| 1 | /* solaris */ |
1 | #include "xthread.h" |
| 2 | #define _POSIX_PTHREAD_SEMANTICS 1 |
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| 3 | |
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| 4 | #if __linux && !defined(_GNU_SOURCE) |
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| 5 | # define _GNU_SOURCE |
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| 6 | #endif |
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| 7 | |
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| 8 | /* just in case */ |
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| 9 | #define _REENTRANT 1 |
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| 10 | |
2 | |
| 11 | #include <errno.h> |
3 | #include <errno.h> |
| 12 | |
4 | |
| 13 | #include "EXTERN.h" |
5 | #include "EXTERN.h" |
| 14 | #include "perl.h" |
6 | #include "perl.h" |
| 15 | #include "XSUB.h" |
7 | #include "XSUB.h" |
| 16 | |
8 | |
| 17 | #include "autoconf/config.h" |
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| 18 | |
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| 19 | #include <pthread.h> |
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| 20 | |
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| 21 | #include <stddef.h> |
9 | #include <stddef.h> |
| 22 | #include <stdlib.h> |
10 | #include <stdlib.h> |
| 23 | #include <errno.h> |
11 | #include <errno.h> |
| 24 | #include <sys/time.h> |
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| 25 | #include <sys/select.h> |
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| 26 | #include <sys/types.h> |
12 | #include <sys/types.h> |
| 27 | #include <sys/stat.h> |
13 | #include <sys/stat.h> |
| 28 | #include <limits.h> |
14 | #include <limits.h> |
| 29 | #include <unistd.h> |
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| 30 | #include <fcntl.h> |
15 | #include <fcntl.h> |
| 31 | #include <signal.h> |
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| 32 | #include <sched.h> |
16 | #include <sched.h> |
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17 | |
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18 | #ifdef _WIN32 |
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19 | |
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20 | # define SIGIO 0 |
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21 | typedef Direntry_t X_DIRENT; |
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22 | #undef malloc |
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23 | #undef free |
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24 | |
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25 | // perl overrides all those nice win32 functions |
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26 | # undef open |
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27 | # undef read |
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28 | # undef write |
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29 | # undef stat |
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30 | # undef fstat |
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31 | # define lstat stat |
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32 | # undef truncate |
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33 | # undef ftruncate |
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34 | # undef open |
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35 | # undef close |
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36 | # undef unlink |
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37 | # undef rmdir |
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38 | # undef rename |
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39 | # undef lseek |
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40 | |
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41 | # define chown(a,b,c) (errno = ENOSYS, -1) |
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42 | # define fchown(a,b,c) (errno = ENOSYS, -1) |
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43 | # define fchmod(a,b) (errno = ENOSYS, -1) |
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44 | # define symlink(a,b) (errno = ENOSYS, -1) |
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45 | # define readlink(a,b,c) (errno = ENOSYS, -1) |
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46 | # define mknod(a,b,c) (errno = ENOSYS, -1) |
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47 | # define truncate(a,b) (errno = ENOSYS, -1) |
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48 | # define ftruncate(fd,o) chsize ((fd), (o)) |
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49 | # define fsync(fd) _commit (fd) |
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50 | # define opendir(fd) (errno = ENOSYS, 0) |
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51 | # define readdir(fd) (errno = ENOSYS, -1) |
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52 | # define closedir(fd) (errno = ENOSYS, -1) |
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53 | # define mkdir(a,b) mkdir (a) |
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54 | |
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55 | #else |
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56 | |
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57 | # include "autoconf/config.h" |
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58 | # include <sys/time.h> |
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59 | # include <sys/select.h> |
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60 | # include <unistd.h> |
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61 | # include <utime.h> |
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62 | # include <signal.h> |
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63 | typedef struct dirent X_DIRENT; |
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64 | |
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65 | #endif |
| 33 | |
66 | |
| 34 | #if HAVE_SENDFILE |
67 | #if HAVE_SENDFILE |
| 35 | # if __linux |
68 | # if __linux |
| 36 | # include <sys/sendfile.h> |
69 | # include <sys/sendfile.h> |
| 37 | # elif __freebsd |
70 | # elif __freebsd |
| … | |
… | |
| 52 | /* used for struct dirent, AIX doesn't provide it */ |
85 | /* used for struct dirent, AIX doesn't provide it */ |
| 53 | #ifndef NAME_MAX |
86 | #ifndef NAME_MAX |
| 54 | # define NAME_MAX 4096 |
87 | # define NAME_MAX 4096 |
| 55 | #endif |
88 | #endif |
| 56 | |
89 | |
| 57 | #ifndef PTHREAD_STACK_MIN |
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| 58 | /* care for broken platforms, e.g. windows */ |
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| 59 | # define PTHREAD_STACK_MIN 16384 |
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| 60 | #endif |
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| 61 | |
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| 62 | #if __ia64 |
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| 63 | # define STACKSIZE 65536 |
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| 64 | #elif __i386 || __x86_64 /* 16k is unreasonably high :( */ |
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| 65 | # define STACKSIZE PTHREAD_STACK_MIN |
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| 66 | #else |
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| 67 | # define STACKSIZE 16384 |
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| 68 | #endif |
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| 69 | |
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| 70 | /* wether word reads are potentially non-atomic. |
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| 71 | * this is conservatice, likely most arches this runs |
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| 72 | * on have atomic word read/writes. |
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| 73 | */ |
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| 74 | #ifndef WORDACCESS_UNSAFE |
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| 75 | # if __i386 || __x86_64 |
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| 76 | # define WORDACCESS_UNSAFE 0 |
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| 77 | # else |
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| 78 | # define WORDACCESS_UNSAFE 1 |
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| 79 | # endif |
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| 80 | #endif |
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| 81 | |
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| 82 | /* buffer size for various temporary buffers */ |
90 | /* buffer size for various temporary buffers */ |
| 83 | #define AIO_BUFSIZE 65536 |
