[10723] | 1 | /* scope.c |
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| 2 | * |
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[14544] | 3 | * Copyright (c) 1991-2000, Larry Wall |
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[10723] | 4 | * |
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| 5 | * You may distribute under the terms of either the GNU General Public |
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| 6 | * License or the Artistic License, as specified in the README file. |
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| 7 | * |
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| 8 | */ |
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| 9 | |
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| 10 | /* |
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| 11 | * "For the fashion of Minas Tirith was such that it was built on seven |
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| 12 | * levels..." |
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| 13 | */ |
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| 14 | |
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| 15 | #include "EXTERN.h" |
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[14544] | 16 | #define PERL_IN_SCOPE_C |
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[10723] | 17 | #include "perl.h" |
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| 18 | |
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[14544] | 19 | #if defined(PERL_FLEXIBLE_EXCEPTIONS) |
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| 20 | void * |
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| 21 | Perl_default_protect(pTHX_ volatile JMPENV *pcur_env, int *excpt, |
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| 22 | protect_body_t body, ...) |
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| 23 | { |
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| 24 | void *ret; |
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| 25 | va_list args; |
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| 26 | va_start(args, body); |
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| 27 | ret = vdefault_protect(pcur_env, excpt, body, &args); |
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| 28 | va_end(args); |
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| 29 | return ret; |
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| 30 | } |
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| 31 | |
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| 32 | void * |
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| 33 | Perl_vdefault_protect(pTHX_ volatile JMPENV *pcur_env, int *excpt, |
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| 34 | protect_body_t body, va_list *args) |
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| 35 | { |
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| 36 | dTHR; |
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| 37 | int ex; |
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| 38 | void *ret; |
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| 39 | |
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| 40 | JMPENV_PUSH(ex); |
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| 41 | if (ex) |
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| 42 | ret = NULL; |
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| 43 | else |
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| 44 | ret = CALL_FPTR(body)(aTHX_ *args); |
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| 45 | *excpt = ex; |
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| 46 | JMPENV_POP; |
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| 47 | return ret; |
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| 48 | } |
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| 49 | #endif |
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| 50 | |
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[10723] | 51 | SV** |
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[14544] | 52 | Perl_stack_grow(pTHX_ SV **sp, SV **p, int n) |
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[10723] | 53 | { |
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[14544] | 54 | dTHR; |
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| 55 | #if defined(DEBUGGING) && !defined(USE_THREADS) |
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| 56 | static int growing = 0; |
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| 57 | if (growing++) |
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| 58 | abort(); |
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| 59 | #endif |
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| 60 | PL_stack_sp = sp; |
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| 61 | #ifndef STRESS_REALLOC |
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| 62 | av_extend(PL_curstack, (p - PL_stack_base) + (n) + 128); |
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| 63 | #else |
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| 64 | av_extend(PL_curstack, (p - PL_stack_base) + (n) + 1); |
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| 65 | #endif |
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| 66 | #if defined(DEBUGGING) && !defined(USE_THREADS) |
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| 67 | growing--; |
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| 68 | #endif |
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| 69 | return PL_stack_sp; |
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[10723] | 70 | } |
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| 71 | |
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[14544] | 72 | #ifndef STRESS_REALLOC |
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| 73 | #define GROW(old) ((old) * 3 / 2) |
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| 74 | #else |
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| 75 | #define GROW(old) ((old) + 1) |
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| 76 | #endif |
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| 77 | |
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| 78 | PERL_SI * |
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| 79 | Perl_new_stackinfo(pTHX_ I32 stitems, I32 cxitems) |
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| 80 | { |
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| 81 | PERL_SI *si; |
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| 82 | New(56, si, 1, PERL_SI); |
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| 83 | si->si_stack = newAV(); |
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| 84 | AvREAL_off(si->si_stack); |
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| 85 | av_extend(si->si_stack, stitems > 0 ? stitems-1 : 0); |
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| 86 | AvALLOC(si->si_stack)[0] = &PL_sv_undef; |
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| 87 | AvFILLp(si->si_stack) = 0; |
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| 88 | si->si_prev = 0; |
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| 89 | si->si_next = 0; |
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| 90 | si->si_cxmax = cxitems - 1; |
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| 91 | si->si_cxix = -1; |
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| 92 | si->si_type = PERLSI_UNDEF; |
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| 93 | New(56, si->si_cxstack, cxitems, PERL_CONTEXT); |
