[PATCH v3 3/7] Optional struct _reent::__unused_sdidinit
Sebastian Huber
sebastian.huber@embedded-brains.de
Mon May 16 15:53:25 GMT 2022
Rename struct _reent member __unused_sdidinit in _reserved_0. Provide it only
if _REENT_BACKWARD_BINARY_COMPAT is defined.
---
newlib/libc/include/sys/reent.h | 24 +++++++++++++++---------
1 file changed, 15 insertions(+), 9 deletions(-)
diff --git a/newlib/libc/include/sys/reent.h b/newlib/libc/include/sys/reent.h
index fa9ac57da..fc289b531 100644
--- a/newlib/libc/include/sys/reent.h
+++ b/newlib/libc/include/sys/reent.h
@@ -342,6 +342,12 @@ struct _rand48 {
#define _REENT_ASCTIME_SIZE 26
#define _REENT_SIGNAL_SIZE 24
+#ifdef _REENT_BACKWARD_BINARY_COMPAT
+#define _REENT_INIT_RESERVED_0 0,
+#else
+#define _REENT_INIT_RESERVED_0 /* Nothing to initialize */
+#endif
+
/*
* struct _reent
*
@@ -395,9 +401,9 @@ struct _reent
char *_emergency;
- /* No longer used, but member retained for binary compatibility.
- Now, the __cleanup member is used to check initialization. */
- int _unused_sdidinit;
+#ifdef _REENT_BACKWARD_BINARY_COMPAT
+ int _reserved_0;
+#endif
int _unspecified_locale_info; /* unused, reserved for locale stuff */
struct __locale_t *_locale;/* per-thread locale */
@@ -440,7 +446,7 @@ struct _reent
&__sf[2], \
0, \
_NULL, \
- 0, \
+ _REENT_INIT_RESERVED_0 \
0, \
_NULL, \
_NULL, \
@@ -478,7 +484,7 @@ extern const struct __sFILE_fake __sf_fake_stderr;
(__FILE *)&__sf_fake_stderr, \
0, \
_NULL, \
- 0, \
+ _REENT_INIT_RESERVED_0 \
0, \
_NULL, \
_NULL, \
@@ -633,9 +639,9 @@ struct _reent
int _unspecified_locale_info; /* unused, reserved for locale stuff */
struct __locale_t *_locale;/* per-thread locale */
- /* No longer used, but member retained for binary compatibility.
- Now, the __cleanup member is used to check initialization. */
- int _unused_sdidinit;
+#ifdef _REENT_BACKWARD_BINARY_COMPAT
+ int _reserved_0;
+#endif
void (*__cleanup) (struct _reent *);
@@ -723,7 +729,7 @@ struct _reent
"", \
0, \
_NULL, \
- 0, \
+ _REENT_INIT_RESERVED_0 \
_NULL, \
_NULL, \
0, \
--
2.35.3
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