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newlib-cygwin
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* dcrt0.cc (dll_crt0_1): Drop calls to setlocale/_setlocale_r. Just 

call initial_setlocale from here.
	* syscalls.cc (initial_setlocale): Set internal charset and revert
	application locale to "C".
	(setlocale): Don't set Cygwin's internal charset here.
This commit is contained in:
Corinna Vinschen 2009-10-02 14:58:10 +00:00
parent 0e03c708be
commit 0ca6c6b802
3 changed files with 31 additions and 11 deletions
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8
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,11 @@
2009-10-02 Corinna Vinschen <corinna@vinschen.de>
* dcrt0.cc (dll_crt0_1): Drop calls to setlocale/_setlocale_r. Just
call initial_setlocale from here.
* syscalls.cc (initial_setlocale): Set internal charset and revert
application locale to "C".
(setlocale): Don't set Cygwin's internal charset here.
2009-10-02 Christopher Faylor <me+cygwin@cgf.cx>
* dcrt0.cc (dll_crt0_1): Move cxx_malloc reset kluge from here.

6
winsup/cygwin/dcrt0.cc
View File

@ -768,6 +768,8 @@ dll_crt0_0 ()
void
dll_crt0_1 (void *)
{
extern void initial_setlocale ();
if (dynamically_loaded)
sigproc_init ();
check_sanity_and_sync (user_data);
@ -940,9 +942,7 @@ dll_crt0_1 (void *)
LoadLibrary serialization. */
ld_preload ();
/* Set internal locale to the environment settings. */
setlocale (LC_CTYPE, "");
/* Reset application locale to "C" per POSIX */
_setlocale_r (_REENT, LC_CTYPE, "C");
initial_setlocale ();
if (user_data->main)
cygwin_exit (user_data->main (__argc, __argv, *user_data->envptr));
__asm__ (" \n\

28
winsup/cygwin/syscalls.cc
View File

@ -4209,6 +4209,24 @@ internal_setlocale ()
setenv ("PATH", c_path, 1);
}
/* Called from dll_crt0_1, before calling the application's main().
Set the internal charset according to the environment locale settings.
Check if a required codepage is available, and only switch internal
charset if so. Afterwards, reset application locale to "C" per POSIX. */
void
initial_setlocale ()
{
char *ret = _setlocale_r (_REENT, LC_CTYPE, "");
if (ret && check_codepage (ret)
&& strcmp (cygheap->locale.charset, __locale_charset ()) != 0)
internal_setlocale ();
_setlocale_r (_REENT, LC_CTYPE, "C");
}
/* Like newlib's setlocale, but additionally check if the charset needs
OS support and the required codepage is actually installed. If codepage
is not available, revert to previous locale and return NULL. For details
about codepage availability, see the comment in check_codepage() above. */
extern "C" char *
setlocale (int category, const char *locale)
{
@ -4216,13 +4234,7 @@ setlocale (int category, const char *locale)
if (locale && !wincap.has_always_all_codepages ())
stpcpy (old, _setlocale_r (_REENT, category, NULL));
char *ret = _setlocale_r (_REENT, category, locale);
if (ret && locale)
{
if (!(ret = check_codepage (ret)))
_setlocale_r (_REENT, category, old);
else if (!*locale && strcmp (cygheap->locale.charset,
__locale_charset ()) != 0)
internal_setlocale ();
}
if (ret && locale && !(ret = check_codepage (ret)))
_setlocale_r (_REENT, category, old);
return ret;
}