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Adding warnings for mrb_load functions leaking RProc objects

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This commit is contained in:
Rory OConnell
2020-05-19 01:07:49 -07:00
parent 3655d4e0f4
commit 69bc477b43
2 changed files with 19 additions and 1 deletions
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include/mruby/compile.h
+9 -1
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@@ -180,7 +180,15 @@ MRB_API struct mrb_parser_state* mrb_parse_nstring(mrb_state*,const char*,size_t
MRB_API struct RProc* mrb_generate_code(mrb_state*, struct mrb_parser_state*);
MRB_API mrb_value mrb_load_exec(mrb_state *mrb, struct mrb_parser_state *p, mrbc_context *c);
/* program load functions */
/** program load functions
* Please note! Currently due to interactions with the GC calling these functions will
* leak one RProc object per function call.
* To prevent this save the current memory arena before calling and restore the arena
* right after, like so
* int ai = mrb_gc_arena_save(mrb);
* mrb_value status = mrb_load_string(mrb, buffer);
* mrb_gc_arena_restore(mrb, ai);
*/
#ifndef MRB_DISABLE_STDIO
MRB_API mrb_value mrb_load_file(mrb_state*,FILE*);
MRB_API mrb_value mrb_load_file_cxt(mrb_state*,FILE*, mrbc_context *cxt);
include/mruby/irep.h
+10
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@@ -49,6 +49,16 @@ typedef struct mrb_irep {
MRB_API mrb_irep *mrb_add_irep(mrb_state *mrb);
/** load mruby bytecode functions
* Please note! Currently due to interactions with the GC calling these functions will
* leak one RProc object per function call.
* To prevent this save the current memory arena before calling and restore the arena
* right after, like so
* int ai = mrb_gc_arena_save(mrb);
* mrb_value status = mrb_load_irep(mrb, buffer);
* mrb_gc_arena_restore(mrb, ai);
*/
/* @param [const uint8_t*] irep code, expected as a literal */
MRB_API mrb_value mrb_load_irep(mrb_state*, const uint8_t*);