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* cygwin.din (_impure_ptr): Export.

Browse Source 
(reent_data): Don't export.
* dcrt0.cc (reent_data): Drop.
(__cygwin_user_data): Initialize impure_ptr as GLOBAL_REENT.
(_dll_crt0): Initialize _impure_ptr as GLOBAL_REENT.
* lib/_cygwin_crt0_common.cc (_impure_ptr): Drop.  Declare extern as dllimport
instead.
This commit is contained in:
Christopher Faylor 2004-09-16 03:49:03 +00:00
parent 181cb05147
commit 22a1a24f10
4 changed files with 17 additions and 6 deletions
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10
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,13 @@
2004-09-15 Corinna Vinschen <corinna@vinschen.de>
* cygwin.din (_impure_ptr): Export.
(reent_data): Don't export.
* dcrt0.cc (reent_data): Drop.
(__cygwin_user_data): Initialize impure_ptr as GLOBAL_REENT.
(_dll_crt0): Initialize _impure_ptr as GLOBAL_REENT.
* lib/_cygwin_crt0_common.cc (_impure_ptr): Drop. Declare extern as
dllimport instead.
2004-09-14 Christopher Faylor <cgf@timesys.com>
* cygtls.h: Add alignment kludge to fix disparity between compilers.

2
winsup/cygwin/cygwin.din
View File

@ -12,6 +12,7 @@ __rcmd_errstr DATA
_check_for_executable DATA
_ctype_ DATA
_daylight DATA
_impure_ptr DATA
_sys_errlist DATA
sys_errlist = _sys_errlist DATA
_sys_nerr DATA
@ -24,7 +25,6 @@ opterr DATA
optind DATA
optopt DATA
optreset DATA
reent_data DATA
_alloca NOSIGFE
dll_entry@12 NOSIGFE
__assert SIGFE

7
winsup/cygwin/dcrt0.cc
View File

@ -98,7 +98,6 @@ extern "C"
char ***main_environ;
/* __progname used in getopt error message */
char *__progname;
struct _reent reent_data;
struct per_process __cygwin_user_data =
{/* initial_sp */ 0, /* magic_biscuit */ 0,
/* dll_major */ CYGWIN_VERSION_DLL_MAJOR,
@ -119,7 +118,7 @@ extern "C"
/* api_minor */ CYGWIN_VERSION_API_MINOR,
/* unused2 */ {0, 0, 0, 0, 0},
/* resourcelocks */ &_reslock, /* threadinterface */ &_mtinterf,
/* impure_ptr */ &reent_data,
/* impure_ptr */ _GLOBAL_REENT,
};
bool ignore_case_with_glob;
int __declspec (dllexport) _check_for_executable = true;
@ -925,7 +924,7 @@ _dll_crt0 ()
*main_environ = NULL;
char padding[CYGTLS_PADSIZE];
_impure_ptr = &reent_data;
_impure_ptr = _GLOBAL_REENT;
_impure_ptr->_stdin = &_impure_ptr->__sf[0];
_impure_ptr->_stdout = &_impure_ptr->__sf[1];
_impure_ptr->_stderr = &_impure_ptr->__sf[2];
@ -947,7 +946,7 @@ dll_crt0 (per_process *uptr)
if (uptr && uptr != user_data)
{
memcpy (user_data, uptr, per_process_overwrite);
*(user_data->impure_ptr_ptr) = &reent_data;
*(user_data->impure_ptr_ptr) = _GLOBAL_REENT;
}
_dll_crt0 ();
}

4
winsup/cygwin/lib/_cygwin_crt0_common.cc
View File

@ -15,6 +15,9 @@ details. */
#include <reent.h>
#include <stdlib.h>
/* Avoid an info message from linker when linking applications. */
extern __declspec(dllimport) struct _reent *_impure_ptr;
#undef environ
extern "C"
@ -23,7 +26,6 @@ char **environ;
int cygwin_attach_dll (HMODULE, MainFunc);
int cygwin_attach_noncygwin_dll (HMODULE, MainFunc);
int main (int, char **, char **);
struct _reent *_impure_ptr;
int _fmode;
void _pei386_runtime_relocator ();