… | |
… | |
3 | #include <errno.h> |
3 | #include <errno.h> |
4 | |
4 | |
5 | #include "EXTERN.h" |
5 | #include "EXTERN.h" |
6 | #include "perl.h" |
6 | #include "perl.h" |
7 | #include "XSUB.h" |
7 | #include "XSUB.h" |
|
|
8 | #include "perliol.h" |
8 | |
9 | |
9 | #include "schmorp.h" |
10 | #if !defined mg_findext |
|
|
11 | # define mg_findext(sv,type,vtbl) mg_find (sv, type) |
|
|
12 | #endif |
10 | |
13 | |
11 | #include <stddef.h> |
14 | #include <stddef.h> |
12 | #include <stdlib.h> |
15 | #include <stdlib.h> |
13 | #include <errno.h> |
16 | #include <errno.h> |
14 | #include <sys/types.h> |
17 | #include <sys/types.h> |
|
|
18 | #include <sys/socket.h> |
15 | #include <sys/stat.h> |
19 | #include <sys/stat.h> |
16 | #include <limits.h> |
20 | #include <limits.h> |
17 | #include <fcntl.h> |
21 | #include <fcntl.h> |
18 | #include <sched.h> |
22 | #include <sched.h> |
19 | |
23 | |
20 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
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21 | # include <sys/mman.h> |
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22 | #endif |
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23 | |
|
|
24 | /* the incompetent fool that created musl keeps __linux__, refuses |
24 | /* the incompetent fool that created musl keeps __linux__, refuses |
25 | * to implement any linux standard apis, and also has no way to test |
25 | * to implement any linux standard apis, and also has no way to test |
26 | * for his broken iplementation. on't complain if this fails for you. |
26 | * for his broken iplementation. don't complain to me if this fails |
|
|
27 | * for you. |
27 | */ |
28 | */ |
28 | #if __linux__ && (defined __GLIBC__ || defined __UCLIBC__) |
29 | #if __linux__ && (defined __GLIBC__ || defined __UCLIBC__) |
29 | # include <linux/fs.h> |
30 | # include <linux/fs.h> |
30 | # ifdef FS_IOC_FIEMAP |
31 | # ifdef FS_IOC_FIEMAP |
31 | # include <linux/types.h> |
32 | # include <linux/types.h> |
… | |
… | |
74 | #undef fchmod |
75 | #undef fchmod |
75 | #undef dup |
76 | #undef dup |
76 | #undef dup2 |
77 | #undef dup2 |
77 | #undef abort |
78 | #undef abort |
78 | #undef pipe |
79 | #undef pipe |
|
|
80 | #undef utime |
79 | |
81 | |
80 | #define EIO_STRUCT_STAT struct _stati64 |
82 | #define EIO_STRUCT_STAT struct _stati64 |
81 | #define EIO_STRUCT_STATI64 |
83 | #define EIO_STRUCT_STATI64 |
82 | |
84 | |
83 | #else |
85 | #else |
… | |
… | |
102 | |
104 | |
103 | #define expect_false(expr) expect ((expr) != 0, 0) |
105 | #define expect_false(expr) expect ((expr) != 0, 0) |
104 | #define expect_true(expr) expect ((expr) != 0, 1) |
106 | #define expect_true(expr) expect ((expr) != 0, 1) |
105 | |
107 | |
106 | /*****************************************************************************/ |
108 | /*****************************************************************************/ |
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109 | |
|
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110 | #include "config.h" |
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111 | |
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112 | #if HAVE_SYS_MKDEV_H |
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113 | # include <sys/mkdev.h> |
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114 | #elif HAVE_SYS_SYSMACROS_H |
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115 | # include <sys/sysmacros.h> |
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116 | #endif |
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117 | |
|
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118 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
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119 | # include <sys/mman.h> |
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120 | #endif |
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121 | |
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122 | #if HAVE_SYS_UIO_H |
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123 | # include <sys/uio.h> |
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124 | #endif |
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125 | |
|
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126 | #if HAVE_ST_XTIMENSEC |
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127 | # define ATIMENSEC PL_statcache.st_atimensec |
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128 | # define MTIMENSEC PL_statcache.st_mtimensec |
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129 | # define CTIMENSEC PL_statcache.st_ctimensec |
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130 | #elif HAVE_ST_XTIMESPEC |
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131 | # define ATIMENSEC PL_statcache.st_atim.tv_nsec |
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132 | # define MTIMENSEC PL_statcache.st_mtim.tv_nsec |
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133 | # define CTIMENSEC PL_statcache.st_ctim.tv_nsec |
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134 | #else |
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135 | # define ATIMENSEC 0 |
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136 | # define MTIMENSEC 0 |
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137 | # define CTIMENSEC 0 |
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138 | #endif |
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139 | |
|
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140 | #if HAVE_ST_BIRTHTIMENSEC |
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141 | # define BTIMESEC PL_statcache.st_birthtime |
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142 | # define BTIMENSEC PL_statcache.st_birthtimensec |
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143 | #elif HAVE_ST_BIRTHTIMESPEC |
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144 | # define BTIMESEC PL_statcache.st_birthtim.tv_sec |
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145 | # define BTIMENSEC PL_statcache.st_birthtim.tv_nsec |
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146 | #else |
|
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147 | # define BTIMESEC 0 |
|
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148 | # define BTIMENSEC 0 |
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149 | #endif |
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150 | |
|
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151 | #if HAVE_ST_GEN |
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152 | # define ST_GEN PL_statcache.st_gen |
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153 | #else |
|
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154 | # define ST_GEN 0 |
|
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155 | #endif |
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156 | |
|
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157 | #include "schmorp.h" |
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158 | |
|
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159 | #if HAVE_EVENTFD |
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160 | # include <sys/eventfd.h> |
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161 | #endif |
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162 | |
|
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163 | #if HAVE_TIMERFD |
|