91 | #define AIO_BUFSIZE 65536 |
| 84 | |
92 | |
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93 | /* use NV for 32 bit perls as it allows larger offsets */ |
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94 | #if IVSIZE >= 8 |
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95 | # define SvVAL64 SvIV |
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96 | #else |
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97 | # define SvVAL64 SvNV |
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98 | #endif |
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99 | |
| 85 | #define dBUF \ |
100 | #define dBUF \ |
| 86 | char *aio_buf; \ |
101 | char *aio_buf; \ |
| 87 | LOCK (wrklock); \ |
102 | X_LOCK (wrklock); \ |
| 88 | self->dbuf = aio_buf = malloc (AIO_BUFSIZE); \ |
103 | self->dbuf = aio_buf = malloc (AIO_BUFSIZE); \ |
| 89 | UNLOCK (wrklock); \ |
104 | X_UNLOCK (wrklock); \ |
| 90 | if (!aio_buf) \ |
105 | if (!aio_buf) \ |
| 91 | return -1; |
106 | return -1; |
| 92 | |
107 | |
| 93 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
108 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
| 94 | |
109 | |
| 95 | enum { |
110 | enum { |
| 96 | REQ_QUIT, |
111 | REQ_QUIT, |
| 97 | REQ_OPEN, REQ_CLOSE, |
112 | REQ_OPEN, REQ_CLOSE, |
| 98 | REQ_READ, REQ_WRITE, REQ_READAHEAD, |
113 | REQ_READ, REQ_WRITE, |
| 99 | REQ_SENDFILE, |
114 | REQ_READAHEAD, REQ_SENDFILE, |
| 100 | REQ_STAT, REQ_LSTAT, REQ_FSTAT, |
115 | REQ_STAT, REQ_LSTAT, REQ_FSTAT, |
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116 | REQ_TRUNCATE, REQ_FTRUNCATE, |
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117 | REQ_UTIME, REQ_FUTIME, |
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118 | REQ_CHMOD, REQ_FCHMOD, |
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119 | REQ_CHOWN, REQ_FCHOWN, |
| 101 | REQ_FSYNC, REQ_FDATASYNC, |
120 | REQ_FSYNC, REQ_FDATASYNC, |
| 102 | REQ_UNLINK, REQ_RMDIR, REQ_RENAME, |
121 | REQ_UNLINK, REQ_RMDIR, REQ_MKDIR, REQ_RENAME, |
| 103 | REQ_MKNOD, REQ_READDIR, |
122 | REQ_MKNOD, REQ_READDIR, |
| 104 | REQ_LINK, REQ_SYMLINK, REQ_READLINK, |
123 | REQ_LINK, REQ_SYMLINK, REQ_READLINK, |
| 105 | REQ_GROUP, REQ_NOP, |
124 | REQ_GROUP, REQ_NOP, |
| 106 | REQ_BUSY, |
125 | REQ_BUSY, |
| 107 | }; |
126 | }; |
| … | |
… | |
| 111 | |
130 | |
| 112 | typedef struct aio_cb |
131 | typedef struct aio_cb |
| 113 | { |
132 | { |
| 114 | struct aio_cb *volatile next; |
133 | struct aio_cb *volatile next; |
| 115 | |
134 | |
| 116 | SV *callback, *fh; |
135 | SV *callback; |
| 117 | SV *sv1, *sv2; |
136 | SV *sv1, *sv2; |
| 118 | void *ptr1, *ptr2; |
137 | void *ptr1, *ptr2; |
| 119 | off_t offs; |
138 | off_t offs; |
| 120 | size_t size; |
139 | size_t size; |
| 121 | ssize_t result; |
140 | ssize_t result; |
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141 | double nv1, nv2; |
| 122 | |
142 | |
| 123 | STRLEN stroffset; |
143 | STRLEN stroffset; |
| 124 | int type; |
144 | int type; |
| 125 | int int1, int2; |
145 | int int1, int2, int3; |
| 126 | int errorno; |
146 | int errorno; |
| 127 | mode_t mode; /* open */ |
147 | mode_t mode; /* open */ |
| 128 | |
148 | |
| 129 | unsigned char flags; |
149 | unsigned char flags; |
| 130 | unsigned char pri; |
150 | unsigned char pri; |
| … | |
… | |
| 133 | struct aio_cb *grp, *grp_prev, *grp_next, *grp_first; |
153 | struct aio_cb *grp, *grp_prev, *grp_next, *grp_first; |
| 134 | } aio_cb; |
154 | } aio_cb; |
| 135 | |
155 | |
| 136 | enum { |
156 | enum { |
| 137 | FLAG_CANCELLED = 0x01, /* request was cancelled */ |
157 | FLAG_CANCELLED = 0x01, /* request was cancelled */ |
| 138 | FLAG_SV1_RO_OFF = 0x40, /* data was set readonly */ |
158 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
| 139 | FLAG_PTR2_FREE = 0x80, /* need to free(ptr2) */ |
159 | FLAG_PTR2_FREE = 0x80, /* need to free(ptr2) */ |
| 140 | }; |
160 | }; |
| 141 | |
161 | |
| 142 | typedef aio_cb *aio_req; |
162 | typedef aio_cb *aio_req; |
| 143 | typedef aio_cb *aio_req_ornot; |
163 | typedef aio_cb *aio_req_ornot; |
| … | |
… | |
| 161 | { |
181 | { |
| 162 | return (tv2->tv_sec - tv1->tv_sec ) * AIO_TICKS |
182 | return (tv2->tv_sec - tv1->tv_sec ) * AIO_TICKS |
| 163 | + ((tv2->tv_usec - tv1->tv_usec) >> 10); |
183 | + ((tv2->tv_usec - tv1->tv_usec) >> 10); |
| 164 | } |
184 | } |
| 165 | |
185 | |
| 166 | static pthread_t main_tid; |
186 | static thread_t main_tid; |
| 167 | static int main_sig; |
187 | static int main_sig; |
| 168 | static int block_sig_level; |
188 | static int block_sig_level; |
| 169 | |
189 | |
| 170 | void block_sig () |
190 | void block_sig () |
| 171 | { |
191 | { |
| … | |
… | |
| 199 | |
219 | |
| 200 | static int next_pri = DEFAULT_PRI + PRI_BIAS; |
220 | static int next_pri = DEFAULT_PRI + PRI_BIAS; |
| 201 | |
221 | |
| 202 | static unsigned int started, idle, wanted; |
222 | static unsigned int started, idle, wanted; |
| 203 | |
223 | |
| 204 | #if __linux && defined (PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP) |
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| 205 | # define AIO_MUTEX_INIT PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP |
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| 206 | #else |
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| 207 | # define AIO_MUTEX_INIT PTHREAD_MUTEX_INITIALIZER |
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| 208 | #endif |
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| 209 | |
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| 210 | #define LOCK(mutex) pthread_mutex_lock (&(mutex)) |
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| 211 | #define UNLOCK(mutex) pthread_mutex_unlock (&(mutex)) |
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| 212 | |
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| 213 | /* worker threads management */ |
224 | /* worker threads management */ |
| 214 | static pthread_mutex_t wrklock = AIO_MUTEX_INIT; |
225 | static mutex_t wrklock = X_MUTEX_INIT; |
| 215 | |
226 | |
| 216 | typedef struct worker { |
227 | typedef struct worker { |
| 217 | /* locked by wrklock */ |
228 | /* locked by wrklock */ |
| 218 | struct worker *prev, *next; |
229 | struct worker *prev, *next; |
| 219 | |
230 | |
| 220 | pthread_t tid; |
231 | thread_t tid; |
| 221 | |
232 | |
| 222 | /* locked by reslock, reqlock or wrklock */ |
233 | /* locked by reslock, reqlock or wrklock */ |
| 223 | aio_req req; /* currently processed request */ |
234 | aio_req req; /* currently processed request */ |
| 224 | void *dbuf; |
235 | void *dbuf; |
| 225 | DIR *dirp; |
236 | DIR *dirp; |
| … | |
… | |
| 253 | static volatile unsigned int nreqs, nready, npending; |
264 | static volatile unsigned int nreqs, nready, npending; |
| 254 | static volatile unsigned int max_idle = 4; |
265 | static volatile unsigned int max_idle = 4; |
| 255 | static volatile unsigned int max_outstanding = 0xffffffff; |
266 | static volatile unsigned int max_outstanding = 0xffffffff; |
| 256 | static int respipe [2]; |
267 | static int respipe [2]; |
| 257 | |
268 | |
| 258 | static pthread_mutex_t reslock = AIO_MUTEX_INIT; |
269 | static mutex_t reslock = X_MUTEX_INIT; |
| 259 | static pthread_mutex_t reqlock = AIO_MUTEX_INIT; |
270 | static mutex_t reqlock = X_MUTEX_INIT; |
| 260 | static pthread_cond_t reqwait = PTHREAD_COND_INITIALIZER; |
271 | static cond_t reqwait = X_COND_INIT; |
| 261 | |
272 | |
| 262 | #if WORDACCESS_UNSAFE |
273 | #if WORDACCESS_UNSAFE |
| 263 | |
274 | |
| 264 | static unsigned int get_nready () |
275 | static unsigned int get_nready () |
| 265 | { |
276 | { |
| 266 | unsigned int retval; |
277 | unsigned int retval; |
| 267 | |
278 | |
| 268 | LOCK (reqlock); |
279 | X_LOCK (reqlock); |
| 269 | retval = nready; |
280 | retval = nready; |
| 270 | UNLOCK (reqlock); |
281 | X_UNLOCK (reqlock); |
| 271 | |
282 | |
| 272 | return retval; |
283 | return retval; |
| 273 | } |
284 | } |
| 274 | |
285 | |
| 275 | static unsigned int get_npending () |
286 | static unsigned int get_npending () |
| 276 | { |
287 | { |
| 277 | unsigned int retval; |
288 | unsigned int retval; |
| 278 | |
289 | |
| 279 | LOCK (reslock); |
290 | X_LOCK (reslock); |
| 280 | retval = npending; |
291 | retval = npending; |
| 281 | UNLOCK (reslock); |
292 | X_UNLOCK (reslock); |
| 282 | |
293 | |
| 283 | return retval; |
294 | return retval; |
| 284 | } |
295 | } |
| 285 | |
296 | |
| 286 | static unsigned int get_nthreads () |
297 | static unsigned int get_nthreads () |
| 287 | { |
298 | { |
| 288 | unsigned int retval; |
299 | unsigned int retval; |
| 289 | |
300 | |
| 290 | LOCK (wrklock); |
301 | X_LOCK (wrklock); |
| 291 | retval = started; |
302 | retval = started; |
| 292 | UNLOCK (wrklock); |
303 | X_UNLOCK (wrklock); |
