From 542aa2de2bd24ccc0f6413138909a97a13cd5c7f Mon Sep 17 00:00:00 2001
From: Harald Eilertsen <haraldei@anduin.net>
Date: Sat, 27 Mar 2021 15:52:06 +0100
Subject: LV2/makeplugin: Pick up var init from plugin cpp file.

---
 plugins/LV2/Template/Plugin.cpp           |  5 +++++
 plugins/LV2/lib/makeplugin/plugin_info.rb | 12 ++++++++++++
 plugins/LV2/makeplugin                    |  1 +
 3 files changed, 18 insertions(+)

diff --git a/plugins/LV2/Template/Plugin.cpp b/plugins/LV2/Template/Plugin.cpp
index 49d4420..d6a775d 100644
--- a/plugins/LV2/Template/Plugin.cpp
+++ b/plugins/LV2/Template/Plugin.cpp
@@ -7,6 +7,11 @@
 {
 }
 
+void @Plugin@::activate()
+{
+@VARINITS@
+}
+
 void @Plugin@::run(uint32_t num_samples)
 {
     @AssignParams@
diff --git a/plugins/LV2/lib/makeplugin/plugin_info.rb b/plugins/LV2/lib/makeplugin/plugin_info.rb
index 15de9d3..5b79032 100644
--- a/plugins/LV2/lib/makeplugin/plugin_info.rb
+++ b/plugins/LV2/lib/makeplugin/plugin_info.rb
@@ -28,11 +28,13 @@ module MakePlugin
     attr_reader :desc
     attr_reader :comment
     attr_reader :var_decls
+    attr_reader :var_inits
 
     def initialize(root, name)
       @name = name
       @ctrl_ports = []
       @var_decls = []
+      @var_inits = []
       self.find_plugin_info(root)
       if @n_ctrl_ports != @ctrl_ports.length
         raise "Expected #{@n_ctrl_ports} but found #{@ctrl_ports.length}"
@@ -105,8 +107,18 @@ module MakePlugin
         f.each_line do |line|
           if line =~ /void #{@name}::(\w+)/
             fun = $1
+          elsif line =~ /^#{@name}::#{@name}/
+            fun = 'constructor_'
           elsif fun == 'getParameterName' and line =~ /case\s+kParam([A-Z])\:\s+vst_strncpy\s*\([^,]*,\s*\"(\w+)\",/
             @ctrl_ports << { sym: $1, name: $2 }
+          elsif fun == 'constructor_' and line =~ /\{\s*$/
+            fun = 'constructor'
+          elsif fun == 'constructor'
+            if line =~ /^\s+_canDo\./
+              fun = ''
+            else
+              @var_inits << line.chomp
+            end
           end
         end
       end
diff --git a/plugins/LV2/makeplugin b/plugins/LV2/makeplugin
index 061d712..98ac700 100755
--- a/plugins/LV2/makeplugin
+++ b/plugins/LV2/makeplugin
@@ -49,6 +49,7 @@ begin
       .gsub('@NCtrlPorts@', pi.n_ctrl_ports.to_s)
       .gsub('@AssignParams@', make_param_assigns(pi.ctrl_ports))
       .gsub('@VARDECLS@', pi.var_decls.join("\n"))
+      .gsub('@VARINITS@', pi.var_inits.join("\n"))
 
     fname = t.sub('Plugin', pi.name)
 
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