newlib/winsup/cygwin/environ.h
Corinna Vinschen 752b16ce35 * Makefile.in (DLL_OFILES): Add tls_pbuf.o.
* autoload.cc (CreateDesktopW): Replace CreateDesktopA.
	(CreateWindowStationW): Replace CreateWindowStationA.
	(GetUserObjectInformationW): Replace GetUserObjectInformationA.
	* cygheap.h (cwdstuff::get): Assume default buffer size NT_MAX_PATH.
	* cygtls.cc (_cygtls::remove): Free temporary TLS path buffers.
	* cygtls.h (TP_NUM_C_BUFS): Define.
	(TP_NUM_W_BUFS): Define.
	(class tls_pathbuf): New class to store pointers to thread local
	temporary path buffers.
	(_local_storage::pathbufs): New member.
	* environ.cc (win_env::add_cache): Use temporary TLS path buffer instead
	of stack based buffer.
	(posify): Get temporary outenv buffer from calling function.
	(environ_init): Create temporary TLS path buffer for posify.
	(build_env): Create Windows environment block as WCHAR buffer.
	* environ.h (build_env): Change declaration accordingly.
	* external.cc (sync_winenv): Accommodate build_env change.
	* fhandler_console.cc (fhandler_console::need_invisible): Use
	GetUserObjectInformationW and CreateWindowStationW.
	* fhandler_process.cc (format_process_maps): Use temporary TLS path
	buffer instead of stack based buffer.
	* fork.cc (frok::parent): Convert to use CreateProcessW.
	* path.cc: Throughout use temporary TLS path buffers instead of stack
	based buffer.  Replace checks for CYG_MAX_PATH by checks for
	NT_MAX_PATH.
	(getfileattr): New function to replace GetFileAttributesA.
	(normalize_win32_path): Remove Win32 and NT long path prefixes.
	(getwd): Assume PATH_MAX + 1 buffer per SUSv3.
	* path.h (class path_conv): Set path buffer to size NT_MAX_PATH.
	(iswdrive): Define.
	* pinfo.cc (commune_process): Use temporary TLS path buffer instead of
	stack based buffer.
	* registry.cc (get_registry_hive_path): Ditto.
	(load_registry_hive): Ditto.
	* spawn.cc (spawn_guts): Convert to use CreateProcessW and
	CreateProcessAsUserW.
	(av::fixup): Open/close file using NtOpenFile/NtClose.
	* syscalls.cc (mknod_worker): Allow PATH_MAX file name.
	(mknod32): Ditto.
	(getusershell): Ditto.
	* tls_pbuf.cc: New file implementing tls_pathbuf and tmp_pathbuf
	methods.
	* tls_pbuf.h: New header for files using tmp_pathbuf.
	* tlsoffsets.h: Regenerate.
	* winsup.h (NT_MAX_PATH): Define as 32767 to avoid USHORT overflow.
2008-03-07 11:24:51 +00:00

53 lines
1.9 KiB
C

/* environ.h: Declarations for environ manipulation
Copyright 2000, 2001, 2002, 2003, 2005, 2006 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. */
/* Initialize the environment */
void environ_init (char **, int)
__attribute__ ((regparm (2)));
/* The structure below is used to control conversion to/from posix-style
file specs. Currently, only PATH and HOME are converted, but PATH
needs to use a "convert path list" function while HOME needs a simple
"convert to posix/win32". For the simple case, where a calculated length
is required, just return CYG_MAX_PATH. *FIXME* */
struct win_env
{
const char *name;
size_t namelen;
char *posix;
char *native;
int (*toposix) (const char *, char *);
int (*towin32) (const char *, char *);
int (*posix_len) (const char *);
int (*win32_len) (const char *);
bool immediate;
void add_cache (const char *in_posix, const char *in_native = NULL)
__attribute__ ((regparm (3)));
const char * get_native () const {return native ? native + namelen : NULL;}
const char * get_posix () const {return posix ? posix : NULL;}
struct win_env& operator = (struct win_env& x);
void reset () {native = posix = NULL;}
~win_env ();
};
win_env * __stdcall getwinenv (const char *name, const char *posix = NULL, win_env * = NULL)
__attribute__ ((regparm (3)));
char * __stdcall getwinenveq (const char *name, size_t len, int)
__attribute__ ((regparm (3)));
void __stdcall update_envptrs ();
extern char **__cygwin_environ, ***main_environ;
extern "C" char __stdcall **cur_environ ();
char ** __stdcall build_env (const char * const *envp, PWCHAR &envblock,
int &envc, bool need_envblock)
__attribute__ ((regparm (3)));
#define ENV_CVT -1