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164 | # include <sys/timerfd.h> |
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165 | #endif |
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166 | |
|
|
167 | #if HAVE_RLIMITS |
|
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168 | #include <sys/time.h> |
|
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169 | #include <sys/resource.h> |
|
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170 | #endif |
107 | |
171 | |
108 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
172 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
109 | typedef int aio_rfd; /* read file desriptor */ |
173 | typedef int aio_rfd; /* read file desriptor */ |
110 | typedef int aio_wfd; /* write file descriptor */ |
174 | typedef int aio_wfd; /* write file descriptor */ |
111 | |
175 | |
… | |
… | |
118 | STRLEN stroffset; \ |
182 | STRLEN stroffset; \ |
119 | SV *self; |
183 | SV *self; |
120 | |
184 | |
121 | #define EIO_NO_WRAPPERS 1 |
185 | #define EIO_NO_WRAPPERS 1 |
122 | |
186 | |
123 | #include "libeio/config.h" |
|
|
124 | #include "libeio/eio.h" |
187 | #include "libeio/eio.h" |
125 | |
188 | |
126 | static int req_invoke (eio_req *req); |
189 | static int req_invoke (eio_req *req); |
127 | #define EIO_FINISH(req) req_invoke (req) |
190 | #define EIO_FINISH(req) req_invoke (req) |
128 | static void req_destroy (eio_req *grp); |
191 | static void req_destroy (eio_req *grp); |
… | |
… | |
144 | # else |
207 | # else |
145 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
208 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
146 | # endif |
209 | # endif |
147 | #endif |
210 | #endif |
148 | |
211 | |
|
|
212 | #ifndef makedev |
|
|
213 | # define makedev(maj,min) (((maj) << 8) | (min)) |
|
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214 | #endif |
|
|
215 | #ifndef major |
|
|
216 | # define major(dev) ((dev) >> 8) |
|
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217 | #endif |
|
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218 | #ifndef minor |
|
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219 | # define minor(dev) ((dev) & 0xff) |
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220 | #endif |
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221 | |
|
|
222 | /* solaris has a non-posix/unix compliant PAGESIZE that breaks compilation */ |
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223 | #ifdef __sun |
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224 | # undef PAGESIZE |
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225 | #endif |
|
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226 | |
|
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227 | #if PAGESIZE <= 0 |
|
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228 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
|
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229 | #endif |
|
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230 | |
|
|
231 | /*****************************************************************************/ |
|
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232 | |
|
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233 | #if !_POSIX_MAPPED_FILES |
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234 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, (void *)-1) |
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235 | # define munmap(addr,length) EIO_ENOSYS () |
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236 | #endif |
|
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237 | |
|
|
238 | #if !_POSIX_MEMORY_PROTECTION |
|
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239 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
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240 | #endif |
|
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241 | |
|
|
242 | #if !MREMAP_MAYMOVE |
|
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243 | # define mremap(old_address,old_size,new_size,flags,new_address) (errno = ENOSYS, (void *)-1) |
|
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244 | #endif |
|
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245 | |
|
|
246 | #define FOREIGN_MAGIC PERL_MAGIC_ext |
|
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247 | |
|
|
248 | static int ecb_cold |
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249 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
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250 | { |
|
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251 | int old_errno = errno; |
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252 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
|
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253 | errno = old_errno; |
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254 | |
|
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255 | mg->mg_obj = 0; /* just in case */ |
|
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256 | |
|
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257 | SvREADONLY_off (sv); |
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258 | |
|
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259 | if (SvPVX (sv) != mg->mg_ptr) |
|
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260 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
|
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261 | |
|
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262 | SvCUR_set (sv, 0); |
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263 | SvPVX (sv) = 0; |
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264 | SvOK_off (sv); |
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265 | |
|
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266 | return 0; |
|
|
267 | } |
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268 | |
|
|
269 | static MGVTBL mmap_vtbl = { |
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270 | 0, 0, 0, 0, mmap_free |
|
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271 | }; |
|
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272 | |
|
|
273 | static int ecb_cold |
|
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274 | sysfree_free (pTHX_ SV *sv, MAGIC *mg) |
|
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275 | { |
|
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276 | free (mg->mg_ptr); |
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277 | mg->mg_obj = 0; /* just in case */ |
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278 | |
|
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279 | SvREADONLY_off (sv); |
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280 | |
|
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281 | if (SvPVX (sv) != mg->mg_ptr) |
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282 | croak ("ERROR: IO::AIO mapped scalar changed location, detected"); |
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283 | |
|
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284 | SvCUR_set (sv, 0); |
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285 | SvPVX (sv) = 0; |
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286 | SvOK_off (sv); |
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287 | |
|
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288 | return 0; |
|
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289 | } |
|
