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Diffstat (limited to 'ruby_1_8_6/node.h')
-rw-r--r-- | ruby_1_8_6/node.h | 488 |
1 files changed, 488 insertions, 0 deletions
diff --git a/ruby_1_8_6/node.h b/ruby_1_8_6/node.h new file mode 100644 index 0000000000..7d3f756e30 --- /dev/null +++ b/ruby_1_8_6/node.h @@ -0,0 +1,488 @@ +/********************************************************************** + + node.h - + + $Author$ + $Date$ + created at: Fri May 28 15:14:02 JST 1993 + + Copyright (C) 1993-2003 Yukihiro Matsumoto + +**********************************************************************/ + +#ifndef NODE_H +#define NODE_H + +#if defined(__cplusplus) +extern "C" { +#endif + +enum node_type { + NODE_METHOD, + NODE_FBODY, + NODE_CFUNC, + NODE_SCOPE, + NODE_BLOCK, + NODE_IF, + NODE_CASE, + NODE_WHEN, + NODE_OPT_N, + NODE_WHILE, + NODE_UNTIL, + NODE_ITER, + NODE_FOR, + NODE_BREAK, + NODE_NEXT, + NODE_REDO, + NODE_RETRY, + NODE_BEGIN, + NODE_RESCUE, + NODE_RESBODY, + NODE_ENSURE, + NODE_AND, + NODE_OR, + NODE_NOT, + NODE_MASGN, + NODE_LASGN, + NODE_DASGN, + NODE_DASGN_CURR, + NODE_GASGN, + NODE_IASGN, + NODE_CDECL, + NODE_CVASGN, + NODE_CVDECL, + NODE_OP_ASGN1, + NODE_OP_ASGN2, + NODE_OP_ASGN_AND, + NODE_OP_ASGN_OR, + NODE_CALL, + NODE_FCALL, + NODE_VCALL, + NODE_SUPER, + NODE_ZSUPER, + NODE_ARRAY, + NODE_ZARRAY, + NODE_HASH, + NODE_RETURN, + NODE_YIELD, + NODE_LVAR, + NODE_DVAR, + NODE_GVAR, + NODE_IVAR, + NODE_CONST, + NODE_CVAR, + NODE_NTH_REF, + NODE_BACK_REF, + NODE_MATCH, + NODE_MATCH2, + NODE_MATCH3, + NODE_LIT, + NODE_STR, + NODE_DSTR, + NODE_XSTR, + NODE_DXSTR, + NODE_EVSTR, + NODE_DREGX, + NODE_DREGX_ONCE, + NODE_ARGS, + NODE_ARGSCAT, + NODE_ARGSPUSH, + NODE_SPLAT, + NODE_TO_ARY, + NODE_SVALUE, + NODE_BLOCK_ARG, + NODE_BLOCK_PASS, + NODE_DEFN, + NODE_DEFS, + NODE_ALIAS, + NODE_VALIAS, + NODE_UNDEF, + NODE_CLASS, + NODE_MODULE, + NODE_SCLASS, + NODE_COLON2, + NODE_COLON3, + NODE_CREF, + NODE_DOT2, + NODE_DOT3, + NODE_FLIP2, + NODE_FLIP3, + NODE_ATTRSET, + NODE_SELF, + NODE_NIL, + NODE_TRUE, + NODE_FALSE, + NODE_DEFINED, + NODE_NEWLINE, + NODE_POSTEXE, + NODE_ALLOCA, + NODE_DMETHOD, + NODE_BMETHOD, + NODE_MEMO, + NODE_IFUNC, + NODE_DSYM, + NODE_ATTRASGN, + NODE_LAST +}; + +typedef struct RNode { + unsigned long flags; + char *nd_file; + union { + struct RNode *node; + ID id; + VALUE value; + VALUE (*cfunc)(ANYARGS); + ID *tbl; + } u1; + union { + struct RNode *node; + ID id; + long argc; + VALUE value; + } u2; + union { + struct RNode *node; + ID id; + long state; + struct global_entry *entry; + long cnt; + VALUE value; + } u3; +} NODE; + +extern NODE *ruby_cref; +extern NODE *ruby_top_cref; + +#define