| 293 | |
304 | |
| 294 | return retval; |
305 | return retval; |
| 295 | } |
306 | } |
| 296 | |
307 | |
| 297 | #else |
308 | #else |
| … | |
… | |
| 356 | abort (); |
367 | abort (); |
| 357 | } |
368 | } |
| 358 | |
369 | |
| 359 | static int poll_cb (); |
370 | static int poll_cb (); |
| 360 | static int req_invoke (aio_req req); |
371 | static int req_invoke (aio_req req); |
| 361 | static void req_free (aio_req req); |
372 | static void req_destroy (aio_req req); |
| 362 | static void req_cancel (aio_req req); |
373 | static void req_cancel (aio_req req); |
| 363 | |
374 | |
| 364 | /* must be called at most once */ |
375 | /* must be called at most once */ |
| 365 | static SV *req_sv (aio_req req, const char *klass) |
376 | static SV *req_sv (aio_req req, const char *klass) |
| 366 | { |
377 | { |
| … | |
… | |
| 432 | { |
443 | { |
| 433 | block_sig (); |
444 | block_sig (); |
| 434 | |
445 | |
| 435 | if (!req_invoke (grp)) |
446 | if (!req_invoke (grp)) |
| 436 | { |
447 | { |
| 437 | req_free (grp); |
448 | req_destroy (grp); |
| 438 | unblock_sig (); |
449 | unblock_sig (); |
| 439 | croak (0); |
450 | croak (0); |
| 440 | } |
451 | } |
| 441 | |
452 | |
| 442 | req_free (grp); |
453 | req_destroy (grp); |
| 443 | unblock_sig (); |
454 | unblock_sig (); |
| 444 | } |
455 | } |
| 445 | } |
456 | } |
| 446 | |
457 | |
| 447 | static int req_invoke (aio_req req) |
458 | static int req_invoke (aio_req req) |
| 448 | { |
459 | { |
| 449 | dSP; |
460 | dSP; |
| 450 | |
461 | |
| 451 | if (req->flags & FLAG_SV1_RO_OFF) |
462 | if (req->flags & FLAG_SV2_RO_OFF) |
| 452 | SvREADONLY_off (req->sv1); |
463 | SvREADONLY_off (req->sv2); |
| 453 | |
464 | |
| 454 | if (!(req->flags & FLAG_CANCELLED) && SvOK (req->callback)) |
465 | if (!(req->flags & FLAG_CANCELLED) && SvOK (req->callback)) |
| 455 | { |
466 | { |
| 456 | ENTER; |
467 | ENTER; |
| 457 | SAVETMPS; |
468 | SAVETMPS; |
| … | |
… | |
| 522 | break; |
533 | break; |
| 523 | |
534 | |
| 524 | case REQ_READLINK: |
535 | case REQ_READLINK: |
| 525 | if (req->result > 0) |
536 | if (req->result > 0) |
| 526 | { |
537 | { |
| 527 | SvCUR_set (req->sv1, req->result); |
538 | SvCUR_set (req->sv2, req->result); |
| 528 | *SvEND (req->sv1) = 0; |
539 | *SvEND (req->sv2) = 0; |
| 529 | PUSHs (req->sv1); |
540 | PUSHs (req->sv2); |
| 530 | } |
541 | } |
| 531 | break; |
542 | break; |
| 532 | |
543 | |
| 533 | case REQ_STAT: |
544 | case REQ_STAT: |
| 534 | case REQ_LSTAT: |
545 | case REQ_LSTAT: |
| … | |
… | |
| 538 | PL_statcache = *(Stat_t *)(req->ptr2); |
549 | PL_statcache = *(Stat_t *)(req->ptr2); |
| 539 | PUSHs (sv_2mortal (newSViv (req->result))); |
550 | PUSHs (sv_2mortal (newSViv (req->result))); |
| 540 | break; |
551 | break; |
| 541 | |
552 | |
| 542 | case REQ_READ: |
553 | case REQ_READ: |
| 543 | SvCUR_set (req->sv1, req->stroffset + (req->result > 0 ? req->result : 0)); |
554 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
| 544 | *SvEND (req->sv1) = 0; |
555 | *SvEND (req->sv2) = 0; |
| 545 | PUSHs (sv_2mortal (newSViv (req->result))); |
556 | PUSHs (sv_2mortal (newSViv (req->result))); |
| 546 | break; |
557 | break; |
| 547 | |
558 | |
| 548 | default: |
559 | default: |
| 549 | PUSHs (sv_2mortal (newSViv (req->result))); |
560 | PUSHs (sv_2mortal (newSViv (req->result))); |
| … | |
… | |
| 575 | } |
586 | } |
| 576 | |
587 | |
| 577 | return !SvTRUE (ERRSV); |
588 | return !SvTRUE (ERRSV); |
| 578 | } |
589 | } |
| 579 | |
590 | |
| 580 | static void req_free (aio_req req) |
591 | static void req_destroy (aio_req req) |
| 581 | { |
592 | { |
| 582 | if (req->self) |
593 | if (req->self) |
| 583 | { |
594 | { |
| 584 | sv_unmagic (req->self, PERL_MAGIC_ext); |
595 | sv_unmagic (req->self, PERL_MAGIC_ext); |
| 585 | SvREFCNT_dec (req->self); |
596 | SvREFCNT_dec (req->self); |
| 586 | } |
597 | } |
| 587 | |
598 | |
| 588 | SvREFCNT_dec (req->fh); |
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| 589 | SvREFCNT_dec (req->sv1); |
599 | SvREFCNT_dec (req->sv1); |
| 590 | SvREFCNT_dec (req->sv2); |
600 | SvREFCNT_dec (req->sv2); |
| 591 | SvREFCNT_dec (req->callback); |
601 | SvREFCNT_dec (req->callback); |
| 592 | |
602 | |
| 593 | if (req->flags & FLAG_PTR2_FREE) |
603 | if (req->flags & FLAG_PTR2_FREE) |
| … | |
… | |
| 615 | req->flags |= FLAG_CANCELLED; |
625 | req->flags |= FLAG_CANCELLED; |
| 616 | |
626 | |
| 617 | req_cancel_subs (req); |
627 | req_cancel_subs (req); |
| 618 | } |
628 | } |
| 619 | |
629 | |
| 620 | static void *aio_proc(void *arg); |
630 | X_THREAD_PROC (aio_proc); |
| 621 | |
631 | |
| 622 | static void start_thread (void) |
632 | static void start_thread (void) |
| 623 | { |
633 | { |
| 624 | sigset_t fullsigset, oldsigset; |
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| 625 | pthread_attr_t attr; |
|
|
| 626 | |
|
|
| 627 | worker *wrk = calloc (1, sizeof (worker)); |
634 | worker *wrk = calloc (1, sizeof (worker)); |
| 628 | |
635 | |
| 629 | if (!wrk) |
636 | if (!wrk) |
| 630 | croak ("unable to allocate worker thread data"); |
637 | croak ("unable to allocate worker thread data"); |
| 631 | |
638 | |
| 632 | pthread_attr_init (&attr); |
|
|
| 633 | pthread_attr_setstacksize (&attr, STACKSIZE); |
|
|
| 634 | pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED); |
|
|
| 635 | #ifdef PTHREAD_SCOPE_PROCESS |
|
|
| 636 | pthread_attr_setscope (&attr, PTHREAD_SCOPE_PROCESS); |
|
|
| 637 | #endif |
|
|
| 638 | |
|
|
| 639 | sigfillset (&fullsigset); |
|
|
| 640 | |
|
|
| 641 | LOCK (wrklock); |
639 | X_LOCK (wrklock); |
| 642 | pthread_sigmask (SIG_SETMASK, &fullsigset, &oldsigset); |
|
|
| 643 | |
640 | |
| 644 | if (pthread_create (&wrk->tid, &attr, aio_proc, (void *)wrk) == 0) |
641 | if (thread_create (&wrk->tid, aio_proc, (void *)wrk)) |
| 645 | { |
642 | { |
| 646 | wrk->prev = &wrk_first; |
643 | wrk->prev = &wrk_first; |
| 647 | wrk->next = wrk_first.next; |
644 | wrk->next = wrk_first.next; |
| 648 | wrk_first.next->prev = wrk; |
645 | wrk_first.next->prev = wrk; |
| 649 | wrk_first.next = wrk; |
646 | wrk_first.next = wrk; |
| 650 | ++started; |
647 | ++started; |
| 651 | } |
648 | } |
| 652 | else |
649 | else |
| 653 | free (wrk); |
650 | free (wrk); |
| 654 | |
651 | |
| 655 | pthread_sigmask (SIG_SETMASK, &oldsigset, 0); |
|
|
| 656 | UNLOCK (wrklock); |
652 | X_UNLOCK (wrklock); |
| 657 | } |
653 | } |
| 658 | |
654 | |
| 659 | static void maybe_start_thread () |
655 | static void maybe_start_thread () |
| 660 | { |
656 | { |
| 661 | if (get_nthreads () >= wanted) |
657 | if (get_nthreads () >= wanted) |
| … | |
… | |
| 672 | { |
668 | { |
| 673 | block_sig (); |
669 | block_sig (); |
| 674 | |
670 | |
| 675 | ++nreqs; |
671 | ++nreqs; |
| 676 | |
672 | |
| 677 | LOCK (reqlock); |
673 | X_LOCK (reqlock); |
| 678 | ++nready; |
674 | ++nready; |
| 679 | reqq_push (&req_queue, req); |
675 | reqq_push (&req_queue, req); |
| 680 | pthread_cond_signal (&reqwait); |
676 | X_COND_SIGNAL (reqwait); |
| 681 | UNLOCK (reqlock); |
677 | X_UNLOCK (reqlock); |
| 682 | |
678 | |
| 683 | unblock_sig (); |
679 | unblock_sig (); |
| 684 | |
680 | |
| 685 | maybe_start_thread (); |
681 | maybe_start_thread (); |
| 686 | } |
682 | } |
| … | |
… | |
| 692 | Newz (0, req, 1, aio_cb); |
688 | Newz (0, req, 1, aio_cb); |
| 693 | |
689 | |
| 694 | req->type = REQ_QUIT; |
690 | req->type = REQ_QUIT; |
| 695 | req->pri = PRI_MAX + PRI_BIAS; |
691 | req->pri = PRI_MAX + PRI_BIAS; |
| 696 | |
692 | |
| 697 | LOCK (reqlock); |
693 | X_LOCK (reqlock); |
| 698 | reqq_push (&req_queue, req); |
694 | reqq_push (&req_queue, req); |
| 699 | pthread_cond_signal (&reqwait); |
695 | X_COND_SIGNAL (reqwait); |
| 700 | UNLOCK (reqlock); |
696 | X_UNLOCK (reqlock); |
| 701 | |
697 | |
| 702 | LOCK (wrklock); |
698 | X_LOCK (wrklock); |
| 703 | --started; |
699 | --started; |
| 704 | UNLOCK (wrklock); |
700 | X_UNLOCK (wrklock); |
| 705 | } |
701 | } |
| 706 | |
702 | |
| 707 | static void set_max_idle (int nthreads) |
703 | static void set_max_idle (int nthreads) |
| 708 | { |
704 | { |
| 709 | if (WORDACCESS_UNSAFE) LOCK (reqlock); |
705 | if (WORDACCESS_UNSAFE) X_LOCK (reqlock); |
| 710 | max_idle = nthreads <= 0 ? 1 : nthreads; |
706 | max_idle = nthreads <= 0 ? 1 : nthreads; |
| 711 | if (WORDACCESS_UNSAFE) UNLOCK (reqlock); |
707 | if (WORDACCESS_UNSAFE) X_UNLOCK (reqlock); |
| 712 | } |
708 | } |
| 713 | |
709 | |
| 714 | static void min_parallel (int nthreads) |
710 | static void min_parallel (int nthreads) |
| 715 | { |
711 | { |
| 716 | if (wanted < nthreads) |
712 | if (wanted < nthreads) |
| … | |
… | |
| 731 | fd_set rfd; |
727 | fd_set rfd; |
| 732 | |
728 | |
| 733 | while (nreqs) |
729 | while (nreqs) |
| 734 | { |
730 | { |
| 735 | int size; |
731 | int size; |
| 736 | if (WORDACCESS_UNSAFE) LOCK (reslock); |
