gdbstub: Expose TARGET_SIGTRAP in a target-agnostic way

The upcoming syscall catchpoint support needs to send SIGTRAP stop packets to GDB. Being able to compile this support only once for all targets is a good thing, and it requires hiding TARGET_SIGTRAP behind a function call. Signed-off-by: Ilya Leoshkevich <[email protected]> Message-Id: <[email protected]> Reviewed-by: Philippe Mathieu-Daudé <[email protected]> Signed-off-by: Alex Bennée <[email protected]> Message-Id: <[email protected]>
esol-community · Feb 9, 2024 · 4aad096 · 4aad096
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diff --git a/gdbstub/internals.h b/gdbstub/internals.h
@@ -136,6 +136,7 @@ void gdb_append_thread_id(CPUState *cpu, GString *buf);
 int gdb_get_cpu_index(CPUState *cpu);
 unsigned int gdb_get_max_cpus(void); /* both */
 bool gdb_can_reverse(void); /* softmmu, stub for user */
+int gdb_target_sigtrap(void); /* user */
 
 void gdb_create_default_process(GDBState *s);
 

diff --git a/gdbstub/user-target.c b/gdbstub/user-target.c
@@ -418,3 +418,8 @@ void gdb_handle_query_xfer_exec_file(GArray *params, void *user_ctx)
                     ts->bprm->filename + offset);
     gdb_put_strbuf();
 }
+
+int gdb_target_sigtrap(void)
+{
+    return TARGET_SIGTRAP;
+}