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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.258 by root, Wed Jul 18 00:57:55 2018 UTC vs.
Revision 1.274 by root, Sun Mar 10 12:16:48 2019 UTC

… …
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#if !defined mg_findext 10#if !defined mg_findext
10# define mg_findext(sv,type,vtbl) mg_find (sv, type) 11# define mg_findext(sv,type,vtbl) mg_find (sv, type)
11#endif 12#endif
12 13
13#include <stddef.h> 14#include <stddef.h>
14#include <stdlib.h> 15#include <stdlib.h>
15#include <errno.h> 16#include <errno.h>
16#include <sys/types.h> 17#include <sys/types.h>
18#include <sys/socket.h>
17#include <sys/stat.h> 19#include <sys/stat.h>
18#include <limits.h> 20#include <limits.h>
19#include <fcntl.h> 21#include <fcntl.h>
20#include <sched.h> 22#include <sched.h>
21
22#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES
23# include <sys/mman.h>
24#endif
25 23
26/* the incompetent fool that created musl keeps __linux__, refuses 24/* the incompetent fool that created musl keeps __linux__, refuses
27 * 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
28 * for his broken iplementation. don't complain to me if this fails 26 * for his broken iplementation. don't complain to me if this fails
29 * for you. 27 * for you.
… …
77 #undef fchmod 75 #undef fchmod
78 #undef dup 76 #undef dup
79 #undef dup2 77 #undef dup2
80 #undef abort 78 #undef abort
81 #undef pipe 79 #undef pipe
80 #undef utime
82 81
83 #define EIO_STRUCT_STAT struct _stati64 82 #define EIO_STRUCT_STAT struct _stati64
84 #define EIO_STRUCT_STATI64 83 #define EIO_STRUCT_STATI64
85 84
86#else 85#else
… …
106#define expect_false(expr) expect ((expr) != 0, 0) 105#define expect_false(expr) expect ((expr) != 0, 0)
107#define expect_true(expr) expect ((expr) != 0, 1) 106#define expect_true(expr) expect ((expr) != 0, 1)
108 107
109/*****************************************************************************/ 108/*****************************************************************************/
110 109
111#include "libeio/config.h" 110#include "config.h"
111
112#if HAVE_SYS_MKDEV_H
113# include <sys/mkdev.h>
114#elif HAVE_SYS_SYSMACROS_H
115# include <sys/sysmacros.h>
116#endif
117
118#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES
119# include <sys/mman.h>
120#endif
121
122#if HAVE_SYS_UIO_H
123# include <sys/uio.h>
124#endif
125
126#if HAVE_ST_XTIMENSEC
127# define ATIMENSEC PL_statcache.st_atimensec
128# define MTIMENSEC PL_statcache.st_mtimensec
129# define CTIMENSEC PL_statcache.st_ctimensec
130#elif HAVE_ST_XTIMESPEC
131# define ATIMENSEC PL_statcache.st_atim.tv_nsec
132# define MTIMENSEC PL_statcache.st_mtim.tv_nsec
133# define CTIMENSEC PL_statcache.st_ctim.tv_nsec
134#else
135# define ATIMENSEC 0
136# define MTIMENSEC 0
137# define CTIMENSEC 0
138#endif
139
140#if HAVE_ST_BIRTHTIMENSEC
141# define BTIMESEC PL_statcache.st_birthtime
142# define BTIMENSEC PL_statcache.st_birthtimensec
143#elif HAVE_ST_BIRTHTIMESPEC
144# define BTIMESEC PL_statcache.st_birthtim.tv_sec
145# define BTIMENSEC PL_statcache.st_birthtim.tv_nsec
146#else
147# define BTIMESEC 0
148# define BTIMENSEC 0
149#endif
150
151#if HAVE_ST_GEN
152# define ST_GEN PL_statcache.st_gen
153#else
154# define ST_GEN 0
155#endif
112 156
113#include "schmorp.h" 157#include "schmorp.h"
114 158
115#if HAVE_EVENTFD 159#if HAVE_EVENTFD
116# include <sys/eventfd.h> 160# include <sys/eventfd.h>
… …
163# else 207# else
164# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ 208# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