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290 | |
|
|
291 | static MGVTBL sysfree_vtbl = { |
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292 | 0, 0, 0, 0, sysfree_free |
|
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293 | }; |
|
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294 | |
|
|
295 | /*****************************************************************************/ |
|
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296 | |
|
|
297 | /* helper: set scalar to foreign ptr with custom free */ |
|
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298 | ecb_noinline |
|
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299 | static void |
|
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300 | sv_set_foreign (SV *sv, const MGVTBL *const vtbl, void *addr, IV length) |
|
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301 | { |
|
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302 | sv_force_normal (sv); |
|
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303 | |
|
|
304 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
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305 | sv_magicext (sv, 0, FOREIGN_MAGIC, vtbl, (char *)addr, 0) |
|
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306 | ->mg_obj = (SV *)length; |
|
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307 | |
|
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308 | SvUPGRADE (sv, SVt_PV); /* nop... */ |
|
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309 | |
|
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310 | if (SvLEN (sv)) |
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311 | Safefree (SvPVX (sv)); |
|
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312 | |
|
|
313 | SvPVX (sv) = (char *)addr; |
|
|
314 | SvCUR_set (sv, length); |
|
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315 | SvLEN_set (sv, 0); |
|
|
316 | SvPOK_only (sv); |
|
|
317 | } |
|
|
318 | |
|
|
319 | static void |
|
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320 | sv_clear_foreign (SV *sv) |
|
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321 | { |
|
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322 | /* todo: iterate over magic and only free ours, but of course */ |
|
|
323 | /* the perl5porters will call that (correct) behaviour buggy */ |
|
|
324 | sv_unmagic (sv, FOREIGN_MAGIC); |
|
|
325 | } |
|
|
326 | |
|
|
327 | /*****************************************************************************/ |
|
|
328 | |
149 | /* defines all sorts of constants to 0 unless they are already defined */ |
329 | /* defines all sorts of constants to 0 unless they are already defined */ |
150 | /* also provides const_iv_ and const_niv_ macros for them */ |
330 | /* also provides const_iv_ and const_niv_ macros for them */ |
151 | #include "def0.h" |
331 | #include "def0.h" |
152 | |
|
|
153 | #ifndef makedev |
|
|
154 | # define makedev(maj,min) (((maj) << 8) | (min)) |
|
|
155 | #endif |
|
|
156 | #ifndef major |
|
|
157 | # define major(dev) ((dev) >> 8) |
|
|
158 | #endif |
|
|
159 | #ifndef minor |
|
|
160 | # define minor(dev) ((dev) & 0xff) |
|
|
161 | #endif |
|
|
162 | |
|
|
163 | #if PAGESIZE <= 0 |
|
|
164 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
|
|
165 | #endif |
|
|
166 | |
332 | |
167 | /*****************************************************************************/ |
333 | /*****************************************************************************/ |
168 | |
334 | |
169 | static void |
335 | static void |
170 | fiemap (eio_req *req) |
336 | fiemap (eio_req *req) |
… | |
… | |
262 | #endif |
428 | #endif |
263 | } |
429 | } |
264 | |
430 | |
265 | /*****************************************************************************/ |
431 | /*****************************************************************************/ |
266 | |
432 | |
|
|
433 | static int close_fd; /* dummy fd to close fds via dup2 */ |
|
|
434 | |
|
|
435 | #if HAVE_STATX |
|
|
436 | static struct statx stx; |
|
|
437 | #define statx_offsetof(member) offsetof (struct statx, member) |
|
|
438 | #define eio__statx statx |
|
|
439 | #else |
|
|
440 | #define statx_offsetof(member) 0 |
|
|
441 | #define eio__statx(dir,path,flags,mask,stx) EIO_ENOSYS() |
|
|
442 | #endif |
|
|
443 | |
267 | enum { |
444 | enum { |
268 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
445 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
269 | }; |
446 | }; |
270 | |
447 | |
271 | typedef eio_req *aio_req; |
448 | typedef eio_req *aio_req; |
… | |
… | |
294 | /* read any signals sent by the worker threads */ |
471 | /* read any signals sent by the worker threads */ |
295 | s_epipe_drain (&respipe); |
472 | s_epipe_drain (&respipe); |
296 | } |
473 | } |
297 | |
474 | |
298 | /* must be called at most once */ |
475 | /* must be called at most once */ |
|
|
476 | ecb_noinline |
299 | static SV * |
477 | static SV * |
300 | req_sv (aio_req req, HV *stash) |
478 | req_sv (aio_req req, HV *stash) |
301 | { |
479 | { |
302 | if (!req->self) |
480 | if (!req->self) |
303 | { |
481 | { |
… | |
… | |
312 | newSVaio_wd (aio_wd wd) |
490 | newSVaio_wd (aio_wd wd) |
313 | { |
491 | { |
314 | return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash); |
492 | return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash); |
315 | } |
493 | } |
316 | |
494 | |
|
|
495 | ecb_noinline |
317 | static aio_req |
496 | static aio_req |
318 | SvAIO_REQ (SV *sv) |
497 | SvAIO_REQ (SV *sv) |
319 | { |
498 | { |
320 | MAGIC *mg; |
499 | MAGIC *mg; |
321 | |
500 | |
… | |
… | |
384 | FREETMPS; |
563 | FREETMPS; |
385 | LEAVE; |
564 | LEAVE; |
386 | } |
565 | } |
387 | } |
566 | } |
388 | |
567 | |
|
|
568 | ecb_noinline |
389 | static void |
569 | static void |
390 | req_submit (eio_req *req) |
570 | req_submit (eio_req *req) |
391 | { |
571 | { |
392 | eio_submit (req); |
572 | eio_submit (req); |
393 | |
573 | |
… | |
… | |
590 | SvSETMAGIC (req->sv2); |
770 | SvSETMAGIC (req->sv2); |
591 | PUSHs (sv_result); |
771 | PUSHs (sv_result); |
592 | } |
772 | } |
593 | break; |
773 | break; |
594 | |
774 | |
|
|
775 | case EIO_SLURP: |
|
|
776 | { |
|
|
777 | if (req->result >= 0) |
|
|
778 | { |
|
|
779 | /* if length was originally not known, we steal the malloc'ed memory */ |
|
|
780 | if (req->flags & EIO_FLAG_PTR2_FREE) |
|
|
781 | { |
|
|
782 | req->flags &= ~EIO_FLAG_PTR2_FREE; |
|
|
783 | sv_set_foreign (req->sv2, &sysfree_vtbl, req->ptr2, req->result); |
|
|
784 | } |
|
|
785 | else |
|
|
786 | { |
|
|
787 | SvCUR_set (req->sv2, req->result); |
|
|
788 | *SvEND (req->sv2) = 0; |
|
|
789 | SvPOK_only (req->sv2); |
|
|
790 | } |
|
|
791 | |
|
|
792 | SvSETMAGIC (req->sv2); |
|
|
793 | } |
|
|
794 | |
|
|
795 | PUSHs (sv_result); |
|
|
796 | } |
|
|
797 | break; |
|
|
798 | |
595 | case EIO_CUSTOM: |
799 | case EIO_CUSTOM: |
596 | if (req->feed == fiemap) |
800 | if (req->feed == fiemap) |
597 | { |
801 | { |
598 | #if HAVE_FIEMAP |
802 | #if HAVE_FIEMAP |
599 | if (!req->result) |
803 | if (!req->result) |
… | |
… | |
630 | } |
834 | } |
631 | else |
835 | else |
632 | PUSHs (sv_result); |
836 | PUSHs (sv_result); |
633 | break; |
837 | break; |
634 | |
838 | |
|
|
839 | #if 0 |
|
|
840 | case EIO_CLOSE: |
|
|
841 | PerlIOUnix_refcnt_dec (req->int1); |
|
|
842 | break; |
|
|
843 | #endif |
|
|
844 | |
635 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
