From 8f05cc560b3d4788dda60e024a04835949362f70 Mon Sep 17 00:00:00 2001
From: Xiang Xiao <xiaoxiang@xiaomi.com>
Date: Sun, 17 Nov 2019 08:36:05 -0600
Subject: [PATCH] arch/arm/include/setjmp.h:  Add prototypes for setjmp/longjmp
 functions.

---
 arch/arm/include/setjmp.h | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/arch/arm/include/setjmp.h b/arch/arm/include/setjmp.h
index c90bdd78fbf..d7854d06351 100644
--- a/arch/arm/include/setjmp.h
+++ b/arch/arm/include/setjmp.h
@@ -42,12 +42,11 @@
 
 #include <nuttx/config.h>
 
-#ifdef CONFIG_ARCH_ARMV7M
-
 /****************************************************************************
  * Public Types
  ****************************************************************************/
 
+#ifdef CONFIG_ARCH_ARMV7M
 struct setjmp_buf_s
 {
   /* Note: core registers r0-r3 are caller-saved */
@@ -95,4 +94,11 @@ typedef struct setjmp_buf_s jmp_buf[1];
 #  error "setjmp() not compiled!"
 #endif /* CONFIG_ARCH_ARMV7M */
 
+/****************************************************************************
+ * Public Function Prototypes
+ ****************************************************************************/
+
+int setjmp(jmp_buf env);
+void longjmp(jmp_buf env, int val) noreturn_function;
+
 #endif /* __ARCH_ARM_INCLUDE_SETJUMP_H */