RNODE(obj) (R_CAST(RNode)(obj)) + +#define nd_type(n) ((int)(((RNODE(n))->flags>>FL_USHIFT)&0xff)) +#define nd_set_type(n,t) \ + RNODE(n)->flags=((RNODE(n)->flags&~FL_UMASK)|(((t)<<FL_USHIFT)&FL_UMASK)) + +#define NODE_LSHIFT (FL_USHIFT+8) +#define NODE_LMASK (((long)1<<(sizeof(NODE*)*CHAR_BIT-NODE_LSHIFT))-1) +#define nd_line(n) ((unsigned int)(((RNODE(n))->flags>>NODE_LSHIFT)&NODE_LMASK)) +#define nd_set_line(n,l) \ + RNODE(n)->flags=((RNODE(n)->flags&~(-1<<NODE_LSHIFT))|(((l)&NODE_LMASK)<<NODE_LSHIFT)) + +#define nd_head u1.node +#define nd_alen u2.argc +#define nd_next u3.node + +#define nd_cond u1.node +#define nd_body u2.node +#define nd_else u3.node + +#define nd_orig u3.value + +#define nd_resq u2.node +#define nd_ensr u3.node + +#define nd_1st u1.node +#define nd_2nd u2.node + +#define nd_stts u1.node + +#define nd_entry u3.entry +#define nd_vid u1.id +#define nd_cflag u2.id +#define nd_cval u3.value + +#define nd_cnt u3.cnt +#define nd_tbl u1.tbl + +#define nd_var u1.node +#define nd_ibdy u2.node +#define nd_iter u3.node + +#define nd_value u2.node +#define nd_aid u3.id + +#define nd_lit u1.value + +#define nd_frml u1.node +#define nd_rest u2.node +#define nd_opt u1.node + +#define nd_recv u1.node +#define nd_mid u2.id +#define nd_args u3.node + +#define nd_noex u1.id +#define nd_defn u3.node + +#define nd_cfnc u1.cfunc +#define nd_argc u2.argc + +#define nd_cpath u1.node +#define nd_super u3.node + +#define nd_modl u1.id +#define nd_clss u1.value + +#define nd_beg u1.node +#define nd_end u2.node +#define nd_state u3.state +#define nd_rval u2.value + +#define nd_nth u2.argc + +#define nd_tag u1.id +#define nd_tval u2.value + +#define NEW_NODE(t,a0,a1,a2) rb_node_newnode((t),(VALUE)(a0),(VALUE)(a1),(VALUE)(a2)) + +#define NEW_METHOD(n,x) NEW_NODE(NODE_METHOD,x,n,0) +#define NEW_FBODY(n,i,o) NEW_NODE(NODE_FBODY,n,i,o) +#define NEW_DEFN(i,a,d,p) NEW_NODE(NODE_DEFN,p,i,NEW_RFUNC(a,d)) +#define NEW_DEFS(r,i,a,d) NEW_NODE(NODE_DEFS,r,i,NEW_RFUNC(a,d)) +#define NEW_CFUNC(f,c) NEW_NODE(NODE_CFUNC,f,c,0) +#define NEW_IFUNC(f,c) NEW_NODE(NODE_IFUNC,f,c,0) +#define NEW_RFUNC(b1,b2) NEW_SCOPE(block_append(b1,b2)) +#define NEW_SCOPE(b) NEW_NODE(NODE_SCOPE,local_tbl(),0,(b)) +#define NEW_BLOCK(a) NEW_NODE(NODE_BLOCK,a,0,0) +#define NEW_IF(c,t,e) NEW_NODE(NODE_IF,c,t,e) +#define NEW_UNLESS(c,t,e) NEW_IF(c,e,t) +#define NEW_CASE(h,b) NEW_NODE(NODE_CASE,h,b,0) +#define NEW_WHEN(c,t,e) NEW_NODE(NODE_WHEN,c,t,e) +#define NEW_OPT_N(b) NEW_NODE(NODE_OPT_N,0,b,0) +#define NEW_WHILE(c,b,n) NEW_NODE(NODE_WHILE,c,b,n) +#define NEW_UNTIL(c,b,n) NEW_NODE(NODE_UNTIL,c,b,n) +#define NEW_FOR(v,i,b) NEW_NODE(NODE_FOR,v,b,i) +#define