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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" |
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8 | |
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9 | #if !defined mg_findext |
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10 | # define mg_findext(sv,type,vtbl) mg_find (sv, type) |
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11 | #endif |
8 | |
12 | |
9 | #include <stddef.h> |
13 | #include <stddef.h> |
10 | #include <stdlib.h> |
14 | #include <stdlib.h> |
11 | #include <errno.h> |
15 | #include <errno.h> |
12 | #include <sys/types.h> |
16 | #include <sys/types.h> |
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17 | #include <sys/socket.h> |
13 | #include <sys/stat.h> |
18 | #include <sys/stat.h> |
14 | #include <limits.h> |
19 | #include <limits.h> |
15 | #include <fcntl.h> |
20 | #include <fcntl.h> |
16 | #include <sched.h> |
21 | #include <sched.h> |
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22 | |
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23 | #if HAVE_SYS_MKDEV_H |
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24 | # include <sys/mkdev.h> |
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25 | #elif HAVE_SYS_SYSMACROS_H |
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26 | # include <sys/sysmacros.h> |
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27 | #endif |
17 | |
28 | |
18 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
29 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
19 | # include <sys/mman.h> |
30 | # include <sys/mman.h> |
20 | #endif |
31 | #endif |
21 | |
32 | |
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102 | #define expect_false(expr) expect ((expr) != 0, 0) |
113 | #define expect_false(expr) expect ((expr) != 0, 0) |
103 | #define expect_true(expr) expect ((expr) != 0, 1) |
114 | #define expect_true(expr) expect ((expr) != 0, 1) |
104 | |
115 | |
105 | /*****************************************************************************/ |
116 | /*****************************************************************************/ |
106 | |
117 | |
107 | #include "libeio/config.h" |
118 | #include "config.h" |
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119 | |
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120 | #if HAVE_ST_XTIMENSEC |
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121 | # define ATIMENSEC PL_statcache.st_atimensec |
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122 | # define MTIMENSEC PL_statcache.st_mtimensec |
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123 | # define CTIMENSEC PL_statcache.st_ctimensec |
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124 | #elif HAVE_ST_XTIMESPEC |
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125 | # define ATIMENSEC PL_statcache.st_atim.tv_nsec |
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126 | # define MTIMENSEC PL_statcache.st_mtim.tv_nsec |
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127 | # define CTIMENSEC PL_statcache.st_ctim.tv_nsec |
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128 | #else |
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129 | # define ATIMENSEC 0 |
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130 | # define MTIMENSEC 0 |
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131 | # define CTIMENSEC 0 |
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132 | #endif |
108 | |
133 | |
109 | #include "schmorp.h" |
134 | #include "schmorp.h" |
110 | |
135 | |
111 | #if HAVE_EVENTFD |
136 | #if HAVE_EVENTFD |
112 | # include <sys/eventfd.h> |
137 | # include <sys/eventfd.h> |
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159 | # else |
184 | # else |
160 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
185 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
161 | # endif |
186 | # endif |
162 | #endif |
187 | #endif |
163 | |
188 | |
164 | /* defines all sorts of constants to 0 unless they are already defined */ |
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165 | /* also provides const_iv_ and const_niv_ macros for them */ |
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166 | #include "def0.h" |
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167 | |
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168 | #ifndef makedev |
189 | #ifndef makedev |
169 | # define makedev(maj,min) (((maj) << 8) | (min)) |
190 | # define makedev(maj,min) (((maj) << 8) | (min)) |
170 | #endif |
191 | #endif |
171 | #ifndef major |
192 | #ifndef major |
172 | # define major(dev) ((dev) >> 8) |
193 | # define major(dev) ((dev) >> 8) |
173 | #endif |
194 | #endif |
174 | #ifndef minor |
195 | #ifndef minor |
175 | # define minor(dev) ((dev) & 0xff) |
196 | # define minor(dev) ((dev) & 0xff) |
176 | #endif |
197 | #endif |
177 | |
198 | |
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199 | /* solaris has a non-posix/unix compliant PAGESIZE that breaks compilation */ |
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200 | #ifdef __sun |
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201 | # undef PAGESIZE |
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202 | #endif |
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203 | |
178 | #if PAGESIZE <= 0 |
204 | #if PAGESIZE <= 0 |
179 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
205 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
180 | #endif |
206 | #endif |
181 | |
207 | |
182 | /*****************************************************************************/ |
208 | /*****************************************************************************/ |
183 | |
209 | |
184 | #if !_POSIX_MAPPED_FILES |
210 | #if !_POSIX_MAPPED_FILES |
185 | # define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS () |
211 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, (void *)-1) |
186 | # define munmap(addr,length) EIO_ENOSYS () |
212 | # define munmap(addr,length) EIO_ENOSYS () |
187 | #endif |
213 | #endif |
188 | |
214 | |
189 | #if !_POSIX_MEMORY_PROTECTION |
215 | #if !_POSIX_MEMORY_PROTECTION |
190 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
216 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
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271 | { |
297 | { |