732 | if (WORDACCESS_UNSAFE) X_LOCK (reslock); |
| 737 | size = res_queue.size; |
733 | size = res_queue.size; |
| 738 | if (WORDACCESS_UNSAFE) UNLOCK (reslock); |
734 | if (WORDACCESS_UNSAFE) X_UNLOCK (reslock); |
| 739 | |
735 | |
| 740 | if (size) |
736 | if (size) |
| 741 | return; |
737 | return; |
| 742 | |
738 | |
| 743 | maybe_start_thread (); |
739 | maybe_start_thread (); |
| … | |
… | |
| 767 | { |
763 | { |
| 768 | for (;;) |
764 | for (;;) |
| 769 | { |
765 | { |
| 770 | maybe_start_thread (); |
766 | maybe_start_thread (); |
| 771 | |
767 | |
| 772 | LOCK (reslock); |
768 | X_LOCK (reslock); |
| 773 | req = reqq_shift (&res_queue); |
769 | req = reqq_shift (&res_queue); |
| 774 | |
770 | |
| 775 | if (req) |
771 | if (req) |
| 776 | { |
772 | { |
| 777 | --npending; |
773 | --npending; |
| 778 | |
774 | |
| 779 | if (!res_queue.size) |
775 | if (!res_queue.size) |
| 780 | { |
776 | { |
| 781 | /* read any signals sent by the worker threads */ |
777 | /* read any signals sent by the worker threads */ |
| 782 | char buf [32]; |
778 | char buf [4]; |
| 783 | while (read (respipe [0], buf, 32) == 32) |
779 | while (read (respipe [0], buf, 4) == 4) |
| 784 | ; |
780 | ; |
| 785 | } |
781 | } |
| 786 | } |
782 | } |
| 787 | |
783 | |
| 788 | UNLOCK (reslock); |
784 | X_UNLOCK (reslock); |
| 789 | |
785 | |
| 790 | if (!req) |
786 | if (!req) |
| 791 | break; |
787 | break; |
| 792 | |
788 | |
| 793 | --nreqs; |
789 | --nreqs; |
| … | |
… | |
| 799 | } |
795 | } |
| 800 | else |
796 | else |
| 801 | { |
797 | { |
| 802 | if (!req_invoke (req)) |
798 | if (!req_invoke (req)) |
| 803 | { |
799 | { |
| 804 | req_free (req); |
800 | req_destroy (req); |
| 805 | unblock_sig (); |
801 | unblock_sig (); |
| 806 | croak (0); |
802 | croak (0); |
| 807 | } |
803 | } |
| 808 | |
804 | |
| 809 | count++; |
805 | count++; |
| 810 | } |
806 | } |
| 811 | |
807 | |
| 812 | req_free (req); |
808 | req_destroy (req); |
| 813 | |
809 | |
| 814 | if (maxreqs && !--maxreqs) |
810 | if (maxreqs && !--maxreqs) |
| 815 | break; |
811 | break; |
| 816 | |
812 | |
| 817 | if (max_poll_time) |
813 | if (max_poll_time) |
| … | |
… | |
| 831 | ++maxreqs; |
827 | ++maxreqs; |
| 832 | } |
828 | } |
| 833 | |
829 | |
| 834 | unblock_sig (); |
830 | unblock_sig (); |
| 835 | return count; |
831 | return count; |
| 836 | } |
|
|
| 837 | |
|
|
| 838 | static void create_pipe () |
|
|
| 839 | { |
|
|
| 840 | if (pipe (respipe)) |
|
|
| 841 | croak ("unable to initialize result pipe"); |
|
|
| 842 | |
|
|
| 843 | if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)) |
|
|
| 844 | croak ("cannot set result pipe to nonblocking mode"); |
|
|
| 845 | |
|
|
| 846 | if (fcntl (respipe [1], F_SETFL, O_NONBLOCK)) |
|
|
| 847 | croak ("cannot set result pipe to nonblocking mode"); |
|
|
| 848 | } |
832 | } |
| 849 | |
833 | |
| 850 | /*****************************************************************************/ |
834 | /*****************************************************************************/ |
| 851 | /* work around various missing functions */ |
835 | /* work around various missing functions */ |
| 852 | |
836 | |
| … | |
… | |
| 857 | /* |
841 | /* |
| 858 | * make our pread/pwrite safe against themselves, but not against |
842 | * make our pread/pwrite safe against themselves, but not against |
| 859 | * normal read/write by using a mutex. slows down execution a lot, |
843 | * normal read/write by using a mutex. slows down execution a lot, |
| 860 | * but that's your problem, not mine. |
844 | * but that's your problem, not mine. |
| 861 | */ |
845 | */ |
| 862 | static pthread_mutex_t preadwritelock = PTHREAD_MUTEX_INITIALIZER; |
846 | static mutex_t preadwritelock = X_MUTEX_INIT; |
| 863 | |
847 | |
| 864 | static ssize_t pread (int fd, void *buf, size_t count, off_t offset) |
848 | static ssize_t pread (int fd, void *buf, size_t count, off_t offset) |
| 865 | { |
849 | { |
| 866 | ssize_t res; |
850 | ssize_t res; |
| 867 | off_t ooffset; |
851 | off_t ooffset; |
| 868 | |
852 | |
| 869 | LOCK (preadwritelock); |
853 | X_LOCK (preadwritelock); |
| 870 | ooffset = lseek (fd, 0, SEEK_CUR); |
854 | ooffset = lseek (fd, 0, SEEK_CUR); |
| 871 | lseek (fd, offset, SEEK_SET); |
855 | lseek (fd, offset, SEEK_SET); |
| 872 | res = read (fd, buf, count); |
856 | res = read (fd, buf, count); |
| 873 | lseek (fd, ooffset, SEEK_SET); |
857 | lseek (fd, ooffset, SEEK_SET); |
| 874 | UNLOCK (preadwritelock); |
858 | X_UNLOCK (preadwritelock); |
| 875 | |
859 | |
| 876 | return res; |
860 | return res; |
| 877 | } |
861 | } |
| 878 | |
862 | |
| 879 | static ssize_t pwrite (int fd, void *buf, size_t count, off_t offset) |
863 | static ssize_t pwrite (int fd, void *buf, size_t count, off_t offset) |
| 880 | { |
864 | { |
| 881 | ssize_t res; |
865 | ssize_t res; |
| 882 | off_t ooffset; |
866 | off_t ooffset; |
| 883 | |
867 | |
| 884 | LOCK (preadwritelock); |
868 | X_LOCK (preadwritelock); |
| 885 | ooffset = lseek (fd, 0, SEEK_CUR); |
869 | ooffset = lseek (fd, 0, SEEK_CUR); |
| 886 | lseek (fd, offset, SEEK_SET); |
870 | lseek (fd, offset, SEEK_SET); |
| 887 | res = write (fd, buf, count); |
871 | res = write (fd, buf, count); |
| 888 | lseek (fd, offset, SEEK_SET); |
872 | lseek (fd, offset, SEEK_SET); |
| 889 | UNLOCK (preadwritelock); |
873 | X_UNLOCK (preadwritelock); |
| 890 | |
874 | |
| 891 | return res; |
875 | return res; |
| 892 | } |
876 | } |
|
|
877 | #endif |
|
|
878 | |
|
|
879 | #ifndef HAVE_FUTIMES |
|
|
880 | |
|
|
881 | # define utimes(path,times) aio_utimes (path, times) |
|
|
882 | # define futimes(fd,times) aio_futimes (fd, times) |
|
|
883 | |
|
|
884 | int aio_utimes (const char *filename, const struct timeval times[2]) |
|
|
885 | { |
|
|
886 | if (times) |
|
|
887 | { |
|
|
888 | struct utimbuf buf; |
|
|
889 | |
|
|
890 | buf.actime = times[0].tv_sec; |
|
|
891 | buf.modtime = times[1].tv_sec; |
|
|
892 | |
|
|
893 | return utime (filename, &buf); |
|
|
894 | } |
|
|
895 | else |
|
|
896 | return utime (filename, 0); |
|
|
897 | } |
|
|
898 | |
|
|
899 | int aio_futimes (int fd, const struct timeval tv[2]) |
|
|
900 | { |
|
|
901 | errno = ENOSYS; |
|
|
902 | return -1; |
|
|
903 | } |
|
|
904 | |
| 893 | #endif |
905 | #endif |
| 894 | |
906 | |
| 895 | #if !HAVE_FDATASYNC |
907 | #if !HAVE_FDATASYNC |
| 896 | # define fdatasync fsync |
908 | # define fdatasync fsync |
| 897 | #endif |
909 | #endif |
| … | |
… | |
| 899 | #if !HAVE_READAHEAD |
911 | #if !HAVE_READAHEAD |
| 900 | # define readahead(fd,offset,count) aio_readahead (fd, offset, count, self) |
912 | # define readahead(fd,offset,count) aio_readahead (fd, offset, count, self) |
| 901 | |
913 | |
| 902 | static ssize_t aio_readahead (int fd, off_t offset, size_t count, worker *self) |
914 | static ssize_t aio_readahead (int fd, off_t offset, size_t count, worker *self) |
| 903 | { |
915 | { |
|
|
916 | size_t todo = count; |
| 904 | dBUF; |
917 | dBUF; |
| 905 | |
918 | |
| 906 | while (count > 0) |
919 | while (todo > 0) |
| 907 | { |
920 | { |
| 908 | size_t len = count < AIO_BUFSIZE ? count : AIO_BUFSIZE; |
921 | size_t len = todo < AIO_BUFSIZE ? todo : AIO_BUFSIZE; |
| 909 | |
922 | |
| 910 | pread (fd, aio_buf, len, offset); |
923 | pread (fd, aio_buf, len, offset); |
| 911 | offset += len; |
924 | offset += len; |
| 912 | count -= len; |
925 | todo -= len; |
| 913 | } |
926 | } |
| 914 | |
927 | |
| 915 | errno = 0; |
928 | errno = 0; |
|
|
929 | return count; |
| 916 | } |
930 | } |
| 917 | |
931 | |
| 918 | #endif |
932 | #endif |
| 919 | |
933 | |
| 920 | #if !HAVE_READDIR_R |
934 | #if !HAVE_READDIR_R |
| 921 | # define readdir_r aio_readdir_r |
935 | # define readdir_r aio_readdir_r |
| 922 | |
936 | |
| 923 | static pthread_mutex_t readdirlock = PTHREAD_MUTEX_INITIALIZER; |
937 | static mutex_t readdirlock = X_MUTEX_INIT; |
| 924 | |
938 | |
| 925 | static int readdir_r (DIR *dirp, struct dirent *ent, struct dirent **res) |
939 | static int readdir_r (DIR *dirp, X_DIRENT *ent, X_DIRENT **res) |
| 926 | { |
940 | { |
| 927 | struct dirent *e; |
941 | X_DIRENT *e; |
| 928 | int errorno; |
942 | int errorno; |
| 929 | |
943 | |
| 930 | LOCK (readdirlock); |
944 | X_LOCK (readdirlock); |
| 931 | |
945 | |
| 932 | e = readdir (dirp); |
946 | e = readdir (dirp); |
| 933 | errorno = errno; |
947 | errorno = errno; |
| 934 | |
948 | |
| 935 | if (e) |
949 | if (e) |
| … | |
… | |
| 938 | strcpy (ent->d_name, e->d_name); |
952 | strcpy (ent->d_name, e->d_name); |
| 939 | } |
953 | } |
| 940 | else |
954 | else |
| 941 | *res = 0; |
955 | *res = 0; |
| 942 | |
956 | |
| 943 | UNLOCK (readdirlock); |
957 | X_UNLOCK (readdirlock); |
| 944 | |
958 | |
| 945 | errno = errorno; |
959 | errno = errorno; |
| 946 | return e ? 0 : -1; |
960 | return e ? 0 : -1; |