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| 94 | return si; |
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| 95 | } |
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| 96 | |
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[10723] | 97 | I32 |
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[14544] | 98 | Perl_cxinc(pTHX) |
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[10723] | 99 | { |
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[14544] | 100 | dTHR; |
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| 101 | cxstack_max = GROW(cxstack_max); |
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| 102 | Renew(cxstack, cxstack_max + 1, PERL_CONTEXT); /* XXX should fix CXINC macro */ |
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[10723] | 103 | return cxstack_ix + 1; |
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| 104 | } |
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| 105 | |
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| 106 | void |
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[14544] | 107 | Perl_push_return(pTHX_ OP *retop) |
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[10723] | 108 | { |
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[14544] | 109 | dTHR; |
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| 110 | if (PL_retstack_ix == PL_retstack_max) { |
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| 111 | PL_retstack_max = GROW(PL_retstack_max); |
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| 112 | Renew(PL_retstack, PL_retstack_max, OP*); |
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[10723] | 113 | } |
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[14544] | 114 | PL_retstack[PL_retstack_ix++] = retop; |
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[10723] | 115 | } |
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| 116 | |
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| 117 | OP * |
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[14544] | 118 | Perl_pop_return(pTHX) |
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[10723] | 119 | { |
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[14544] | 120 | dTHR; |
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| 121 | if (PL_retstack_ix > 0) |
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| 122 | return PL_retstack[--PL_retstack_ix]; |
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[10723] | 123 | else |
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| 124 | return Nullop; |
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| 125 | } |
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| 126 | |
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| 127 | void |
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[14544] | 128 | Perl_push_scope(pTHX) |
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[10723] | 129 | { |
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[14544] | 130 | dTHR; |
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| 131 | if (PL_scopestack_ix == PL_scopestack_max) { |
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| 132 | PL_scopestack_max = GROW(PL_scopestack_max); |
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| 133 | Renew(PL_scopestack, PL_scopestack_max, I32); |
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[10723] | 134 | } |
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[14544] | 135 | PL_scopestack[PL_scopestack_ix++] = PL_savestack_ix; |
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[10723] | 136 | |
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| 137 | } |
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| 138 | |
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| 139 | void |
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[14544] | 140 | Perl_pop_scope(pTHX) |
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[10723] | 141 | { |
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[14544] | 142 | dTHR; |
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| 143 | I32 oldsave = PL_scopestack[--PL_scopestack_ix]; |
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[10723] | 144 | LEAVE_SCOPE(oldsave); |
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| 145 | } |
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| 146 | |
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| 147 | void |
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[14544] | 148 | Perl_markstack_grow(pTHX) |
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[10723] | 149 | { |
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[14544] | 150 | dTHR; |
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| 151 | I32 oldmax = PL_markstack_max - PL_markstack; |
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| 152 | I32 newmax = GROW(oldmax); |
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[10723] | 153 | |
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[14544] | 154 | Renew(PL_markstack, newmax, I32); |
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| 155 | PL_markstack_ptr = PL_markstack + oldmax; |
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| 156 | PL_markstack_max = PL_markstack + newmax; |
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[10723] | 157 | } |
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| 158 | |
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| 159 | void |
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[14544] | 160 | Perl_savestack_grow(pTHX) |
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[10723] | 161 | { |
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[14544] | 162 | dTHR; |
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| 163 | PL_savestack_max = GROW(PL_savestack_max) + 4; |
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| 164 | Renew(PL_savestack, PL_savestack_max, ANY); |
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[10723] | 165 | } |
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| 166 | |
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[14544] | 167 | #undef GROW |
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| 168 | |
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[10723] | 169 | void |
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[14544] | 170 | Perl_tmps_grow(pTHX_ I32 n) |
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[10723] | 171 | { |
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[14544] | 172 | dTHR; |
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| 173 | #ifndef STRESS_REALLOC |
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| 174 | if (n < 128) |
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| 175 | n = (PL_tmps_max < 512) ? 128 : 512; |
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| 176 | #endif |
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| 177 | PL_tmps_max = PL_tmps_ix + n + 1; |
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| 178 | Renew(PL_tmps_stack, PL_tmps_max, SV*); |
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| 179 | } |
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| 180 | |
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| 181 | |
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| 182 | void |
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| 183 | Perl_free_tmps(pTHX) |
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| 184 | { |
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| 185 | dTHR; |
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[10723] | 186 | /* XXX should tmps_floor live in cxstack? */ |