272 | /* todo: iterate over magic and only free ours, but of course */ |
298 | /* todo: iterate over magic and only free ours, but of course */ |
273 | /* the perl5porters will call that (correct) behaviour buggy */ |
299 | /* the perl5porters will call that (correct) behaviour buggy */ |
274 | sv_unmagic (sv, FOREIGN_MAGIC); |
300 | sv_unmagic (sv, FOREIGN_MAGIC); |
275 | } |
301 | } |
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302 | |
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303 | /*****************************************************************************/ |
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304 | |
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305 | /* defines all sorts of constants to 0 unless they are already defined */ |
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306 | /* also provides const_iv_ and const_niv_ macros for them */ |
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307 | #include "def0.h" |
276 | |
308 | |
277 | /*****************************************************************************/ |
309 | /*****************************************************************************/ |
278 | |
310 | |
279 | static void |
311 | static void |
280 | fiemap (eio_req *req) |
312 | fiemap (eio_req *req) |
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1038 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
1070 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
1039 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
1071 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
1040 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
1072 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
1041 | |
1073 | |
1042 | /* the second block will be 0 when missing */ |
1074 | /* the second block will be 0 when missing */ |
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1075 | const_iv (O_ACCMODE) |
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1076 | |
1043 | const_iv (O_RDONLY) |
1077 | const_iv (O_RDONLY) |
1044 | const_iv (O_WRONLY) |
1078 | const_iv (O_WRONLY) |
1045 | const_iv (O_RDWR) |
1079 | const_iv (O_RDWR) |
1046 | const_iv (O_CREAT) |
1080 | const_iv (O_CREAT) |
1047 | const_iv (O_TRUNC) |
1081 | const_iv (O_TRUNC) |
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1111 | |
1145 | |
1112 | const_iv (MREMAP_MAYMOVE) |
1146 | const_iv (MREMAP_MAYMOVE) |
1113 | const_iv (MREMAP_FIXED) |
1147 | const_iv (MREMAP_FIXED) |
1114 | |
1148 | |
1115 | const_iv (F_DUPFD_CLOEXEC) |
1149 | const_iv (F_DUPFD_CLOEXEC) |
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1150 | |
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1151 | const_iv (MSG_CMSG_CLOEXEC) |
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1152 | const_iv (SOCK_CLOEXEC) |
1116 | |
1153 | |
1117 | const_iv (F_OFD_GETLK) |
1154 | const_iv (F_OFD_GETLK) |
1118 | const_iv (F_OFD_SETLK) |
1155 | const_iv (F_OFD_SETLK) |
1119 | const_iv (F_OFD_GETLKW) |
1156 | const_iv (F_OFD_GETLKW) |
1120 | |
1157 | |
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1601 | req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); |
1638 | req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); |
1602 | |
1639 | |
1603 | REQ_SEND; |
1640 | REQ_SEND; |
1604 | } |
1641 | } |
1605 | |
1642 | |
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1643 | void |
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1644 | st_xtime () |
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1645 | ALIAS: |
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1646 | st_atime = 1 |
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1647 | st_mtime = 2 |
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1648 | st_ctime = 4 |
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1649 | st_xtime = 7 |
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1650 | PPCODE: |
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1651 | EXTEND (SP, 3); |
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1652 | if (ix & 1) PUSHs (newSVnv (PL_statcache.st_atime + 1e-9 * ATIMENSEC)); |
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1653 | if (ix & 2) PUSHs (newSVnv (PL_statcache.st_mtime + 1e-9 * MTIMENSEC)); |
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1654 | if (ix & 4) PUSHs (newSVnv (PL_statcache.st_ctime + 1e-9 * CTIMENSEC)); |
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1655 | |
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1656 | void |
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1657 | st_xtimensec () |
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1658 | ALIAS: |
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1659 | st_atimensec = 1 |
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1660 | st_mtimensec = 2 |
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1661 | st_ctimensec = 4 |
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1662 | st_xtimensec = 7 |
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1663 | PPCODE: |
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1664 | EXTEND (SP, 3); |
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1665 | if (ix & 1) PUSHs (newSViv (ATIMENSEC)); |
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1666 | if (ix & 2) PUSHs (newSViv (MTIMENSEC)); |
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1667 | if (ix & 4) PUSHs (newSViv (CTIMENSEC)); |
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1668 | |
1606 | UV |
1669 | UV |
1607 | major (UV dev) |
1670 | major (UV dev) |
1608 | ALIAS: |
1671 | ALIAS: |
1609 | minor = 1 |
1672 | minor = 1 |
1610 | CODE: |
1673 | CODE: |
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2065 | munmap (SV *scalar) |
2128 | munmap (SV *scalar) |
2066 | CODE: |
2129 | CODE: |
2067 | sv_clear_foreign (scalar); |
2130 | sv_clear_foreign (scalar); |
2068 | |
2131 | |
2069 | SV * |
2132 | SV * |
2070 | mremap (SV *scalar, STRLEN new_length, int flags = 0, IV new_address = 0) |
2133 | mremap (SV *scalar, STRLEN new_length, int flags = MREMAP_MAYMOVE, IV new_address = 0) |
2071 | CODE: |
2134 | CODE: |
2072 | { |
2135 | { |
2073 | MAGIC *mg = mg_findext (scalar, FOREIGN_MAGIC, &mmap_vtbl); |
2136 | MAGIC *mg = mg_findext (scalar, FOREIGN_MAGIC, &mmap_vtbl); |
2074 | void *new; |
2137 | void *new; |
2075 | |
2138 | |