Remove non-standard memswap.
Change-Id: I06548dda339987b755ef7139c590ca3e1f9fe0a9
diff --git a/libc/Android.mk b/libc/Android.mk
index 0ad5af2..40660a2 100644
--- a/libc/Android.mk
+++ b/libc/Android.mk
@@ -61,7 +61,6 @@
bionic/ldexp.c \
bionic/md5.c \
bionic/memmem.c \
- bionic/memswap.c \
bionic/pathconf.c \
bionic/ptsname.c \
bionic/ptsname_r.c \
diff --git a/libc/bionic/memswap.c b/libc/bionic/memswap.c
deleted file mode 100644
index 35b0b32..0000000
--- a/libc/bionic/memswap.c
+++ /dev/null
@@ -1,43 +0,0 @@
-/*
- * Copyright (C) 2008 The Android Open Source Project
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-#include <string.h>
-
-void memswap(void *m1, void *m2, size_t n)
-{
- char* p = m1;
- char* p_end = p + n;
- char* q = m2;
-
- while (p < p_end) {
- char tmp = *p;
- *p = *q;
- *q = tmp;
- p++;
- q++;
- }
-}
diff --git a/libc/bionic/ndk_cruft.cpp b/libc/bionic/ndk_cruft.cpp
index fc9d9d4..b915382 100644
--- a/libc/bionic/ndk_cruft.cpp
+++ b/libc/bionic/ndk_cruft.cpp
@@ -59,4 +59,18 @@
return __get_tls();
}
+// This non-standard function was in our <string.h> for some reason.
+extern "C" void memswap(void* m1, void* m2, size_t n) {
+ char* p = reinterpret_cast<char*>(m1);
+ char* p_end = p + n;
+ char* q = reinterpret_cast<char*>(m2);
+ while (p < p_end) {
+ char tmp = *p;
+ *p = *q;
+ *q = tmp;
+ p++;
+ q++;
+ }
+}
+
#endif
diff --git a/libc/include/string.h b/libc/include/string.h
index 8963e3d..ec998ed 100644
--- a/libc/include/string.h
+++ b/libc/include/string.h
@@ -42,7 +42,6 @@
extern void* memmove(void *, const void *, size_t);
extern void* memset(void *, int, size_t);
extern void* memmem(const void *, size_t, const void *, size_t) __purefunc;
-extern void memswap(void *, void *, size_t);
extern char* index(const char *, int) __purefunc;
extern char* strchr(const char *, int) __purefunc;