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[14544] | 187 | I32 myfloor = PL_tmps_floor; |
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| 188 | while (PL_tmps_ix > myfloor) { /* clean up after last statement */ |
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| 189 | SV* sv = PL_tmps_stack[PL_tmps_ix]; |
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| 190 | PL_tmps_stack[PL_tmps_ix--] = Nullsv; |
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[10723] | 191 | if (sv) { |
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| 192 | SvTEMP_off(sv); |
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| 193 | SvREFCNT_dec(sv); /* note, can modify tmps_ix!!! */ |
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| 194 | } |
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| 195 | } |
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| 196 | } |
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| 197 | |
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[14544] | 198 | STATIC SV * |
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| 199 | S_save_scalar_at(pTHX_ SV **sptr) |
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[10723] | 200 | { |
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[14544] | 201 | dTHR; |
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[10723] | 202 | register SV *sv; |
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| 203 | SV *osv = *sptr; |
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| 204 | |
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| 205 | sv = *sptr = NEWSV(0,0); |
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| 206 | if (SvTYPE(osv) >= SVt_PVMG && SvMAGIC(osv) && SvTYPE(osv) != SVt_PVGV) { |
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| 207 | sv_upgrade(sv, SvTYPE(osv)); |
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| 208 | if (SvGMAGICAL(osv)) { |
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| 209 | MAGIC* mg; |
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[14544] | 210 | bool oldtainted = PL_tainted; |
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[10723] | 211 | mg_get(osv); |
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[14544] | 212 | if (PL_tainting && PL_tainted && (mg = mg_find(osv, 't'))) { |
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[10723] | 213 | SAVESPTR(mg->mg_obj); |
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| 214 | mg->mg_obj = osv; |
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| 215 | } |
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| 216 | SvFLAGS(osv) |= (SvFLAGS(osv) & |
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| 217 | (SVp_IOK|SVp_NOK|SVp_POK)) >> PRIVSHIFT; |
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[14544] | 218 | PL_tainted = oldtainted; |
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[10723] | 219 | } |
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| 220 | SvMAGIC(sv) = SvMAGIC(osv); |
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| 221 | SvFLAGS(sv) |= SvMAGICAL(osv); |
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[14544] | 222 | PL_localizing = 1; |
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[10723] | 223 | SvSETMAGIC(sv); |
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[14544] | 224 | PL_localizing = 0; |
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[10723] | 225 | } |
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| 226 | return sv; |
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| 227 | } |
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| 228 | |
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| 229 | SV * |
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[14544] | 230 | Perl_save_scalar(pTHX_ GV *gv) |
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[10723] | 231 | { |
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[14544] | 232 | dTHR; |
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| 233 | SV **sptr = &GvSV(gv); |
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[10723] | 234 | SSCHECK(3); |
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[14544] | 235 | SSPUSHPTR(SvREFCNT_inc(gv)); |
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| 236 | SSPUSHPTR(SvREFCNT_inc(*sptr)); |
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[10723] | 237 | SSPUSHINT(SAVEt_SV); |
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[14544] | 238 | return save_scalar_at(sptr); |
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[10723] | 239 | } |
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| 240 | |
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| 241 | SV* |
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[14544] | 242 | Perl_save_svref(pTHX_ SV **sptr) |
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[10723] | 243 | { |
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[14544] | 244 | dTHR; |
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[10723] | 245 | SSCHECK(3); |
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| 246 | SSPUSHPTR(sptr); |
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[14544] | 247 | SSPUSHPTR(SvREFCNT_inc(*sptr)); |
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[10723] | 248 | SSPUSHINT(SAVEt_SVREF); |
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| 249 | return save_scalar_at(sptr); |
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| 250 | } |
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| 251 | |
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[14544] | 252 | /* Like save_svref(), but doesn't deal with magic. Can be used to |
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| 253 | * restore a global SV to its prior contents, freeing new value. */ |
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[10723] | 254 | void |
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[14544] | 255 | Perl_save_generic_svref(pTHX_ SV **sptr) |
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[10723] | 256 | { |
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[14544] | 257 | dTHR; |
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| 258 | SSCHECK(3); |
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| 259 | SSPUSHPTR(sptr); |
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| 260 | SSPUSHPTR(SvREFCNT_inc(*sptr)); |
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| 261 | SSPUSHINT(SAVEt_GENERIC_SVREF); |
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| 262 | } |
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| 263 | |
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| 264 | void |
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| 265 | Perl_save_gp(pTHX_ GV *gv, I32 empty) |
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| 266 | { |
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| 267 | dTHR; |
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[10723] | 268 | SSCHECK(6); |
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| 269 | SSPUSHIV((IV)SvLEN(gv)); |
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| 270 | SvLEN(gv) = 0; /* forget that anything was allocated here */ |
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| 271 | SSPUSHIV((IV)SvCUR(gv)); |
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| 272 | SSPUSHPTR(SvPVX(gv)); |
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| 273 | SvPOK_off(gv); |
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| 274 | SSPUSHPTR(SvREFCNT_inc(gv)); |
