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Fix and enable inotify monitoring. You need a fairly recent inotify for 

it to work.


SVN revision: 16383
This commit is contained in:
sebastid 2005-08-27 11:50:50 +00:00 committed by sebastid
parent 2c51880650
commit b71553bff9
3 changed files with 126 additions and 47 deletions
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33
legacy/ecore/configure.in
View File

@ -849,23 +849,26 @@ AC_ARG_ENABLE(ecore-file,
]
)
#AC_MSG_CHECKING(whether inotify is to be used for filemonitoring)
#AC_ARG_ENABLE(inotify,
#[ --disable-inotify disable inotify in the ecore_file module], [
# if test "$enableval" = "yes"; then
# AC_MSG_RESULT(yes)
# use_inotify="yes"
# else
# AC_MSG_RESULT(no)
# fi
#], [
# AC_MSG_RESULT(yes)
# use_inotify="yes"
#]
#)
dnl We need to check if the right inotify version is accessible
AC_MSG_CHECKING(whether inotify is to be used for filemonitoring)
AC_ARG_ENABLE(inotify,
[ --disable-inotify disable inotify in the ecore_file module], [
if test "$enableval" = "yes"; then
AC_MSG_RESULT(yes)
use_inotify="yes"
else
AC_MSG_RESULT(no)
fi
], [
AC_MSG_RESULT(yes)
use_inotify="yes"
]
)
if test "x$use_inotify" = "xyes"; then
AC_CHECK_HEADER(linux/inotify.h,
AC_TRY_COMPILE(
[#include <linux/inotify.h>],
[struct inotify_watch_request request;request.fd = 0; request.mask = 0;],
[
AC_DEFINE(HAVE_INOTIFY, 1, [ File monitoring with Inotify ])
use_inotify="yes"

7
legacy/ecore/src/lib/ecore_file/ecore_file_monitor.c
View File

@ -22,12 +22,11 @@ int
ecore_file_monitor_init(void)
{
#ifdef HAVE_INOTIFY
#if 0
printf("inotify\n");
monitor_type = ECORE_FILE_MONITOR_TYPE_INOTIFY;
if (ecore_file_monitor_inotify_init())
return 1;
#endif
#endif
#ifdef HAVE_FAM
#if 0
monitor_type = ECORE_FILE_MONITOR_TYPE_FAM;
@ -36,10 +35,12 @@ ecore_file_monitor_init(void)
#endif
#endif
#ifdef HAVE_POLL
printf("poll\n");
monitor_type = ECORE_FILE_MONITOR_TYPE_POLL;
if (ecore_file_monitor_poll_init())
return 1;
#endif
printf("none\n");
monitor_type = ECORE_FILE_MONITOR_TYPE_NONE;
return 0;
}
@ -80,6 +81,7 @@ ecore_file_monitor_add(const char *path,
return NULL;
#ifdef HAVE_INOTIFY
case ECORE_FILE_MONITOR_TYPE_INOTIFY:
printf("inotify add\n");
return ecore_file_monitor_inotify_add(path, func, data);
#endif
#ifdef HAVE_FAM
@ -88,6 +90,7 @@ ecore_file_monitor_add(const char *path,
#endif
#ifdef HAVE_POLL
case ECORE_FILE_MONITOR_TYPE_POLL:
printf("poll add\n");
return ecore_file_monitor_poll_add(path, func, data);
#endif
}

