From: Jan Beulich <jbeulich@suse.com>
To: "xen-devel@lists.xenproject.org" <xen-devel@lists.xenproject.org>
Cc: Andrew Cooper <andrew.cooper3@citrix.com>,
George Dunlap <george.dunlap@citrix.com>,
Ian Jackson <iwj@xenproject.org>, Julien Grall <julien@xen.org>,
Stefano Stabellini <sstabellini@kernel.org>, Wei Liu <wl@xen.org>
Subject: [PATCH 07/23] lib: move memcmp()
Date: Thu, 1 Apr 2021 12:22:23 +0200 [thread overview]
Message-ID: <b82ffb74-1c76-f5b5-dce5-d90897750b70@suse.com> (raw)
In-Reply-To: <c53a6802-8bae-1dc6-5ac4-6238e122aaa4@suse.com>
Signed-off-by: Jan Beulich <jbeulich@suse.com>
--- a/xen/common/string.c
+++ b/xen/common/string.c
@@ -311,25 +311,6 @@ char *(strstr)(const char *s1, const cha
}
#endif
-#ifndef __HAVE_ARCH_MEMCMP
-/**
- * memcmp - Compare two areas of memory
- * @cs: One area of memory
- * @ct: Another area of memory
- * @count: The size of the area.
- */
-int (memcmp)(const void *cs, const void *ct, size_t count)
-{
- const unsigned char *su1, *su2;
- int res = 0;
-
- for( su1 = cs, su2 = ct; 0 < count; ++su1, ++su2, count--)
- if ((res = *su1 - *su2) != 0)
- break;
- return res;
-}
-#endif
-
#ifndef __HAVE_ARCH_MEMCHR
/**
* memchr - Find a character in an area of memory.
--- a/xen/lib/Makefile
+++ b/xen/lib/Makefile
@@ -4,6 +4,7 @@ lib-y += bsearch.o
lib-y += ctors.o
lib-y += ctype.o
lib-y += list-sort.o
+lib-y += memcmp.o
lib-y += memcpy.o
lib-y += memmove.o
lib-y += memset.o
--- /dev/null
+++ b/xen/lib/memcmp.c
@@ -0,0 +1,32 @@
+/*
+ * Copyright (C) 1991, 1992 Linus Torvalds
+ */
+
+#include <xen/string.h>
+
+/**
+ * memcmp - Compare two areas of memory
+ * @cs: One area of memory
+ * @ct: Another area of memory
+ * @count: The size of the area.
+ */
+int (memcmp)(const void *cs, const void *ct, size_t count)
+{
+ const unsigned char *su1, *su2;
+ int res = 0;
+
+ for( su1 = cs, su2 = ct; 0 < count; ++su1, ++su2, count--)
+ if ((res = *su1 - *su2) != 0)
+ break;
+ return res;
+}
+
+/*
+ * Local variables:
+ * mode: C
+ * c-file-style: "BSD"
+ * c-basic-offset: 8
+ * tab-width: 8
+ * indent-tabs-mode: t
+ * End:
+ */
next prev parent reply other threads:[~2021-04-01 10:22 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-01 10:14 [PATCH 00/23] further population of xen/lib/ Jan Beulich
2021-04-01 10:19 ` [PATCH 01/23] lib: move muldiv64() Jan Beulich
2021-04-15 10:00 ` Ping (x86): " Jan Beulich
2021-04-15 12:46 ` Roger Pau Monné
2021-04-01 10:19 ` [PATCH 02/23] lib: move 64-bit div/mod compiler helpers Jan Beulich
2021-04-01 14:56 ` Julien Grall
2021-04-01 15:23 ` Jan Beulich
2021-04-06 19:34 ` Julien Grall
2021-04-07 8:33 ` Jan Beulich
2021-04-07 14:06 ` Julien Grall
2021-04-01 10:20 ` [PATCH 03/23] string: drop redundant declarations Jan Beulich
2021-04-01 14:59 ` Julien Grall
2021-04-01 10:20 ` [PATCH 04/23] lib: move memset() Jan Beulich
2021-04-01 10:21 ` [PATCH 05/23] lib: move memcpy() Jan Beulich
2021-04-01 10:21 ` [PATCH 06/23] lib: move memmove() Jan Beulich
2021-04-01 10:22 ` Jan Beulich [this message]
2021-04-01 10:22 ` [PATCH 08/23] lib: move memchr() Jan Beulich
2021-04-01 10:23 ` [PATCH 09/23] lib: move memchr_inv() Jan Beulich
2021-04-01 10:23 ` [PATCH 10/23] lib: move strlen() Jan Beulich
2021-04-01 10:23 ` [PATCH 11/23] lib: move strnlen() Jan Beulich
2021-04-01 10:24 ` [PATCH 12/23] lib: move strcmp() Jan Beulich
2021-04-01 10:25 ` [PATCH 13/23] lib: move strncmp() Jan Beulich
2021-04-01 10:25 ` [PATCH 14/23] lib: move strlcpy() Jan Beulich
2021-04-01 10:25 ` [PATCH 15/23] lib: move strlcat() Jan Beulich
2021-04-01 10:25 ` [PATCH 16/23] lib: move strchr() Jan Beulich
2021-04-01 10:26 ` [PATCH 17/23] lib: move strrchr() Jan Beulich
2021-04-01 10:26 ` [PATCH 18/23] lib: move strstr() Jan Beulich
2021-04-01 10:26 ` [PATCH 19/23] lib: move strcasecmp() Jan Beulich
2021-04-01 10:27 ` [PATCH 20/23] lib: move/rename strnicmp() to strncasecmp() Jan Beulich
2021-04-01 10:27 ` [PATCH 21/23] lib: move strspn() Jan Beulich
2021-04-01 10:28 ` [PATCH 22/23] lib: move strpbrk() Jan Beulich
2021-04-01 10:28 ` [PATCH 23/23] lib: move strsep() Jan Beulich
2021-04-01 11:54 ` [PATCH 00/23] further population of xen/lib/ Julien Grall
2021-04-01 13:43 ` Jan Beulich
2021-04-01 14:04 ` Julien Grall
2021-04-01 14:27 ` Jan Beulich
2021-04-01 14:55 ` Julien Grall
2021-04-01 15:25 ` Jan Beulich
2021-04-01 15:32 ` Julien Grall
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