845 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
636 | if (req->result > 0) |
846 | if (req->result > 0) |
637 | SvIV_set (sv_result, 0); |
847 | SvIV_set (sv_result, 0); |
638 | /* FALLTHROUGH */ |
848 | /* FALLTHROUGH */ |
639 | |
849 | |
… | |
… | |
690 | grp->sv2 = 0; |
900 | grp->sv2 = 0; |
691 | |
901 | |
692 | eio_grp_cancel (grp); |
902 | eio_grp_cancel (grp); |
693 | } |
903 | } |
694 | |
904 | |
695 | static void ecb_cold |
905 | ecb_cold |
|
|
906 | static void |
696 | create_respipe (void) |
907 | create_respipe (void) |
697 | { |
908 | { |
698 | if (s_epipe_renew (&respipe)) |
909 | if (s_epipe_renew (&respipe)) |
699 | croak ("IO::AIO: unable to initialize result pipe"); |
910 | croak ("IO::AIO: unable to initialize result pipe"); |
700 | } |
911 | } |
… | |
… | |
734 | |
945 | |
735 | poll_wait (); |
946 | poll_wait (); |
736 | } |
947 | } |
737 | } |
948 | } |
738 | |
949 | |
739 | static void ecb_cold |
950 | ecb_cold |
|
|
951 | static void |
740 | reinit (void) |
952 | reinit (void) |
741 | { |
953 | { |
742 | create_respipe (); |
954 | create_respipe (); |
743 | |
955 | |
744 | if (eio_init (want_poll, done_poll) < 0) |
956 | if (eio_init (want_poll, done_poll) < 0) |
745 | croak ("IO::AIO: unable to initialise eio library"); |
957 | croak ("IO::AIO: unable to initialise eio library"); |
746 | } |
958 | } |
747 | |
959 | |
748 | /*****************************************************************************/ |
960 | /*****************************************************************************/ |
749 | |
961 | |
750 | #if !_POSIX_MAPPED_FILES |
|
|
751 | # define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS () |
|
|
752 | # define munmap(addr,length) EIO_ENOSYS () |
|
|
753 | #endif |
|
|
754 | |
|
|
755 | #if !_POSIX_MEMORY_PROTECTION |
|
|
756 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
|
|
757 | #endif |
|
|
758 | |
|
|
759 | #define MMAP_MAGIC PERL_MAGIC_ext |
|
|
760 | |
|
|
761 | static int ecb_cold |
|
|
762 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
763 | { |
|
|
764 | int old_errno = errno; |
|
|
765 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
|
|
766 | errno = old_errno; |
|
|
767 | |
|
|
768 | mg->mg_obj = 0; /* just in case */ |
|
|
769 | |
|
|
770 | SvREADONLY_off (sv); |
|
|
771 | |
|
|
772 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
773 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
|
|
774 | |
|
|
775 | SvCUR_set (sv, 0); |
|
|
776 | SvPVX (sv) = 0; |
|
|
777 | SvOK_off (sv); |
|
|
778 | |
|
|
779 | return 0; |
|
|
780 | } |
|
|
781 | |
|
|
782 | static MGVTBL mmap_vtbl = { |
|
|
783 | 0, 0, 0, 0, mmap_free |
|
|
784 | }; |
|
|
785 | |
|
|
786 | /*****************************************************************************/ |
|
|
787 | |
|
|
788 | static SV * |
962 | static SV * |
789 | get_cb (SV *cb_sv) |
963 | get_cb (SV *cb_sv) |
790 | { |
964 | { |
791 | SvGETMAGIC (cb_sv); |
965 | SvGETMAGIC (cb_sv); |
792 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
966 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
793 | } |
967 | } |
794 | |
968 | |
|
|
969 | ecb_noinline |
795 | static aio_req ecb_noinline |
970 | static aio_req ecb_noinline |
796 | dreq (SV *callback) |
971 | dreq (SV *callback) |
797 | { |
972 | { |
798 | SV *cb_cv; |
973 | SV *cb_cv; |
799 | aio_req req; |
974 | aio_req req; |
… | |
… | |
821 | SPAGAIN; \ |
996 | SPAGAIN; \ |
822 | \ |
997 | \ |
823 | if (GIMME_V != G_VOID) \ |
998 | if (GIMME_V != G_VOID) \ |
824 | XPUSHs (req_sv (req, aio_req_stash)); |
999 | XPUSHs (req_sv (req, aio_req_stash)); |
825 | |
1000 | |
|
|
1001 | /* *wdsv, *pathsv, *wd and *ptr must be 0-initialized */ |
826 | ecb_inline void |
1002 | ecb_inline |
|
|
1003 | void |
827 | req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr) |
1004 | req_set_path (SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr) |
828 | { |
1005 | { |
829 | if (expect_false (SvROK (path))) |
1006 | if (expect_false (SvROK (path))) |
830 | { |
1007 | { |
831 | SV *rv = SvRV (path); |
1008 | SV *rv = SvRV (path); |
832 | SV *wdob; |
1009 | SV *wdob; |
… | |
… | |
857 | |
1034 | |
858 | *pathsv = newSVsv (path); |
1035 | *pathsv = newSVsv (path); |
859 | *ptr = SvPVbyte_nolen (*pathsv); |
1036 | *ptr = SvPVbyte_nolen (*pathsv); |
860 | } |
1037 | } |
861 | |
1038 | |
862 | static void ecb_noinline |
1039 | ecb_noinline |
|
|
1040 | static void |
863 | req_set_path1 (aio_req req, SV *path) |
1041 | req_set_path1 (aio_req req, SV *path) |
864 | { |
1042 | { |
865 | req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1); |
1043 | req_set_path (path, &req->sv1, &req->sv3, &req->wd, &req->ptr1); |
866 | } |
1044 | } |
867 | |
1045 | |
868 | static void ecb_noinline |
1046 | ecb_noinline |
|
|
1047 | static void |
869 | req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path) |
1048 | req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path) |
870 | { |
1049 | { |
871 | SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path; |
1050 | SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path; |
872 | |
1051 | |
873 | switch (SvTYPE (rv)) |
1052 | switch (SvTYPE (rv)) |
… | |
… | |
885 | req_set_path1 (req, fh_or_path); |
1064 | req_set_path1 (req, fh_or_path); |
886 | break; |
1065 | break; |
887 | } |
1066 | } |
888 | } |
1067 | } |
889 | |
1068 | |
|
|
1069 | /*****************************************************************************/ |
|
|
1070 | |
|
|
1071 | static void |
|
|
1072 | ts_set (struct timespec *ts, NV value) |
|
|
1073 | { |
|
|
1074 | ts->tv_sec = value; |
|
|
1075 | ts->tv_nsec = (value - ts->tv_sec) * 1e9; |
|
|
1076 | } |
|
|
1077 | |
|
|
1078 | static NV |
|
|
1079 | ts_get (const struct timespec *ts) |
|
|
1080 | { |
|
|
1081 | return ts->tv_sec + ts->tv_nsec * 1e-9; |
|
|
1082 | } |
|
|
1083 | |
|
|
1084 | /*****************************************************************************/ |
|
|
1085 | |
890 | XS(boot_IO__AIO) ecb_cold; |
1086 | XS(boot_IO__AIO) ecb_cold; |
891 | |
1087 | |
892 | MODULE = IO::AIO PACKAGE = IO::AIO |
1088 | MODULE = IO::AIO PACKAGE = IO::AIO |
893 | |
1089 | |
894 | PROTOTYPES: ENABLE |
1090 | PROTOTYPES: ENABLE |
… | |
… | |
923 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
1119 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
924 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
1120 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
925 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
1121 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
926 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
1122 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
927 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
1123 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
928 | const_niv (MADV_FREE , POSIX_MADV_FREE) |
|
|
929 | |
1124 | |
930 | /* the second block will be 0 when missing */ |
1125 | /* the second block will be 0 when missing */ |
|
|
1126 | const_iv (O_ACCMODE) |
|
|
1127 | |
931 | const_iv (O_RDONLY) |
1128 | const_iv (O_RDONLY) |
932 | const_iv (O_WRONLY) |
1129 | const_iv (O_WRONLY) |
933 | const_iv (O_RDWR) |
1130 | const_iv (O_RDWR) |
934 | const_iv (O_CREAT) |
1131 | const_iv (O_CREAT) |
935 | const_iv (O_TRUNC) |
1132 | const_iv (O_TRUNC) |
… | |
… | |
994 | const_iv (MAP_NONBLOCK) |
1191 | const_iv (MAP_NONBLOCK) |
995 | const_iv (MAP_GROWSDOWN) |
1192 | const_iv (MAP_GROWSDOWN) |
996 | const_iv (MAP_32BIT) |
