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author | Rob Landley <rob@landley.net> | 2014-08-20 22:23:39 -0500 |
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committer | Rob Landley <rob@landley.net> | 2014-08-20 22:23:39 -0500 |
commit | e70eea41eeed05e0ac938a6aceab27c918090fde (patch) | |
tree | 5b47328b5a87e95f48e0337ea10021ff3ce77c10 /toys/pending/inotifyd.c | |
parent | eeb3541652110c35e9c434565a2c509687bb6697 (diff) | |
download | toybox-e70eea41eeed05e0ac938a6aceab27c918090fde.tar.gz |
Promote inotifyd to other.
Diffstat (limited to 'toys/pending/inotifyd.c')
-rw-r--r-- | toys/pending/inotifyd.c | 126 |
1 files changed, 0 insertions, 126 deletions
diff --git a/toys/pending/inotifyd.c b/toys/pending/inotifyd.c deleted file mode 100644 index 37c5d4e3..00000000 --- a/toys/pending/inotifyd.c +++ /dev/null @@ -1,126 +0,0 @@ -/* inotifyd.c - inotify daemon. - * - * Copyright 2013 Ashwini Kumar <ak.ashwini1981@gmail.com> - * Copyright 2013 Kyungwan Han <asura321@gmail.com> - * - * No Standard. - -USE_INOTIFYD(NEWTOY(inotifyd, "<2", TOYFLAG_USR|TOYFLAG_BIN)) - -config INOTIFYD - bool "inotifyd" - default n - help - usage: inotifyd PROG FILE[:MASK] ... - - When a filesystem event matching MASK occurs to a FILE, run PROG as: - - PROG EVENTS FILE [DIRFILE] - - If PROG is "-" events are sent to stdout. - - This file is: - a accessed c modified e metadata change w closed (writable) - r opened D deleted M moved 0 closed (unwritable) - u unmounted o overflow x unwatchable - - A file in this directory is: - m moved in y moved out n created d deleted - - When x event happens for all FILEs, inotifyd exits (after waiting for PROG). -*/ - -#define FOR_inotifyd -#include "toys.h" -#include <sys/inotify.h> - -void inotifyd_main(void) -{ - struct pollfd fds; - char *prog_args[5], **ss = toys.optargs; - char *masklist ="acew0rmyndDM uox"; - - fds.events = POLLIN; - - *prog_args = *toys.optargs; - prog_args[4] = 0; - if ((fds.fd = inotify_init()) == -1) perror_exit(0); - - // Track number of watched files. First one was program to run. - toys.optc--; - - while (*++ss) { - char *path = *ss, *masks = strchr(*ss, ':'); - int i, mask = 0; - - if (!masks) mask = 0xfff; // default to all - else{ - *masks++ = 0; - for (*masks++ = 0; *masks; masks++) { - i = stridx(masklist, *masks);; - if (i == -1) error_exit("bad mask '%c'", *masks); - mask |= 1<<i; - } - } - - // This returns increasing numbers starting from 1, which coincidentally - // is the toys.optargs position of the file. (0 is program to run.) - if (inotify_add_watch(fds.fd, path, mask) < 0) perror_exit("%s", path); - } - - for (;;) { - int ret = 0, len; - void *buf = 0; - struct inotify_event *event; - - // Read next event(s) - ret = poll(&fds, 1, -1); - if (ret < 0 && errno == EINTR) continue; - if (ret <= 0) break; - xioctl(fds.fd, FIONREAD, &len); - event = buf = xmalloc(len); - len = readall(fds.fd, buf, len); - - // Loop through set of events. - for (;;) { - int left = len - (((char *)event)-(char *)buf), - size = sizeof(struct inotify_event); - - // Don't dereference event if ->len is off end of bufer - if (left >= size) size += event->len; - if (left < size) break; - - if (event->mask) { - char *s = toybuf, *m; - - for (m = masklist; *m; m++) - if (event->mask & (1<<(m-masklist))) *s++ = *m; - *s = 0; - - if (**prog_args == '-' && !prog_args[0][1]) { - xprintf("%s\t%s\t%s\n" + 3*!event->len, toybuf, - toys.optargs[event->wd], event->name); - } else { - prog_args[1] = toybuf; - prog_args[2] = toys.optargs[event->wd]; - prog_args[3] = event->len ? event->name : 0; - xpclose(xpopen(prog_args, 0), 0); - } - - if (event->mask & IN_IGNORED) { - if (--toys.optc <= 0) { - free(buf); - - goto done; - } - inotify_rm_watch(fds.fd, event->wd); - } - } - event = (void*)(size + (char*)event); - } - free(buf); - } - -done: - toys.exitval = !!toys.signal; -} |