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* Makefile.in (DLL_OFILES): Add tls_pbuf.o.

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* 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.
This commit is contained in:
Corinna Vinschen
2008-03-07 11:24:51 +00:00
parent d8e218442b
commit 752b16ce35
22 changed files with 467 additions and 203 deletions
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36
winsup/cygwin/fork.cc
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@ -24,6 +24,7 @@ details. */
#include "cygheap.h"
#include "child_info.h"
#include "cygtls.h"
#include "tls_pbuf.h"
#include "perprocess.h"
#include "dll_init.h"
#include "sync.h"
@ -348,16 +349,21 @@ frok::parent (volatile char * volatile stack_here)
ch.stackbottom, ch.stacktop, ch.stacksize);
PROCESS_INFORMATION pi;
STARTUPINFO si;
STARTUPINFOW si;
memset (&si, 0, sizeof (si));
si.cb = sizeof (STARTUPINFO);
si.cb = sizeof si;
si.lpReserved2 = (LPBYTE) &ch;
si.cbReserved2 = sizeof (ch);
syscall_printf ("CreateProcess (%s, %s, 0, 0, 1, %p, 0, 0, %p, %p)",
myself->progname, myself->progname, c_flags, &si, &pi);
/* FIXME: myself->progname should be converted to WCHAR. */
tmp_pathbuf tp;
PWCHAR progname = tp.w_get ();
sys_mbstowcs (progname, NT_MAX_PATH, myself->progname);
syscall_printf ("CreateProcess (%W, %W, 0, 0, 1, %p, 0, 0, %p, %p)",
progname, progname, c_flags, &si, &pi);
bool locked = __malloc_lock ();
time_t start_time = time (NULL);
@ -367,21 +373,21 @@ frok::parent (volatile char * volatile stack_here)
while (1)
{
rc = CreateProcess (myself->progname, /* image to run */
myself->progname, /* what we send in arg0 */
&sec_none_nih,
&sec_none_nih,
TRUE, /* inherit handles from parent */
c_flags,
NULL, /* environment filled in later */
0, /* use current drive/directory */
&si,
&pi);
rc = CreateProcessW (progname, /* image to run */
progname, /* what we send in arg0 */
&sec_none_nih,
&sec_none_nih,
TRUE, /* inherit handles from parent */
c_flags,
NULL, /* environment filled in later */
0, /* use current drive/directory */
&si,
&pi);
if (!rc)
{
this_errno = geterrno_from_win_error ();
error = "CreateProcessA failed";
error = "CreateProcessW failed";
memset (&pi, 0, sizeof (pi));
goto cleanup;
}