| 1 | #define PERL_NO_GET_CONTEXT |
1 | #define PERL_NO_GET_CONTEXT |
| 2 | |
2 | |
| 3 | #include "EXTERN.h" |
3 | #include "EXTERN.h" |
| 4 | #include "perl.h" |
4 | #include "perl.h" |
| 5 | #include "XSUB.h" |
5 | #include "XSUB.h" |
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6 | |
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7 | /* apparently < 5.8.8 */ |
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8 | #ifndef SvSTASH_set |
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9 | # define SvSTASH_set(x,a) SvSTASH(x) = (a) |
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10 | #endif |
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11 | |
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12 | #ifndef PERL_MAGIC_ext |
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13 | # define PERL_MAGIC_ext '~' |
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14 | #endif |
| 6 | |
15 | |
| 7 | static HV *guard_stash; |
16 | static HV *guard_stash; |
| 8 | |
17 | |
| 9 | static SV * |
18 | static SV * |
| 10 | guard_get_cv (pTHX_ SV *cb_sv) |
19 | guard_get_cv (pTHX_ SV *cb_sv) |
| … | |
… | |
| 31 | PUSHSTACKi (PERLSI_DESTROY); |
40 | PUSHSTACKi (PERLSI_DESTROY); |
| 32 | |
41 | |
| 33 | PUSHMARK (SP); |
42 | PUSHMARK (SP); |
| 34 | PUTBACK; |
43 | PUTBACK; |
| 35 | call_sv (cb, G_VOID | G_DISCARD | G_EVAL); |
44 | call_sv (cb, G_VOID | G_DISCARD | G_EVAL); |
| 36 | SPAGAIN; |
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| 37 | |
45 | |
| 38 | if (SvTRUE (ERRSV)) |
46 | if (SvTRUE (ERRSV)) |
| 39 | { |
47 | { |
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48 | SPAGAIN; |
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49 | |
| 40 | PUSHMARK (SP); |
50 | PUSHMARK (SP); |
| 41 | PUTBACK; |
51 | PUTBACK; |
| 42 | call_sv (get_sv ("Guard::DIED", 1), G_VOID | G_DISCARD | G_EVAL | G_KEEPERR); |
52 | call_sv (get_sv ("Guard::DIED", 1), G_VOID | G_DISCARD | G_EVAL | G_KEEPERR); |
| 43 | SPAGAIN; |
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| 44 | |
53 | |
| 45 | sv_setpvn (ERRSV, "", 0); |
54 | sv_setpvn (ERRSV, "", 0); |
| 46 | } |
55 | } |
| 47 | |
56 | |
| 48 | if (saveerr) |
57 | if (saveerr) |
| … | |
… | |
| 53 | PL_diehook = savedie; |
62 | PL_diehook = savedie; |
| 54 | SvREFCNT_dec (oldhook); |
63 | SvREFCNT_dec (oldhook); |
| 55 | } |
64 | } |
| 56 | |
65 | |
| 57 | POPSTACK; |
66 | POPSTACK; |
| 58 | PUTBACK; |
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| 59 | } |
67 | } |
| 60 | |
68 | |
| 61 | static void |
69 | static void |
| 62 | scope_guard_cb (pTHX_ void *cv) |
70 | scope_guard_cb (pTHX_ void *cv) |
| 63 | { |
71 | { |
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… | |
| 66 | |
74 | |
| 67 | static int |
75 | static int |
| 68 | guard_free (pTHX_ SV *cv, MAGIC *mg) |
76 | guard_free (pTHX_ SV *cv, MAGIC *mg) |
| 69 | { |
77 | { |
| 70 | exec_guard_cb (aTHX_ mg->mg_obj); |
78 | exec_guard_cb (aTHX_ mg->mg_obj); |
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79 | |
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80 | return 0; |
| 71 | } |
81 | } |
| 72 | |
82 | |
| 73 | static MGVTBL guard_vtbl = { |
83 | static MGVTBL guard_vtbl = { |
| 74 | 0, 0, 0, 0, |
84 | 0, 0, 0, 0, |
| 75 | guard_free |
85 | guard_free |
| … | |
… | |
| 77 | |
87 | |
| 78 | MODULE = Guard PACKAGE = Guard |
88 | MODULE = Guard PACKAGE = Guard |
| 79 | |
89 | |
| 80 | BOOT: |
90 | BOOT: |
| 81 | guard_stash = gv_stashpv ("Guard", 1); |
91 | guard_stash = gv_stashpv ("Guard", 1); |
| 82 | |
92 | CvNODEBUG_on (get_cv ("Guard::scope_guard", 0)); /* otherwise calling scope can be the debugger */ |
| 83 | void |
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| 84 | CLONE (...) |
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| 85 | PROTOTYPE: @ |
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| 86 | CODE: |
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| 87 | guard_stash = gv_stashpv ("Guard", 1); |
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| 88 | |
93 | |
| 89 | void |
94 | void |
| 90 | scope_guard (SV *block) |
95 | scope_guard (SV *block) |
| 91 | PROTOTYPE: & |
96 | PROTOTYPE: & |
| 92 | CODE: |
97 | CODE: |
