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Add _REENT_LOCALE(ptr) 

Add a _REENT_LOCALE() macro to encapsulate access to the _locale
member of struct reent. This will help to replace the struct
member with a thread-local storage object in a follow up patch.
This commit is contained in:
Matt Joyce 2022-02-02 12:47:30 +01:00 committed by Sebastian Huber
parent 0985d418cb
commit 50f078b48c
3 changed files with 5 additions and 4 deletions
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1
newlib/libc/include/sys/reent.h
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@ -721,6 +721,7 @@ struct _reent
#define _REENT_EMERGENCY(_ptr) ((_ptr)->_emergency) #define _REENT_EMERGENCY(_ptr) ((_ptr)->_emergency)
#define _REENT_ERRNO(_ptr) ((_ptr)->_errno) #define _REENT_ERRNO(_ptr) ((_ptr)->_errno)
#define _REENT_INC(_ptr) ((_ptr)->_inc) #define _REENT_INC(_ptr) ((_ptr)->_inc)
#define _REENT_LOCALE(_ptr) ((_ptr)->_locale)
#define _REENT_STDIN(_ptr) ((_ptr)->_stdin) #define _REENT_STDIN(_ptr) ((_ptr)->_stdin)
#define _REENT_STDOUT(_ptr) ((_ptr)->_stdout) #define _REENT_STDOUT(_ptr) ((_ptr)->_stdout)
#define _REENT_STDERR(_ptr) ((_ptr)->_stderr) #define _REENT_STDERR(_ptr) ((_ptr)->_stderr)

4
newlib/libc/locale/setlocale.h
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@ -218,7 +218,7 @@ _ELIDABLE_INLINE struct __locale_t *
__get_locale_r (struct _reent *r) __get_locale_r (struct _reent *r)
{ {
#ifdef __HAVE_LOCALE_INFO__ #ifdef __HAVE_LOCALE_INFO__
return r->_locale; return _REENT_LOCALE(r);
#else #else
return __get_global_locale(); return __get_global_locale();
#endif #endif
@ -232,7 +232,7 @@ _ELIDABLE_INLINE struct __locale_t *
__get_current_locale (void) __get_current_locale (void)
{ {
#ifdef __HAVE_LOCALE_INFO__ #ifdef __HAVE_LOCALE_INFO__
return _REENT->_locale ?: __get_global_locale (); return _REENT_LOCALE(_REENT) ?: __get_global_locale ();
#else #else
return __get_global_locale(); return __get_global_locale();
#endif #endif

4
newlib/libc/locale/uselocale.c
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@ -64,9 +64,9 @@ _uselocale_r (struct _reent *p, struct __locale_t *newloc)
if (!current_locale) if (!current_locale)
current_locale = LC_GLOBAL_LOCALE; current_locale = LC_GLOBAL_LOCALE;
if (newloc == LC_GLOBAL_LOCALE) if (newloc == LC_GLOBAL_LOCALE)
p->_locale = NULL; _REENT_LOCALE(p) = NULL;
else if (newloc) else if (newloc)
p->_locale = newloc; _REENT_LOCALE(p) = newloc;
return current_locale; return current_locale;
} }