROC_H - int remember () {system_printf ("remember is not here"); return 0;} -#else - int remember () - { - int res = proc_subproc (PROC_ADDCHILD, (DWORD) this); - destroy = res ? false : true; - return res; - } -#endif - HANDLE shared_handle () {return h;} -}; - -#define ISSTATE(p, f) (!!((p)->process_state & f)) -#define NOTSTATE(p, f) (!((p)->process_state & f)) - -class winpids -{ - DWORD *pidlist; - DWORD npidlist; - pinfo *pinfolist; - DWORD (winpids::* enum_processes) (bool winpid); - DWORD enum_init (bool winpid); - DWORD enumNT (bool winpid); - DWORD enum9x (bool winpid); - void add (DWORD& nelem, bool, DWORD pid); - static CRITICAL_SECTION cs; -public: - DWORD npids; - inline void reset () { npids = 0; release (); } - void set (bool winpid); - winpids (int): enum_processes (&winpids::enum_init) { reset (); } - winpids (): pidlist (NULL), npidlist (0), pinfolist (NULL), - enum_processes (&winpids::enum_init), npids (0) { set (0); } - inline DWORD& winpid (int i) const {return pidlist[i];} - inline _pinfo *operator [] (int i) const {return (_pinfo *) pinfolist[i];} - ~winpids (); - void release (); - static void init (); -}; - -extern __inline pid_t -cygwin_pid (pid_t pid) -{ - return (pid_t) (wincap.has_negative_pids ()) ? -(int) pid : pid; -} - -void __stdcall pinfo_init (char **, int); -void __stdcall set_myself (pid_t pid, HANDLE h = NULL); -extern pinfo myself; - -#define _P_VFORK 0 -extern void __stdcall pinfo_fixup_after_fork (); -extern HANDLE hexec_proc; - -/* For mmaps across fork(). */ -int __stdcall fixup_mmaps_after_fork (HANDLE parent); -/* for shm areas across fork (). */ -int __stdcall fixup_shms_after_fork (); - -void __stdcall fill_rusage (struct rusage *, HANDLE); -void __stdcall add_rusage (struct rusage *, struct rusage *); -#endif /*_PINFO_H*/ |