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| 275 | SSPUSHPTR(GvGP(gv)); |
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| 276 | SSPUSHINT(SAVEt_GP); |
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| 277 | |
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| 278 | if (empty) { |
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| 279 | register GP *gp; |
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[14544] | 280 | |
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[10723] | 281 | Newz(602, gp, 1, GP); |
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[14544] | 282 | |
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| 283 | if (GvCVu(gv)) |
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| 284 | PL_sub_generation++; /* taking a method out of circulation */ |
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| 285 | if (GvIOp(gv) && (IoFLAGS(GvIOp(gv)) & IOf_ARGV)) { |
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| 286 | gp->gp_io = newIO(); |
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| 287 | IoFLAGS(gp->gp_io) |= IOf_ARGV|IOf_START; |
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| 288 | } |
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[10723] | 289 | GvGP(gv) = gp_ref(gp); |
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| 290 | GvSV(gv) = NEWSV(72,0); |
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[14544] | 291 | GvLINE(gv) = CopLINE(PL_curcop); |
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[10723] | 292 | GvEGV(gv) = gv; |
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| 293 | } |
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| 294 | else { |
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| 295 | gp_ref(GvGP(gv)); |
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| 296 | GvINTRO_on(gv); |
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| 297 | } |
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| 298 | } |
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| 299 | |
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| 300 | AV * |
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[14544] | 301 | Perl_save_ary(pTHX_ GV *gv) |
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[10723] | 302 | { |
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[14544] | 303 | dTHR; |
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| 304 | AV *oav = GvAVn(gv); |
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| 305 | AV *av; |
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[10723] | 306 | |
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[14544] | 307 | if (!AvREAL(oav) && AvREIFY(oav)) |
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| 308 | av_reify(oav); |
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[10723] | 309 | SSCHECK(3); |
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| 310 | SSPUSHPTR(gv); |
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[14544] | 311 | SSPUSHPTR(oav); |
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[10723] | 312 | SSPUSHINT(SAVEt_AV); |
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| 313 | |
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| 314 | GvAV(gv) = Null(AV*); |
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| 315 | av = GvAVn(gv); |
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| 316 | if (SvMAGIC(oav)) { |
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| 317 | SvMAGIC(av) = SvMAGIC(oav); |
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[14544] | 318 | SvFLAGS((SV*)av) |= SvMAGICAL(oav); |
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[10723] | 319 | SvMAGICAL_off(oav); |
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| 320 | SvMAGIC(oav) = 0; |
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[14544] | 321 | PL_localizing = 1; |
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[10723] | 322 | SvSETMAGIC((SV*)av); |
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[14544] | 323 | PL_localizing = 0; |
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[10723] | 324 | } |
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| 325 | return av; |
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| 326 | } |
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| 327 | |
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| 328 | HV * |
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[14544] | 329 | Perl_save_hash(pTHX_ GV *gv) |
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[10723] | 330 | { |
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[14544] | 331 | dTHR; |
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[10723] | 332 | HV *ohv, *hv; |
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| 333 | |
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| 334 | SSCHECK(3); |
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| 335 | SSPUSHPTR(gv); |
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| 336 | SSPUSHPTR(ohv = GvHVn(gv)); |
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| 337 | SSPUSHINT(SAVEt_HV); |
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| 338 | |
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| 339 | GvHV(gv) = Null(HV*); |
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| 340 | hv = GvHVn(gv); |
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| 341 | if (SvMAGIC(ohv)) { |
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| 342 | SvMAGIC(hv) = SvMAGIC(ohv); |
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[14544] | 343 | SvFLAGS((SV*)hv) |= SvMAGICAL(ohv); |
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[10723] | 344 | SvMAGICAL_off(ohv); |
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| 345 | SvMAGIC(ohv) = 0; |
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[14544] | 346 | PL_localizing = 1; |
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[10723] | 347 | SvSETMAGIC((SV*)hv); |
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[14544] | 348 | PL_localizing = 0; |
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[10723] | 349 | } |
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| 350 | return hv; |
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| 351 | } |
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| 352 | |
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| 353 | void |
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[14544] | 354 | Perl_save_item(pTHX_ register SV *item) |
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[10723] | 355 | { |
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[14544] | 356 | dTHR; |
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| 357 | register SV *sv = NEWSV(0,0); |
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[10723] | 358 | |
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[14544] | 359 | sv_setsv(sv,item); |
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[10723] | 360 | SSCHECK(3); |
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| 361 | SSPUSHPTR(item); /* remember the pointer */ |
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| 362 | SSPUSHPTR(sv); /* remember the value */ |
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| 363 | SSPUSHINT(SAVEt_ITEM); |
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| 364 | } |
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| 365 | |
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| 366 | void |
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[14544] | 367 | Perl_save_int(pTHX_ int *intp) |