165# endif 209# endif
166#endif 210#endif
167 211
168/* defines all sorts of constants to 0 unless they are already defined */
169/* also provides const_iv_ and const_niv_ macros for them */
170#include "def0.h"
171
172#ifndef makedev 212#ifndef makedev
173# define makedev(maj,min) (((maj) << 8) | (min)) 213# define makedev(maj,min) (((maj) << 8) | (min))
174#endif 214#endif
175#ifndef major 215#ifndef major
176# define major(dev) ((dev) >> 8) 216# define major(dev) ((dev) >> 8)
177#endif 217#endif
178#ifndef minor 218#ifndef minor
179# define minor(dev) ((dev) & 0xff) 219# define minor(dev) ((dev) & 0xff)
180#endif 220#endif
181 221
222/* solaris has a non-posix/unix compliant PAGESIZE that breaks compilation */
223#ifdef __sun
224# undef PAGESIZE
225#endif
226
182#if PAGESIZE <= 0 227#if PAGESIZE <= 0
183# define PAGESIZE sysconf (_SC_PAGESIZE) 228# define PAGESIZE sysconf (_SC_PAGESIZE)
184#endif 229#endif
185 230
186/*****************************************************************************/ 231/*****************************************************************************/
187 232
188#if !_POSIX_MAPPED_FILES 233#if !_POSIX_MAPPED_FILES
189# define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS () 234# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, (void *)-1)
190# define munmap(addr,length) EIO_ENOSYS () 235# define munmap(addr,length) EIO_ENOSYS ()
191#endif 236#endif
192 237
193#if !_POSIX_MEMORY_PROTECTION 238#if !_POSIX_MEMORY_PROTECTION
194# define mprotect(addr,len,prot) EIO_ENOSYS () 239# define mprotect(addr,len,prot) EIO_ENOSYS ()
… …
275{ 320{
276 /* todo: iterate over magic and only free ours, but of course */ 321 /* todo: iterate over magic and only free ours, but of course */
277 /* the perl5porters will call that (correct) behaviour buggy */ 322 /* the perl5porters will call that (correct) behaviour buggy */
278 sv_unmagic (sv, FOREIGN_MAGIC); 323 sv_unmagic (sv, FOREIGN_MAGIC);
279} 324}
325
326/*****************************************************************************/
327
328/* defines all sorts of constants to 0 unless they are already defined */
329/* also provides const_iv_ and const_niv_ macros for them */
330#include "def0.h"
280 331
281/*****************************************************************************/ 332/*****************************************************************************/
282 333
283static void 334static void
284fiemap (eio_req *req) 335fiemap (eio_req *req)
… …
375 errno = ENOSYS; 426 errno = ENOSYS;
376#endif 427#endif
377} 428}
378 429
379/*****************************************************************************/ 430/*****************************************************************************/
431
432static int close_fd; /* dummy fd to close fds via dup2 */
380 433
381enum { 434enum {
382 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 435 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
383}; 436};
384 437
… …
767#endif 820#endif
768 } 821 }
769 else 822 else
770 PUSHs (sv_result); 823 PUSHs (sv_result);
771 break; 824 break;
825
826#if 0
827 case EIO_CLOSE:
828 PerlIOUnix_refcnt_dec (req->int1);
829 break;
830#endif
772 831
773 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ 832 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
774 if (req->result > 0) 833 if (req->result > 0)
775 SvIV_set (sv_result, 0); 834 SvIV_set (sv_result, 0);
776 /* FALLTHROUGH */ 835 /* FALLTHROUGH */
… …
1042 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) 1101 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
