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Fix that print command raises FrozenError in mrdb; ref 1f5a7f2f

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#### Before this patch:

  ```
  $ echo 'p true' | bin/mrdb /dev/null
  (/dev/null:1) mruby application exited.
  FrozenError: can't modify frozen String
  (-:0)
  ```

#### After this patch:

  ```
  $ echo 'p true' | bin/mrdb /dev/null
  (/dev/null:1) $1 = true
  (/dev/null:1)
  ```
This commit is contained in:
KOBAYASHI Shuji
2019-10-09 20:00:17 +09:00
parent 7624e23426
commit 7f6e8e8ddc
2 changed files with 4 additions and 4 deletions
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mrbgems/mruby-bin-debugger/tools/mrdb/apiprint.c
+1 -1
View File
@@ -74,7 +74,7 @@ mrb_debug_eval(mrb_state *mrb, mrb_debug_context *dbg, const char *expr, size_t
*exc = mrb_obj_is_kind_of(mrb, v, mrb->eException_class);
}
s = mrb_funcall(mrb, v, "inspect", 0);
s = mrb_inspect(mrb, v);
/* enable code_fetch_hook */
mrb->code_fetch_hook = tmp;
mrbgems/mruby-bin-debugger/tools/mrdb/cmdprint.c
+3 -3
View File
@@ -18,7 +18,6 @@ dbgcmd_print(mrb_state *mrb, mrdb_state *mrdb)
{
mrb_value expr;
mrb_value result;
mrb_value s;
uint8_t wcnt;
int ai;
@@ -39,8 +38,9 @@ dbgcmd_print(mrb_state *mrb, mrdb_state *mrdb)
result = mrb_debug_eval(mrb, mrdb->dbg, RSTRING_PTR(expr), RSTRING_LEN(expr), NULL, 0);
/* $print_no = result */
s = mrb_str_cat_lit(mrb, result, "\0");
printf("$%lu = %s\n", (unsigned long)mrdb->print_no++, RSTRING_PTR(s));
printf("$%lu = ", (unsigned long)mrdb->print_no++);
fwrite(RSTRING_PTR(result), RSTRING_LEN(result), 1, stdout);
putc('\n', stdout);
if (mrdb->print_no == 0) {
mrdb->print_no = 1;