1193 | const_iv (MAP_32BIT) |
997 | const_iv (MAP_HUGETLB) |
1194 | const_iv (MAP_HUGETLB) |
998 | const_iv (MAP_STACK) |
1195 | const_iv (MAP_STACK) |
|
|
1196 | |
|
|
1197 | const_iv (MREMAP_MAYMOVE) |
|
|
1198 | const_iv (MREMAP_FIXED) |
|
|
1199 | |
|
|
1200 | const_iv (F_DUPFD_CLOEXEC) |
|
|
1201 | |
|
|
1202 | const_iv (MSG_CMSG_CLOEXEC) |
|
|
1203 | const_iv (SOCK_CLOEXEC) |
|
|
1204 | |
|
|
1205 | const_iv (F_OFD_GETLK) |
|
|
1206 | const_iv (F_OFD_SETLK) |
|
|
1207 | const_iv (F_OFD_GETLKW) |
|
|
1208 | |
|
|
1209 | const_iv (FIFREEZE) |
|
|
1210 | const_iv (FITHAW) |
|
|
1211 | const_iv (FITRIM) |
|
|
1212 | const_iv (FICLONE) |
|
|
1213 | const_iv (FICLONERANGE) |
|
|
1214 | const_iv (FIDEDUPERANGE) |
|
|
1215 | |
|
|
1216 | const_iv (FS_IOC_GETFLAGS) |
|
|
1217 | const_iv (FS_IOC_SETFLAGS) |
|
|
1218 | const_iv (FS_IOC_GETVERSION) |
|
|
1219 | const_iv (FS_IOC_SETVERSION) |
|
|
1220 | const_iv (FS_IOC_FIEMAP) |
|
|
1221 | const_iv (FS_IOC_FSGETXATTR) |
|
|
1222 | const_iv (FS_IOC_FSSETXATTR) |
|
|
1223 | const_iv (FS_IOC_SET_ENCRYPTION_POLICY) |
|
|
1224 | const_iv (FS_IOC_GET_ENCRYPTION_PWSALT) |
|
|
1225 | const_iv (FS_IOC_GET_ENCRYPTION_POLICY) |
|
|
1226 | |
|
|
1227 | const_iv (FS_KEY_DESCRIPTOR_SIZE) |
|
|
1228 | |
|
|
1229 | const_iv (FS_SECRM_FL) |
|
|
1230 | const_iv (FS_UNRM_FL) |
|
|
1231 | const_iv (FS_COMPR_FL) |
|
|
1232 | const_iv (FS_SYNC_FL) |
|
|
1233 | const_iv (FS_IMMUTABLE_FL) |
|
|
1234 | const_iv (FS_APPEND_FL) |
|
|
1235 | const_iv (FS_NODUMP_FL) |
|
|
1236 | const_iv (FS_NOATIME_FL) |
|
|
1237 | const_iv (FS_DIRTY_FL) |
|
|
1238 | const_iv (FS_COMPRBLK_FL) |
|
|
1239 | const_iv (FS_NOCOMP_FL) |
|
|
1240 | const_iv (FS_ENCRYPT_FL) |
|
|
1241 | const_iv (FS_BTREE_FL) |
|
|
1242 | const_iv (FS_INDEX_FL) |
|
|
1243 | const_iv (FS_JOURNAL_DATA_FL) |
|
|
1244 | const_iv (FS_NOTAIL_FL) |
|
|
1245 | const_iv (FS_DIRSYNC_FL) |
|
|
1246 | const_iv (FS_TOPDIR_FL) |
|
|
1247 | const_iv (FS_FL_USER_MODIFIABLE) |
|
|
1248 | |
|
|
1249 | const_iv (FS_XFLAG_REALTIME) |
|
|
1250 | const_iv (FS_XFLAG_PREALLOC) |
|
|
1251 | const_iv (FS_XFLAG_IMMUTABLE) |
|
|
1252 | const_iv (FS_XFLAG_APPEND) |
|
|
1253 | const_iv (FS_XFLAG_SYNC) |
|
|
1254 | const_iv (FS_XFLAG_NOATIME) |
|
|
1255 | const_iv (FS_XFLAG_NODUMP) |
|
|
1256 | const_iv (FS_XFLAG_RTINHERIT) |
|
|
1257 | const_iv (FS_XFLAG_PROJINHERIT) |
|
|
1258 | const_iv (FS_XFLAG_NOSYMLINKS) |
|
|
1259 | const_iv (FS_XFLAG_EXTSIZE) |
|
|
1260 | const_iv (FS_XFLAG_EXTSZINHERIT) |
|
|
1261 | const_iv (FS_XFLAG_NODEFRAG) |
|
|
1262 | const_iv (FS_XFLAG_FILESTREAM) |
|
|
1263 | const_iv (FS_XFLAG_DAX) |
|
|
1264 | const_iv (FS_XFLAG_HASATTR) |
999 | |
1265 | |
1000 | const_iv (FIEMAP_FLAG_SYNC) |
1266 | const_iv (FIEMAP_FLAG_SYNC) |
1001 | const_iv (FIEMAP_FLAG_XATTR) |
1267 | const_iv (FIEMAP_FLAG_XATTR) |
1002 | const_iv (FIEMAP_FLAGS_COMPAT) |
1268 | const_iv (FIEMAP_FLAGS_COMPAT) |
1003 | const_iv (FIEMAP_EXTENT_LAST) |
1269 | const_iv (FIEMAP_EXTENT_LAST) |
… | |
… | |
1015 | const_iv (SPLICE_F_MOVE) |
1281 | const_iv (SPLICE_F_MOVE) |
1016 | const_iv (SPLICE_F_NONBLOCK) |
1282 | const_iv (SPLICE_F_NONBLOCK) |
1017 | const_iv (SPLICE_F_MORE) |
1283 | const_iv (SPLICE_F_MORE) |
1018 | const_iv (SPLICE_F_GIFT) |
1284 | const_iv (SPLICE_F_GIFT) |
1019 | |
1285 | |
|
|
1286 | const_iv (EFD_CLOEXEC) |
|
|
1287 | const_iv (EFD_NONBLOCK) |
|
|
1288 | const_iv (EFD_SEMAPHORE) |
|
|
1289 | |
|
|
1290 | const_iv (CLOCK_REALTIME) |
|
|
1291 | const_iv (CLOCK_MONOTONIC) |
|
|
1292 | const_iv (CLOCK_BOOTTIME) |
|
|
1293 | const_iv (CLOCK_REALTIME_ALARM) |
|
|
1294 | const_iv (CLOCK_BOOTTIME_ALARM) |
|
|
1295 | |
|
|
1296 | const_iv (TFD_NONBLOCK) |
|
|
1297 | const_iv (TFD_CLOEXEC) |
|
|
1298 | |
|
|
1299 | const_iv (TFD_TIMER_ABSTIME) |
|
|
1300 | const_iv (TFD_TIMER_CANCEL_ON_SET) |
|
|
1301 | |
|
|
1302 | const_iv (STATX_TYPE) |
|
|
1303 | const_iv (STATX_MODE) |
|
|
1304 | const_iv (STATX_NLINK) |
|
|
1305 | const_iv (STATX_UID) |
|
|
1306 | const_iv (STATX_GID) |
|
|
1307 | const_iv (STATX_ATIME) |
|
|
1308 | const_iv (STATX_MTIME) |
|
|
1309 | const_iv (STATX_CTIME) |
|
|
1310 | const_iv (STATX_INO) |
|
|
1311 | const_iv (STATX_SIZE) |
|
|
1312 | const_iv (STATX_BLOCKS) |
|
|
1313 | const_iv (STATX_BASIC_STATS) |
|
|
1314 | const_iv (STATX_ALL) |
|
|
1315 | const_iv (STATX_BTIME) |
|
|
1316 | const_iv (STATX_ATTR_COMPRESSED) |
|
|
1317 | const_iv (STATX_ATTR_IMMUTABLE) |
|
|
1318 | const_iv (STATX_ATTR_APPEND) |
|
|
1319 | const_iv (STATX_ATTR_NODUMP) |
|
|
1320 | const_iv (STATX_ATTR_ENCRYPTED) |
|
|
1321 | const_iv (STATX_ATTR_AUTOMOUNT) |
|
|
1322 | |
1020 | /* these are libeio constants, and are independent of gendef0 */ |
1323 | /* these are libeio constants, and are independent of gendef0 */ |
1021 | const_eio (SEEK_SET) |
1324 | const_eio (SEEK_SET) |
1022 | const_eio (SEEK_CUR) |
1325 | const_eio (SEEK_CUR) |
1023 | const_eio (SEEK_END) |
1326 | const_eio (SEEK_END) |
1024 | |
1327 | |
1025 | const_eio (MCL_FUTURE) |
1328 | const_eio (MCL_FUTURE) |
1026 | const_eio (MCL_CURRENT) |
1329 | const_eio (MCL_CURRENT) |
|
|
1330 | const_eio (MCL_ONFAULT) |
1027 | |
1331 | |
1028 | const_eio (MS_ASYNC) |
1332 | const_eio (MS_ASYNC) |
1029 | const_eio (MS_INVALIDATE) |
1333 | const_eio (MS_INVALIDATE) |
1030 | const_eio (MS_SYNC) |
1334 | const_eio (MS_SYNC) |
1031 | |
1335 | |
… | |
… | |
1037 | |
1341 | |
1038 | const_eio (FALLOC_FL_KEEP_SIZE) |
1342 | const_eio (FALLOC_FL_KEEP_SIZE) |
1039 | const_eio (FALLOC_FL_PUNCH_HOLE) |
1343 | const_eio (FALLOC_FL_PUNCH_HOLE) |
1040 | const_eio (FALLOC_FL_COLLAPSE_RANGE) |
1344 | const_eio (FALLOC_FL_COLLAPSE_RANGE) |
1041 | const_eio (FALLOC_FL_ZERO_RANGE) |
1345 | const_eio (FALLOC_FL_ZERO_RANGE) |
|
|
1346 | const_eio (FALLOC_FL_INSERT_RANGE) |
|
|
1347 | const_eio (FALLOC_FL_UNSHARE_RANGE) |
|
|
1348 | |
|
|
1349 | const_eio (RENAME_NOREPLACE) |
|
|
1350 | const_eio (RENAME_EXCHANGE) |
|
|
1351 | const_eio (RENAME_WHITEOUT) |
1042 | |
1352 | |
1043 | const_eio (READDIR_DENTS) |
1353 | const_eio (READDIR_DENTS) |
1044 | const_eio (READDIR_DIRS_FIRST) |
1354 | const_eio (READDIR_DIRS_FIRST) |
1045 | const_eio (READDIR_STAT_ORDER) |
1355 | const_eio (READDIR_STAT_ORDER) |
1046 | const_eio (READDIR_FOUND_UNKNOWN) |
1356 | const_eio (READDIR_FOUND_UNKNOWN) |
… | |
… | |
1064 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) |
1374 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) |
1065 | newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); |
1375 | newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); |
1066 | |
1376 | |
1067 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
1377 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
1068 | |
1378 | |
|
|
1379 | /* allocate dummy pipe fd for aio_close */ |
|
|
1380 | { |
|
|
1381 | int pipefd [2]; |
|
|
1382 | |
|
|
1383 | if ( |
|
|
1384 | #ifdef _WIN32 |
|
|
1385 | _pipe (pipefd, 1, _O_BINARY) < 0 |
|
|
1386 | #else |
|
|
1387 | pipe (pipefd) < 0 |
|
|
1388 | || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0 |
|
|
1389 | #endif |
|
|
1390 | || close (pipefd [1]) < 0 |
|
|
1391 | ) |
|
|
1392 | croak ("IO::AIO: unable to create dummy pipe for aio_close"); |
|
|
1393 | |
|
|
1394 | close_fd = pipefd [0]; |
|
|
1395 | } |
|
|
1396 | |
1069 | reinit (); |
1397 | reinit (); |
1070 | } |
1398 | } |
1071 | |
1399 | |
1072 | void |
1400 | void |
1073 | reinit () |
1401 | reinit () |
… | |
… | |
1195 | |
1523 | |
