public virtual void DoUpdateFileTags(MonoDevelop.Projects.Project project, string filename, IEnumerable <string> headers)
{
ProjectInformation info = ProjectInformationManager.Instance.Get(project);
lock (info) {
info.RemoveFileInfo(filename);
IEnumerable <string> tags = GetTags(project, filename, headers);
if (tags == null)
{
return;
}
foreach (string tagEntry in tags)
{
if (tagEntry.StartsWith("!_"))
{
continue;
}
Tag tag = ParseTag(tagEntry);
if (tag != null)
{
AddInfo(info, tag, tagEntry);
}
}
}
}
/// <summary>
/// Remove a file's parse information from the database.
/// </summary>
/// <param name="project">
/// A <see cref="Project"/>: The project to which the file belongs.
/// </param>
/// <param name="filename">
/// A <see cref="System.String"/>: The file.
/// </param>
public void RemoveFileInfo(Project project, string filename)
{
ProjectInformation info = ProjectInformationManager.Instance.Get(project);
lock (info){ info.RemoveFileInfo(filename); }
OnFileUpdated(new ClassPadEventArgs(project));
}
private void DoUpdateFileTags(Project project, string filename)
{
if (!DepsInstalled)
{
return;
}
string[] headers = Headers(project, filename, false);
string[] system_headers = diff(Headers(project, filename, true), headers);
StringBuilder ctags_kinds = new StringBuilder("--C++-kinds=+px");
if (PropertyService.Get <bool> ("CBinding.ParseLocalVariables", true))
{
ctags_kinds.Append("+l");
}
// Maybe we should only ask for locals for 'local' files? (not external #includes?)
ctags_kinds.AppendFormat(" --fields=+aStisk-fz --language-force=C++ --excmd=number --line-directives=yes -f - '{0}'", filename);
foreach (string header in headers)
{
ctags_kinds.AppendFormat(" '{0}'", header);
}
string ctags_output = string.Empty;
ProcessWrapper p = null;
System.IO.StringWriter output = null, error = null;
try {
output = new System.IO.StringWriter();
error = new System.IO.StringWriter();
p = Runtime.ProcessService.StartProcess("ctags", ctags_kinds.ToString(), project.BaseDirectory, output, error, null);
p.WaitForOutput(10000);
if (p.ExitCode != 0)
{
LoggingService.LogError("Ctags did not successfully populate the tags database from '{0}' within ten seconds.\nError output: {1}", filename, error.ToString());
return;
}
ctags_output = output.ToString();
} catch (Exception ex) {
throw new IOException("Could not create tags database (You must have exuberant ctags installed).", ex);
} finally {
if (output != null)
{
output.Dispose();
}
if (error != null)
{
error.Dispose();
}
if (p != null)
{
p.Dispose();
}
}
ProjectInformation info = ProjectInformationManager.Instance.Get(project);
lock (info) {
info.RemoveFileInfo(filename);
string tagEntry;
using (StringReader reader = new StringReader(ctags_output)) {
while ((tagEntry = reader.ReadLine()) != null)
{
if (tagEntry.StartsWith("!_"))
{
continue;
}
Tag tag = ParseTag(tagEntry);
if (tag != null)
{
AddInfo(info, tag, ctags_output);
}
}
}
}
OnFileUpdated(new ClassPadEventArgs(project));
if (PropertyService.Get <bool> ("CBinding.ParseSystemTags", true))
{
UpdateSystemTags(project, filename, system_headers);
}
if (cache.Count > cache_size)
{
cache.Clear();
}
}