Ruby  2.0.0p451(2014-02-24revision45167)
eval_intern.h
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1 #ifndef RUBY_EVAL_INTERN_H
2 #define RUBY_EVAL_INTERN_H
3 
4 #include "ruby/ruby.h"
5 #include "vm_core.h"
6 
7 #define PASS_PASSED_BLOCK_TH(th) do { \
8  (th)->passed_block = rb_vm_control_frame_block_ptr(th->cfp); \
9  (th)->cfp->flag |= VM_FRAME_FLAG_PASSED; \
10 } while (0)
11 
12 #define PASS_PASSED_BLOCK() do { \
13  rb_thread_t * const __th__ = GET_THREAD(); \
14  PASS_PASSED_BLOCK_TH(__th__); \
15 } while (0)
16 
17 #ifdef HAVE_STDLIB_H
18 #include <stdlib.h>
19 #endif
20 #ifndef EXIT_SUCCESS
21 #define EXIT_SUCCESS 0
22 #endif
23 #ifndef EXIT_FAILURE
24 #define EXIT_FAILURE 1
25 #endif
26 
27 #include <stdio.h>
28 #include <setjmp.h>
29 
30 #ifdef __APPLE__
31 # ifdef HAVE_CRT_EXTERNS_H
32 # include <crt_externs.h>
33 # else
34 # include "missing/crt_externs.h"
35 # endif
36 #endif
37 
38 #ifndef HAVE_STRING_H
39 char *strrchr(const char *, const char);
40 #endif
41 
42 #ifdef HAVE_UNISTD_H
43 #include <unistd.h>
44 #endif
45 
46 #ifdef HAVE_NET_SOCKET_H
47 #include <net/socket.h>
48 #endif
49 
50 #define ruby_setjmp(env) RUBY_SETJMP(env)
51 #define ruby_longjmp(env,val) RUBY_LONGJMP((env),(val))
52 #ifdef __CYGWIN__
53 # ifndef _setjmp
54 int _setjmp(jmp_buf);
55 # endif
56 # ifndef _longjmp
57 NORETURN(void _longjmp(jmp_buf, int));
58 # endif
59 #endif
60 
61 #include <sys/types.h>
62 #include <signal.h>
63 #include <errno.h>
64 
65 #ifdef HAVE_SYS_SELECT_H
66 #include <sys/select.h>
67 #endif
68 
69 /*
70  Solaris sys/select.h switches select to select_large_fdset to support larger
71  file descriptors if FD_SETSIZE is larger than 1024 on 32bit environment.
72  But Ruby doesn't change FD_SETSIZE because fd_set is allocated dynamically.
73  So following definition is required to use select_large_fdset.
74 */
75 #ifdef HAVE_SELECT_LARGE_FDSET
76 #define select(n, r, w, e, t) select_large_fdset((n), (r), (w), (e), (t))
77 extern int select_large_fdset(int, fd_set *, fd_set *, fd_set *, struct timeval *);
78 #endif
79 
80 #ifdef HAVE_SYS_PARAM_H
81 #include <sys/param.h>
82 #endif
83 
84 #include <sys/stat.h>
85 
86 #define SAVE_ROOT_JMPBUF(th, stmt) do \
87  if (ruby_setjmp((th)->root_jmpbuf) == 0) { \
88  stmt; \
89  } \
90  else { \
91  rb_fiber_start(); \
92  } while (0)
93 
94 #define TH_PUSH_TAG(th) do { \
95  rb_thread_t * const _th = (th); \
96  struct rb_vm_tag _tag; \
97  _tag.tag = 0; \
98  _tag.prev = _th->tag; \
99  _th->tag = &_tag;
100 
101 #define TH_POP_TAG() \
102  _th->tag = _tag.prev; \
103 } while (0)
104 
105 #define TH_POP_TAG2() \
106  _th->tag = _tag.prev
107 
108 #define PUSH_TAG() TH_PUSH_TAG(GET_THREAD())
109 #define POP_TAG() TH_POP_TAG()
110 
111 #define TH_EXEC_TAG() ruby_setjmp(_th->tag->buf)
112 
113 #define EXEC_TAG() \
114  TH_EXEC_TAG()
115 
116 #define TH_JUMP_TAG(th, st) do { \
117  ruby_longjmp((th)->tag->buf,(st)); \
118 } while (0)
119 
120 #define JUMP_TAG(st) TH_JUMP_TAG(GET_THREAD(), (st))
121 
122 #define INTERNAL_EXCEPTION_P(exc) FIXNUM_P(exc)
123 
134 };
135 #define TAG_RETURN RUBY_TAG_RETURN
136 #define TAG_BREAK RUBY_TAG_BREAK
137 #define TAG_NEXT RUBY_TAG_NEXT
138 #define TAG_RETRY RUBY_TAG_RETRY
139 #define TAG_REDO RUBY_TAG_REDO
140 #define TAG_RAISE RUBY_TAG_RAISE
141 #define TAG_THROW RUBY_TAG_THROW
142 #define TAG_FATAL RUBY_TAG_FATAL
143 #define TAG_MASK RUBY_TAG_MASK
144 
145 #define NEW_THROW_OBJECT(val, pt, st) \
146  ((VALUE)rb_node_newnode(NODE_LIT, (VALUE)(val), (VALUE)(pt), (VALUE)(st)))
147 #define SET_THROWOBJ_CATCH_POINT(obj, val) \
148  (RNODE((obj))->u2.value = (val))
149 #define SET_THROWOBJ_STATE(obj, val) \