1196 | void |
1524 | void |
1197 | aio_close (SV *fh, SV *callback = &PL_sv_undef) |
1525 | aio_close (SV *fh, SV *callback = &PL_sv_undef) |
1198 | PPCODE: |
1526 | PPCODE: |
1199 | { |
1527 | { |
1200 | static int close_fd = -1; /* dummy fd to close fds via dup2 */ |
|
|
1201 | int fd = s_fileno_croak (fh, 0); |
1528 | int fd = s_fileno_croak (fh, 0); |
1202 | dREQ; |
1529 | dREQ; |
|
|
1530 | #if 0 |
|
|
1531 | /* partially duplicate logic in s_fileno */ |
|
|
1532 | SvGETMAGIC (fh); |
1203 | |
1533 | |
1204 | if (expect_false (close_fd < 0)) |
1534 | if (SvROK (fh)) |
|
|
1535 | { |
|
|
1536 | fh = SvRV (fh); |
|
|
1537 | SvGETMAGIC (fh); |
|
|
1538 | } |
|
|
1539 | |
|
|
1540 | if (SvTYPE (fh) == SVt_PVGV) |
1205 | { |
1541 | { |
1206 | int pipefd [2]; |
1542 | /* perl filehandle */ |
|
|
1543 | PerlIOUnix_refcnt_inc (fd); |
|
|
1544 | do_close ((GV *)fh, 1); |
1207 | |
1545 | |
1208 | if ( |
1546 | req->type = EIO_CLOSE; |
1209 | #ifdef _WIN32 |
1547 | req->int1 = fd; |
1210 | _pipe (pipefd, 1, _O_BINARY) < 0 |
1548 | /*req->sv2 = newSVsv (fh);*/ /* since we stole the fd, no need to keep the fh */ |
1211 | #else |
|
|
1212 | pipe (pipefd) < 0 |
|
|
1213 | || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0 |
|
|
1214 | #endif |
|
|
1215 | || close (pipefd [1]) < 0 |
|
|
1216 | ) |
|
|
1217 | abort (); /*D*/ |
|
|
1218 | |
|
|
1219 | close_fd = pipefd [0]; |
|
|
1220 | } |
1549 | } |
1221 | |
1550 | else |
|
|
1551 | #endif |
|
|
1552 | { |
|
|
1553 | /* fd number */ |
1222 | req->type = EIO_DUP2; |
1554 | req->type = EIO_DUP2; |
1223 | req->int1 = close_fd; |
1555 | req->int1 = close_fd; |
1224 | req->sv2 = newSVsv (fh); |
1556 | req->sv2 = newSVsv (fh); |
1225 | req->int2 = fd; |
1557 | req->int2 = fd; |
|
|
1558 | } |
1226 | |
1559 | |
1227 | REQ_SEND; |
1560 | REQ_SEND; |
1228 | } |
1561 | } |
1229 | |
1562 | |
1230 | void |
1563 | void |
… | |
… | |
1401 | req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); |
1734 | req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); |
1402 | |
1735 | |
1403 | REQ_SEND; |
1736 | REQ_SEND; |
1404 | } |
1737 | } |
1405 | |
1738 | |
|
|
1739 | void |
|
|
1740 | st_xtime () |
|
|
1741 | ALIAS: |
|
|
1742 | st_atime = 0x01 |
|
|
1743 | st_mtime = 0x02 |
|
|
1744 | st_ctime = 0x04 |
|
|
1745 | st_btime = 0x08 |
|
|
1746 | st_xtime = 0x0f |
|
|
1747 | PPCODE: |
|
|
1748 | EXTEND (SP, 4); |
|
|
1749 | if (ix & 0x01) PUSHs (newSVnv (PL_statcache.st_atime + 1e-9 * ATIMENSEC)); |
|
|
1750 | if (ix & 0x02) PUSHs (newSVnv (PL_statcache.st_mtime + 1e-9 * MTIMENSEC)); |
|
|
1751 | if (ix & 0x04) PUSHs (newSVnv (PL_statcache.st_ctime + 1e-9 * CTIMENSEC)); |
|
|
1752 | if (ix & 0x08) PUSHs (newSVnv (BTIMESEC + 1e-9 * BTIMENSEC)); |
|
|
1753 | |
|
|
1754 | void |
|
|
1755 | st_xtimensec () |
|
|
1756 | ALIAS: |
|
|
1757 | st_atimensec = 0x01 |
|
|
1758 | st_mtimensec = 0x02 |
|
|
1759 | st_ctimensec = 0x04 |
|
|
1760 | st_btimensec = 0x08 |
|
|
1761 | st_xtimensec = 0x0f |
|
|
1762 | st_btimesec = 0x10 |
|
|
1763 | st_gen = 0x20 |
|
|
1764 | PPCODE: |
|
|
1765 | EXTEND (SP, 4); |
|
|
1766 | if (ix & 0x01) PUSHs (newSViv (ATIMENSEC)); |
|
|
1767 | if (ix & 0x02) PUSHs (newSViv (MTIMENSEC)); |
|
|
1768 | if (ix & 0x04) PUSHs (newSViv (CTIMENSEC)); |
|
|
1769 | if (ix & 0x08) PUSHs (newSViv (BTIMENSEC)); |
|
|
1770 | if (ix & 0x10) PUSHs (newSVuv (BTIMESEC)); |
|
|
1771 | if (ix & 0x20) PUSHs (newSVuv (ST_GEN)); |
|
|
1772 | |
1406 | UV |
1773 | UV |
1407 | major (UV dev) |
1774 | major (UV dev) |
1408 | ALIAS: |
1775 | ALIAS: |
1409 | minor = 1 |
1776 | minor = 1 |
1410 | CODE: |
1777 | CODE: |
… | |
… | |
1526 | eio_wd wd2 = 0; |
1893 | eio_wd wd2 = 0; |
1527 | dREQ; |
1894 | dREQ; |
1528 | |
1895 | |
1529 | req->type = ix; |
1896 | req->type = ix; |
1530 | req_set_path1 (req, oldpath); |
1897 | req_set_path1 (req, oldpath); |
1531 | req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
1898 | req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
|
|
1899 | req->int3 = (long)wd2; |
|
|
1900 | |
|
|
1901 | REQ_SEND; |
|
|
1902 | } |
|
|
1903 | |
|
|
1904 | void |
|
|
1905 | aio_rename2 (SV8 *oldpath, SV8 *newpath, int flags = 0, SV *callback = &PL_sv_undef) |
|
|
1906 | PPCODE: |
|
|
1907 | { |
|
|
1908 | eio_wd wd2 = 0; |
|
|
1909 | dREQ; |
|
|
1910 | |
|
|
1911 | req->type = EIO_RENAME; |
|
|
1912 | req_set_path1 (req, oldpath); |
|
|
1913 | req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
|
|
1914 | req->int2 = flags; |
1532 | req->int3 = (long)wd2; |
1915 | req->int3 = (long)wd2; |
1533 | |
1916 | |
1534 | REQ_SEND; |
1917 | REQ_SEND; |
1535 | } |
1918 | } |
1536 | |
1919 | |
… | |
… | |
1547 | |
1930 | |
1548 | REQ_SEND; |
1931 | REQ_SEND; |
1549 | } |
1932 | } |
1550 | |
1933 | |
1551 | void |
1934 | void |
1552 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback = &PL_sv_undef) |
1935 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = -1, SV *callback = &PL_sv_undef) |
1553 | ALIAS: |
1936 | ALIAS: |
1554 | aio_mtouch = EIO_MTOUCH |
1937 | aio_mtouch = EIO_MTOUCH |
1555 | aio_msync = EIO_MSYNC |
1938 | aio_msync = EIO_MSYNC |
1556 | PPCODE: |
1939 | PPCODE: |
1557 | { |
1940 | { |
1558 | STRLEN svlen; |
1941 | STRLEN svlen; |
1559 | char *svptr = SvPVbyte (data, svlen); |
1942 | char *svptr = SvPVbyte (data, svlen); |
1560 | UV len = SvUV (length); |
1943 | UV len = SvUV (length); |
|
|
1944 | |
|
|
1945 | if (flags < 0) |
|
|
1946 | flags = ix == EIO_MSYNC ? EIO_MS_SYNC : 0; |
1561 | |
1947 | |
1562 | if (offset < 0) |
1948 | if (offset < 0) |
1563 | offset += svlen; |
1949 | offset += svlen; |
1564 | |
1950 | |
1565 | if (offset < 0 || offset > svlen) |
1951 | if (offset < 0 || offset > svlen) |
… | |
… | |
1641 | req->int2 = flags; |
2027 | req->int2 = flags; |
1642 | req->int3 = SvOK (count) ? SvIV (count) : -1; |
2028 | req->int3 = SvOK (count) ? SvIV (count) : -1; |
1643 | #endif |
2029 | #endif |
1644 | |
2030 | |
1645 | REQ_SEND; |
2031 | REQ_SEND; |
|
|
2032 | } |
|
|
2033 | |
|
|
2034 | void |
|
|
2035 | aio_slurp (SV *pathname, off_t offset, UV length, SV8 *data, SV *callback = &PL_sv_undef) |
|
|
2036 | PPCODE: |
|
|
2037 | { |
|
|
2038 | char *svptr = 0; |
|
|
2039 | |
|
|
2040 | sv_clear_foreign (data); |
|
|
2041 | |
|
|
2042 | if (length) /* known length, directly read into scalar */ |
|
|
2043 | { |
|
|
2044 | if (!SvPOK (data) || SvLEN (data) >= SvCUR (data)) |
|
|
2045 | svptr = sv_grow (data, length + 1); |
|
|
2046 | else if (SvCUR (data) < length) |
|
|
2047 | croak ("length outside of scalar, and cannot grow"); |
|
|
2048 | else |
|
|
2049 | svptr = SvPVbyte_nolen (data); |
|
|
2050 | } |
|
|
2051 | |
|
|
2052 | { |
|
|
2053 | dREQ; |
|
|
2054 | |
|
|
2055 | req->type = EIO_SLURP; |
|
|
2056 | req_set_path1 (req, pathname); |
|
|
2057 | req->offs = offset; |
|
|
2058 | req->size = length; |
|
|
2059 | req->sv2 = SvREFCNT_inc (data); |
|
|
2060 | req->ptr2 = svptr; |
|
|
2061 | |
|
|
2062 | if (!SvREADONLY (data)) |
|
|
2063 | { |
|
|
2064 | SvREADONLY_on (data); |
|
|
2065 | req->flags |= FLAG_SV2_RO_OFF; |
|
|
2066 | } |
|
|
2067 | |
|
|
2068 | REQ_SEND; |
|
|
2069 | } |
1646 | } |
2070 | } |
1647 | |
2071 | |
1648 | void |
2072 | void |
1649 | aio_busy (double delay, SV *callback = &PL_sv_undef) |
2073 | aio_busy (double delay, SV *callback = &PL_sv_undef) |
1650 | PPCODE: |
2074 | PPCODE: |
… | |
… | |
1787 | RETVAL |
2211 | RETVAL |
1788 | |
2212 | |
1789 | void |
2213 | void |