| 947 | } |
961 | } |
| 948 | #endif |
962 | #endif |
| … | |
… | |
| 1044 | static void scandir_ (aio_req req, worker *self) |
1058 | static void scandir_ (aio_req req, worker *self) |
| 1045 | { |
1059 | { |
| 1046 | DIR *dirp; |
1060 | DIR *dirp; |
| 1047 | union |
1061 | union |
| 1048 | { |
1062 | { |
| 1049 | struct dirent d; |
1063 | X_DIRENT d; |
| 1050 | char b [offsetof (struct dirent, d_name) + NAME_MAX + 1]; |
1064 | char b [offsetof (X_DIRENT, d_name) + NAME_MAX + 1]; |
| 1051 | } *u; |
1065 | } *u; |
| 1052 | struct dirent *entp; |
1066 | X_DIRENT *entp; |
| 1053 | char *name, *names; |
1067 | char *name, *names; |
| 1054 | int memlen = 4096; |
1068 | int memlen = 4096; |
| 1055 | int memofs = 0; |
1069 | int memofs = 0; |
| 1056 | int res = 0; |
1070 | int res = 0; |
| 1057 | int errorno; |
|
|
| 1058 | |
1071 | |
| 1059 | LOCK (wrklock); |
1072 | X_LOCK (wrklock); |
| 1060 | self->dirp = dirp = opendir (req->ptr1); |
1073 | self->dirp = dirp = opendir (req->ptr1); |
| 1061 | self->dbuf = u = malloc (sizeof (*u)); |
1074 | self->dbuf = u = malloc (sizeof (*u)); |
| 1062 | req->flags |= FLAG_PTR2_FREE; |
1075 | req->flags |= FLAG_PTR2_FREE; |
| 1063 | req->ptr2 = names = malloc (memlen); |
1076 | req->ptr2 = names = malloc (memlen); |
| 1064 | UNLOCK (wrklock); |
1077 | X_UNLOCK (wrklock); |
| 1065 | |
1078 | |
| 1066 | if (dirp && u && names) |
1079 | if (dirp && u && names) |
| 1067 | for (;;) |
1080 | for (;;) |
| 1068 | { |
1081 | { |
| 1069 | errno = 0; |
1082 | errno = 0; |
| … | |
… | |
| 1081 | res++; |
1094 | res++; |
| 1082 | |
1095 | |
| 1083 | while (memofs + len > memlen) |
1096 | while (memofs + len > memlen) |
| 1084 | { |
1097 | { |
| 1085 | memlen *= 2; |
1098 | memlen *= 2; |
| 1086 | LOCK (wrklock); |
1099 | X_LOCK (wrklock); |
| 1087 | req->ptr2 = names = realloc (names, memlen); |
1100 | req->ptr2 = names = realloc (names, memlen); |
| 1088 | UNLOCK (wrklock); |
1101 | X_UNLOCK (wrklock); |
| 1089 | |
1102 | |
| 1090 | if (!names) |
1103 | if (!names) |
| 1091 | break; |
1104 | break; |
| 1092 | } |
1105 | } |
| 1093 | |
1106 | |
| … | |
… | |
| 1102 | req->result = res; |
1115 | req->result = res; |
| 1103 | } |
1116 | } |
| 1104 | |
1117 | |
| 1105 | /*****************************************************************************/ |
1118 | /*****************************************************************************/ |
| 1106 | |
1119 | |
| 1107 | static void *aio_proc (void *thr_arg) |
1120 | X_THREAD_PROC (aio_proc) |
| 1108 | { |
1121 | { |
|
|
1122 | {//D |
| 1109 | aio_req req; |
1123 | aio_req req; |
| 1110 | struct timespec ts; |
1124 | struct timespec ts; |
| 1111 | worker *self = (worker *)thr_arg; |
1125 | worker *self = (worker *)thr_arg; |
| 1112 | |
1126 | |
| 1113 | /* try to distribute timeouts somewhat evenly */ |
1127 | /* try to distribute timeouts somewhat randomly */ |
| 1114 | ts.tv_nsec = (((unsigned long)self + (unsigned long)ts.tv_sec) & 1023UL) |
1128 | ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL); |
| 1115 | * (1000000000UL / 1024UL); |
|
|
| 1116 | |
1129 | |
| 1117 | for (;;) |
1130 | for (;;) |
| 1118 | { |
1131 | { |
| 1119 | ts.tv_sec = time (0) + IDLE_TIMEOUT; |
1132 | ts.tv_sec = time (0) + IDLE_TIMEOUT; |
| 1120 | |
1133 | |
| 1121 | LOCK (reqlock); |
1134 | X_LOCK (reqlock); |
| 1122 | |
1135 | |
| 1123 | for (;;) |
1136 | for (;;) |
| 1124 | { |
1137 | { |
| 1125 | self->req = req = reqq_shift (&req_queue); |
1138 | self->req = req = reqq_shift (&req_queue); |
| 1126 | |
1139 | |
| 1127 | if (req) |
1140 | if (req) |
| 1128 | break; |
1141 | break; |
| 1129 | |
1142 | |
| 1130 | ++idle; |
1143 | ++idle; |
| 1131 | |
1144 | |
| 1132 | if (pthread_cond_timedwait (&reqwait, &reqlock, &ts) |
1145 | if (X_COND_TIMEDWAIT (reqwait, reqlock, ts) |
| 1133 | == ETIMEDOUT) |
1146 | == ETIMEDOUT) |
| 1134 | { |
1147 | { |
| 1135 | if (idle > max_idle) |
1148 | if (idle > max_idle) |
| 1136 | { |
1149 | { |
| 1137 | --idle; |
1150 | --idle; |
| 1138 | UNLOCK (reqlock); |
1151 | X_UNLOCK (reqlock); |
| 1139 | LOCK (wrklock); |
1152 | X_LOCK (wrklock); |
| 1140 | --started; |
1153 | --started; |
| 1141 | UNLOCK (wrklock); |
1154 | X_UNLOCK (wrklock); |
| 1142 | goto quit; |
1155 | goto quit; |
| 1143 | } |
1156 | } |
| 1144 | |
1157 | |
| 1145 | /* we are allowed to idle, so do so without any timeout */ |
1158 | /* we are allowed to idle, so do so without any timeout */ |
| 1146 | pthread_cond_wait (&reqwait, &reqlock); |
1159 | X_COND_WAIT (reqwait, reqlock); |
| 1147 | ts.tv_sec = time (0) + IDLE_TIMEOUT; |
1160 | ts.tv_sec = time (0) + IDLE_TIMEOUT; |
| 1148 | } |
1161 | } |
| 1149 | |
1162 | |
| 1150 | --idle; |
1163 | --idle; |
| 1151 | } |
1164 | } |
| 1152 | |
1165 | |
| 1153 | --nready; |
1166 | --nready; |
| 1154 | |
1167 | |
| 1155 | UNLOCK (reqlock); |
1168 | X_UNLOCK (reqlock); |
| 1156 | |
1169 | |
| 1157 | errno = 0; /* strictly unnecessary */ |
1170 | errno = 0; /* strictly unnecessary */ |
| 1158 | |
1171 | |
| 1159 | if (!(req->flags & FLAG_CANCELLED)) |
1172 | if (!(req->flags & FLAG_CANCELLED)) |
| 1160 | switch (req->type) |
1173 | switch (req->type) |
| 1161 | { |
1174 | { |
| 1162 | case REQ_READ: req->result = pread (req->int1, req->ptr1, req->size, req->offs); break; |
1175 | case REQ_READ: req->result = req->offs >= 0 |
| 1163 | case REQ_WRITE: req->result = pwrite (req->int1, req->ptr1, req->size, req->offs); break; |
1176 | ? pread (req->int1, req->ptr1, req->size, req->offs) |
|
|
1177 | : read (req->int1, req->ptr1, req->size); break; |
|
|
1178 | case REQ_WRITE: req->result = req->offs >= 0 |
|
|
1179 | ? pwrite (req->int1, req->ptr1, req->size, req->offs) |
|
|
1180 | : write (req->int1, req->ptr1, req->size); break; |
| 1164 | |
1181 | |
| 1165 | case REQ_READAHEAD: req->result = readahead (req->int1, req->offs, req->size); break; |
1182 | case REQ_READAHEAD: req->result = readahead (req->int1, req->offs, req->size); break; |
| 1166 | case REQ_SENDFILE: req->result = sendfile_ (req->int1, req->int2, req->offs, req->size, self); break; |
1183 | case REQ_SENDFILE: req->result = sendfile_ (req->int1, req->int2, req->offs, req->size, self); break; |
| 1167 | |
1184 | |
| 1168 | case REQ_STAT: req->result = stat (req->ptr1, (Stat_t *)req->ptr2); break; |
1185 | case REQ_STAT: req->result = stat (req->ptr1, (Stat_t *)req->ptr2); break; |
| 1169 | case REQ_LSTAT: req->result = lstat (req->ptr1, (Stat_t *)req->ptr2); break; |
1186 | case REQ_LSTAT: req->result = lstat (req->ptr1, (Stat_t *)req->ptr2); break; |
| 1170 | case REQ_FSTAT: req->result = fstat (req->int1, (Stat_t *)req->ptr2); break; |
1187 | case REQ_FSTAT: req->result = fstat (req->int1, (Stat_t *)req->ptr2); break; |
|
|
1188 | |
|
|
1189 | case REQ_CHOWN: req->result = chown (req->ptr1, req->int2, req->int3); break; |
|
|
1190 | case REQ_FCHOWN: req->result = fchown (req->int1, req->int2, req->int3); break; |
|
|
1191 | case REQ_CHMOD: req->result = chmod (req->ptr1, req->mode); break; |
|
|
1192 | case REQ_FCHMOD: req->result = fchmod (req->int1, req->mode); break; |
|
|
1193 | case REQ_TRUNCATE: req->result = truncate (req->ptr1, req->offs); break; |
|
|
1194 | case REQ_FTRUNCATE: req->result = ftruncate (req->int1, req->offs); break; |
| 1171 | |
1195 | |
| 1172 | case REQ_OPEN: req->result = open (req->ptr1, req->int1, req->mode); break; |
1196 | case REQ_OPEN: req->result = open (req->ptr1, req->int1, req->mode); break; |
| 1173 | case REQ_CLOSE: req->result = close (req->int1); break; |
1197 | case REQ_CLOSE: req->result = close (req->int1); break; |
| 1174 | case REQ_UNLINK: req->result = unlink (req->ptr1); break; |
1198 | case REQ_UNLINK: req->result = unlink (req->ptr1); break; |
| 1175 | case REQ_RMDIR: req->result = rmdir (req->ptr1); break; |
1199 | case REQ_RMDIR: req->result = rmdir (req->ptr1); break; |
|
|
1200 | case REQ_MKDIR: req->result = mkdir (req->ptr1, req->mode); break; |
| 1176 | case REQ_RENAME: req->result = rename (req->ptr2, req->ptr1); break; |
1201 | case REQ_RENAME: req->result = rename (req->ptr2, req->ptr1); break; |
| 1177 | case REQ_LINK: req->result = link (req->ptr2, req->ptr1); break; |
1202 | case REQ_LINK: req->result = link (req->ptr2, req->ptr1); break; |
| 1178 | case REQ_SYMLINK: req->result = symlink (req->ptr2, req->ptr1); break; |
1203 | case REQ_SYMLINK: req->result = symlink (req->ptr2, req->ptr1); break; |
| 1179 | case REQ_MKNOD: req->result = mknod (req->ptr2, req->mode, (dev_t)req->offs); break; |
1204 | case REQ_MKNOD: req->result = mknod (req->ptr2, req->mode, (dev_t)req->offs); break; |
| 1180 | case REQ_READLINK: req->result = readlink (req->ptr2, req->ptr1, NAME_MAX); break; |
1205 | case REQ_READLINK: req->result = readlink (req->ptr2, req->ptr1, NAME_MAX); break; |
| … | |
… | |
