From: Joel Sherrill <joel@rtems.org>
To: newlib@sourceware.org
Subject: [PATCH newlib] libc/include/malloc.h: Add prototype for GNU extension malloc_usable_size()
Date: Tue, 15 Mar 2022 10:16:44 -0500 [thread overview]
Message-ID: <20220315151644.369-1-joel@rtems.org> (raw)
This is not provided by the newlib malloc implementation but may
be available in external implementations.
---
newlib/libc/include/malloc.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/newlib/libc/include/malloc.h b/newlib/libc/include/malloc.h
index a9dc5bca6..e73095e1e 100644
--- a/newlib/libc/include/malloc.h
+++ b/newlib/libc/include/malloc.h
@@ -137,6 +137,10 @@ extern void __malloc_lock(struct _reent *);
extern void __malloc_unlock(struct _reent *);
+#if __GNU_VISIBLE
+extern size_t malloc_usable_size(void *);
+#endif
+
/* A compatibility routine for an earlier version of the allocator. */
extern void mstats (char *);
--
2.24.4
next reply other threads:[~2022-03-15 15:16 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-15 15:16 Joel Sherrill [this message]
[not found] ` <BN2P110MB1544D6E89DF3E9BB09EC091D9A109@BN2P110MB1544.NAMP110.PROD.OUTLOOK.COM>
2022-03-15 15:38 ` C Howland
2022-03-15 15:44 ` Joel Sherrill
2022-03-15 15:54 ` C Howland
2022-03-15 15:47 ` Mike Frysinger
2022-03-15 18:42 ` Sebastian Huber
2022-03-15 20:36 ` Mike Frysinger
2022-03-15 21:14 ` Joel Sherrill
2022-03-15 20:54 ` Joel Sherrill
2022-03-15 23:50 ` Mike Frysinger
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20220315151644.369-1-joel@rtems.org \
--to=joel@rtems.org \
--cc=newlib@sourceware.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).