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[10723] | 368 | { |
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[14544] | 369 | dTHR; |
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[10723] | 370 | SSCHECK(3); |
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| 371 | SSPUSHINT(*intp); |
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| 372 | SSPUSHPTR(intp); |
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| 373 | SSPUSHINT(SAVEt_INT); |
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| 374 | } |
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| 375 | |
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| 376 | void |
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[14544] | 377 | Perl_save_long(pTHX_ long int *longp) |
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[10723] | 378 | { |
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[14544] | 379 | dTHR; |
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[10723] | 380 | SSCHECK(3); |
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| 381 | SSPUSHLONG(*longp); |
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| 382 | SSPUSHPTR(longp); |
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| 383 | SSPUSHINT(SAVEt_LONG); |
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| 384 | } |
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| 385 | |
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| 386 | void |
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[14544] | 387 | Perl_save_I32(pTHX_ I32 *intp) |
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[10723] | 388 | { |
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[14544] | 389 | dTHR; |
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[10723] | 390 | SSCHECK(3); |
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| 391 | SSPUSHINT(*intp); |
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| 392 | SSPUSHPTR(intp); |
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| 393 | SSPUSHINT(SAVEt_I32); |
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| 394 | } |
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| 395 | |
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| 396 | void |
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[14544] | 397 | Perl_save_I16(pTHX_ I16 *intp) |
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[10723] | 398 | { |
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[14544] | 399 | dTHR; |
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[10723] | 400 | SSCHECK(3); |
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| 401 | SSPUSHINT(*intp); |
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| 402 | SSPUSHPTR(intp); |
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| 403 | SSPUSHINT(SAVEt_I16); |
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| 404 | } |
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| 405 | |
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| 406 | void |
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[14544] | 407 | Perl_save_I8(pTHX_ I8 *bytep) |
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[10723] | 408 | { |
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[14544] | 409 | dTHR; |
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[10723] | 410 | SSCHECK(3); |
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[14544] | 411 | SSPUSHINT(*bytep); |
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| 412 | SSPUSHPTR(bytep); |
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| 413 | SSPUSHINT(SAVEt_I8); |
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| 414 | } |
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| 415 | |
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| 416 | void |
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| 417 | Perl_save_iv(pTHX_ IV *ivp) |
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| 418 | { |
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| 419 | dTHR; |
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| 420 | SSCHECK(3); |
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[10723] | 421 | SSPUSHIV(*ivp); |
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| 422 | SSPUSHPTR(ivp); |
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| 423 | SSPUSHINT(SAVEt_IV); |
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| 424 | } |
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| 425 | |
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| 426 | /* Cannot use save_sptr() to store a char* since the SV** cast will |
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| 427 | * force word-alignment and we'll miss the pointer. |
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| 428 | */ |
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| 429 | void |
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[14544] | 430 | Perl_save_pptr(pTHX_ char **pptr) |
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[10723] | 431 | { |
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[14544] | 432 | dTHR; |
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[10723] | 433 | SSCHECK(3); |
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| 434 | SSPUSHPTR(*pptr); |
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| 435 | SSPUSHPTR(pptr); |
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| 436 | SSPUSHINT(SAVEt_PPTR); |
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| 437 | } |
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| 438 | |
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| 439 | void |
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[14544] | 440 | Perl_save_vptr(pTHX_ void *ptr) |
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[10723] | 441 | { |
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[14544] | 442 | dTHR; |
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[10723] | 443 | SSCHECK(3); |
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[14544] | 444 | SSPUSHPTR(*(char**)ptr); |
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| 445 | SSPUSHPTR(ptr); |
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| 446 | SSPUSHINT(SAVEt_VPTR); |
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| 447 | } |
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| 448 | |
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| 449 | void |
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| 450 | Perl_save_sptr(pTHX_ SV **sptr) |
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| 451 | { |
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| 452 | dTHR; |
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| 453 | SSCHECK(3); |
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[10723] | 454 | SSPUSHPTR(*sptr); |
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| 455 | SSPUSHPTR(sptr); |
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| 456 | SSPUSHINT(SAVEt_SPTR); |
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| 457 | } |
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| 458 | |
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[14544] | 459 | SV ** |
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| 460 | Perl_save_threadsv(pTHX_ PADOFFSET i) |
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| 461 | { |
---|
| 462 | #ifdef USE_THREADS |
---|
| 463 | dTHR; |
---|
| 464 | SV **svp = &THREADSV(i); /* XXX Change to save by offset */ |
---|
| 465 | DEBUG_S(PerlIO_printf(Perl_debug_log, "save_threadsv %"UVuf": %p %p:%s\n", |
---|
| 466 | (UV)i, svp, *svp, SvPEEK(*svp))); |
---|
| 467 | save_svref(svp); |
---|