1790 | mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) |
2214 | mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) |
1791 | PPCODE: |
2215 | PPCODE: |
1792 | sv_unmagic (scalar, MMAP_MAGIC); |
2216 | sv_clear_foreign (scalar); |
1793 | { |
2217 | { |
1794 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
2218 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
1795 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
2219 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
1796 | if (addr == (void *)-1) |
2220 | if (addr == (void *)-1) |
1797 | XSRETURN_NO; |
2221 | XSRETURN_NO; |
1798 | |
2222 | |
1799 | sv_force_normal (scalar); |
2223 | sv_set_foreign (scalar, &mmap_vtbl, addr, length); |
1800 | |
|
|
1801 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
|
1802 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
|
|
1803 | ->mg_obj = (SV *)length; |
|
|
1804 | |
|
|
1805 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
|
|
1806 | |
2224 | |
1807 | if (!(prot & PROT_WRITE)) |
2225 | if (!(prot & PROT_WRITE)) |
1808 | SvREADONLY_on (scalar); |
2226 | SvREADONLY_on (scalar); |
1809 | |
2227 | |
1810 | if (SvLEN (scalar)) |
|
|
1811 | Safefree (SvPVX (scalar)); |
|
|
1812 | |
|
|
1813 | SvPVX (scalar) = (char *)addr; |
|
|
1814 | SvCUR_set (scalar, length); |
|
|
1815 | SvLEN_set (scalar, 0); |
|
|
1816 | SvPOK_only (scalar); |
|
|
1817 | |
|
|
1818 | XSRETURN_YES; |
2228 | XSRETURN_YES; |
1819 | } |
2229 | } |
1820 | |
2230 | |
1821 | void |
2231 | void |
1822 | munmap (SV *scalar) |
2232 | munmap (SV *scalar) |
1823 | CODE: |
2233 | CODE: |
1824 | sv_unmagic (scalar, MMAP_MAGIC); |
2234 | sv_clear_foreign (scalar); |
|
|
2235 | |
|
|
2236 | SV * |
|
|
2237 | mremap (SV *scalar, STRLEN new_length, int flags = MREMAP_MAYMOVE, IV new_address = 0) |
|
|
2238 | CODE: |
|
|
2239 | { |
|
|
2240 | MAGIC *mg = mg_findext (scalar, FOREIGN_MAGIC, &mmap_vtbl); |
|
|
2241 | void *new; |
|
|
2242 | |
|
|
2243 | if (!mg || SvPVX (scalar) != mg->mg_ptr) |
|
|
2244 | croak ("IO::AIO::mremap: scalar not mapped by IO::AIO::mmap or improperly modified"); |
|
|
2245 | |
|
|
2246 | new = mremap (mg->mg_ptr, (size_t)mg->mg_obj, new_length, flags, (void *)new_address); |
|
|
2247 | |
|
|
2248 | RETVAL = &PL_sv_no; |
|
|
2249 | |
|
|
2250 | if (new != (void *)-1) |
|
|
2251 | { |
|
|
2252 | RETVAL = new == (void *)mg->mg_ptr |
|
|
2253 | ? newSVpvn ("0 but true", 10) |
|
|
2254 | : &PL_sv_yes; |
|
|
2255 | |
|
|
2256 | mg->mg_ptr = (char *)new; |
|
|
2257 | mg->mg_obj = (SV *)new_length; |
|
|
2258 | |
|
|
2259 | SvPVX (scalar) = mg->mg_ptr; |
|
|
2260 | SvCUR_set (scalar, new_length); |
|
|
2261 | } |
|
|
2262 | } |
|
|
2263 | OUTPUT: |
|
|
2264 | RETVAL |
1825 | |
2265 | |
1826 | int |
2266 | int |
1827 | madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
2267 | madvise (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
1828 | ALIAS: |
2268 | ALIAS: |
1829 | mprotect = 1 |
2269 | mprotect = 1 |
1830 | CODE: |
2270 | CODE: |
1831 | { |
2271 | { |
1832 | STRLEN svlen; |
2272 | STRLEN svlen; |
… | |
… | |
1853 | } |
2293 | } |
1854 | OUTPUT: |
2294 | OUTPUT: |
1855 | RETVAL |
2295 | RETVAL |
1856 | |
2296 | |
1857 | int |
2297 | int |
1858 | munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef) |
2298 | munlock (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef) |
1859 | CODE: |
2299 | CODE: |
1860 | { |
2300 | { |
1861 | STRLEN svlen; |
2301 | STRLEN svlen; |
1862 | void *addr = SvPVbyte (scalar, svlen); |
2302 | void *addr = SvPVbyte (scalar, svlen); |
1863 | size_t len = SvUV (length); |
2303 | size_t len = SvUV (length); |
… | |
… | |
1878 | #else |
2318 | #else |
1879 | RETVAL = EIO_ENOSYS (); |
2319 | RETVAL = EIO_ENOSYS (); |
1880 | #endif |
2320 | #endif |
1881 | } |
2321 | } |
1882 | OUTPUT: |
2322 | OUTPUT: |
|
|
2323 | RETVAL |
|
|
2324 | |
|
|
2325 | int |
|
|
2326 | mlockall (int flags) |
|
|
2327 | PROTOTYPE: $; |
|
|
2328 | CODE: |
|
|
2329 | RETVAL = eio_mlockall_sync (flags); |
|
|
2330 | OUTPUT: |
1883 | RETVAL |
2331 | RETVAL |
1884 | |
2332 | |
1885 | int |
2333 | int |
1886 | munlockall () |
2334 | munlockall () |
1887 | CODE: |
2335 | CODE: |
… | |
… | |
1889 | munlockall (); |
2337 | munlockall (); |
1890 | #else |
2338 | #else |
1891 | RETVAL = EIO_ENOSYS (); |
2339 | RETVAL = EIO_ENOSYS (); |
1892 | #endif |
2340 | #endif |
1893 | OUTPUT: |
2341 | OUTPUT: |
|
|
2342 | RETVAL |
|
|
2343 | |
|
|
2344 | int |
|
|
2345 | statx (SV8 *pathname, int flags, UV mask) |
|
|
2346 | CODE: |
|
|
2347 | { |
|
|
2348 | /* undocumented, and might go away, and anyway, should use eio_statx */ |
|
|
2349 | SV *wdsv = 0; |
|
|
2350 | SV *pathsv = 0; |
|
|
2351 | eio_wd wd = EIO_CWD; |
|
|
2352 | void *ptr; |
|
|
2353 | int res; |
|
|
2354 | |
|
|
2355 | req_set_path (pathname, &wdsv, &pathsv, &wd, &ptr); |
|
|
2356 | RETVAL = eio__statx (!wd || wd->fd == EIO_CWD ? AT_FDCWD : wd->fd, ptr, flags, mask & STATX_ALL, &stx); |
|
|
2357 | |
|
|
2358 | SvREFCNT_dec (pathsv); |
|
|
2359 | SvREFCNT_dec (wdsv); |
|
|
2360 | } |
|
|
2361 | OUTPUT: |
|
|
2362 | RETVAL |
|
|
2363 | |
|
|
2364 | U32 |
|
|
2365 | stx_mode () |
|
|
2366 | PROTOTYPE: |
|
|
2367 | CODE: |
|
|
2368 | #if HAVE_STATX |
|
|
2369 | RETVAL = stx.stx_mode; |
|
|
2370 | #else |
|
|
2371 | XSRETURN_UNDEF; |
|
|
2372 | #endif |
|
|
2373 | OUTPUT: |
|
|
2374 | RETVAL |
|
|
2375 | |
|
|
2376 | #define STATX_OFFSET_mask statx_offsetof (stx_mask) |
|
|
2377 | #define STATX_OFFSET_blksize statx_offsetof (stx_blksize) |
|
|
2378 | #define STATX_OFFSET_nlink statx_offsetof (stx_nlink) |
|
|
2379 | #define STATX_OFFSET_uid statx_offsetof (stx_uid) |
|
|
2380 | #define STATX_OFFSET_gid statx_offsetof (stx_gid) |
|
|
2381 | #define STATX_OFFSET_rdev_major statx_offsetof (stx_rdev_major) |
|
|
2382 | #define STATX_OFFSET_rdev_minor statx_offsetof (stx_rdev_minor) |
|
|
2383 | #define STATX_OFFSET_dev_major statx_offsetof (stx_dev_major) |
|
|
2384 | #define STATX_OFFSET_dev_minor statx_offsetof (stx_dev_minor) |
|
|
2385 | #define STATX_OFFSET_attributes statx_offsetof (stx_attributes) |
|
|
2386 | #define STATX_OFFSET_ino statx_offsetof (stx_ino) |
|
|
2387 | #define STATX_OFFSET_size statx_offsetof (stx_size) |
|
|
2388 | #define STATX_OFFSET_blocks statx_offsetof (stx_blocks) |
|
|
2389 | #define STATX_OFFSET_attributes_mask statx_offsetof (stx_attributes_mask) |
|
|
2390 | #define STATX_OFFSET_atime statx_offsetof (stx_atime) |
|
|
2391 | #define STATX_OFFSET_btime statx_offsetof (stx_btime) |
|
|
2392 | #define STATX_OFFSET_ctime statx_offsetof (stx_ctime) |
|
|
2393 | #define STATX_OFFSET_mtime statx_offsetof (stx_mtime) |
|
|
2394 | |
|
|
2395 | U32 |
|
|
2396 | stx_mask () |
|
|
2397 | PROTOTYPE: |
|
|
2398 | ALIAS: |
|
|
2399 | stx_mask = STATX_OFFSET_mask |
|
|
2400 | stx_blksize = STATX_OFFSET_blksize |
|
|
2401 | stx_nlink = STATX_OFFSET_nlink |
|
|
2402 | stx_uid = STATX_OFFSET_uid |
|
|
2403 | stx_gid = STATX_OFFSET_gid |
|
|
2404 | stx_rdev_major = STATX_OFFSET_rdev_major |
|
|
2405 | stx_rdev_minor = STATX_OFFSET_rdev_minor |
|
|
2406 | stx_dev_major = STATX_OFFSET_dev_major |
|
|
2407 | stx_dev_minor = STATX_OFFSET_dev_minor |
|
|
2408 | CODE: |
|
|
2409 | #if HAVE_STATX |
|
|
2410 | RETVAL = *(__u32 *)((char *)&stx + ix); |
|
|
2411 | #else |
|
|
2412 | XSRETURN_UNDEF; |
|
|
2413 | #endif |
|
|
2414 | OUTPUT: |
|
|
2415 | RETVAL |
|
|
2416 | |
|
|
2417 | VAL64 |
|
|
2418 | stx_attributes () |
|
|
2419 | PROTOTYPE: |
