db_trace.c: use __func__ instead of hardcoding filename

[Jasper Lievisse Adriaanse]

Hi,

Do we really want the filename to be printed in the message? If so we should
use __FILE__. On the other hand, having the function name makes more sense to
me.

OK?

Index: amd64/amd64/db_trace.c
===================================================================
RCS file: /cvs/src/sys/arch/amd64/amd64/db_trace.c,v
retrieving revision 1.20
diff -u -p -r1.20 db_trace.c
--- amd64/amd64/db_trace.c      4 Sep 2016 09:22:28 -0000       1.20
+++ amd64/amd64/db_trace.c      9 Sep 2016 18:35:09 -0000
@@ -174,7 +174,7 @@ db_stack_trace_print(db_expr_t addr, boo
                if (trace_proc) {
                        struct proc *p = pfind((pid_t)addr);
                        if (p == NULL) {
-                               (*pr) ("db_trace.c: process not found\n");
+                               (*pr) ("%s: process not found\n", __func__);
                                return;
                        }
                        frame = (struct callframe *)p->p_addr->u_pcb.pcb_rbp;
Index: i386/i386/db_trace.c
===================================================================
RCS file: /cvs/src/sys/arch/i386/i386/db_trace.c,v
retrieving revision 1.19
diff -u -p -r1.19 db_trace.c
--- i386/i386/db_trace.c        3 Mar 2016 12:44:09 -0000       1.19
+++ i386/i386/db_trace.c        9 Sep 2016 18:35:09 -0000
@@ -186,11 +186,11 @@ db_stack_trace_print(db_expr_t addr, boo
                frame = (struct callframe *)ddb_regs.tf_ebp;
                callpc = (db_addr_t)ddb_regs.tf_eip;
        } else if (trace_thread) {
-               (*pr) ("db_trace.c: can't trace thread\n");
+               (*pr) ("%s: can't trace thread\n", __func__);
        } else if (trace_proc) {
                struct proc *p = pfind((pid_t)addr);
                if (p == NULL) {
-                       (*pr) ("db_trace.c: process not found\n");
+                       (*pr) ("%s: process not found\n", __func__);
                        return;
                }
                frame = (struct callframe *)p->p_addr->u_pcb.pcb_ebp;

-- 
jasper