1 | /* cc_runtime.h
|
---|
2 | *
|
---|
3 | * Copyright (C) 1999, 2000, 2001, by Larry Wall and others
|
---|
4 | *
|
---|
5 | * You may distribute under the terms of either the GNU General Public
|
---|
6 | * License or the Artistic License, as specified in the README file.
|
---|
7 | *
|
---|
8 | */
|
---|
9 |
|
---|
10 | #define DOOP(ppname) PUTBACK; PL_op = ppname(aTHX); SPAGAIN
|
---|
11 | #define CCPP(s) OP * s(pTHX)
|
---|
12 |
|
---|
13 | #define PP_LIST(g) do { \
|
---|
14 | dMARK; \
|
---|
15 | if (g != G_ARRAY) { \
|
---|
16 | if (++MARK <= SP) \
|
---|
17 | *MARK = *SP; \
|
---|
18 | else \
|
---|
19 | *MARK = &PL_sv_undef; \
|
---|
20 | SP = MARK; \
|
---|
21 | } \
|
---|
22 | } while (0)
|
---|
23 |
|
---|
24 | #define MAYBE_TAINT_SASSIGN_SRC(sv) \
|
---|
25 | if (PL_tainting && PL_tainted && (!SvGMAGICAL(left) || !SvSMAGICAL(left) || \
|
---|
26 | !((mg=mg_find(left, PERL_MAGIC_taint)) && mg->mg_len & 1)))\
|
---|
27 | TAINT_NOT
|
---|
28 |
|
---|
29 | #define PP_PREINC(sv) do { \
|
---|
30 | if (SvIOK(sv)) { \
|
---|
31 | ++SvIVX(sv); \
|
---|
32 | SvFLAGS(sv) &= ~(SVf_NOK|SVf_POK|SVp_NOK|SVp_POK); \
|
---|
33 | } \
|
---|
34 | else \
|
---|
35 | sv_inc(sv); \
|
---|
36 | SvSETMAGIC(sv); \
|
---|
37 | } while (0)
|
---|
38 |
|
---|
39 | #define PP_UNSTACK do { \
|
---|
40 | TAINT_NOT; \
|
---|
41 | PL_stack_sp = PL_stack_base + cxstack[cxstack_ix].blk_oldsp; \
|
---|
42 | FREETMPS; \
|
---|
43 | oldsave = PL_scopestack[PL_scopestack_ix - 1]; \
|
---|
44 | LEAVE_SCOPE(oldsave); \
|
---|
45 | SPAGAIN; \
|
---|
46 | } while(0)
|
---|
47 |
|
---|
48 | /* Anyone using eval "" deserves this mess */
|
---|
49 | #define PP_EVAL(ppaddr, nxt) do { \
|
---|
50 | dJMPENV; \
|
---|
51 | int ret; \
|
---|
52 | PUTBACK; \
|
---|
53 | JMPENV_PUSH(ret); \
|
---|
54 | switch (ret) { \
|
---|
55 | case 0: \
|
---|
56 | PL_op = ppaddr(aTHX); \
|
---|
57 | PL_retstack[PL_retstack_ix - 1] = Nullop; \
|
---|
58 | if (PL_op != nxt) CALLRUNOPS(); \
|
---|
59 | JMPENV_POP; \
|
---|
60 | break; \
|
---|
61 | case 1: JMPENV_POP; JMPENV_JUMP(1); \
|
---|
62 | case 2: JMPENV_POP; JMPENV_JUMP(2); \
|
---|
63 | case 3: \
|
---|
64 | JMPENV_POP; \
|
---|
65 | if (PL_restartop && PL_restartop != nxt) \
|
---|
66 | JMPENV_JUMP(3); \
|
---|
67 | } \
|
---|
68 | PL_op = nxt; \
|
---|
69 | SPAGAIN; \
|
---|
70 | } while (0)
|
---|
71 |
|
---|
72 |
|
---|
73 | #define PP_ENTERTRY(jmpbuf,label) \
|
---|
74 | STMT_START { \
|
---|
75 | int ret; \
|
---|
76 | JMPENV_PUSH_ENV(jmpbuf,ret); \
|
---|
77 | switch (ret) { \
|
---|
78 | case 1: JMPENV_POP_ENV(jmpbuf); JMPENV_JUMP(1);\
|
---|
79 | case 2: JMPENV_POP_ENV(jmpbuf); JMPENV_JUMP(2);\
|
---|
80 | case 3: JMPENV_POP_ENV(jmpbuf); SPAGAIN; goto label;\
|
---|
81 | } \
|
---|
82 | } STMT_END
|
---|
83 | #define PP_LEAVETRY \
|
---|
84 | STMT_START{ PL_top_env=PL_top_env->je_prev; }STMT_END
|
---|