/
filewatcher.c
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/
filewatcher.c
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/*
* filewatcher.c: File System Watcher internal calls
*
* Authors:
* Gonzalo Paniagua Javier (gonzalo@ximian.com)
*
* (C) 2004 Novell, Inc. (http://www.novell.com)
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <mono/metadata/appdomain.h>
#include <mono/metadata/exception.h>
#include <mono/metadata/filewatcher.h>
#if (defined (PLATFORM_WIN32) && WINVER >= 0x0400)
/* TODO:
* We use the managed watcher on windows, so the code inside this #if is never used
*/
gint
ves_icall_System_IO_FSW_SupportsFSW (void)
{
return 1;
}
gpointer
ves_icall_System_IO_FSW_OpenDirectory (MonoString *path, gpointer reserved)
{
return NULL;
/*
gpointer dir;
gchar *utf8path;
MONO_ARCH_SAVE_REGS;
dir = CreateFile (path, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_DELETE,
NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL);
return dir;
*/
}
gboolean
ves_icall_System_IO_FSW_CloseDirectory (gpointer handle)
{
return FALSE;
/*
MONO_ARCH_SAVE_REGS;
return CloseHandle (handle);
*/
}
gboolean
ves_icall_System_IO_FSW_ReadDirectoryChanges ( gpointer handle,
MonoArray *buffer,
gboolean includeSubdirs,
gint filters,
gpointer overlap,
gpointer callback)
{
return FALSE;
/*
gpointer dest;
gint size;
MonoObject *delegate = (MonoObject *) callback;
MonoMethod *im;
LPOVERLAPPED_COMPLETION_ROUTINE func;
MONO_ARCH_SAVE_REGS;
size = mono_array_length (buffer);
dest = mono_array_addr_with_size (buffer, 1, 0);
im = mono_get_delegate_invoke (mono_object_get_class (delegate));
func = mono_compile_method (im);
return FALSE;
* return ReadDirectoryChanges (handle, dest, size, includeSubdirs, filters,
NULL, (LPOVERLAPPED) overlap,
func); */
}
gboolean
ves_icall_System_IO_FAMW_InternalFAMNextEvent (gpointer conn,
MonoString **filename,
gint *code,
gint *reqnum)
{
return FALSE;
}
#else
static int (*FAMNextEvent) (gpointer, gpointer);
gint
ves_icall_System_IO_FSW_SupportsFSW (void)
{
#if HAVE_KQUEUE
return 3;
#else
GModule *fam_module;
gchar *filename;
MONO_ARCH_SAVE_REGS;
filename = g_module_build_path (NULL, "libfam.so.0");
fam_module = g_module_open (filename, G_MODULE_BIND_LAZY);
g_free (filename);
if (fam_module == NULL)
return 0;
g_module_symbol (fam_module, "FAMNextEvent", (gpointer *) &FAMNextEvent);
if (FAMNextEvent == NULL)
return 0;
return 2;
#endif
}
gpointer
ves_icall_System_IO_FSW_OpenDirectory (MonoString *path, gpointer reserved)
{
return NULL;
}
gboolean
ves_icall_System_IO_FSW_CloseDirectory (gpointer handle)
{
return FALSE;
}
gboolean
ves_icall_System_IO_FSW_ReadDirectoryChanges ( gpointer handle,
MonoArray *buffer,
gboolean includeSubdirs,
gint filters,
gpointer overlap,
gpointer callback)
{
return FALSE;
}
/* Almost copied from fam.h. Weird, I know */
typedef struct {
gint reqnum;
} FAMRequest;
typedef struct FAMEvent {
gpointer fc;
FAMRequest fr;
gchar *hostname;
gchar filename [PATH_MAX];
gpointer userdata;
gint code;
} FAMEvent;
gboolean
ves_icall_System_IO_FAMW_InternalFAMNextEvent (gpointer conn,
MonoString **filename,
gint *code,
gint *reqnum)
{
FAMEvent ev;
MONO_ARCH_SAVE_REGS;
if (FAMNextEvent (conn, &ev) == 1) {
*filename = mono_string_new (mono_domain_get (), ev.filename);
*code = ev.code;
*reqnum = ev.fr.reqnum;
return TRUE;
}
return FALSE;
}
#endif