150  (RNODE((obj))->u3.value = (val))
151 
152 #define GET_THROWOBJ_VAL(obj) ((VALUE)RNODE((obj))->u1.value)
153 #define GET_THROWOBJ_CATCH_POINT(obj) ((VALUE*)RNODE((obj))->u2.value)
154 #define GET_THROWOBJ_STATE(obj) ((int)RNODE((obj))->u3.value)
155 
156 #define SCOPE_TEST(f) (rb_vm_cref()->nd_visi & (f))
157 #define SCOPE_CHECK(f) (rb_vm_cref()->nd_visi == (f))
158 #define SCOPE_SET(f) (rb_vm_cref()->nd_visi = (f))
159 
160 void rb_thread_cleanup(void);
162 
163 enum {
167 };
170 #define rb_thread_raised_set(th, f) ((th)->raised_flag |= (f))
171 #define rb_thread_raised_reset(th, f) ((th)->raised_flag &= ~(f))
172 #define rb_thread_raised_p(th, f) (((th)->raised_flag & (f)) != 0)
173 #define rb_thread_raised_clear(th) ((th)->raised_flag = 0)
174 
175 VALUE rb_f_eval(int argc, VALUE *argv, VALUE self);
177 
179 
180 NORETURN(void rb_fiber_start(void));
181 
182 NORETURN(void rb_print_undef(VALUE, ID, int));
184 NORETURN(void rb_vm_localjump_error(const char *,VALUE, int));
187  VALUE obj, int call_status));
188 
190 NODE *rb_vm_cref(void);
191 VALUE rb_vm_call_cfunc(VALUE recv, VALUE (*func)(VALUE), VALUE arg, const rb_block_t *blockptr, VALUE filename);
192 void rb_vm_set_progname(VALUE filename);
193 void rb_thread_terminate_all(void);
195 VALUE rb_vm_cbase(void);
196 
197 #ifndef CharNext /* defined as CharNext[AW] on Windows. */
198 #define CharNext(p) ((p) + mblen((p), RUBY_MBCHAR_MAXSIZE))
199 #endif
200 
201 #if defined DOSISH || defined __CYGWIN__
202 static inline void
203 translit_char(char *p, int from, int to)
204 {
205  while (*p) {
206  if ((unsigned char)*p == from)
207  *p = to;
208  p = CharNext(p);
209  }
210 }
211 #endif
212 
213 #endif /* RUBY_EVAL_INTERN_H */
NORETURN(void rb_method_name_error(VALUE, VALUE))
#define CharNext(p)
Definition: eval_intern.h:198
unsigned long VALUE
Definition: ripper.y:104
void rb_print_undef_str(VALUE klass, VALUE name)
Definition: eval_error.c:223
NODE * rb_vm_cref(void)
Definition: vm.c:830
void rb_vm_localjump_error(const char *mesg, VALUE value, int reason)
Definition: vm.c:900
void rb_method_name_error(VALUE klass, VALUE str)
Definition: proc.c:1185
ruby_tag_type
Definition: eval_intern.h:124
void rb_thread_terminate_all(void)
Definition: thread.c:409
Definition: ripper.y:240
Win32OLEIDispatch * p
Definition: win32ole.c:786
int rb_threadptr_set_raised(rb_thread_t *th)
Definition: thread.c:2045
#define val
void rb_raise_method_missing(rb_thread_t *th, int argc, VALUE *argv, VALUE obj, int call_status)
Definition: vm_eval.c:728
unsigned long ID
Definition: ripper.y:105
VALUE rb_make_exception(int argc, VALUE *argv)
Definition: eval.c:642
int argc
Definition: ruby.c:130
void rb_fiber_start(void)
Definition: cont.c:1167
arg
Definition: ripper.y:1316
VALUE rb_vm_top_self()
Definition: vm.c:2427
VALUE rb_vm_call_cfunc(VALUE recv, VALUE(*func)(VALUE), VALUE arg, const rb_block_t *blockptr, VALUE filename)
Definition: vm.c:1519
SSL_METHOD *(* func)(void)
Definition: ossl_ssl.c:108
void rb_thread_cleanup(void)
VALUE rb_vm_cbase(void)
Definition: vm.c:854
void rb_thread_wait_other_threads(void)
int rb_threadptr_reset_raised(rb_thread_t *th)
Definition: thread.c:2055
void rb_vm_set_progname(VALUE filename)
Definition: vm.c:2381
VALUE rb_f_eval(int argc, VALUE *argv, VALUE self)
Definition: vm_eval.c:1316
void rb_print_undef(VALUE klass, ID id, int scope)
Definition: eval_error.c:206
VALUE rb_vm_make_jump_tag_but_local_jump(int state, VALUE val)
Definition: vm.c:907
void rb_vm_jump_tag_but_local_jump(int state)
Definition: vm.c:939
char * strrchr(const char *, const char)
char ** argv
Definition: ruby.c:131