make SUP_LOG_LEVEL self-documenting

[sup] / bin / sup

diff --git a/bin/sup b/bin/sup
old mode 100644 (file)
new mode 100755 (executable)
index 77a5da3..1ca9819
--- a/bin/sup
+++ b/bin/sup
@@ -5,7 +5,6 @@ require 'ncurses'
 require 'curses'
 require 'fileutils'
 require 'trollop'
-require 'fastthread'
 require "sup"
 
 BIN_VERSION = "git"
@@ -81,6 +80,36 @@ global_keymap = Keymap.new do |k|
   k.add :recall_draft, "Edit most recent draft message", 'R'
 end
 
+## the following magic enables wide characters when used with a ruby
+## ncurses.so that's been compiled against libncursesw. (note the w.) why
+## this works, i have no idea. much like pretty much every aspect of
+## dealing with curses.  cargo cult programming at its best.
+##
+## BSD users: if libc.so.6 is not found, try installing compat6x.
+require 'dl/import'
+module LibC
+  extend DL.const_defined?(:Importer) ? DL::Importer : DL::Importable
+  setlocale_lib = case Config::CONFIG['arch']
+    when /darwin/; "libc.dylib"
+    when /cygwin/; "cygwin1.dll"
+    else; "libc.so.6"
+  end
+
+  debug "dynamically loading setlocale() from #{setlocale_lib}"
+  begin
+    dlload setlocale_lib
+    extern "void setlocale(int, const char *)"
+    debug "setting locale..."
+    LibC.setlocale(6, "")  # LC_ALL == 6
+  rescue RuntimeError => e
+    warn "cannot dlload setlocale(); ncurses wide character support probably broken."
+    warn "dlload error was #{e.class}: #{e.message}"
+    if Config::CONFIG['arch'] =~ /bsd/
+      warn "BSD variant detected. You may have to install a compat6x package to acquire libc."
+    end
+  end
+end
+
 def start_cursing
   Ncurses.initscr
   Ncurses.noecho
@@ -100,7 +129,7 @@ def stop_cursing
 end
 module_function :start_cursing, :stop_cursing
 
-Index.new
+Index.init
 begin
   Index.lock
 rescue Index::LockError => e
@@ -131,49 +160,57 @@ begin
   Redwood::start
   Index.load
 
-  if(s = Index.source_for DraftManager.source_name)
+  if(s = Redwood::SourceManager.source_for DraftManager.source_name)
     DraftManager.source = s
   else
-    Redwood::log "no draft source, auto-adding..."
-    Index.add_source DraftManager.new_source
+    debug "no draft source, auto-adding..."
+    Redwood::SourceManager.add_source DraftManager.new_source
   end
 
-  if(s = Index.source_for SentManager.source_name)
+  if(s = Redwood::SourceManager.source_for SentManager.source_uri)
     SentManager.source = s
   else
-    Redwood::log "no sent mail source, auto-adding..."
-    Index.add_source SentManager.new_source
+    Redwood::SourceManager.add_source SentManager.default_source
   end
 
   HookManager.run "startup"
 
-  log "starting curses"
+  debug "starting curses"
+  Redwood::Logger.remove_sink $stderr
   start_cursing
 
-  bm = BufferManager.new
+  bm = BufferManager.init
   Colormap.new.populate_colormap
 
-  log "initializing mail index buffer"
+  debug "initializing log buffer"
+  lmode = Redwood::LogMode.new "system log"
+  lmode.on_kill { Logger.clear! }
+  Logger.add_sink lmode
+  Logger.force_message "Welcome to Sup! Log level is set to #{Logger.level}."
+  if Logger::LEVELS.index(Logger.level) > 0
+    Logger.force_message "For more verbose logging, restart with SUP_LOG_LEVEL=#{Logger::LEVELS[Logger::LEVELS.index(Logger.level)-1]}."
+  end
+
+  debug "initializing inbox buffer"
   imode = InboxMode.new
   ibuf = bm.spawn "Inbox", imode
 
-  log "ready for interaction!"
-  Logger.make_buf
+  debug "ready for interaction!"
 
   bm.draw_screen
 
-  Index.usual_sources.each do |s|
+  Redwood::SourceManager.usual_sources.each do |s|
     next unless s.respond_to? :connect
     reporting_thread("call #connect on #{s}") do
       begin
         s.connect
       rescue SourceError => e
-        Redwood::log "fatal error loading from #{s}: #{e.message}"
+        error "fatal error loading from #{s}: #{e.message}"
       end
     end
   end unless $opts[:no_initial_poll]
-  
-  imode.load_threads :num => ibuf.content_height, :when_done => lambda { reporting_thread("poll after loading inbox") { sleep 1; PollManager.poll } unless $opts[:no_threads] || $opts[:no_initial_poll] }
+
+  imode.load_threads :num => ibuf.content_height, :when_done => lambda { |num| reporting_thread("poll after loading inbox") { sleep 1; PollManager.poll } unless $opts[:no_threads] || $opts[:no_initial_poll] }
 
   if $opts[:compose]
     ComposeMode.spawn_nicely :to_default => $opts[:compose]
@@ -241,7 +278,7 @@ begin
     when :search_unread
       SearchResultsMode.spawn_from_query "is:unread"
     when :list_labels
-      labels = LabelManager.listable_labels.map { |l| LabelManager.string_for l }
+      labels = LabelManager.all_labels.map { |l| LabelManager.string_for l }
       user_label = bm.ask_with_completions :label, "Show threads with label (enter for listing): ", labels
       unless user_label.nil?
         if user_label.empty?
@@ -292,17 +329,19 @@ ensure
 
   Redwood::finish
   stop_cursing
-  Redwood::log "stopped cursing"
+  Redwood::Logger.remove_all_sinks!
+  Redwood::Logger.add_sink $stderr, false
+  debug "stopped cursing"
 
   if SuicideManager.instantiated? && SuicideManager.die?
-    Redwood::log "I've been ordered to commit seppuku. I obey!"
+    info "I've been ordered to commit seppuku. I obey!"
   end
 
   if Redwood::exceptions.empty?
-    Redwood::log "no fatal errors. good job, william."
+    debug "no fatal errors. good job, william."
     Index.save
   else
-    Redwood::log "oh crap, an exception"
+    error "oh crap, an exception"
   end
 
   Index.unlock