Changes in uspace/lib/libc/generic/stacktrace.c [e515b21a:47246f4] in mainline

File:

• uspace/lib/libc/generic/stacktrace.c (modified) (2 diffs)

uspace/lib/libc/generic/stacktrace.c

@@ -1 +1 @@
 /*
  * Copyright (c) 2009 Jakub Jermar
- * Copyright (c) 2010 Jiri Svoboda
  * All rights reserved.
  *
@@ -37 +36 @@
 #include <stdio.h>
 #include <sys/types.h>
-#include <errno.h>
 
-static int stacktrace_read_uintptr(void *arg, uintptr_t addr, uintptr_t *data);
-
-void stacktrace_print_fp_pc(uintptr_t fp, uintptr_t pc)
+void stack_trace_fp_pc(uintptr_t fp, uintptr_t pc)
 {
-        stacktrace_t st;
-        uintptr_t nfp;
-
-        st.op_arg = NULL;
-        st.read_uintptr = stacktrace_read_uintptr;
-
-        while (stacktrace_fp_valid(&st, fp)) {
+        printf("Printing stack trace:\n");
+        printf("=====================\n");
+        while (frame_pointer_validate(fp)) {
                 printf("%p: %p()\n", fp, pc);
-                (void) stacktrace_ra_get(&st, fp, &pc);
-                (void) stacktrace_fp_prev(&st, fp, &nfp);
-                fp = nfp;
+                pc = return_address_get(fp);
+                fp = frame_pointer_prev(fp);
         }
+        printf("=====================\n");
 }
 
-void stacktrace_print(void)
+void stack_trace(void)
 {
-        stacktrace_prepare();
-        stacktrace_print_fp_pc(stacktrace_fp_get(), stacktrace_pc_get());
-        /*
-         * Prevent the tail call optimization of the previous call by
-         * making it a non-tail call.
-         */
-        (void) stacktrace_fp_get();
-}
-
-static int stacktrace_read_uintptr(void *arg, uintptr_t addr, uintptr_t *data)
-{
-        (void) arg;
-        *data = *((uintptr_t *) addr);
-        return EOK;
+        stack_trace_fp_pc(frame_pointer_get(), program_counter_get());
 }