| 1182 | case REQ_FDATASYNC: req->result = fdatasync (req->int1); break; |
1207 | case REQ_FDATASYNC: req->result = fdatasync (req->int1); break; |
| 1183 | case REQ_FSYNC: req->result = fsync (req->int1); break; |
1208 | case REQ_FSYNC: req->result = fsync (req->int1); break; |
| 1184 | case REQ_READDIR: scandir_ (req, self); break; |
1209 | case REQ_READDIR: scandir_ (req, self); break; |
| 1185 | |
1210 | |
| 1186 | case REQ_BUSY: |
1211 | case REQ_BUSY: |
|
|
1212 | #ifdef _WIN32 |
|
|
1213 | Sleep (req->nv1 * 1000.); |
|
|
1214 | #else |
| 1187 | { |
1215 | { |
| 1188 | struct timeval tv; |
1216 | struct timeval tv; |
| 1189 | |
1217 | |
| 1190 | tv.tv_sec = req->int1; |
1218 | tv.tv_sec = req->nv1; |
| 1191 | tv.tv_usec = req->int2; |
1219 | tv.tv_usec = (req->nv1 - tv.tv_sec) * 1000000.; |
| 1192 | |
1220 | |
| 1193 | req->result = select (0, 0, 0, 0, &tv); |
1221 | req->result = select (0, 0, 0, 0, &tv); |
|
|
1222 | } |
|
|
1223 | #endif |
|
|
1224 | break; |
|
|
1225 | |
|
|
1226 | case REQ_UTIME: |
|
|
1227 | case REQ_FUTIME: |
|
|
1228 | { |
|
|
1229 | struct timeval tv[2]; |
|
|
1230 | struct timeval *times; |
|
|
1231 | |
|
|
1232 | if (req->nv1 != -1. || req->nv2 != -1.) |
|
|
1233 | { |
|
|
1234 | tv[0].tv_sec = req->nv1; |
|
|
1235 | tv[0].tv_usec = (req->nv1 - tv[0].tv_sec) * 1000000.; |
|
|
1236 | tv[1].tv_sec = req->nv2; |
|
|
1237 | tv[1].tv_usec = (req->nv2 - tv[1].tv_sec) * 1000000.; |
|
|
1238 | |
|
|
1239 | times = tv; |
|
|
1240 | } |
|
|
1241 | else |
|
|
1242 | times = 0; |
|
|
1243 | |
|
|
1244 | |
|
|
1245 | req->result = req->type == REQ_FUTIME |
|
|
1246 | ? futimes (req->int1, times) |
|
|
1247 | : utimes (req->ptr1, times); |
| 1194 | } |
1248 | } |
| 1195 | |
1249 | |
| 1196 | case REQ_GROUP: |
1250 | case REQ_GROUP: |
| 1197 | case REQ_NOP: |
1251 | case REQ_NOP: |
| 1198 | break; |
1252 | break; |
| 1199 | |
1253 | |
| 1200 | case REQ_QUIT: |
1254 | case REQ_QUIT: |
| 1201 | goto quit; |
1255 | goto quit; |
| 1202 | |
1256 | |
| 1203 | default: |
1257 | default: |
| 1204 | req->result = ENOSYS; |
1258 | req->result = -1; |
| 1205 | break; |
1259 | break; |
| 1206 | } |
1260 | } |
| 1207 | |
1261 | |
| 1208 | req->errorno = errno; |
1262 | req->errorno = errno; |
| 1209 | |
1263 | |
| 1210 | LOCK (reslock); |
1264 | X_LOCK (reslock); |
| 1211 | |
1265 | |
| 1212 | ++npending; |
1266 | ++npending; |
| 1213 | |
1267 | |
| 1214 | if (!reqq_push (&res_queue, req)) |
1268 | if (!reqq_push (&res_queue, req)) |
| 1215 | { |
1269 | { |
| … | |
… | |
| 1222 | } |
1276 | } |
| 1223 | |
1277 | |
| 1224 | self->req = 0; |
1278 | self->req = 0; |
| 1225 | worker_clear (self); |
1279 | worker_clear (self); |
| 1226 | |
1280 | |
| 1227 | UNLOCK (reslock); |
1281 | X_UNLOCK (reslock); |
| 1228 | } |
1282 | } |
| 1229 | |
1283 | |
| 1230 | quit: |
1284 | quit: |
| 1231 | LOCK (wrklock); |
1285 | X_LOCK (wrklock); |
| 1232 | worker_free (self); |
1286 | worker_free (self); |
| 1233 | UNLOCK (wrklock); |
1287 | X_UNLOCK (wrklock); |
| 1234 | |
1288 | |
| 1235 | return 0; |
1289 | return 0; |
|
|
1290 | }//D |
| 1236 | } |
1291 | } |
| 1237 | |
1292 | |
| 1238 | /*****************************************************************************/ |
1293 | /*****************************************************************************/ |
| 1239 | |
1294 | |
| 1240 | static void atfork_prepare (void) |
1295 | static void atfork_prepare (void) |
| 1241 | { |
1296 | { |
| 1242 | LOCK (wrklock); |
1297 | X_LOCK (wrklock); |
| 1243 | LOCK (reqlock); |
1298 | X_LOCK (reqlock); |
| 1244 | LOCK (reslock); |
1299 | X_LOCK (reslock); |
| 1245 | #if !HAVE_PREADWRITE |
1300 | #if !HAVE_PREADWRITE |
| 1246 | LOCK (preadwritelock); |
1301 | X_LOCK (preadwritelock); |
| 1247 | #endif |
1302 | #endif |
| 1248 | #if !HAVE_READDIR_R |
1303 | #if !HAVE_READDIR_R |
| 1249 | LOCK (readdirlock); |
1304 | X_LOCK (readdirlock); |
| 1250 | #endif |
1305 | #endif |
| 1251 | } |
1306 | } |
| 1252 | |
1307 | |
| 1253 | static void atfork_parent (void) |
1308 | static void atfork_parent (void) |
| 1254 | { |
1309 | { |
| 1255 | #if !HAVE_READDIR_R |
1310 | #if !HAVE_READDIR_R |
| 1256 | UNLOCK (readdirlock); |
1311 | X_UNLOCK (readdirlock); |
| 1257 | #endif |
1312 | #endif |
| 1258 | #if !HAVE_PREADWRITE |
1313 | #if !HAVE_PREADWRITE |
| 1259 | UNLOCK (preadwritelock); |
1314 | X_UNLOCK (preadwritelock); |
| 1260 | #endif |
1315 | #endif |
| 1261 | UNLOCK (reslock); |
1316 | X_UNLOCK (reslock); |
| 1262 | UNLOCK (reqlock); |
1317 | X_UNLOCK (reqlock); |
| 1263 | UNLOCK (wrklock); |
1318 | X_UNLOCK (wrklock); |
| 1264 | } |
1319 | } |
| 1265 | |
1320 | |
| 1266 | static void atfork_child (void) |
1321 | static void atfork_child (void) |
| 1267 | { |
1322 | { |
| 1268 | aio_req prv; |
1323 | aio_req prv; |
| 1269 | |
1324 | |
| 1270 | while (prv = reqq_shift (&req_queue)) |
1325 | while (prv = reqq_shift (&req_queue)) |
| 1271 | req_free (prv); |
1326 | req_destroy (prv); |
| 1272 | |
1327 | |
| 1273 | while (prv = reqq_shift (&res_queue)) |
1328 | while (prv = reqq_shift (&res_queue)) |
| 1274 | req_free (prv); |
1329 | req_destroy (prv); |
| 1275 | |
1330 | |
| 1276 | while (wrk_first.next != &wrk_first) |
1331 | while (wrk_first.next != &wrk_first) |
| 1277 | { |
1332 | { |
| 1278 | worker *wrk = wrk_first.next; |
1333 | worker *wrk = wrk_first.next; |
| 1279 | |
1334 | |
| 1280 | if (wrk->req) |
1335 | if (wrk->req) |
| 1281 | req_free (wrk->req); |
1336 | req_destroy (wrk->req); |
| 1282 | |
1337 | |
| 1283 | worker_clear (wrk); |
1338 | worker_clear (wrk); |
| 1284 | worker_free (wrk); |
1339 | worker_free (wrk); |
| 1285 | } |
1340 | } |
| 1286 | |
1341 | |
| … | |
… | |
| 1290 | nready = 0; |
1345 | nready = 0; |
| 1291 | npending = 0; |
1346 | npending = 0; |
| 1292 | |
1347 | |
| 1293 | close (respipe [0]); |
1348 | close (respipe [0]); |
| 1294 | close (respipe [1]); |
1349 | close (respipe [1]); |
| 1295 | create_pipe (); |
1350 | |
|
|
1351 | if (!create_pipe (respipe)) |
|
|
1352 | croak ("cannot set result pipe to nonblocking mode"); |
| 1296 | |
1353 | |
| 1297 | atfork_parent (); |
1354 | atfork_parent (); |
| 1298 | } |
1355 | } |
| 1299 | |
1356 | |
| 1300 | #define dREQ \ |
1357 | #define dREQ \ |
| … | |
… | |
| 1329 | newCONSTSUB (stash, "EXDEV", newSViv (EXDEV)); |
1386 | newCONSTSUB (stash, "EXDEV", newSViv (EXDEV)); |
| 1330 | newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY)); |
1387 | newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY)); |
| 1331 | newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY)); |
1388 | newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY)); |
| 1332 | newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT)); |
1389 | newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT)); |
| 1333 | newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC)); |
1390 | newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC)); |
|
|
1391 | #ifdef _WIN32 |
|
|
1392 | X_MUTEX_CHECK (wrklock); |
|
|
1393 | X_MUTEX_CHECK (reslock); |
|
|
1394 | X_MUTEX_CHECK (reqlock); |
|
|
1395 | X_MUTEX_CHECK (reqwait); |
|
|
1396 | X_MUTEX_CHECK (preadwritelock); |
|
|
1397 | X_MUTEX_CHECK (readdirlock); |
|
|
1398 | #else |
| 1334 | newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO)); |
1399 | newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO)); |
| 1335 | newCONSTSUB (stash, "SIGIO", newSViv (SIGIO)); |
1400 | newCONSTSUB (stash, "SIGIO", newSViv (SIGIO)); |
|
|
1401 | #endif |
| 1336 | |
1402 | |
| 1337 | create_pipe (); |
1403 | if (!create_pipe (respipe)) |
|
|
1404 | croak ("cannot set result pipe to nonblocking mode"); |
|
|
1405 | |
| 1338 | pthread_atfork (atfork_prepare, atfork_parent, atfork_child); |
1406 | X_THREAD_ATFORK (atfork_prepare, atfork_parent, atfork_child); |
| 1339 | } |
1407 | } |
| 1340 | |
1408 | |
| 1341 | void |
1409 | void |
| 1342 | max_poll_reqs (int nreqs) |
1410 | max_poll_reqs (int nreqs) |
| 1343 | PROTOTYPE: $ |
1411 | PROTOTYPE: $ |
| … | |
… | |
| 1372 | max_outstanding = maxreqs; |
1440 | max_outstanding = maxreqs; |
| 1373 | OUTPUT: |
1441 | OUTPUT: |
| 1374 | RETVAL |
1442 | RETVAL |
| 1375 | |
1443 | |
| 1376 | void |
1444 | void |
| 1377 | aio_open (pathname,flags,mode,callback=&PL_sv_undef) |
1445 | aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) |
| 1378 | SV8 * pathname |
|
|
| 1379 | int flags |
|
|
| 1380 | int mode |
|
|
| 1381 | SV * callback |
|
|
| 1382 | PROTOTYPE: $$$;$ |
1446 | PROTOTYPE: $$$;$ |
| 1383 | PPCODE: |
1447 | PPCODE: |
| 1384 | { |
1448 | { |
| 1385 | dREQ; |
1449 | dREQ; |
| 1386 | |
1450 | |
| … | |
… | |
| 1392 | |
1456 | |
| 1393 | REQ_SEND; |
1457 | REQ_SEND; |
| 1394 | } |
1458 | } |
| 1395 | |
1459 | |
| 1396 | void |
1460 | void |
| 1397 | aio_close (fh,callback=&PL_sv_undef) |