|
|
2420 | ALIAS: |
|
|
2421 | stx_attributes = STATX_OFFSET_attributes |
|
|
2422 | stx_ino = STATX_OFFSET_ino |
|
|
2423 | stx_size = STATX_OFFSET_size |
|
|
2424 | stx_blocks = STATX_OFFSET_blocks |
|
|
2425 | stx_attributes_mask = STATX_OFFSET_attributes_mask |
|
|
2426 | CODE: |
|
|
2427 | #if HAVE_STATX |
|
|
2428 | RETVAL = *(__u64 *)((char *)&stx + ix); |
|
|
2429 | #else |
|
|
2430 | XSRETURN_UNDEF; |
|
|
2431 | #endif |
|
|
2432 | OUTPUT: |
|
|
2433 | RETVAL |
|
|
2434 | |
|
|
2435 | NV |
|
|
2436 | stx_atime () |
|
|
2437 | PROTOTYPE: |
|
|
2438 | ALIAS: |
|
|
2439 | stx_atime = STATX_OFFSET_atime |
|
|
2440 | stx_btime = STATX_OFFSET_btime |
|
|
2441 | stx_ctime = STATX_OFFSET_ctime |
|
|
2442 | stx_mtime = STATX_OFFSET_mtime |
|
|
2443 | CODE: |
|
|
2444 | #if HAVE_STATX |
|
|
2445 | struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix); |
|
|
2446 | RETVAL = ts->tv_sec + ts->tv_nsec * 1e-9; |
|
|
2447 | #else |
|
|
2448 | XSRETURN_UNDEF; |
|
|
2449 | #endif |
|
|
2450 | OUTPUT: |
|
|
2451 | RETVAL |
|
|
2452 | |
|
|
2453 | VAL64 |
|
|
2454 | stx_atimesec () |
|
|
2455 | PROTOTYPE: |
|
|
2456 | ALIAS: |
|
|
2457 | stx_atimesec = STATX_OFFSET_atime |
|
|
2458 | stx_btimesec = STATX_OFFSET_btime |
|
|
2459 | stx_ctimesec = STATX_OFFSET_ctime |
|
|
2460 | stx_mtimesec = STATX_OFFSET_mtime |
|
|
2461 | CODE: |
|
|
2462 | #if HAVE_STATX |
|
|
2463 | struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix); |
|
|
2464 | RETVAL = ts->tv_sec; |
|
|
2465 | #else |
|
|
2466 | XSRETURN_UNDEF; |
|
|
2467 | #endif |
|
|
2468 | OUTPUT: |
|
|
2469 | RETVAL |
|
|
2470 | |
|
|
2471 | U32 |
|
|
2472 | stx_atimensec () |
|
|
2473 | PROTOTYPE: |
|
|
2474 | ALIAS: |
|
|
2475 | stx_atimensec = STATX_OFFSET_atime |
|
|
2476 | stx_btimensec = STATX_OFFSET_btime |
|
|
2477 | stx_ctimensec = STATX_OFFSET_ctime |
|
|
2478 | stx_mtimensec = STATX_OFFSET_mtime |
|
|
2479 | CODE: |
|
|
2480 | #if HAVE_STATX |
|
|
2481 | struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix); |
|
|
2482 | RETVAL = ts->tv_nsec; |
|
|
2483 | #else |
|
|
2484 | RETVAL = 0; |
|
|
2485 | #endif |
|
|
2486 | OUTPUT: |
1894 | RETVAL |
2487 | RETVAL |
1895 | |
2488 | |
1896 | int |
2489 | int |
1897 | splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags) |
2490 | splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags) |
1898 | CODE: |
2491 | CODE: |
… | |
… | |
1959 | { |
2552 | { |
1960 | EXTEND (SP, 2); |
2553 | EXTEND (SP, 2); |
1961 | PUSHs (newmortalFH (fd[0], O_RDONLY)); |
2554 | PUSHs (newmortalFH (fd[0], O_RDONLY)); |
1962 | PUSHs (newmortalFH (fd[1], O_WRONLY)); |
2555 | PUSHs (newmortalFH (fd[1], O_WRONLY)); |
1963 | } |
2556 | } |
|
|
2557 | } |
|
|
2558 | |
|
|
2559 | void |
|
|
2560 | eventfd (unsigned int initval = 0, int flags = 0) |
|
|
2561 | PPCODE: |
|
|
2562 | { |
|
|
2563 | int fd; |
|
|
2564 | #if HAVE_EVENTFD |
|
|
2565 | fd = eventfd (initval, flags); |
|
|
2566 | #else |
|
|
2567 | fd = (errno = ENOSYS, -1); |
|
|
2568 | #endif |
|
|
2569 | |
|
|
2570 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2571 | } |
|
|
2572 | |
|
|
2573 | void |
|
|
2574 | timerfd_create (int clockid, int flags = 0) |
|
|
2575 | PPCODE: |
|
|
2576 | { |
|
|
2577 | int fd; |
|
|
2578 | #if HAVE_TIMERFD |
|
|
2579 | fd = timerfd_create (clockid, flags); |
|
|
2580 | #else |
|
|
2581 | fd = (errno = ENOSYS, -1); |
|
|
2582 | #endif |
|
|
2583 | |
|
|
2584 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2585 | } |
|
|
2586 | |
|
|
2587 | void |
|
|
2588 | timerfd_settime (SV *fh, int flags, NV interval, NV value) |
|
|
2589 | PPCODE: |
|
|
2590 | { |
|
|
2591 | int fd = s_fileno_croak (fh, 0); |
|
|
2592 | #if HAVE_TIMERFD |
|
|
2593 | int res; |
|
|
2594 | struct itimerspec its, ots; |
|
|
2595 | |
|
|
2596 | ts_set (&its.it_interval, interval); |
|
|
2597 | ts_set (&its.it_value , value); |
|
|
2598 | res = timerfd_settime (fd, flags, &its, &ots); |
|
|
2599 | |
|
|
2600 | if (!res) |
|
|
2601 | { |
|
|
2602 | EXTEND (SP, 2); |
|
|
2603 | PUSHs (newSVnv (ts_get (&ots.it_interval))); |
|
|
2604 | PUSHs (newSVnv (ts_get (&ots.it_value))); |
|
|
2605 | } |
|
|
2606 | #else |
|
|
2607 | errno = ENOSYS; |
|
|
2608 | #endif |
|
|
2609 | } |
|
|
2610 | |
|
|
2611 | void |
|
|
2612 | timerfd_gettime (SV *fh) |
|
|
2613 | PPCODE: |
|
|
2614 | { |
|
|
2615 | int fd = s_fileno_croak (fh, 0); |
|
|
2616 | #if HAVE_TIMERFD |
|
|
2617 | int res; |
|
|
2618 | struct itimerspec ots; |
|
|
2619 | res = timerfd_gettime (fd, &ots); |
|
|
2620 | |
|
|
2621 | if (!res) |
|
|
2622 | { |
|
|
2623 | EXTEND (SP, 2); |
|
|
2624 | PUSHs (newSVnv (ts_get (&ots.it_interval))); |
|
|
2625 | PUSHs (newSVnv (ts_get (&ots.it_value))); |
|
|
2626 | } |
|
|
2627 | #else |
|
|
2628 | errno = ENOSYS; |
|
|
2629 | #endif |
|
|
2630 | } |
|
|
2631 | |
|
|
2632 | UV |
|
|
2633 | get_fdlimit () |
|
|
2634 | CODE: |
|
|
2635 | #if HAVE_RLIMITS |
|
|
2636 | struct rlimit rl; |
|
|
2637 | if (0 == getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2638 | XSRETURN_UV (rl.rlim_cur == RLIM_INFINITY ? (UV)-1 : rl.rlim_cur); |
|
|
2639 | #endif |
|
|
2640 | XSRETURN_UNDEF; |
|
|
2641 | OUTPUT: |
|
|
2642 | RETVAL |
|
|
2643 | |
|
|
2644 | void |
|
|
2645 | min_fdlimit (UV limit = 0x7fffffffU) |
|
|
2646 | CODE: |
|
|
2647 | { |
|
|
2648 | #if HAVE_RLIMITS |
|
|
2649 | struct rlimit rl; |
|
|
2650 | rlim_t orig_rlim_max; |
|
|
2651 | UV bit; |
|
|
2652 | |
|
|
2653 | if (0 != getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2654 | goto fail; |
|
|
2655 | |
|
|
2656 | if (rl.rlim_cur == RLIM_INFINITY) |
|
|
2657 | XSRETURN_YES; |
|
|
2658 | |
|
|
2659 | orig_rlim_max = rl.rlim_max == RLIM_INFINITY ? ((rlim_t)0)-1 : rl.rlim_max; |
|
|
2660 | |
|
|
2661 | if (rl.rlim_cur < limit) |
|
|
2662 | { |
|
|
2663 | rl.rlim_cur = limit; |
|
|
2664 | |
|
|
2665 | if (rl.rlim_max < rl.rlim_cur && rl.rlim_max != RLIM_INFINITY) |
|
|
2666 | rl.rlim_max = rl.rlim_cur; |
|
|
2667 | } |
|
|
2668 | |
|
|
2669 | if (0 == setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2670 | XSRETURN_YES; |
|
|
2671 | |
|
|
2672 | if (errno == EPERM) |
|
|
2673 | { |
|
|
2674 | /* setlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */ |
|
|
2675 | /* our limit overflows a system-wide limit */ |
|
|
2676 | /* try an adaptive algorithm, but do not lower the hardlimit */ |
|
|
2677 | rl.rlim_max = 0; |
|
|
2678 | for (bit = 0x40000000U; bit; bit >>= 1) |
|
|
2679 | { |
|
|
2680 | rl.rlim_max |= bit; |
|
|
2681 | rl.rlim_cur = rl.rlim_max; |
|
|
2682 | |
|
|
2683 | /* nevr decrease the hard limit */ |
|
|
2684 | if (rl.rlim_max < orig_rlim_max) |
|
|
2685 | break; |
|
|
2686 | |
|
|
2687 | if (0 != setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2688 | rl.rlim_max &= ~bit; /* too high, remove bit again */ |
|
|
2689 | } |
|
|
2690 | |
|
|
2691 | /* now, raise the soft limit to the max permitted */ |
|
|
2692 | if (0 == getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2693 | { |
|
|
2694 | rl.rlim_cur = rl.rlim_max; |
|
|
2695 | if (0 == setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2696 | errno = EPERM; |
|
|
2697 | } |
|
|
2698 | } |
|
|
2699 | #endif |
|
|
2700 | fail: |
|
|
2701 | XSRETURN_UNDEF; |
1964 | } |
2702 | } |
1965 | |
2703 | |
1966 | void _on_next_submit (SV *cb) |
2704 | void _on_next_submit (SV *cb) |
1967 | CODE: |
2705 | CODE: |
1968 | SvREFCNT_dec (on_next_submit); |
2706 | SvREFCNT_dec (on_next_submit); |