NEW_ITER(v,i,b) NEW_NODE(NODE_ITER,v,b,i) +#define NEW_BREAK(s) NEW_NODE(NODE_BREAK,s,0,0) +#define NEW_NEXT(s) NEW_NODE(NODE_NEXT,s,0,0) +#define NEW_REDO() NEW_NODE(NODE_REDO,0,0,0) +#define NEW_RETRY() NEW_NODE(NODE_RETRY,0,0,0) +#define NEW_BEGIN(b) NEW_NODE(NODE_BEGIN,0,b,0) +#define NEW_RESCUE(b,res,e) NEW_NODE(NODE_RESCUE,b,res,e) +#define NEW_RESBODY(a,ex,n) NEW_NODE(NODE_RESBODY,n,ex,a) +#define NEW_ENSURE(b,en) NEW_NODE(NODE_ENSURE,b,0,en) +#define NEW_RETURN(s) NEW_NODE(NODE_RETURN,s,0,0) +#define NEW_YIELD(a,s) NEW_NODE(NODE_YIELD,a,0,s) +#define NEW_LIST(a) NEW_ARRAY(a) +#define NEW_ARRAY(a) NEW_NODE(NODE_ARRAY,a,1,0) +#define NEW_ZARRAY() NEW_NODE(NODE_ZARRAY,0,0,0) +#define NEW_HASH(a) NEW_NODE(NODE_HASH,a,0,0) +#define NEW_NOT(a) NEW_NODE(NODE_NOT,0,a,0) +#define NEW_MASGN(l,r) NEW_NODE(NODE_MASGN,l,0,r) +#define NEW_GASGN(v,val) NEW_NODE(NODE_GASGN,v,val,rb_global_entry(v)) +#define NEW_LASGN(v,val) NEW_NODE(NODE_LASGN,v,val,local_cnt(v)) +#define NEW_DASGN(v,val) NEW_NODE(NODE_DASGN,v,val,0) +#define NEW_DASGN_CURR(v,val) NEW_NODE(NODE_DASGN_CURR,v,val,0) +#define NEW_IASGN(v,val) NEW_NODE(NODE_IASGN,v,val,0) +#define NEW_CDECL(v,val,path) NEW_NODE(NODE_CDECL,v,val,path) +#define NEW_CVASGN(v,val) NEW_NODE(NODE_CVASGN,v,val,0) +#define NEW_CVDECL(v,val) NEW_NODE(NODE_CVDECL,v,val,0) +#define NEW_OP_ASGN1(p,id,a) NEW_NODE(NODE_OP_ASGN1,p,id,a) +#define NEW_OP_ASGN2(r,i,o,val) NEW_NODE(NODE_OP_ASGN2,r,val,NEW_OP_ASGN22(i,o)) +#define NEW_OP_ASGN22(i,o) NEW_NODE(NODE_OP_ASGN2,i,o,rb_id_attrset(i)) +#define NEW_OP_ASGN_OR(i,val) NEW_NODE(NODE_OP_ASGN_OR,i,val,0) +#define NEW_OP_ASGN_AND(i,val) NEW_NODE(NODE_OP_ASGN_AND,i,val,0) +#define NEW_GVAR(v) NEW_NODE(NODE_GVAR,v,0,rb_global_entry(v)) +#define NEW_LVAR(v) NEW_NODE(NODE_LVAR,v,0,local_cnt(v)) +#define NEW_DVAR(v) NEW_NODE(NODE_DVAR,v,0,0) +#define NEW_IVAR(v) NEW_NODE(NODE_IVAR,v,0,0) +#define NEW_CONST(v) NEW_NODE(NODE_CONST,v,0,0) +#define NEW_CVAR(v) NEW_NODE(NODE_CVAR,v,0,0) +#define NEW_NTH_REF(n) NEW_NODE(NODE_NTH_REF,0,n,local_cnt('~')) +#define NEW_BACK_REF(n) NEW_NODE(NODE_BACK_REF,0,n,local_cnt('~')) +#define NEW_MATCH(c) NEW_NODE(NODE_MATCH,c,0,0) +#define NEW_MATCH2(n1,n2) NEW_NODE(NODE_MATCH2,n1,n2,0) +#define NEW_MATCH3(r,n2) NEW_NODE(NODE_MATCH3,r,n2,0) +#define NEW_LIT(l) NEW_NODE(NODE_LIT,l,0,0) +#define NEW_STR(s) NEW_NODE(NODE_STR,s,0,0) +#define NEW_DSTR(s) NEW_NODE(NODE_DSTR,s,1,0) +#define NEW_XSTR(s) NEW_NODE(NODE_XSTR,s,0,0) +#define NEW_DXSTR(s) NEW_NODE(NODE_DXSTR,s,0,0) +#define NEW_DSYM(s) NEW_NODE(NODE_DSYM,s,0,0) +#define NEW_EVSTR(n) NEW_NODE(NODE_EVSTR,0,(n),0) +#define