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/cvs/Linux-Inotify2/Inotify2.xs
Revision: 1.6
Committed: Mon Sep 4 01:11:47 2017 UTC (6 years, 9 months ago) by root
Branch: MAIN
Changes since 1.5: +1 -2 lines
Log Message:
*** empty log message ***

File Contents

# User Rev Content
1 root 1.1 #define PERL_NO_GET_CONTEXT
2    
3     #include "EXTERN.h"
4     #include "perl.h"
5     #include "XSUB.h"
6    
7     #include <unistd.h>
8 root 1.3 #include <fcntl.h>
9 root 1.1
10 root 1.5 #include <sys/inotify.h>
11 root 1.1
12     MODULE = Linux::Inotify2 PACKAGE = Linux::Inotify2
13    
14     PROTOTYPES: ENABLE
15    
16     BOOT:
17     {
18     HV *stash = gv_stashpv ("Linux::Inotify2", 0);
19    
20     newCONSTSUB (stash, "IN_ACCESS" , newSViv (IN_ACCESS));
21     newCONSTSUB (stash, "IN_MODIFY" , newSViv (IN_MODIFY));
22     newCONSTSUB (stash, "IN_ATTRIB" , newSViv (IN_ATTRIB));
23     newCONSTSUB (stash, "IN_CLOSE_WRITE" , newSViv (IN_CLOSE_WRITE ));
24     newCONSTSUB (stash, "IN_CLOSE_NOWRITE", newSViv (IN_CLOSE_NOWRITE));
25     newCONSTSUB (stash, "IN_OPEN" , newSViv (IN_OPEN));
26     newCONSTSUB (stash, "IN_MOVED_FROM" , newSViv (IN_MOVED_FROM));
27     newCONSTSUB (stash, "IN_MOVED_TO" , newSViv (IN_MOVED_TO));
28     newCONSTSUB (stash, "IN_CREATE" , newSViv (IN_CREATE));
29     newCONSTSUB (stash, "IN_DELETE" , newSViv (IN_DELETE));
30     newCONSTSUB (stash, "IN_DELETE_SELF" , newSViv (IN_DELETE_SELF));
31 root 1.2 newCONSTSUB (stash, "IN_MOVE_SELF" , newSViv (IN_MOVE_SELF));
32 root 1.1 newCONSTSUB (stash, "IN_UNMOUNT" , newSViv (IN_UNMOUNT));
33     newCONSTSUB (stash, "IN_Q_OVERFLOW" , newSViv (IN_Q_OVERFLOW));
34     newCONSTSUB (stash, "IN_IGNORED" , newSViv (IN_IGNORED));
35     newCONSTSUB (stash, "IN_CLOSE" , newSViv (IN_CLOSE));
36     newCONSTSUB (stash, "IN_MOVE" , newSViv (IN_MOVE));
37 root 1.4 newCONSTSUB (stash, "IN_ONLYDIR" , newSViv (IN_ONLYDIR));
38     newCONSTSUB (stash, "IN_DONT_FOLLOW" , newSViv (IN_DONT_FOLLOW));
39     newCONSTSUB (stash, "IN_MASK_ADD" , newSViv (IN_MASK_ADD));
40 root 1.1 newCONSTSUB (stash, "IN_ISDIR" , newSViv (IN_ISDIR));
41     newCONSTSUB (stash, "IN_ONESHOT" , newSViv (IN_ONESHOT));
42     newCONSTSUB (stash, "IN_ALL_EVENTS" , newSViv (IN_ALL_EVENTS));
43     }
44    
45     int
46     inotify_init ()
47    
48     void
49     inotify_close (int fd)
50     CODE:
51     close (fd);
52    
53     int
54     inotify_add_watch (int fd, char *name, U32 mask)
55    
56     int
57     inotify_rm_watch (int fd, U32 wd)
58    
59 root 1.3 int
60     inotify_blocking (int fd, I32 blocking)
61 root 1.6 CODE:
62 root 1.3 fcntl (fd, F_SETFL, blocking ? 0 : O_NONBLOCK);
63    
64 root 1.1 void
65     inotify_read (int fd, int size = 8192)
66     PPCODE:
67     {
68     char buf [size], *cur, *end;
69     int got = read (fd, buf, size);
70    
71     if (got < 0)
72 root 1.3 if (errno != EAGAIN && errno != EINTR)
73     croak ("Linux::Inotify2: read error while reading events");
74     else
75     XSRETURN_EMPTY;
76 root 1.1
77     cur = buf;
78     end = buf + got;
79    
80     while (cur < end)
81     {
82     struct inotify_event *ev = (struct inotify_event *)cur;
83     cur += sizeof (struct inotify_event) + ev->len;
84    
85     while (ev->len > 0 && !ev->name [ev->len - 1])
86     --ev->len;
87    
88     HV *hv = newHV ();
89     hv_store (hv, "wd", sizeof ("wd") - 1, newSViv (ev->wd), 0);
90     hv_store (hv, "mask", sizeof ("mask") - 1, newSViv (ev->mask), 0);
91     hv_store (hv, "cookie", sizeof ("cookie") - 1, newSViv (ev->cookie), 0);
92     hv_store (hv, "name", sizeof ("name") - 1, newSVpvn (ev->name, ev->len), 0);
93    
94 root 1.3 XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv)));
95 root 1.1 }
96     }
97