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* Turn the debug output for node monitoring optional tracing.

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* Output something if the node monitor message does not contain the expected
  fields (Haiku node monitoring is soo much easier...)


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@26869 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Stephan Aßmus 2008-08-07 21:37:32 +00:00
parent 5c1147db87
commit 39c564f1e7
1 changed files with 29 additions and 5 deletions
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34
src/apps/text_search/GrepWindow.cpp
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@ -50,6 +50,13 @@ using std::nothrow;
static const bigtime_t kChangesPulseInterval = 500000;
#define TRACE_NODE_MONITORING
#ifdef TRACE_NODE_MONITORING
# define TRACE_NM(x...) printf(x)
#else
# define TRACE_NM(x...)
#endif
GrepWindow::GrepWindow(BMessage* message)
: BWindow(BRect(0, 0, 1, 1), NULL, B_DOCUMENT_WINDOW, 0),
@ -691,7 +698,7 @@ GrepWindow::_StartNodeMonitoring()
// watch the top level folder
BPath path(&fModel->fDirectory);
if (path.InitCheck() == B_OK) {
//printf("start monitoring root folder: %s\n", path.Path());
TRACE_NM("start monitoring root folder: %s\n", path.Path());
BPrivate::BPathMonitor::StartWatching(path.Path(), dirFlags, messenger);
}
@ -703,13 +710,13 @@ GrepWindow::_StartNodeMonitoring()
if (entry.IsDirectory()) {
// subfolder
if (iterator.FollowSubdir(entry)) {
//printf("start monitoring folder: %s\n", path.Path());
TRACE_NM("start monitoring folder: %s\n", path.Path());
BPrivate::BPathMonitor::StartWatching(path.Path(),
dirFlags | B_WATCH_RECURSIVELY, messenger);
}
} else {
// regular file
//printf("start monitoring file: %s\n", path.Path());
TRACE_NM("start monitoring file: %s\n", path.Path());
BPrivate::BPathMonitor::StartWatching(path.Path(), fileFlags,
messenger);
}
@ -850,6 +857,8 @@ GrepWindow::_OnNodeMonitorEvent(BMessage* message)
case B_ENTRY_CREATED:
case B_ENTRY_REMOVED:
{
TRACE_NM("%s\n", opCode == B_ENTRY_CREATED ? "B_ENTRY_CREATED"
: "B_ENTRY_REMOVED");
const char* name;
BString path;
if (message->FindString("path", &path) == B_OK
@ -859,25 +868,40 @@ GrepWindow::_OnNodeMonitorEvent(BMessage* message)
fChangesIterator->EntryAdded(path.String());
else
fChangesIterator->EntryRemoved(path.String());
} else {
#ifdef TRACE_NODE_MONITORING
printf("B_ENTRY_CREATED/REMOVED - incompatible message:\n");
message->PrintToStream();
#endif
}
break;
}
case B_ENTRY_MOVED:
printf("B_ENTRY_MOVED\n");
message->PrintToStream();
#ifdef TRACE_NODE_MONITORING
printf("B_ENTRY_MOVED\n");
message->PrintToStream();
#endif
// TODO: If the path is now outside the folder hierarchy, it's just
// a "removed" entry. If the move happened within the hierarchy,
// it should be a combined removed/added event.
break;
case B_STAT_CHANGED:
{
TRACE_NM("B_STAT_CHANGED\n");
BString path;
if (message->FindString("path", &path) == B_OK)
fChangesIterator->EntryChanged(path.String());
else {
#ifdef TRACE_NODE_MONITORING
printf("incompatible message:\n");
message->PrintToStream();
#endif
}
break;
}
default:
TRACE_NM("unkown op code\n");
break;
}