zte's code,first commit
Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/build/uClibc/libc/sysdeps/linux/frv/sbrk.c b/ap/build/uClibc/libc/sysdeps/linux/frv/sbrk.c
new file mode 100644
index 0000000..2dc719a
--- /dev/null
+++ b/ap/build/uClibc/libc/sysdeps/linux/frv/sbrk.c
@@ -0,0 +1,25 @@
+/* From libc-5.3.12 */
+
+#include <errno.h>
+#include <unistd.h>
+#include <sys/syscall.h>
+
+extern void * __curbrk attribute_hidden;
+extern int __init_brk (void) attribute_hidden;
+extern void *_brk(void *ptr) attribute_hidden;
+
+void *
+sbrk(intptr_t increment)
+{
+ if (__init_brk () == 0)
+ {
+ char * tmp = (char*)__curbrk+increment;
+ __curbrk = _brk(tmp);
+ if (__curbrk == tmp)
+ return tmp-increment;
+ __set_errno(ENOMEM);
+ return ((void *) -1);
+ }
+ return ((void *) -1);
+}
+libc_hidden_def(sbrk)