文件操作 - iseq_collector.c
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文件: /opt/puppetlabs/puppet/lib/ruby/gems/3.2.0/gems/debug-1.7.1/ext/debug/iseq_collector.c
编辑文件内容
#include <ruby/ruby.h> VALUE rb_iseqw_new(VALUE v); void rb_objspace_each_objects( int (*callback)(void *start, void *end, size_t stride, void *data), void *data); size_t rb_obj_memsize_of(VALUE); // implementation specific. enum imemo_type { imemo_iseq = 7, imemo_mask = 0x07 }; static inline enum imemo_type imemo_type(VALUE imemo) { return (RBASIC(imemo)->flags >> FL_USHIFT) & imemo_mask; } static inline int rb_obj_is_iseq(VALUE iseq) { return RB_TYPE_P(iseq, T_IMEMO) && imemo_type(iseq) == imemo_iseq; } struct iseq_i_data { void (*func)(VALUE v, void *data); void *data; }; int iseq_i(void *vstart, void *vend, size_t stride, void *ptr) { VALUE v; struct iseq_i_data *data = (struct iseq_i_data *)ptr; for (v = (VALUE)vstart; v != (VALUE)vend; v += stride) { if (RBASIC(v)->flags) { switch (BUILTIN_TYPE(v)) { case T_IMEMO: if (rb_obj_is_iseq(v)) { data->func(v, data->data); } continue; default: continue; } } } return 0; } static void each_iseq_i(VALUE v, void *ptr) { rb_yield(rb_iseqw_new(v)); } static VALUE each_iseq(VALUE self) { struct iseq_i_data data = {each_iseq_i, NULL}; rb_objspace_each_objects(iseq_i, &data); return Qnil; } static void count_iseq_i(VALUE v, void *ptr) { size_t *sizep = (size_t *)ptr; *sizep += 1; } static VALUE count_iseq(VALUE self) { size_t size = 0; struct iseq_i_data data = {count_iseq_i, &size}; rb_objspace_each_objects(iseq_i, &data); return SIZET2NUM(size); } void Init_iseq_collector(void) { VALUE rb_mObjSpace = rb_const_get(rb_cObject, rb_intern("ObjectSpace")); rb_define_singleton_method(rb_mObjSpace, "each_iseq", each_iseq, 0); rb_define_singleton_method(rb_mObjSpace, "count_iseq", count_iseq, 0); }
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