NEW_CALL(r,m,a) NEW_NODE(NODE_CALL,r,m,a) +#define NEW_FCALL(m,a) NEW_NODE(NODE_FCALL,0,m,a) +#define NEW_VCALL(m) NEW_NODE(NODE_VCALL,0,m,0) +#define NEW_SUPER(a) NEW_NODE(NODE_SUPER,0,0,a) +#define NEW_ZSUPER() NEW_NODE(NODE_ZSUPER,0,0,0) +#define NEW_ARGS(f,o,r) NEW_NODE(NODE_ARGS,o,r,f) +#define NEW_ARGSCAT(a,b) NEW_NODE(NODE_ARGSCAT,a,b,0) +#define NEW_ARGSPUSH(a,b) NEW_NODE(NODE_ARGSPUSH,a,b,0) +#define NEW_SPLAT(a) NEW_NODE(NODE_SPLAT,a,0,0) +#define NEW_TO_ARY(a) NEW_NODE(NODE_TO_ARY,a,0,0) +#define NEW_SVALUE(a) NEW_NODE(NODE_SVALUE,a,0,0) +#define NEW_BLOCK_ARG(v) NEW_NODE(NODE_BLOCK_ARG,v,0,local_cnt(v)) +#define NEW_BLOCK_PASS(b) NEW_NODE(NODE_BLOCK_PASS,0,b,0) +#define NEW_ALIAS(n,o) NEW_NODE(NODE_ALIAS,n,o,0) +#define NEW_VALIAS(n,o) NEW_NODE(NODE_VALIAS,n,o,0) +#define NEW_UNDEF(i) NEW_NODE(NODE_UNDEF,0,i,0) +#define NEW_CLASS(n,b,s) NEW_NODE(NODE_CLASS,n,NEW_SCOPE(b),(s)) +#define NEW_SCLASS(r,b) NEW_NODE(NODE_SCLASS,r,NEW_SCOPE(b),0) +#define NEW_MODULE(n,b) NEW_NODE(NODE_MODULE,n,NEW_SCOPE(b),0) +#define NEW_COLON2(c,i) NEW_NODE(NODE_COLON2,c,i,0) +#define NEW_COLON3(i) NEW_NODE(NODE_COLON3,0,i,0) +#define NEW_CREF(c) (NEW_NODE(NODE_CREF,0,0,c)) +#define NEW_DOT2(b,e) NEW_NODE(NODE_DOT2,b,e,0) +#define NEW_DOT3(b,e) NEW_NODE(NODE_DOT3,b,e,0) +#define NEW_ATTRSET(a) NEW_NODE(NODE_ATTRSET,a,0,0) +#define NEW_SELF() NEW_NODE(NODE_SELF,0,0,0) +#define NEW_NIL() NEW_NODE(NODE_NIL,0,0,0) +#define NEW_TRUE() NEW_NODE(NODE_TRUE,0,0,0) +#define NEW_FALSE() NEW_NODE(NODE_FALSE,0,0,0) +#define NEW_DEFINED(e) NEW_NODE(NODE_DEFINED,e,0,0) +#define NEW_NEWLINE(n) NEW_NODE(NODE_NEWLINE,0,0,n) +#define NEW_PREEXE(b) NEW_SCOPE(b) +#define NEW_POSTEXE() NEW_NODE(NODE_POSTEXE,0,0,0) +#define NEW_DMETHOD(b) NEW_NODE(NODE_DMETHOD,0,0,b) +#define NEW_BMETHOD(b) NEW_NODE(NODE_BMETHOD,0,0,b) +#define NEW_ATTRASGN(r,m,a) NEW_NODE(NODE_ATTRASGN,r,m,a) + +#define NOEX_PUBLIC 0 +#define NOEX_NOSUPER 1 +#define NOEX_PRIVATE 2 +#define NOEX_PROTECTED 4 +#define NOEX_MASK 6 + +#define NOEX_UNDEF NOEX_NOSUPER + +NODE *rb_compile_cstr _((const char*, const char*, int, int)); +NODE *rb_compile_string _((const char*, VALUE, int)); +NODE *rb_compile_file _((const char*, VALUE, int)); + +void rb_add_method _((VALUE, ID, NODE *, int)); +NODE *rb_node_newnode _((enum node_type,VALUE,VALUE,VALUE)); + +NODE* rb_method_node _((VALUE klass, ID id)); + +struct global_entry *rb_global_entry _((ID)); +VALUE rb_gvar_get _((struct global_entry *)); +VALUE rb_gvar_set _((struct global_entry *, VALUE)); +VALUE rb_gvar_defined _((struct global_entry *)); + +typedef unsigned int rb_event_t; + +#define RUBY_EVENT_NONE 0x00 +#define RUBY_EVENT_LINE 0x01 +#define