| 1 | #include "EXTERN.h" |
1 | #include "EXTERN.h" |
| 2 | #include "perl.h" |
2 | #include "perl.h" |
| 3 | #include "XSUB.h" |
3 | #include "XSUB.h" |
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4 | |
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5 | #include <fcntl.h> |
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6 | #include <unistd.h> |
| 4 | |
7 | |
| 5 | typedef CV *B__CV; |
8 | typedef CV *B__CV; |
| 6 | |
9 | |
| 7 | static OP *(*old_entersub)(pTHX); |
10 | static OP *(*old_entersub)(pTHX); |
| 8 | |
11 | |
| 9 | // this is, of course, a slower entersub |
12 | // this is, of course, a slower entersub |
| 10 | static OP * |
13 | static OP * |
| 11 | faster_entersub (pTHX) |
14 | faster_entersub (pTHX) |
| 12 | { |
15 | { |
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16 | static int in_perl; |
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17 | |
| 13 | if (!PL_compcv) // only when not compiling, reduces recompiling due to op-address-shift |
18 | if (!PL_compcv || in_perl) // only when not compiling, reduces recompiling due to op-address-shift |
| 14 | { |
19 | { |
| 15 | dSP; |
20 | dSP; |
| 16 | dTOPss; |
21 | dTOPss; |
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22 | |
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23 | ++in_perl; |
| 17 | |
24 | |
| 18 | if (SvTYPE (sv) == SVt_PVGV) |
25 | if (SvTYPE (sv) == SVt_PVGV) |
| 19 | sv = (SV *)GvCV (sv); |
26 | sv = (SV *)GvCV (sv); |
| 20 | |
27 | |
| 21 | if (sv) |
28 | if (sv) |
| … | |
… | |
| 41 | SPAGAIN; |
48 | SPAGAIN; |
| 42 | FREETMPS; |
49 | FREETMPS; |
| 43 | LEAVE; |
50 | LEAVE; |
| 44 | } |
51 | } |
| 45 | } |
52 | } |
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53 | |
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54 | --in_perl; |
| 46 | } |
55 | } |
| 47 | |
56 | |
| 48 | return old_entersub (aTHX); |
57 | return old_entersub (aTHX); |
| 49 | } |
58 | } |
| 50 | |
59 | |
| … | |
… | |
| 83 | op->op_ppaddr = ptr; |
92 | op->op_ppaddr = ptr; |
| 84 | |
93 | |
| 85 | CvSTART (cv) = op; |
94 | CvSTART (cv) = op; |
| 86 | } |
95 | } |
| 87 | |
96 | |
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97 | bool |
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98 | fcntl_lock (int fd) |
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99 | CODE: |
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100 | { |
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101 | struct flock lck; |
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102 | lck.l_type = F_WRLCK; |
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103 | lck.l_whence = SEEK_SET; |
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104 | lck.l_start = 0; |
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105 | lck.l_len = 0; |
| 88 | |
106 | |
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107 | RETVAL = fcntl (fd, F_SETLKW, &lck) == 0; |
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108 | } |
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109 | OUTPUT: |
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110 | RETVAL |
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111 | |
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112 | |
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113 | |