| 468 | return svp; |
---|
| 469 | #else |
---|
| 470 | Perl_croak(aTHX_ "panic: save_threadsv called in non-threaded perl"); |
---|
| 471 | return 0; |
---|
| 472 | #endif /* USE_THREADS */ |
---|
| 473 | } |
---|
| 474 | |
---|
[10723] | 475 | void |
---|
[14544] | 476 | Perl_save_nogv(pTHX_ GV *gv) |
---|
[10723] | 477 | { |
---|
[14544] | 478 | dTHR; |
---|
[10723] | 479 | SSCHECK(2); |
---|
| 480 | SSPUSHPTR(gv); |
---|
| 481 | SSPUSHINT(SAVEt_NSTAB); |
---|
| 482 | } |
---|
| 483 | |
---|
| 484 | void |
---|
[14544] | 485 | Perl_save_hptr(pTHX_ HV **hptr) |
---|
[10723] | 486 | { |
---|
[14544] | 487 | dTHR; |
---|
[10723] | 488 | SSCHECK(3); |
---|
| 489 | SSPUSHPTR(*hptr); |
---|
| 490 | SSPUSHPTR(hptr); |
---|
| 491 | SSPUSHINT(SAVEt_HPTR); |
---|
| 492 | } |
---|
| 493 | |
---|
| 494 | void |
---|
[14544] | 495 | Perl_save_aptr(pTHX_ AV **aptr) |
---|
[10723] | 496 | { |
---|
[14544] | 497 | dTHR; |
---|
[10723] | 498 | SSCHECK(3); |
---|
| 499 | SSPUSHPTR(*aptr); |
---|
| 500 | SSPUSHPTR(aptr); |
---|
| 501 | SSPUSHINT(SAVEt_APTR); |
---|
| 502 | } |
---|
| 503 | |
---|
| 504 | void |
---|
[14544] | 505 | Perl_save_freesv(pTHX_ SV *sv) |
---|
[10723] | 506 | { |
---|
[14544] | 507 | dTHR; |
---|
[10723] | 508 | SSCHECK(2); |
---|
| 509 | SSPUSHPTR(sv); |
---|
| 510 | SSPUSHINT(SAVEt_FREESV); |
---|
| 511 | } |
---|
| 512 | |
---|
| 513 | void |
---|
[14544] | 514 | Perl_save_freeop(pTHX_ OP *o) |
---|
[10723] | 515 | { |
---|
[14544] | 516 | dTHR; |
---|
[10723] | 517 | SSCHECK(2); |
---|
[14544] | 518 | SSPUSHPTR(o); |
---|
[10723] | 519 | SSPUSHINT(SAVEt_FREEOP); |
---|
| 520 | } |
---|
| 521 | |
---|
| 522 | void |
---|
[14544] | 523 | Perl_save_freepv(pTHX_ char *pv) |
---|
[10723] | 524 | { |
---|
[14544] | 525 | dTHR; |
---|
[10723] | 526 | SSCHECK(2); |
---|
| 527 | SSPUSHPTR(pv); |
---|
| 528 | SSPUSHINT(SAVEt_FREEPV); |
---|
| 529 | } |
---|
| 530 | |
---|
| 531 | void |
---|
[14544] | 532 | Perl_save_clearsv(pTHX_ SV **svp) |
---|
[10723] | 533 | { |
---|
[14544] | 534 | dTHR; |
---|
[10723] | 535 | SSCHECK(2); |
---|
[14544] | 536 | SSPUSHLONG((long)(svp-PL_curpad)); |
---|
[10723] | 537 | SSPUSHINT(SAVEt_CLEARSV); |
---|
| 538 | } |
---|
| 539 | |
---|
| 540 | void |
---|
[14544] | 541 | Perl_save_delete(pTHX_ HV *hv, char *key, I32 klen) |
---|
[10723] | 542 | { |
---|
[14544] | 543 | dTHR; |
---|
[10723] | 544 | SSCHECK(4); |
---|
| 545 | SSPUSHINT(klen); |
---|
| 546 | SSPUSHPTR(key); |
---|
[14544] | 547 | SSPUSHPTR(SvREFCNT_inc(hv)); |
---|
[10723] | 548 | SSPUSHINT(SAVEt_DELETE); |
---|
| 549 | } |
---|
| 550 | |
---|
| 551 | void |
---|
[14544] | 552 | Perl_save_list(pTHX_ register SV **sarg, I32 maxsarg) |
---|
[10723] | 553 | { |
---|
[14544] | 554 | dTHR; |
---|
[10723] | 555 | register SV *sv; |
---|
| 556 | register I32 i; |
---|
| 557 | |
---|
| 558 | for (i = 1; i <= maxsarg; i++) { |
---|
| 559 | sv = NEWSV(0,0); |
---|
| 560 | sv_setsv(sv,sarg[i]); |
---|
[14544] | 561 | SSCHECK(3); |
---|
| 562 | SSPUSHPTR(sarg[i]); /* remember the pointer */ |
---|
[10723] | 563 | SSPUSHPTR(sv); /* remember the value */ |
---|
| 564 | SSPUSHINT(SAVEt_ITEM); |
---|
| 565 | } |
---|
| 566 | } |
---|
| 567 | |
---|
| 568 | void |
---|
[14544] | 569 | Perl_save_destructor(pTHX_ DESTRUCTORFUNC_NOCONTEXT_t f, void* p) |
---|
[10723] | 570 | { |
---|
[14544] | 571 | dTHR; |
---|
[10723] | 572 | SSCHECK(3); |
---|
| 573 | SSPUSHDPTR(f); |
---|
| 574 | SSPUSHPTR(p); |
---|
| 575 | SSPUSHINT(SAVEt_DESTRUCTOR); |
---|
| 576 | } |
---|
| 577 | |
---|
| 578 | void |
---|
[14544] | 579 | Perl_save_destructor_x(pTHX_ DESTRUCTORFUNC_t f, void* p) |
---|
[10723] | 580 | { |
---|
[14544] | 581 | dTHR; |
---|
| 582 | SSCHECK(3); |
---|
| 583 | SSPUSHDXPTR(f); |
---|
| 584 | SSPUSHPTR(p); |
---|
| 585 | SSPUSHINT(SAVEt_DESTRUCTOR_X); |
---|
| 586 | } |
---|
| 587 | |
---|
| 588 | void |
---|
| 589 | Perl_save_aelem(pTHX_ AV *av, I32 idx, SV **sptr) |
---|
| 590 | { |
---|
| 591 | dTHR; |
---|
| 592 | SSCHECK(4); |
---|
| 593 | SSPUSHPTR(SvREFCNT_inc(av)); |
---|
| 594 | SSPUSHINT(idx); |
---|
| 595 | SSPUSHPTR(SvREFCNT_inc(*sptr)); |
---|
| 596 | SSPUSHINT(SAVEt_AELEM); |
---|
| 597 | save_scalar_at(sptr); |
---|
| 598 | } |
---|
| 599 | |
---|
| 600 | void |
---|
| 601 | Perl_save_helem(pTHX_ HV *hv, SV *key, SV **sptr) |
---|
| 602 | { |
---|
| 603 | dTHR; |
---|
| 604 | SSCHECK(4); |
---|
| 605 | SSPUSHPTR(SvREFCNT_inc(hv)); |
---|
| 606 | SSPUSHPTR(SvREFCNT_inc(key)); |
---|
| 607 | SSPUSHPTR(SvREFCNT_inc(*sptr)); |
---|
| 608 | SSPUSHINT(SAVEt_HELEM); |
---|
| 609 | save_scalar_at(sptr); |
---|
| 610 | } |
---|
| 611 | |
---|
| 612 | void |
---|
| 613 | Perl_save_op(pTHX) |
---|
| 614 | { |
---|
| 615 | dTHR; |
---|
| 616 | SSCHECK(2); |
---|
| 617 | SSPUSHPTR(PL_op); |
---|
| 618 | SSPUSHINT(SAVEt_OP); |
---|
| 619 | } |
---|
| 620 | |
---|
| 621 | I32 |
---|
| 622 | Perl_save_alloc(pTHX_ I32 size, I32 pad) |
---|
| 623 | { |
---|
| 624 | dTHR; |
---|
| 625 | register I32 start = pad + ((char*)&PL_savestack[PL_savestack_ix] |
---|
| 626 | - (char*)PL_savestack); |
---|
| 627 | register I32 elems = 1 + ((size + pad - 1) / sizeof(*PL_savestack)); |
---|
| 628 | |
---|
| 629 | /* SSCHECK may not be good enough */ |
---|
| 630 | while (PL_savestack_ix + elems + 2 > PL_savestack_max) |
---|
| 631 | savestack_grow(); |
---|
| 632 | |
---|
| 633 | PL_savestack_ix += elems; |
---|
| 634 | SSPUSHINT(elems); |
---|
| 635 | SSPUSHINT(SAVEt_ALLOC); |
---|
| 636 | return start; |
---|
| 637 | } |
---|
| 638 | |
---|
| 639 | void |
---|
| 640 | Perl_leave_scope(pTHX_ I32 base) |
---|
| 641 | { |
---|
| 642 | dTHR; |
---|
[10723] | 643 | register SV *sv; |
---|
| 644 | register SV *value; |
---|
| 645 | register GV *gv; |
---|
| 646 | register AV *av; |
---|
| 647 | register HV *hv; |
---|
| 648 | register void* ptr; |
---|
[14544] | 649 | I32 i; |
---|
[10723] | 650 | |
---|
| 651 | if (base < -1) |
---|
[14544] | 652 | Perl_croak(aTHX_ "panic: corrupt saved stack index"); |
---|
| 653 | while (PL_savestack_ix > base) { |
---|
[10723] | 654 | switch (SSPOPINT) { |
---|
| 655 | case SAVEt_ITEM: /* normal string */ |
---|
| 656 | value = (SV*)SSPOPPTR; |
---|
| 657 | sv = (SV*)SSPOPPTR; |
---|
| 658 | sv_replace(sv,value); |
---|
[14544] | 659 | PL_localizing = 2; |
---|
[10723] | 660 | SvSETMAGIC(sv); |
---|
[14544] | 661 | PL_localizing = 0; |
---|
[10723] | 662 | break; |
---|
| 663 | case SAVEt_SV: /* scalar reference */ |
---|
| 664 | value = (SV*)SSPOPPTR; |
---|
| 665 | gv = (GV*)SSPOPPTR; |
---|
| 666 | ptr = &GvSV(gv); |
---|
[14544] | 667 | SvREFCNT_dec(gv); |
---|
[10723] | 668 | goto restore_sv; |
---|
[14544] | 669 | case SAVEt_GENERIC_SVREF: /* generic sv */ |
---|
| 670 | value = (SV*)SSPOPPTR; |
---|
| 671 | ptr = SSPOPPTR; |
---|
| 672 | if (ptr) { |
---|
| 673 | sv = *(SV**)ptr; |
---|
| 674 | *(SV**)ptr = value; |
---|
| 675 | SvREFCNT_dec(sv); |
---|
| 676 | } |
---|
| 677 | SvREFCNT_dec(value); |
---|
| 678 | break; |
---|
[10723] | 679 | case SAVEt_SVREF: /* scalar reference */ |
---|
| 680 | value = (SV*)SSPOPPTR; |
---|
| 681 | ptr = SSPOPPTR; |
---|
| 682 | restore_sv: |
---|
| 683 | sv = *(SV**)ptr; |
---|
[14544] | 684 | DEBUG_S(PerlIO_printf(Perl_debug_log, |
---|
| 685 | "restore svref: %p %p:%s -> %p:%s\n", |
---|
| 686 | ptr, sv, SvPEEK(sv), value, SvPEEK(value))); |
---|
[10723] | 687 | if (SvTYPE(sv) >= SVt_PVMG && SvMAGIC(sv) && |
---|
| 688 | SvTYPE(sv) != SVt_PVGV) |
---|
| 689 | { |
---|
| 690 | (void)SvUPGRADE(value, SvTYPE(sv)); |
---|
| 691 | SvMAGIC(value) = SvMAGIC(sv); |
---|
| 692 | SvFLAGS(value) |= SvMAGICAL(sv); |
---|
| 693 | SvMAGICAL_off(sv); |
---|