1043 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) 1102 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
1044 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) 1103 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
1045 1104
1046 /* the second block will be 0 when missing */ 1105 /* the second block will be 0 when missing */
1106 const_iv (O_ACCMODE)
1107
1047 const_iv (O_RDONLY) 1108 const_iv (O_RDONLY)
1048 const_iv (O_WRONLY) 1109 const_iv (O_WRONLY)
1049 const_iv (O_RDWR) 1110 const_iv (O_RDWR)
1050 const_iv (O_CREAT) 1111 const_iv (O_CREAT)
1051 const_iv (O_TRUNC) 1112 const_iv (O_TRUNC)
… …
1115 1176
1116 const_iv (MREMAP_MAYMOVE) 1177 const_iv (MREMAP_MAYMOVE)
1117 const_iv (MREMAP_FIXED) 1178 const_iv (MREMAP_FIXED)
1118 1179
1119 const_iv (F_DUPFD_CLOEXEC) 1180 const_iv (F_DUPFD_CLOEXEC)
1181
1182 const_iv (MSG_CMSG_CLOEXEC)
1183 const_iv (SOCK_CLOEXEC)
1120 1184
1121 const_iv (F_OFD_GETLK) 1185 const_iv (F_OFD_GETLK)
1122 const_iv (F_OFD_SETLK) 1186 const_iv (F_OFD_SETLK)
1123 const_iv (F_OFD_GETLKW) 1187 const_iv (F_OFD_GETLKW)
1124 1188
… …
1220 const_eio (SEEK_CUR) 1284 const_eio (SEEK_CUR)
1221 const_eio (SEEK_END) 1285 const_eio (SEEK_END)
1222 1286
1223 const_eio (MCL_FUTURE) 1287 const_eio (MCL_FUTURE)
1224 const_eio (MCL_CURRENT) 1288 const_eio (MCL_CURRENT)
1289 const_eio (MCL_ONFAULT)
1225 1290
1226 const_eio (MS_ASYNC) 1291 const_eio (MS_ASYNC)
1227 const_eio (MS_INVALIDATE) 1292 const_eio (MS_INVALIDATE)
1228 const_eio (MS_SYNC) 1293 const_eio (MS_SYNC)
1229 1294
… …
1268 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) 1333 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
1269 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); 1334 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
1270 1335
1271 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); 1336 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
1272 1337
1338 /* allocate dummy pipe fd for aio_close */
1339 {
1340 int pipefd [2];
1341
1342 if (
1343#ifdef _WIN32
1344 _pipe (pipefd, 1, _O_BINARY) < 0
1345#else
1346 pipe (pipefd) < 0
1347 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1348#endif
1349 || close (pipefd [1]) < 0
1350 )
1351 croak ("IO::AIO: unable to create dummy pipe for aio_close");
1352
1353 close_fd = pipefd [0];
1354 }
1355
1273 reinit (); 1356 reinit ();
1274} 1357}
1275 1358
1276void 1359void
1277reinit () 1360reinit ()
… …
1399 1482
1400void 1483void
1401aio_close (SV *fh, SV *callback = &PL_sv_undef) 1484aio_close (SV *fh, SV *callback = &PL_sv_undef)
1402 PPCODE: 1485 PPCODE:
1403{ 1486{
1404 static int close_fd = -1; /* dummy fd to close fds via dup2 */
1405 int fd = s_fileno_croak (fh, 0); 1487 int fd = s_fileno_croak (fh, 0);
1406 dREQ; 1488 dREQ;
1489#if 0
1490 /* partially duplicate logic in s_fileno */
1491 SvGETMAGIC (fh);
1407 1492
1408 if (expect_false (close_fd < 0)) 1493 if (SvROK (fh))
1494 {
1495 fh = SvRV (fh);
1496 SvGETMAGIC (fh);
1497 }
1498
1499 if (SvTYPE (fh) == SVt_PVGV)
1409 { 1500 {
1410 int pipefd [2]; 1501 /* perl filehandle */
1502 PerlIOUnix_refcnt_inc (fd);
1503 do_close ((GV *)fh, 1);
1411 1504
1412 if ( 1505 req->type = EIO_CLOSE;
1413#ifdef _WIN32 1506 req->int1 = fd;
1414 _pipe (pipefd, 1, _O_BINARY) < 0 1507 /*req->sv2 = newSVsv (fh);*/ /* since we stole the fd, no need to keep the fh */
1415#else
1416 pipe (pipefd) < 0
1417 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1418#endif
1419 || close (pipefd [1]) < 0
1420 )
