diff options
Diffstat (limited to 'winsup/cygwin/child_info.h')
-rw-r--r-- | winsup/cygwin/child_info.h | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/winsup/cygwin/child_info.h b/winsup/cygwin/child_info.h deleted file mode 100644 index f0fa3d0eb..000000000 --- a/winsup/cygwin/child_info.h +++ /dev/null @@ -1,116 +0,0 @@ -/* child_info.h: shared child info for cygwin - - Copyright 2000, 2001, 2002, 2003, 2004, 2005 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. */ - -#include <setjmp.h> - -enum child_info_types -{ - _PROC_EXEC, - _PROC_SPAWN, - _PROC_FORK, - _PROC_WHOOPS -}; - -#define OPROC_MAGIC_MASK 0xff00ff00 -#define OPROC_MAGIC_GENERIC 0xaf00f000 - -#define PROC_MAGIC_GENERIC 0xaf00fa00 - -#define PROC_EXEC (_PROC_EXEC) -#define PROC_SPAWN (_PROC_SPAWN) -#define PROC_FORK (_PROC_FORK) - -#define EXEC_MAGIC_SIZE sizeof(child_info) - -#define CURR_CHILD_INFO_MAGIC 0xd079e02U - -/* NOTE: Do not make gratuitous changes to the names or organization of the - below class. The layout is checksummed to determine compatibility between - different cygwin versions. */ -class child_info -{ -public: - DWORD zero[4]; // must be zeroed - DWORD cb; // size of this record - DWORD intro; // improbable string - unsigned long magic; // magic number unique to child_info - unsigned short type; // type of record, exec, spawn, fork - HANDLE subproc_ready; // used for synchronization with parent - HANDLE user_h; - HANDLE parent; - init_cygheap *cygheap; - void *cygheap_max; - DWORD cygheap_reserve_sz; - HANDLE cygheap_h; - unsigned fhandler_union_cb; - child_info (unsigned, child_info_types); - ~child_info (); - void ready (bool); - bool sync (pinfo&, DWORD); -}; - -class mount_info; -class _pinfo; - -class child_info_fork: public child_info -{ -public: - HANDLE forker_finished;// for synchronization with child - DWORD stacksize; // size of parent stack - jmp_buf jmp; // where child will jump to - void *stacktop; // location of top of parent stack - void *stackbottom; // location of bottom of parent stack - child_info_fork (); -}; - -class fhandler_base; - -class cygheap_exec_info -{ -public: - char *old_title; - int argc; - char **argv; - int envc; - char **envp; - HANDLE myself_pinfo; -}; - -class child_info_spawn: public child_info -{ -public: - cygheap_exec_info *moreinfo; - - ~child_info_spawn () - { - if (moreinfo) - { - if (moreinfo->old_title) - cfree (moreinfo->old_title); - if (moreinfo->envp) - { - for (char **e = moreinfo->envp; *e; e++) - cfree (*e); - cfree (moreinfo->envp); - } - CloseHandle (moreinfo->myself_pinfo); - cfree (moreinfo); - } - } - child_info_spawn (child_info_types); -}; - -void __stdcall init_child_info (DWORD, child_info *, HANDLE); - -extern "C" { -extern child_info *child_proc_info; -extern child_info_spawn *spawn_info asm ("_child_proc_info"); -extern child_info_fork *fork_info asm ("_child_proc_info"); -} |