| 694 | SvMAGIC(sv) = 0; |
---|
| 695 | } |
---|
| 696 | else if (SvTYPE(value) >= SVt_PVMG && SvMAGIC(value) && |
---|
| 697 | SvTYPE(value) != SVt_PVGV) |
---|
| 698 | { |
---|
| 699 | SvFLAGS(value) |= (SvFLAGS(value) & |
---|
| 700 | (SVp_IOK|SVp_NOK|SVp_POK)) >> PRIVSHIFT; |
---|
| 701 | SvMAGICAL_off(value); |
---|
| 702 | SvMAGIC(value) = 0; |
---|
| 703 | } |
---|
| 704 | SvREFCNT_dec(sv); |
---|
| 705 | *(SV**)ptr = value; |
---|
[14544] | 706 | PL_localizing = 2; |
---|
[10723] | 707 | SvSETMAGIC(value); |
---|
[14544] | 708 | PL_localizing = 0; |
---|
| 709 | SvREFCNT_dec(value); |
---|
[10723] | 710 | break; |
---|
| 711 | case SAVEt_AV: /* array reference */ |
---|
| 712 | av = (AV*)SSPOPPTR; |
---|
| 713 | gv = (GV*)SSPOPPTR; |
---|
| 714 | if (GvAV(gv)) { |
---|
| 715 | AV *goner = GvAV(gv); |
---|
| 716 | SvMAGIC(av) = SvMAGIC(goner); |
---|
[14544] | 717 | SvFLAGS((SV*)av) |= SvMAGICAL(goner); |
---|
[10723] | 718 | SvMAGICAL_off(goner); |
---|
| 719 | SvMAGIC(goner) = 0; |
---|
| 720 | SvREFCNT_dec(goner); |
---|
| 721 | } |
---|
| 722 | GvAV(gv) = av; |
---|
| 723 | if (SvMAGICAL(av)) { |
---|
[14544] | 724 | PL_localizing = 2; |
---|
[10723] | 725 | SvSETMAGIC((SV*)av); |
---|
[14544] | 726 | PL_localizing = 0; |
---|
[10723] | 727 | } |
---|
| 728 | break; |
---|
| 729 | case SAVEt_HV: /* hash reference */ |
---|
| 730 | hv = (HV*)SSPOPPTR; |
---|
| 731 | gv = (GV*)SSPOPPTR; |
---|
| 732 | if (GvHV(gv)) { |
---|
| 733 | HV *goner = GvHV(gv); |
---|
| 734 | SvMAGIC(hv) = SvMAGIC(goner); |
---|
| 735 | SvFLAGS(hv) |= SvMAGICAL(goner); |
---|
| 736 | SvMAGICAL_off(goner); |
---|
| 737 | SvMAGIC(goner) = 0; |
---|
| 738 | SvREFCNT_dec(goner); |
---|
| 739 | } |
---|
| 740 | GvHV(gv) = hv; |
---|
| 741 | if (SvMAGICAL(hv)) { |
---|
[14544] | 742 | PL_localizing = 2; |
---|
[10723] | 743 | SvSETMAGIC((SV*)hv); |
---|
[14544] | 744 | PL_localizing = 0; |
---|
[10723] | 745 | } |
---|
| 746 | break; |
---|
| 747 | case SAVEt_INT: /* int reference */ |
---|
| 748 | ptr = SSPOPPTR; |
---|
| 749 | *(int*)ptr = (int)SSPOPINT; |
---|
| 750 | break; |
---|
| 751 | case SAVEt_LONG: /* long reference */ |
---|
| 752 | ptr = SSPOPPTR; |
---|
| 753 | *(long*)ptr = (long)SSPOPLONG; |
---|
| 754 | break; |
---|
| 755 | case SAVEt_I32: /* I32 reference */ |
---|
| 756 | ptr = SSPOPPTR; |
---|
| 757 | *(I32*)ptr = (I32)SSPOPINT; |
---|
| 758 | break; |
---|
| 759 | case SAVEt_I16: /* I16 reference */ |
---|
| 760 | ptr = SSPOPPTR; |
---|
| 761 | *(I16*)ptr = (I16)SSPOPINT; |
---|
| 762 | break; |
---|
[14544] | 763 | case SAVEt_I8: /* I8 reference */ |
---|
| 764 | ptr = SSPOPPTR; |
---|
| 765 | *(I8*)ptr = (I8)SSPOPINT; |
---|
| 766 | break; |
---|
[10723] | 767 | case SAVEt_IV: /* IV reference */ |
---|
| 768 | ptr = SSPOPPTR; |
---|
| 769 | *(IV*)ptr = (IV)SSPOPIV; |
---|
| 770 | break; |
---|
| 771 | case SAVEt_SPTR: /* SV* reference */ |
---|
| 772 | ptr = SSPOPPTR; |
---|
| 773 | *(SV**)ptr = (SV*)SSPOPPTR; |
---|
| 774 | break; |
---|
[14544] | 775 | case SAVEt_VPTR: /* random* reference */ |
---|
[10723] | 776 | case SAVEt_PPTR: /* char* reference */ |
---|
| 777 | ptr = SSPOPPTR; |
---|
| 778 | *(char**)ptr = (char*)SSPOPPTR; |
---|
| 779 | break; |
---|
| 780 | case SAVEt_HPTR: /* HV* reference */ |
---|
| 781 | ptr = SSPOPPTR; |
---|
| 782 | *(HV**)ptr = (HV*)SSPOPPTR; |
---|
| 783 | break; |
---|
| 784 | case SAVEt_APTR: /* AV* reference */ |
---|
| 785 | ptr = SSPOPPTR; |
---|
| 786 | *(AV**)ptr = (AV*)SSPOPPTR; |
---|
| 787 | break; |
---|
| 788 | case SAVEt_NSTAB: |
---|
| 789 | gv = (GV*)SSPOPPTR; |
---|
| 790 | (void)sv_clear((SV*)gv); |
---|
| 791 | break; |
---|
| 792 | case SAVEt_GP: /* scalar reference */ |
---|
| 793 | ptr = SSPOPPTR; |
---|
| 794 | gv = (GV*)SSPOPPTR; |
---|
[14544] | 795 | if (SvPVX(gv) && SvLEN(gv) > 0) { |
---|
[10723] | 796 | Safefree(SvPVX(gv)); |
---|
| 797 | } |
---|
| 798 | SvPVX(gv) = (char *)SSPOPPTR; |
---|
| 799 | SvCUR(gv) = (STRLEN)SSPOPIV; |
---|
| 800 | SvLEN(gv) = (STRLEN)SSPOPIV; |
---|
[14544] | 801 | gp_free(gv); |
---|
| 802 | GvGP(gv) = (GP*)ptr; |
---|
| 803 | if (GvCVu(gv)) |
---|
| 804 | PL_sub_generation++; /* putting a method back into circulation */ |
---|
[10723] | 805 | SvREFCNT_dec(gv); |
---|
| 806 | break; |
---|
| 807 | case SAVEt_FREESV: |
---|
| 808 | ptr = SSPOPPTR; |
---|
| 809 | SvREFCNT_dec((SV*)ptr); |
---|
| 810 | break; |
---|
| 811 | case SAVEt_FREEOP: |
---|
| 812 | ptr = SSPOPPTR; |
---|
[14544] | 813 | if (PL_comppad) |
---|
| 814 | PL_curpad = AvARRAY(PL_comppad); |
---|
[10723] | 815 | op_free((OP*)ptr); |
---|
| 816 | break; |
---|
| 817 | case SAVEt_FREEPV: |
---|
| 818 | ptr = SSPOPPTR; |
---|
| 819 | Safefree((char*)ptr); |
---|
| 820 | break; |
---|
| 821 | case SAVEt_CLEARSV: |
---|
[14544] | 822 | ptr = (void*)&PL_curpad[SSPOPLONG]; |
---|
[10723] | 823 | sv = *(SV**)ptr; |
---|
| 824 | /* Can clear pad variable in place? */ |
---|
| 825 | if (SvREFCNT(sv) <= 1 && !SvOBJECT(sv)) { |
---|
[14544] | 826 | if (SvTHINKFIRST(sv)) |
---|
| 827 | sv_force_normal(sv); |
---|
[10723] | 828 | if (SvMAGICAL(sv)) |
---|
| 829 | mg_free(sv); |
---|
| 830 | |
---|
| 831 | switch (SvTYPE(sv)) { |
---|
| 832 | case SVt_NULL: |
---|
| 833 | break; |
---|
| 834 | case SVt_PVAV: |
---|
| 835 | av_clear((AV*)sv); |
---|
| 836 | break; |
---|
| 837 | case SVt_PVHV: |
---|
| 838 | hv_clear((HV*)sv); |
---|
| 839 | break; |
---|
| 840 | case SVt_PVCV: |
---|
[14544] | 841 | Perl_croak(aTHX_ "panic: leave_scope pad code"); |
---|
[10723] | 842 | case SVt_RV: |
---|
| 843 | case SVt_IV: |
---|
| 844 | case SVt_NV: |
---|
| 845 | (void)SvOK_off(sv); |
---|
| 846 | break; |
---|
| 847 | default: |
---|
| 848 | (void)SvOK_off(sv); |
---|
| 849 | (void)SvOOK_off(sv); |
---|
| 850 | break; |
---|
| 851 | } |
---|
| 852 | } |
---|
| 853 | else { /* Someone has a claim on this, so abandon it. */ |
---|
| 854 | U32 padflags = SvFLAGS(sv) & (SVs_PADBUSY|SVs_PADMY|SVs_PADTMP); |
---|
| 855 | switch (SvTYPE(sv)) { /* Console ourselves with a new value */ |
---|
| 856 | case SVt_PVAV: *(SV**)ptr = (SV*)newAV(); break; |
---|
| 857 | case SVt_PVHV: *(SV**)ptr = (SV*)newHV(); break; |
---|
| 858 | default: *(SV**)ptr = NEWSV(0,0); break; |
---|
| 859 | } |
---|
[14544] | 860 | SvREFCNT_dec(sv); /* Cast current value to the winds. */ |
---|
[10723] | 861 | SvFLAGS(*(SV**)ptr) |= padflags; /* preserve pad nature */ |
---|
| 862 | } |
---|
| 863 | break; |
---|
| 864 | case SAVEt_DELETE: |
---|
| 865 | ptr = SSPOPPTR; |
---|
| 866 | hv = (HV*)ptr; |
---|
| 867 | ptr = SSPOPPTR; |
---|
| 868 | (void)hv_delete(hv, (char*)ptr, (U32)SSPOPINT, G_DISCARD); |
---|
[14544] | 869 | SvREFCNT_dec(hv); |
---|
[10723] | 870 | Safefree(ptr); |
---|
| 871 | break; |
---|
| 872 | case SAVEt_DESTRUCTOR: |
---|
| 873 | ptr = SSPOPPTR; |
---|
| 874 | (*SSPOPDPTR)(ptr); |
---|
| 875 | break; |
---|
[14544] | 876 | case SAVEt_DESTRUCTOR_X: |
---|
| 877 | ptr = SSPOPPTR; |
---|
| 878 | (*SSPOPDXPTR)(aTHXo_ ptr); |
---|
| 879 | break; |
---|
[10723] | 880 | case SAVEt_REGCONTEXT: |
---|
[14544] | 881 | case SAVEt_ALLOC: |
---|
| 882 | i = SSPOPINT; |
---|
| 883 | PL_savestack_ix -= i; /* regexp must have croaked */ |
---|
[10723] | 884 | break; |
---|
| 885 | case SAVEt_STACK_POS: /* Position on Perl stack */ |
---|
[14544] | 886 | i = SSPOPINT; |
---|
| 887 | PL_stack_sp = PL_stack_base + i; |
---|
| 888 | break; |
---|
| 889 | case SAVEt_AELEM: /* array element */ |
---|
| 890 | value = (SV*)SSPOPPTR; |
---|
| 891 | i = SSPOPINT; |
---|
| 892 | av = (AV*)SSPOPPTR; |
---|
| 893 | ptr = av_fetch(av,i,1); |
---|
| 894 | if (ptr) { |
---|
| 895 | sv = *(SV**)ptr; |