133
legacy/ecore/src/lib/ecore_file/ecore_file_monitor_inotify.c
View File

@ -5,16 +5,56 @@
/*
* TODO:
*
* * Listen to these events:
* IN_ACCESS, IN_ATTRIB, IN_CLOSE_WRITE, IN_CLOSE_NOWRITE, IN_OPEN
*
*/
#ifdef HAVE_INOTIFY
#include <sys/syscall.h>
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <linux/inotify.h>
/* These should go when it is standard that they are defined in userspace kernel headers */
#if defined(__i386__)
# define __NR_inotify_init 291
# define __NR_inotify_add_watch 292
# define __NR_inotify_rm_watch 293
#elif defined(__x86_64__)
# define __NR_inotify_init 253
# define __NR_inotify_add_watch 254
# define __NR_inotify_rm_watch 255
#elif defined(__alpha__)
# define __NR_inotify_init 444
# define __NR_inotify_add_watch 445
# define __NR_inotify_rm_watch 446
#elif defined(__ppc__) || defined(__powerpc__) || defined(__powerpc64__)
# define __NR_inotify_init 275
# define __NR_inotify_add_watch 276
# define __NR_inotify_rm_watch 277
#elif defined(__sparc__)
# define __NR_inotify_init 151
# define __NR_inotify_add_watch 152
# define __NR_inotify_rm_watch 156
#elif defined (__ia64__)
# define __NR_inotify_init 1277
# define __NR_inotify_add_watch 1278
# define __NR_inotify_rm_watch 1279
#elif defined (__s390__)
# define __NR_inotify_init 284
# define __NR_inotify_add_watch 285
# define __NR_inotify_rm_watch 286
#else
# warning "Unsupported architecture"
#endif
#ifdef __NR_inotify_init
typedef struct _Ecore_File_Monitor_Inotify Ecore_File_Monitor_Inotify;
#define ECORE_FILE_MONITOR_INOTIFY(x) ((Ecore_File_Monitor_Inotify *)(x))
@ -33,15 +73,22 @@ static Ecore_File_Monitor *_ecore_file_monitor_inotify_monitor_find(int wd);
static void _ecore_file_monitor_inotify_events(Ecore_File_Monitor *em,
char *file, int mask);
static inline int inotify_init(void);
static inline int inotify_add_watch(int fd, const char *name, __u32 mask);
static inline int inotify_rm_watch(int fd, __u32 wd);
int
ecore_file_monitor_inotify_init(void)
{
int fd;
fd = open("/dev/inotify", O_RDONLY);
/* Check if we can open /dev/inotify */
printf("open\n");
fd = inotify_init();
if (fd < 0)
return 0;
printf("handler\n");
_fdh = ecore_main_fd_handler_add(fd, ECORE_FD_READ, _ecore_file_monitor_inotify_handler,
NULL, NULL, NULL);
if (!_fdh)
@ -87,6 +134,7 @@ ecore_file_monitor_inotify_add(const char *path,
Ecore_File_Monitor *em;
int len;
printf("Using inotify!\n");
em = calloc(1, sizeof(Ecore_File_Monitor_Inotify));
if (!em) return NULL;
@ -95,21 +143,19 @@ ecore_file_monitor_inotify_add(const char *path,
em->path = strdup(path);
len = strlen(em->path);
if (em->path[len - 1] == '/')
if (em->path[len - 1] == '/' && strcmp(em->path, "/"))
em->path[len - 1] = 0;
if (ecore_file_exists(em->path))
{
struct inotify_watch_request request;
request.name = em->path;
request.mask = IN_MODIFY|
IN_MOVED_FROM|IN_MOVED_TO|
IN_DELETE_SUBDIR|IN_DELETE_FILE|
