| | 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 | if (PL_op != nxt) CALLRUNOPS(aTHX); \ |
| | 58 | JMPENV_POP; \ |
| | 59 | break; \ |
| | 60 | case 1: JMPENV_POP; JMPENV_JUMP(1); \ |
| | 61 | case 2: JMPENV_POP; JMPENV_JUMP(2); \ |
| | 62 | case 3: \ |
| | 63 | JMPENV_POP; \ |
| | 64 | if (PL_restartop && PL_restartop != nxt) \ |
| | 65 | JMPENV_JUMP(3); \ |
| | 66 | } \ |
| | 67 | PL_op = nxt; \ |
| | 68 | SPAGAIN; \ |
| | 69 | } while (0) |
| | 70 | |
| | 71 | |
| | 72 | #define PP_ENTERTRY(jmpbuf,label) \ |
| | 73 | STMT_START { \ |
| | 74 | int ret; \ |
| | 75 | JMPENV_PUSH_ENV(jmpbuf,ret); \ |
| | 76 | switch (ret) { \ |
| | 77 | case 1: JMPENV_POP_ENV(jmpbuf); JMPENV_JUMP(1);\ |
| | 78 | case 2: JMPENV_POP_ENV(jmpbuf); JMPENV_JUMP(2);\ |
| | 79 | case 3: JMPENV_POP_ENV(jmpbuf); SPAGAIN; goto label;\ |
| | 80 | } \ |
| | 81 | } STMT_END |
| | 82 | #define PP_LEAVETRY \ |
| | 83 | STMT_START{ PL_top_env=PL_top_env->je_prev; }STMT_END |
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