diff options
| -rw-r--r-- | include/mrbconf.h | 4 | ||||
| -rw-r--r-- | include/mruby/value.h | 10 |
2 files changed, 14 insertions, 0 deletions
diff --git a/include/mrbconf.h b/include/mrbconf.h index 0195ae96f..95d4b3637 100644 --- a/include/mrbconf.h +++ b/include/mrbconf.h @@ -41,6 +41,10 @@ /* if _etext and _edata available, mruby can reduce memory used by symbols */ //#define MRB_USE_ETEXT_EDATA +/* do not use __init_array_start to determine readonly data section; + effective only when MRB_USE_ETEXT_EDATA is defined */ +//#define MRB_NO_INIT_ARRAY_START + /* turn off generational GC by default */ //#define MRB_GC_TURN_OFF_GENERATIONAL diff --git a/include/mruby/value.h b/include/mruby/value.h index 09d00302e..9297f6b28 100644 --- a/include/mruby/value.h +++ b/include/mruby/value.h @@ -213,6 +213,7 @@ mrb_undef_value(void) #ifdef MRB_USE_ETEXT_EDATA extern char _etext[]; +#ifdef MRB_NO_INIT_ARRAY_START extern char _edata[]; static inline mrb_bool @@ -221,6 +222,15 @@ mrb_ro_data_p(const char *p) return _etext < p && p < _edata; } #else +extern char __init_array_start[]; + +static inline mrb_bool +mrb_ro_data_p(const char *p) +{ + return _etext < p && p < (char*)&__init_array_start; +} +#endif +#else # define mrb_ro_data_p(p) FALSE #endif |