IN_CREATE_SUBDIR|IN_CREATE_FILE|
IN_DELETE_SELF|IN_UNMOUNT;
ECORE_FILE_MONITOR_INOTIFY(em)->wd = ioctl(ecore_main_fd_handler_fd_get(_fdh),
INOTIFY_WATCH, &request);
int mask;
mask = IN_MODIFY|
IN_MOVED_FROM|IN_MOVED_TO|
IN_DELETE|IN_CREATE|
IN_DELETE_SELF|IN_UNMOUNT;
ECORE_FILE_MONITOR_INOTIFY(em)->wd = inotify_add_watch(ecore_main_fd_handler_fd_get(_fdh),
em->path,
mask);
if (ECORE_FILE_MONITOR_INOTIFY(em)->wd < 0)
{
printf("ioctl error\n");
@ -137,7 +183,7 @@ ecore_file_monitor_inotify_del(Ecore_File_Monitor *em)
fd = ecore_main_fd_handler_fd_get(_fdh);
if (ECORE_FILE_MONITOR_INOTIFY(em)->wd)
ioctl(fd, INOTIFY_IGNORE, ECORE_FILE_MONITOR_INOTIFY(em)->wd);
inotify_rm_watch(fd, ECORE_FILE_MONITOR_INOTIFY(em)->wd);
free(em->path);
free(em);
}
@ -189,39 +235,46 @@ static void
_ecore_file_monitor_inotify_events(Ecore_File_Monitor *em, char *file, int mask)
{
char buf[PATH_MAX];
int isdir;
if (file)
snprintf(buf, sizeof(buf), "%s/%s", em->path, file);
else
strcpy(buf, em->path);
isdir = mask & IN_ISDIR;
if (mask & IN_MODIFY)
{
if (!ecore_file_is_dir(buf))
if (!isdir)
em->func(em->data, em, ECORE_FILE_EVENT_MODIFIED, buf);
}
if (mask & IN_MOVED_FROM)
{
printf("MOVE_FROM ");
if (isdir)
em->func(em->data, em, ECORE_FILE_EVENT_DELETED_DIRECTORY, buf);
else
em->func(em->data, em, ECORE_FILE_EVENT_DELETED_FILE, buf);
}
if (mask & IN_MOVED_TO)
{
printf("MOVE_TO ");
if (isdir)
em->func(em->data, em, ECORE_FILE_EVENT_CREATED_DIRECTORY, buf);
else
em->func(em->data, em, ECORE_FILE_EVENT_CREATED_FILE, buf);
}
if (mask & IN_DELETE_SUBDIR)
if (mask & IN_DELETE)
{
em->func(em->data, em, ECORE_FILE_EVENT_DELETED_DIRECTORY, buf);
if (isdir)
em->func(em->data, em, ECORE_FILE_EVENT_DELETED_DIRECTORY, buf);
else
em->func(em->data, em, ECORE_FILE_EVENT_DELETED_FILE, buf);
}
if (mask & IN_DELETE_FILE)
if (mask & IN_CREATE)
{
em->func(em->data, em, ECORE_FILE_EVENT_DELETED_FILE, buf);
}
if (mask & IN_CREATE_SUBDIR)
{
em->func(em->data, em, ECORE_FILE_EVENT_CREATED_DIRECTORY, buf);
}
if (mask & IN_CREATE_FILE)
{
em->func(em->data, em, ECORE_FILE_EVENT_CREATED_FILE, buf);
if (isdir)
em->func(em->data, em, ECORE_FILE_EVENT_CREATED_DIRECTORY, buf);
else
em->func(em->data, em, ECORE_FILE_EVENT_CREATED_FILE, buf);
}
if (mask & IN_DELETE_SELF)
{
@ -229,7 +282,27 @@ _ecore_file_monitor_inotify_events(Ecore_File_Monitor *em, char *file, int mask)
}
if (mask & IN_UNMOUNT)
{
printf("UNMOUNT ");
/* We just call delete. The dir is gone... */
em->func(em->data, em, ECORE_FILE_EVENT_DELETED_SELF, em->path);
}
}
#endif
static inline int
inotify_init(void)
{
return syscall(__NR_inotify_init);
}
static inline int
inotify_add_watch(int fd, const char *name, __u32 mask)
{
return syscall(__NR_inotify_add_watch, fd, name, mask);
}
static inline int
inotify_rm_watch(int fd, __u32 wd)
{
return syscall(__NR_inotify_rm_watch, fd, wd);
}
#endif /* __NR_inotify_init */
#endif /* HAVE_INOTIFY */