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-rw-r--r--newlib/ChangeLog5
-rw-r--r--newlib/libc/sys/arm/syscalls.c6
2 files changed, 8 insertions, 3 deletions
diff --git a/newlib/ChangeLog b/newlib/ChangeLog
index 1ea09a4a3..a00d38dff 100644
--- a/newlib/ChangeLog
+++ b/newlib/ChangeLog
@@ -1,3 +1,8 @@
+2014-02-11 Joey Ye <joey.ye@arm.com>
+
+ * libc/sys/arm/syscalls.c (_sbrk): Define as weak symbols.
+ (_read, _write): Ditto.
+
2014-02-09 Corinna Vinschen <vinschen@redhat.com>
* libc/include/pwd.h: Include <sys/cdefs.h>.
diff --git a/newlib/libc/sys/arm/syscalls.c b/newlib/libc/sys/arm/syscalls.c
index c5df5bb8a..04dde4558 100644
--- a/newlib/libc/sys/arm/syscalls.c
+++ b/newlib/libc/sys/arm/syscalls.c
@@ -202,7 +202,7 @@ _swiread (int file,
#endif
}
-int
+int __attribute__((weak))
_read (int file,
char * ptr,
int len)
@@ -307,7 +307,7 @@ _swiwrite (
#endif
}
-int
+int __attribute__((weak))
_write (int file,
char * ptr,
int len)
@@ -451,7 +451,7 @@ _getpid (int n)
n = n;
}
-caddr_t
+caddr_t __attribute__((weak))
_sbrk (int incr)
{
extern char end asm ("end"); /* Defined by the linker. */