1461 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
| 1398 | SV * fh |
|
|
| 1399 | SV * callback |
|
|
| 1400 | PROTOTYPE: $;$ |
1462 | PROTOTYPE: $;$ |
| 1401 | ALIAS: |
1463 | ALIAS: |
| 1402 | aio_close = REQ_CLOSE |
1464 | aio_close = REQ_CLOSE |
| 1403 | aio_fsync = REQ_FSYNC |
1465 | aio_fsync = REQ_FSYNC |
| 1404 | aio_fdatasync = REQ_FDATASYNC |
1466 | aio_fdatasync = REQ_FDATASYNC |
| 1405 | PPCODE: |
1467 | PPCODE: |
| 1406 | { |
1468 | { |
| 1407 | dREQ; |
1469 | dREQ; |
| 1408 | |
1470 | |
| 1409 | req->type = ix; |
1471 | req->type = ix; |
| 1410 | req->fh = newSVsv (fh); |
1472 | req->sv1 = newSVsv (fh); |
| 1411 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
1473 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
| 1412 | |
1474 | |
| 1413 | REQ_SEND (req); |
1475 | REQ_SEND (req); |
| 1414 | } |
1476 | } |
| 1415 | |
1477 | |
| 1416 | void |
1478 | void |
| 1417 | aio_read (fh,offset,length,data,dataoffset,callback=&PL_sv_undef) |
1479 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
| 1418 | SV * fh |
|
|
| 1419 | UV offset |
|
|
| 1420 | UV length |
|
|
| 1421 | SV8 * data |
|
|
| 1422 | UV dataoffset |
|
|
| 1423 | SV * callback |
|
|
| 1424 | ALIAS: |
1480 | ALIAS: |
| 1425 | aio_read = REQ_READ |
1481 | aio_read = REQ_READ |
| 1426 | aio_write = REQ_WRITE |
1482 | aio_write = REQ_WRITE |
| 1427 | PROTOTYPE: $$$$$;$ |
1483 | PROTOTYPE: $$$$$;$ |
| 1428 | PPCODE: |
1484 | PPCODE: |
| 1429 | { |
1485 | { |
| 1430 | STRLEN svlen; |
1486 | STRLEN svlen; |
| 1431 | char *svptr = SvPVbyte (data, svlen); |
1487 | char *svptr = SvPVbyte (data, svlen); |
|
|
1488 | UV len = SvUV (length); |
| 1432 | |
1489 | |
| 1433 | SvUPGRADE (data, SVt_PV); |
1490 | SvUPGRADE (data, SVt_PV); |
| 1434 | SvPOK_on (data); |
1491 | SvPOK_on (data); |
| 1435 | |
1492 | |
| 1436 | if (dataoffset < 0) |
1493 | if (dataoffset < 0) |
| 1437 | dataoffset += svlen; |
1494 | dataoffset += svlen; |
| 1438 | |
1495 | |
| 1439 | if (dataoffset < 0 || dataoffset > svlen) |
1496 | if (dataoffset < 0 || dataoffset > svlen) |
| 1440 | croak ("data offset outside of string"); |
1497 | croak ("dataoffset outside of data scalar"); |
| 1441 | |
1498 | |
| 1442 | if (ix == REQ_WRITE) |
1499 | if (ix == REQ_WRITE) |
| 1443 | { |
1500 | { |
| 1444 | /* write: check length and adjust. */ |
1501 | /* write: check length and adjust. */ |
| 1445 | if (length < 0 || length + dataoffset > svlen) |
1502 | if (!SvOK (length) || len + dataoffset > svlen) |
| 1446 | length = svlen - dataoffset; |
1503 | len = svlen - dataoffset; |
| 1447 | } |
1504 | } |
| 1448 | else |
1505 | else |
| 1449 | { |
1506 | { |
| 1450 | /* read: grow scalar as necessary */ |
1507 | /* read: grow scalar as necessary */ |
| 1451 | svptr = SvGROW (data, length + dataoffset); |
1508 | svptr = SvGROW (data, len + dataoffset + 1); |
| 1452 | } |
1509 | } |
| 1453 | |
1510 | |
| 1454 | if (length < 0) |
1511 | if (len < 0) |
| 1455 | croak ("length must not be negative"); |
1512 | croak ("length must not be negative"); |
| 1456 | |
1513 | |
| 1457 | { |
1514 | { |
| 1458 | dREQ; |
1515 | dREQ; |
| 1459 | |
1516 | |
| 1460 | req->type = ix; |
1517 | req->type = ix; |
| 1461 | req->fh = newSVsv (fh); |
1518 | req->sv1 = newSVsv (fh); |
| 1462 | req->int1 = PerlIO_fileno (ix == REQ_READ ? IoIFP (sv_2io (fh)) |
1519 | req->int1 = PerlIO_fileno (ix == REQ_READ ? IoIFP (sv_2io (fh)) |
| 1463 | : IoOFP (sv_2io (fh))); |
1520 | : IoOFP (sv_2io (fh))); |
| 1464 | req->offs = offset; |
1521 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
| 1465 | req->size = length; |
1522 | req->size = len; |
| 1466 | req->sv1 = SvREFCNT_inc (data); |
1523 | req->sv2 = SvREFCNT_inc (data); |
| 1467 | req->ptr1 = (char *)svptr + dataoffset; |
1524 | req->ptr1 = (char *)svptr + dataoffset; |
| 1468 | req->stroffset = dataoffset; |
1525 | req->stroffset = dataoffset; |
| 1469 | |
1526 | |
| 1470 | if (!SvREADONLY (data)) |
1527 | if (!SvREADONLY (data)) |
| 1471 | { |
1528 | { |
| 1472 | SvREADONLY_on (data); |
1529 | SvREADONLY_on (data); |
| 1473 | req->flags |= FLAG_SV1_RO_OFF; |
1530 | req->flags |= FLAG_SV2_RO_OFF; |
| 1474 | } |
1531 | } |
| 1475 | |
1532 | |
| 1476 | REQ_SEND; |
1533 | REQ_SEND; |
| 1477 | } |
1534 | } |
| 1478 | } |
1535 | } |
| 1479 | |
1536 | |
| 1480 | void |
1537 | void |
| 1481 | aio_readlink (path,callback=&PL_sv_undef) |
1538 | aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) |
| 1482 | SV8 * path |
|
|
| 1483 | SV * callback |
|
|
| 1484 | PROTOTYPE: $$;$ |
1539 | PROTOTYPE: $$;$ |
| 1485 | PPCODE: |
1540 | PPCODE: |
| 1486 | { |
1541 | { |
| 1487 | SV *data; |
1542 | SV *data; |
| 1488 | dREQ; |
1543 | dREQ; |
| 1489 | |
1544 | |
| 1490 | data = newSV (NAME_MAX); |
1545 | data = newSV (NAME_MAX); |
| 1491 | SvPOK_on (data); |
1546 | SvPOK_on (data); |
| 1492 | |
1547 | |
| 1493 | req->type = REQ_READLINK; |
1548 | req->type = REQ_READLINK; |
| 1494 | req->fh = newSVsv (path); |
1549 | req->sv1 = newSVsv (path); |
| 1495 | req->ptr2 = SvPVbyte_nolen (req->fh); |
1550 | req->ptr2 = SvPVbyte_nolen (req->sv1); |
| 1496 | req->sv1 = data; |
1551 | req->sv2 = data; |
| 1497 | req->ptr1 = SvPVbyte_nolen (data); |
1552 | req->ptr1 = SvPVbyte_nolen (data); |
| 1498 | |
1553 | |
| 1499 | REQ_SEND; |
1554 | REQ_SEND; |
| 1500 | } |
1555 | } |
| 1501 | |
1556 | |
| 1502 | void |
1557 | void |
| 1503 | aio_sendfile (out_fh,in_fh,in_offset,length,callback=&PL_sv_undef) |
1558 | aio_sendfile (SV *out_fh, SV *in_fh, SV *in_offset, UV length, SV *callback=&PL_sv_undef) |
| 1504 | SV * out_fh |
|
|
| 1505 | SV * in_fh |
|
|
| 1506 | UV in_offset |
|
|
| 1507 | UV length |
|
|
| 1508 | SV * callback |
|
|
| 1509 | PROTOTYPE: $$$$;$ |
1559 | PROTOTYPE: $$$$;$ |
| 1510 | PPCODE: |
1560 | PPCODE: |
| 1511 | { |
1561 | { |
| 1512 | dREQ; |
1562 | dREQ; |
| 1513 | |
1563 | |
| 1514 | req->type = REQ_SENDFILE; |
1564 | req->type = REQ_SENDFILE; |
| 1515 | req->fh = newSVsv (out_fh); |
1565 | req->sv1 = newSVsv (out_fh); |
| 1516 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (out_fh))); |
1566 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (out_fh))); |
| 1517 | req->sv2 = newSVsv (in_fh); |
1567 | req->sv2 = newSVsv (in_fh); |
| 1518 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (in_fh))); |
1568 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (in_fh))); |
| 1519 | req->offs = in_offset; |
1569 | req->offs = SvVAL64 (in_offset); |
| 1520 | req->size = length; |
1570 | req->size = length; |
| 1521 | |
1571 | |
| 1522 | REQ_SEND; |
1572 | REQ_SEND; |
| 1523 | } |
1573 | } |
| 1524 | |
1574 | |
| 1525 | void |
1575 | void |
| 1526 | aio_readahead (fh,offset,length,callback=&PL_sv_undef) |
1576 | aio_readahead (SV *fh, SV *offset, IV length, SV *callback=&PL_sv_undef) |
| 1527 | SV * fh |
|
|
| 1528 | UV offset |
|
|
| 1529 | IV length |
|
|
| 1530 | SV * callback |
|
|
| 1531 | PROTOTYPE: $$$;$ |
1577 | PROTOTYPE: $$$;$ |
| 1532 | PPCODE: |
1578 | PPCODE: |
| 1533 | { |
1579 | { |
| 1534 | dREQ; |
1580 | dREQ; |
| 1535 | |
1581 | |
| 1536 | req->type = REQ_READAHEAD; |
1582 | req->type = REQ_READAHEAD; |
| 1537 | req->fh = newSVsv (fh); |
1583 | req->sv1 = newSVsv (fh); |
| 1538 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
1584 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
| 1539 | req->offs = offset; |
1585 | req->offs = SvVAL64 (offset); |
| 1540 | req->size = length; |
1586 | req->size = length; |
| 1541 | |
1587 | |
| 1542 | REQ_SEND; |
1588 | REQ_SEND; |
| 1543 | } |
1589 | } |
| 1544 | |
1590 | |
| 1545 | void |
1591 | void |
| 1546 | aio_stat (fh_or_path,callback=&PL_sv_undef) |
1592 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
| 1547 | SV8 * fh_or_path |
|
|
| 1548 | SV * callback |
|
|
| 1549 | ALIAS: |
1593 | ALIAS: |
| 1550 | aio_stat = REQ_STAT |
1594 | aio_stat = REQ_STAT |
| 1551 | aio_lstat = REQ_LSTAT |
1595 | aio_lstat = REQ_LSTAT |
| 1552 | PPCODE: |
1596 | PPCODE: |
| 1553 | { |
1597 | { |
| 1554 | dREQ; |
1598 | dREQ; |
| 1555 | |
1599 | |
| 1556 | req->ptr2 = malloc (sizeof (Stat_t)); |
1600 | req->ptr2 = malloc (sizeof (Stat_t)); |
| 1557 | if (!req->ptr2) |
1601 | if (!req->ptr2) |
| 1558 | { |
1602 | { |
| 1559 | req_free (req); |
1603 | req_destroy (req); |
| 1560 | croak ("out of memory during aio_stat statdata allocation"); |
1604 | croak ("out of memory during aio_stat statdata allocation"); |
| 1561 | } |
1605 | } |
| 1562 | |
1606 | |
| 1563 | req->flags |= FLAG_PTR2_FREE; |
1607 | req->flags |= FLAG_PTR2_FREE; |
|
|
1608 | req->sv1 = newSVsv (fh_or_path); |
| 1564 | |
1609 | |
| 1565 | if (SvPOK (fh_or_path)) |
1610 | if (SvPOK (fh_or_path)) |
| 1566 | { |
1611 | { |
| 1567 | req->type = ix; |
1612 | req->type = ix; |
| 1568 | req->sv1 = newSVsv (fh_or_path); |
|
|