RUBY_EVENT_CLASS 0x02 +#define RUBY_EVENT_END 0x04 +#define RUBY_EVENT_CALL 0x08 +#define RUBY_EVENT_RETURN 0x10 +#define RUBY_EVENT_C_CALL 0x20 +#define RUBY_EVENT_C_RETURN 0x40 +#define RUBY_EVENT_RAISE 0x80 +#define RUBY_EVENT_ALL 0xff + +typedef void (*rb_event_hook_func_t) _((rb_event_t,NODE*,VALUE,ID,VALUE)); +NODE *rb_copy_node_scope _((NODE *, NODE *)); +void rb_add_event_hook _((rb_event_hook_func_t,rb_event_t)); +int rb_remove_event_hook _((rb_event_hook_func_t)); + +#if defined(HAVE_GETCONTEXT) && defined(HAVE_SETCONTEXT) +#include <ucontext.h> +#define USE_CONTEXT +#endif +#include <setjmp.h> +#include "st.h" + +#ifdef USE_CONTEXT +typedef struct { + ucontext_t context; + volatile int status; +} rb_jmpbuf_t[1]; +#else +typedef jmp_buf rb_jmpbuf_t; +#endif + +enum rb_thread_status { + THREAD_TO_KILL, + THREAD_RUNNABLE, + THREAD_STOPPED, + THREAD_KILLED, +}; + +typedef struct rb_thread *rb_thread_t; + +struct rb_thread { + rb_thread_t next, prev; + rb_jmpbuf_t context; +#if (defined _WIN32 && !defined _WIN32_WCE) || defined __CYGWIN__ + unsigned long win32_exception_list; +#endif + + VALUE result; + + long stk_len; + long stk_max; + VALUE *stk_ptr; + VALUE *stk_pos; +#ifdef __ia64 + long bstr_len; + long bstr_max; + VALUE *bstr_ptr; + VALUE *bstr_pos; +#endif + + struct FRAME *frame; + struct SCOPE *scope; + struct RVarmap *dyna_vars; + struct BLOCK *block; + struct iter *iter; + struct tag *tag; + VALUE klass; + VALUE wrapper; + NODE *cref; + + int flags; /* misc. states (vmode/rb_trap_immediate/raised) */ + + NODE *node; + + int tracing; + VALUE errinfo; + VALUE last_status; + VALUE last_line; + VALUE last_match; + + int safe; + + enum rb_thread_status status; + int wait_for; + int fd; + fd_set readfds; + fd_set writefds; + fd_set exceptfds; + int select_value; + double delay; + rb_thread_t join; + + int abort; + int priority; + VALUE thgroup; + + struct st_table *locals; + + VALUE thread; + + VALUE sandbox; +}; + +extern VALUE (*ruby_sandbox_save)_((rb_thread_t)); +extern VALUE (*ruby_sandbox_restore)_((rb_thread_t)); +extern rb_thread_t rb_curr_thread; +extern rb_thread_t rb_main_thread; + +enum { + RAISED_EXCEPTION = 0x1000, + RAISED_STACKOVERFLOW = 0x2000, + RAISED_NOMEMORY = 0x4000, + RAISED_MASK = 0xf000 +}; +int rb_thread_set_raised(rb_thread_t th); +int rb_thread_reset_raised(rb_thread_t th); +#define rb_thread_raised_set(th, f) ((th)->flags |= (f)) +#define rb_thread_raised_reset(th, f) ((th)->flags &= ~(f)) +#define rb_thread_raised_p(th, f) (((th)->flags & (f)) != 0) +#define rb_thread_raised_clear(th) ((th)->flags = 0) + +#if defined(__cplusplus) +} /* extern "C" { */ +#endif + +#endif |