1421 abort (); /*D*/
1422
1423 close_fd = pipefd [0];
1424 } 1508 }
1425 1509 else
1510#endif
1511 {
1512 /* fd number */
1426 req->type = EIO_DUP2; 1513 req->type = EIO_DUP2;
1427 req->int1 = close_fd; 1514 req->int1 = close_fd;
1428 req->sv2 = newSVsv (fh); 1515 req->sv2 = newSVsv (fh);
1429 req->int2 = fd; 1516 req->int2 = fd;
1517 }
1430 1518
1431 REQ_SEND; 1519 REQ_SEND;
1432} 1520}
1433 1521
1434void 1522void
… …
1605 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); 1693 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1606 1694
1607 REQ_SEND; 1695 REQ_SEND;
1608} 1696}
1609 1697
1698void
1699st_xtime ()
1700 ALIAS:
1701 st_atime = 0x01
1702 st_mtime = 0x02
1703 st_ctime = 0x04
1704 st_btime = 0x08
1705 st_xtime = 0x0f
1706 PPCODE:
1707 EXTEND (SP, 4);
1708 if (ix & 0x01) PUSHs (newSVnv (PL_statcache.st_atime + 1e-9 * ATIMENSEC));
1709 if (ix & 0x02) PUSHs (newSVnv (PL_statcache.st_mtime + 1e-9 * MTIMENSEC));
1710 if (ix & 0x04) PUSHs (newSVnv (PL_statcache.st_ctime + 1e-9 * CTIMENSEC));
1711 if (ix & 0x08) PUSHs (newSVnv (BTIMESEC + 1e-9 * BTIMENSEC));
1712
1713void
1714st_xtimensec ()
1715 ALIAS:
1716 st_atimensec = 0x01
1717 st_mtimensec = 0x02
1718 st_ctimensec = 0x04
1719 st_btimensec = 0x08
1720 st_xtimensec = 0x0f
1721 st_btimesec = 0x10
1722 st_gen = 0x20
1723 PPCODE:
1724 EXTEND (SP, 4);
1725 if (ix & 0x01) PUSHs (newSViv (ATIMENSEC));
1726 if (ix & 0x02) PUSHs (newSViv (MTIMENSEC));
1727 if (ix & 0x04) PUSHs (newSViv (CTIMENSEC));
1728 if (ix & 0x08) PUSHs (newSViv (BTIMENSEC));
1729 if (ix & 0x10) PUSHs (newSVuv (BTIMESEC));
1730 if (ix & 0x20) PUSHs (newSVuv (ST_GEN));
1731
1610UV 1732UV
1611major (UV dev) 1733major (UV dev)
1612 ALIAS: 1734 ALIAS:
1613 minor = 1 1735 minor = 1
1614 CODE: 1736 CODE:
… …
2069munmap (SV *scalar) 2191munmap (SV *scalar)
2070 CODE: 2192 CODE:
2071 sv_clear_foreign (scalar); 2193 sv_clear_foreign (scalar);
2072 2194
2073SV * 2195SV *
2074mremap (SV *scalar, STRLEN new_length, int flags = 0, IV new_address = 0) 2196mremap (SV *scalar, STRLEN new_length, int flags = MREMAP_MAYMOVE, IV new_address = 0)
2075 CODE: 2197 CODE:
2076{ 2198{
2077 MAGIC *mg = mg_findext (scalar, FOREIGN_MAGIC, &mmap_vtbl); 2199 MAGIC *mg = mg_findext (scalar, FOREIGN_MAGIC, &mmap_vtbl);
2078 void *new; 2200 void *new;
2079 2201
… …
2099} 2221}
2100 OUTPUT: 2222 OUTPUT:
2101 RETVAL 2223 RETVAL
2102 2224
2103int 2225int
2104madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) 2226madvise (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
2105 ALIAS: 2227 ALIAS:
2106 mprotect = 1 2228 mprotect = 1
2107 CODE: 2229 CODE:
2108{ 2230{
2109 STRLEN svlen; 2231 STRLEN svlen;
… …
2130} 2252}
2131 OUTPUT: 2253 OUTPUT:
2132 RETVAL 2254 RETVAL
2133 2255
2134int 2256int
2135munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef) 2257munlock (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef)
2136 CODE: 2258 CODE:
2137{ 2259{
2138 STRLEN svlen; 2260 STRLEN svlen;
2139 void *addr = SvPVbyte (scalar, svlen); 2261 void *addr = SvPVbyte (scalar, svlen);
2140 size_t len = SvUV (length); 2262 size_t len = SvUV (length);
… …
2155#else 2277#else
2156 RETVAL = EIO_ENOSYS (); 2278 RETVAL = EIO_ENOSYS ();
2157#endif 2279#endif
2158} 2280}
2159 OUTPUT: 2281 OUTPUT:
2282 RETVAL
2283
2284int
2285mlockall (int flags)
2286 PROTOTYPE: $;
2287 CODE:
2288 RETVAL = eio_mlockall_sync (flags);
2289 OUTPUT:
2160 RETVAL 2290 RETVAL
2161 2291
2162int 2292int
2163munlockall () 2293munlockall ()
2164 CODE: 2294 CODE:

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