From fe4cc9169d57360c4bd39a70c2dec4a58a40d4f1 Mon Sep 17 00:00:00 2001
From: Benjamin Valentin <benpicco@beuth-hochschule.de>
Date: Thu, 9 Mar 2023 13:51:03 +0100
Subject: [PATCH] cpu/native: define ARCHITECTURE_BREAKPOINT()

---
 cpu/native/include/architecture_arch.h | 8 ++++++++
 cpu/native/native_cpu.c                | 5 +++++
 2 files changed, 13 insertions(+)

diff --git a/cpu/native/include/architecture_arch.h b/cpu/native/include/architecture_arch.h
index ef3ebf2fa5..1a9f7ae06d 100644
--- a/cpu/native/include/architecture_arch.h
+++ b/cpu/native/include/architecture_arch.h
@@ -24,9 +24,17 @@
 extern "C" {
 #endif
 
+/**
+ * @brief raise SIGTRAP
+ *
+ *        We must not include signal.h directly into RIOT application namespace.
+ */
+void native_breakpoint(void);
+
 /* Doc is provided centrally in architecture.h, hide this from Doxygen */
 #ifndef DOXYGEN
 #define ARCHITECTURE_WORD_BITS      (32U)
+#define ARCHITECTURE_BREAKPOINT(v)  native_breakpoint()
 #endif /* DOXYGEN */
 
 #ifdef __cplusplus
diff --git a/cpu/native/native_cpu.c b/cpu/native/native_cpu.c
index 7e0cf5aaa5..5e9e96875a 100644
--- a/cpu/native/native_cpu.c
+++ b/cpu/native/native_cpu.c
@@ -99,6 +99,11 @@ int thread_isr_stack_usage(void)
     return -1;
 }
 
+void native_breakpoint(void)
+{
+    raise(SIGTRAP);
+}
+
 static inline void *align_stack(uintptr_t start, int *stacksize)
 {
     const size_t alignment = sizeof(uintptr_t);