| 1569 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1613 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
| 1570 | } |
1614 | } |
| 1571 | else |
1615 | else |
| 1572 | { |
1616 | { |
| 1573 | req->type = REQ_FSTAT; |
1617 | req->type = REQ_FSTAT; |
| 1574 | req->fh = newSVsv (fh_or_path); |
|
|
| 1575 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
1618 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
| 1576 | } |
1619 | } |
| 1577 | |
1620 | |
| 1578 | REQ_SEND; |
1621 | REQ_SEND; |
| 1579 | } |
1622 | } |
| 1580 | |
1623 | |
| 1581 | void |
1624 | void |
|
|
1625 | aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) |
|
|
1626 | PPCODE: |
|
|
1627 | { |
|
|
1628 | dREQ; |
|
|
1629 | |
|
|
1630 | req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; |
|
|
1631 | req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; |
|
|
1632 | req->sv1 = newSVsv (fh_or_path); |
|
|
1633 | |
|
|
1634 | if (SvPOK (fh_or_path)) |
|
|
1635 | { |
|
|
1636 | req->type = REQ_UTIME; |
|
|
1637 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1638 | } |
|
|
1639 | else |
|
|
1640 | { |
|
|
1641 | req->type = REQ_FUTIME; |
|
|
1642 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
1643 | } |
|
|
1644 | |
|
|
1645 | REQ_SEND; |
|
|
1646 | } |
|
|
1647 | |
|
|
1648 | void |
|
|
1649 | aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) |
|
|
1650 | PPCODE: |
|
|
1651 | { |
|
|
1652 | dREQ; |
|
|
1653 | |
|
|
1654 | req->sv1 = newSVsv (fh_or_path); |
|
|
1655 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
|
|
1656 | |
|
|
1657 | if (SvPOK (fh_or_path)) |
|
|
1658 | { |
|
|
1659 | req->type = REQ_TRUNCATE; |
|
|
1660 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1661 | } |
|
|
1662 | else |
|
|
1663 | { |
|
|
1664 | req->type = REQ_FTRUNCATE; |
|
|
1665 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
1666 | } |
|
|
1667 | |
|
|
1668 | REQ_SEND; |
|
|
1669 | } |
|
|
1670 | |
|
|
1671 | void |
|
|
1672 | aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) |
|
|
1673 | PPCODE: |
|
|
1674 | { |
|
|
1675 | dREQ; |
|
|
1676 | |
|
|
1677 | req->mode = mode; |
|
|
1678 | req->sv1 = newSVsv (fh_or_path); |
|
|
1679 | |
|
|
1680 | if (SvPOK (fh_or_path)) |
|
|
1681 | { |
|
|
1682 | req->type = REQ_CHMOD; |
|
|
1683 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1684 | } |
|
|
1685 | else |
|
|
1686 | { |
|
|
1687 | req->type = REQ_FCHMOD; |
|
|
1688 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
1689 | } |
|
|
1690 | |
|
|
1691 | REQ_SEND; |
|
|
1692 | } |
|
|
1693 | |
|
|
1694 | void |
|
|
1695 | aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback=&PL_sv_undef) |
|
|
1696 | PPCODE: |
|
|
1697 | { |
|
|
1698 | dREQ; |
|
|
1699 | |
|
|
1700 | req->int2 = SvOK (uid) ? SvIV (uid) : -1; |
|
|
1701 | req->int3 = SvOK (gid) ? SvIV (gid) : -1; |
|
|
1702 | req->sv1 = newSVsv (fh_or_path); |
|
|
1703 | |
|
|
1704 | if (SvPOK (fh_or_path)) |
|
|
1705 | { |
|
|
1706 | req->type = REQ_CHOWN; |
|
|
1707 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1708 | } |
|
|
1709 | else |
|
|
1710 | { |
|
|
1711 | req->type = REQ_FCHOWN; |
|
|
1712 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
|
|
1713 | } |
|
|
1714 | |
|
|
1715 | REQ_SEND; |
|
|
1716 | } |
|
|
1717 | |
|
|
1718 | void |
| 1582 | aio_unlink (pathname,callback=&PL_sv_undef) |
1719 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
| 1583 | SV8 * pathname |
|
|
| 1584 | SV * callback |
|
|
| 1585 | ALIAS: |
1720 | ALIAS: |
| 1586 | aio_unlink = REQ_UNLINK |
1721 | aio_unlink = REQ_UNLINK |
| 1587 | aio_rmdir = REQ_RMDIR |
1722 | aio_rmdir = REQ_RMDIR |
| 1588 | aio_readdir = REQ_READDIR |
1723 | aio_readdir = REQ_READDIR |
| 1589 | PPCODE: |
1724 | PPCODE: |
| … | |
… | |
| 1596 | |
1731 | |
| 1597 | REQ_SEND; |
1732 | REQ_SEND; |
| 1598 | } |
1733 | } |
| 1599 | |
1734 | |
| 1600 | void |
1735 | void |
|
|
1736 | aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef) |
|
|
1737 | PPCODE: |
|
|
1738 | { |
|
|
1739 | dREQ; |
|
|
1740 | |
|
|
1741 | req->type = REQ_MKDIR; |
|
|
1742 | req->sv1 = newSVsv (pathname); |
|
|
1743 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1744 | req->mode = mode; |
|
|
1745 | |
|
|
1746 | REQ_SEND; |
|
|
1747 | } |
|
|
1748 | |
|
|
1749 | void |
| 1601 | aio_link (oldpath,newpath,callback=&PL_sv_undef) |
1750 | aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) |
| 1602 | SV8 * oldpath |
|
|
| 1603 | SV8 * newpath |
|
|
| 1604 | SV * callback |
|
|
| 1605 | ALIAS: |
1751 | ALIAS: |
| 1606 | aio_link = REQ_LINK |
1752 | aio_link = REQ_LINK |
| 1607 | aio_symlink = REQ_SYMLINK |
1753 | aio_symlink = REQ_SYMLINK |
| 1608 | aio_rename = REQ_RENAME |
1754 | aio_rename = REQ_RENAME |
| 1609 | PPCODE: |
1755 | PPCODE: |
| 1610 | { |
1756 | { |
| 1611 | dREQ; |
1757 | dREQ; |
| 1612 | |
1758 | |
| 1613 | req->type = ix; |
1759 | req->type = ix; |
| 1614 | req->fh = newSVsv (oldpath); |
1760 | req->sv2 = newSVsv (oldpath); |
| 1615 | req->ptr2 = SvPVbyte_nolen (req->fh); |
1761 | req->ptr2 = SvPVbyte_nolen (req->sv2); |
| 1616 | req->sv1 = newSVsv (newpath); |
1762 | req->sv1 = newSVsv (newpath); |
| 1617 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
1763 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
| 1618 | |
1764 | |
| 1619 | REQ_SEND; |
1765 | REQ_SEND; |
| 1620 | } |
1766 | } |
| 1621 | |
1767 | |
| 1622 | void |
1768 | void |
| 1623 | aio_mknod (pathname,mode,dev,callback=&PL_sv_undef) |
1769 | aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback=&PL_sv_undef) |
| 1624 | SV8 * pathname |
|
|
| 1625 | SV * callback |
|
|
| 1626 | UV mode |
|
|
| 1627 | UV dev |
|
|
| 1628 | PPCODE: |
1770 | PPCODE: |
| 1629 | { |
1771 | { |
| 1630 | dREQ; |
1772 | dREQ; |
| 1631 | |
1773 | |
| 1632 | req->type = REQ_MKNOD; |
1774 | req->type = REQ_MKNOD; |
| … | |
… | |
| 1637 | |
1779 | |
| 1638 | REQ_SEND; |
1780 | REQ_SEND; |
| 1639 | } |
1781 | } |
| 1640 | |
1782 | |
| 1641 | void |
1783 | void |
| 1642 | aio_busy (delay,callback=&PL_sv_undef) |
1784 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
| 1643 | double delay |
|
|
| 1644 | SV * callback |
|
|
| 1645 | PPCODE: |
1785 | PPCODE: |
| 1646 | { |
1786 | { |
| 1647 | dREQ; |
1787 | dREQ; |
| 1648 | |
1788 | |
| 1649 | req->type = REQ_BUSY; |
1789 | req->type = REQ_BUSY; |
| 1650 | req->int1 = delay < 0. ? 0 : delay; |
1790 | req->nv1 = delay < 0. ? 0. : delay; |
| 1651 | req->int2 = delay < 0. ? 0 : 1000. * (delay - req->int1); |
|
|
| 1652 | |
1791 | |
| 1653 | REQ_SEND; |
1792 | REQ_SEND; |
| 1654 | } |
1793 | } |
| 1655 | |
1794 | |
| 1656 | void |
1795 | void |
| 1657 | aio_group (callback=&PL_sv_undef) |
1796 | aio_group (SV *callback=&PL_sv_undef) |
| 1658 | SV * callback |
|
|
| 1659 | PROTOTYPE: ;$ |
1797 | PROTOTYPE: ;$ |
| 1660 | PPCODE: |
1798 | PPCODE: |
| 1661 | { |
1799 | { |
| 1662 | dREQ; |
1800 | dREQ; |
| 1663 | |
1801 | |
| … | |
… | |
| 1666 | req_send (req); |
1804 | req_send (req); |
| 1667 | XPUSHs (req_sv (req, AIO_GRP_KLASS)); |
1805 | XPUSHs (req_sv (req, AIO_GRP_KLASS)); |
| 1668 | } |
1806 | } |
| 1669 | |
1807 | |
| 1670 | void |
1808 | void |
| 1671 | aio_nop (callback=&PL_sv_undef) |
1809 | aio_nop (SV *callback=&PL_sv_undef) |
| 1672 | SV * callback |
|
|
| 1673 | PPCODE: |
1810 | PPCODE: |
| 1674 | { |
1811 | { |
| 1675 | dREQ; |
1812 | dREQ; |
| 1676 | |
1813 | |
| 1677 | req->type = REQ_NOP; |
1814 | req->type = REQ_NOP; |
| … | |
… | |
| 1748 | CODE: |
1885 | CODE: |
| 1749 | { |
1886 | { |
| 1750 | if (block_sig_level) |
1887 | if (block_sig_level) |
| 1751 | croak ("cannot call IO::AIO::setsig from within aio_block/callback"); |
1888 | croak ("cannot call IO::AIO::setsig from within aio_block/callback"); |
| 1752 | |
1889 | |
| 1753 | LOCK (reslock); |
1890 | X_LOCK (reslock); |
| 1754 | main_tid = pthread_self (); |
1891 | main_tid = pthread_self (); |
| 1755 | main_sig = signum; |
1892 | main_sig = signum; |
| 1756 | UNLOCK (reslock); |
1893 | X_UNLOCK (reslock); |
| 1757 | |
1894 | |
| 1758 | if (main_sig && npending) |
1895 | if (main_sig && npending) |
| 1759 | pthread_kill (main_tid, main_sig); |
1896 | pthread_kill (main_tid, main_sig); |
| 1760 | } |
1897 | } |
| 1761 | |
1898 | |
| … | |
… | |
| 1805 | |
1942 | |
| 1806 | int |
1943 | int |
| 1807 | nthreads() |
1944 | nthreads() |
| 1808 | PROTOTYPE: |
1945 | PROTOTYPE: |
| 1809 | CODE: |
1946 | CODE: |
| 1810 | if (WORDACCESS_UNSAFE) LOCK (wrklock); |
1947 | if (WORDACCESS_UNSAFE) X_LOCK (wrklock); |
| 1811 | RETVAL = started; |
1948 | RETVAL = started; |
| 1812 | if (WORDACCESS_UNSAFE) UNLOCK (wrklock); |
1949 | if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock); |
| 1813 | OUTPUT: |
1950 | OUTPUT: |
| 1814 | RETVAL |
1951 | RETVAL |
| 1815 | |
1952 | |
| 1816 | PROTOTYPES: DISABLE |
1953 | PROTOTYPES: DISABLE |
| 1817 | |
1954 | |