---|
| 896 | if (sv && sv != &PL_sv_undef) { |
---|
| 897 | if (SvTIED_mg((SV*)av, 'P')) |
---|
| 898 | (void)SvREFCNT_inc(sv); |
---|
| 899 | SvREFCNT_dec(av); |
---|
| 900 | goto restore_sv; |
---|
| 901 | } |
---|
[10723] | 902 | } |
---|
[14544] | 903 | SvREFCNT_dec(av); |
---|
| 904 | SvREFCNT_dec(value); |
---|
[10723] | 905 | break; |
---|
[14544] | 906 | case SAVEt_HELEM: /* hash element */ |
---|
| 907 | value = (SV*)SSPOPPTR; |
---|
| 908 | sv = (SV*)SSPOPPTR; |
---|
| 909 | hv = (HV*)SSPOPPTR; |
---|
| 910 | ptr = hv_fetch_ent(hv, sv, 1, 0); |
---|
| 911 | if (ptr) { |
---|
| 912 | SV *oval = HeVAL((HE*)ptr); |
---|
| 913 | if (oval && oval != &PL_sv_undef) { |
---|
| 914 | ptr = &HeVAL((HE*)ptr); |
---|
| 915 | if (SvTIED_mg((SV*)hv, 'P')) |
---|
| 916 | (void)SvREFCNT_inc(*(SV**)ptr); |
---|
| 917 | SvREFCNT_dec(hv); |
---|
| 918 | SvREFCNT_dec(sv); |
---|
| 919 | goto restore_sv; |
---|
| 920 | } |
---|
| 921 | } |
---|
| 922 | SvREFCNT_dec(hv); |
---|
| 923 | SvREFCNT_dec(sv); |
---|
| 924 | SvREFCNT_dec(value); |
---|
| 925 | break; |
---|
| 926 | case SAVEt_OP: |
---|
| 927 | PL_op = (OP*)SSPOPPTR; |
---|
| 928 | break; |
---|
| 929 | case SAVEt_HINTS: |
---|
| 930 | if (GvHV(PL_hintgv)) { |
---|
| 931 | SvREFCNT_dec((SV*)GvHV(PL_hintgv)); |
---|
| 932 | GvHV(PL_hintgv) = NULL; |
---|
| 933 | } |
---|
| 934 | *(I32*)&PL_hints = (I32)SSPOPINT; |
---|
| 935 | break; |
---|
| 936 | case SAVEt_COMPPAD: |
---|
| 937 | PL_comppad = (AV*)SSPOPPTR; |
---|
| 938 | if (PL_comppad) |
---|
| 939 | PL_curpad = AvARRAY(PL_comppad); |
---|
| 940 | else |
---|
| 941 | PL_curpad = Null(SV**); |
---|
| 942 | break; |
---|
[10723] | 943 | default: |
---|
[14544] | 944 | Perl_croak(aTHX_ "panic: leave_scope inconsistency"); |
---|
[10723] | 945 | } |
---|
| 946 | } |
---|
| 947 | } |
---|
| 948 | |
---|
| 949 | void |
---|
[14544] | 950 | Perl_cx_dump(pTHX_ PERL_CONTEXT *cx) |
---|
[10723] | 951 | { |
---|
[14544] | 952 | #ifdef DEBUGGING |
---|
| 953 | dTHR; |
---|
| 954 | PerlIO_printf(Perl_debug_log, "CX %ld = %s\n", (long)(cx - cxstack), PL_block_type[CxTYPE(cx)]); |
---|
| 955 | if (CxTYPE(cx) != CXt_SUBST) { |
---|
[10723] | 956 | PerlIO_printf(Perl_debug_log, "BLK_OLDSP = %ld\n", (long)cx->blk_oldsp); |
---|
[14544] | 957 | PerlIO_printf(Perl_debug_log, "BLK_OLDCOP = 0x%"UVxf"\n", |
---|
| 958 | PTR2UV(cx->blk_oldcop)); |
---|
[10723] | 959 | PerlIO_printf(Perl_debug_log, "BLK_OLDMARKSP = %ld\n", (long)cx->blk_oldmarksp); |
---|
| 960 | PerlIO_printf(Perl_debug_log, "BLK_OLDSCOPESP = %ld\n", (long)cx->blk_oldscopesp); |
---|
| 961 | PerlIO_printf(Perl_debug_log, "BLK_OLDRETSP = %ld\n", (long)cx->blk_oldretsp); |
---|
[14544] | 962 | PerlIO_printf(Perl_debug_log, "BLK_OLDPM = 0x%"UVxf"\n", |
---|
| 963 | PTR2UV(cx->blk_oldpm)); |
---|
[10723] | 964 | PerlIO_printf(Perl_debug_log, "BLK_GIMME = %s\n", cx->blk_gimme ? "LIST" : "SCALAR"); |
---|
| 965 | } |
---|
[14544] | 966 | switch (CxTYPE(cx)) { |
---|
[10723] | 967 | case CXt_NULL: |
---|
| 968 | case CXt_BLOCK: |
---|
| 969 | break; |
---|
[14544] | 970 | case CXt_FORMAT: |
---|
| 971 | PerlIO_printf(Perl_debug_log, "BLK_SUB.CV = 0x%"UVxf"\n", |
---|
| 972 | PTR2UV(cx->blk_sub.cv)); |
---|
| 973 | PerlIO_printf(Perl_debug_log, "BLK_SUB.GV = 0x%"UVxf"\n", |
---|
| 974 | PTR2UV(cx->blk_sub.gv)); |
---|
| 975 | PerlIO_printf(Perl_debug_log, "BLK_SUB.DFOUTGV = 0x%"UVxf"\n", |
---|
| 976 | PTR2UV(cx->blk_sub.dfoutgv)); |
---|
| 977 | PerlIO_printf(Perl_debug_log, "BLK_SUB.HASARGS = %d\n", |
---|
| 978 | (int)cx->blk_sub.hasargs); |
---|
| 979 | break; |
---|
[10723] | 980 | case CXt_SUB: |
---|
[14544] | 981 | PerlIO_printf(Perl_debug_log, "BLK_SUB.CV = 0x%"UVxf"\n", |
---|
| 982 | PTR2UV(cx->blk_sub.cv)); |
---|
[10723] | 983 | PerlIO_printf(Perl_debug_log, "BLK_SUB.OLDDEPTH = %ld\n", |
---|
| 984 | (long)cx->blk_sub.olddepth); |
---|
| 985 | PerlIO_printf(Perl_debug_log, "BLK_SUB.HASARGS = %d\n", |
---|
| 986 | (int)cx->blk_sub.hasargs); |
---|
[14544] | 987 | PerlIO_printf(Perl_debug_log, "BLK_SUB.LVAL = %d\n", |
---|
| 988 | (int)cx->blk_sub.lval); |
---|
[10723] | 989 | break; |
---|
| 990 | case CXt_EVAL: |
---|
| 991 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_IN_EVAL = %ld\n", |
---|
| 992 | (long)cx->blk_eval.old_in_eval); |
---|
| 993 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_OP_TYPE = %s (%s)\n", |
---|
[14544] | 994 | PL_op_name[cx->blk_eval.old_op_type], |
---|
| 995 | PL_op_desc[cx->blk_eval.old_op_type]); |
---|
| 996 | if (cx->blk_eval.old_namesv) |
---|
| 997 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_NAME = %s\n", |
---|
| 998 | SvPVX(cx->blk_eval.old_namesv)); |
---|
| 999 | PerlIO_printf(Perl_debug_log, "BLK_EVAL.OLD_EVAL_ROOT = 0x%"UVxf"\n", |
---|
| 1000 | PTR2UV(cx->blk_eval.old_eval_root)); |
---|
[10723] | 1001 | break; |
---|
| 1002 | |
---|
| 1003 | case CXt_LOOP: |
---|
| 1004 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.LABEL = %s\n", |
---|
| 1005 | cx->blk_loop.label); |
---|
| 1006 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.RESETSP = %ld\n", |
---|
| 1007 | (long)cx->blk_loop.resetsp); |
---|
[14544] | 1008 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.REDO_OP = 0x%"UVxf"\n", |
---|
| 1009 | PTR2UV(cx->blk_loop.redo_op)); |
---|
| 1010 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.NEXT_OP = 0x%"UVxf"\n", |
---|
| 1011 | PTR2UV(cx->blk_loop.next_op)); |
---|
| 1012 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.LAST_OP = 0x%"UVxf"\n", |
---|
| 1013 | PTR2UV(cx->blk_loop.last_op)); |
---|
[10723] | 1014 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERIX = %ld\n", |
---|
| 1015 | (long)cx->blk_loop.iterix); |
---|
[14544] | 1016 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERARY = 0x%"UVxf"\n", |
---|
| 1017 | PTR2UV(cx->blk_loop.iterary)); |
---|
| 1018 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERVAR = 0x%"UVxf"\n", |
---|
| 1019 | PTR2UV(CxITERVAR(cx))); |
---|
| 1020 | if (CxITERVAR(cx)) |
---|
| 1021 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERSAVE = 0x%"UVxf"\n", |
---|
| 1022 | PTR2UV(cx->blk_loop.itersave)); |
---|
| 1023 | PerlIO_printf(Perl_debug_log, "BLK_LOOP.ITERLVAL = 0x%"UVxf"\n", |
---|
| 1024 | PTR2UV(cx->blk_loop.iterlval)); |
---|
[10723] | 1025 | break; |
---|
| 1026 | |
---|
| 1027 | case CXt_SUBST: |
---|
| 1028 | PerlIO_printf(Perl_debug_log, "SB_ITERS = %ld\n", |
---|
| 1029 | (long)cx->sb_iters); |
---|
| 1030 | PerlIO_printf(Perl_debug_log, "SB_MAXITERS = %ld\n", |
---|
| 1031 | (long)cx->sb_maxiters); |
---|
[14544] | 1032 | PerlIO_printf(Perl_debug_log, "SB_RFLAGS = %ld\n", |
---|
| 1033 | (long)cx->sb_rflags); |
---|
[10723] | 1034 | PerlIO_printf(Perl_debug_log, "SB_ONCE = %ld\n", |
---|
| 1035 | (long)cx->sb_once); |
---|
| 1036 | PerlIO_printf(Perl_debug_log, "SB_ORIG = %s\n", |
---|
| 1037 | cx->sb_orig); |
---|
[14544] | 1038 | PerlIO_printf(Perl_debug_log, "SB_DSTR = 0x%"UVxf"\n", |
---|
| 1039 | PTR2UV(cx->sb_dstr)); |
---|
| 1040 | PerlIO_printf(Perl_debug_log, "SB_TARG = 0x%"UVxf"\n", |
---|
| 1041 | PTR2UV(cx->sb_targ)); |
---|
| 1042 | PerlIO_printf(Perl_debug_log, "SB_S = 0x%"UVxf"\n", |
---|
| 1043 | PTR2UV(cx->sb_s)); |
---|
| 1044 | PerlIO_printf(Perl_debug_log, "SB_M = 0x%"UVxf"\n", |
---|
| 1045 | PTR2UV(cx->sb_m)); |
---|
| 1046 | PerlIO_printf(Perl_debug_log, "SB_STREND = 0x%"UVxf"\n", |
---|
| 1047 | PTR2UV(cx->sb_strend)); |
---|
| 1048 | PerlIO_printf(Perl_debug_log, "SB_RXRES = 0x%"UVxf"\n", |
---|
| 1049 | PTR2UV(cx->sb_rxres)); |
---|
[10723] | 1050 | break; |
---|
| 1051 | } |
---|
[14544] | 1052 | #endif /* DEBUGGING */ |
---|
[10723] | 1053 | } |
---|