Add lv2_atom_sequence_clear() and lv2_atom_sequence_append_event() helper functions.

Add MIDI fifths example plugin for simple non-forge MIDI reading and writing.

1 files changed, 64 insertions, 0 deletions

diff --git a/plugins/eg06-fifths.lv2/wscript b/plugins/eg06-fifths.lv2/wscript
new file mode 100644
index 0000000..46e2345
--- /dev/null
+++ b/plugins/eg06-fifths.lv2/wscript
@@ -0,0 +1,64 @@
+#!/usr/bin/env python
+from waflib.extras import autowaf as autowaf
+import re
+
+# Variables for 'waf dist'
+APPNAME = 'eg-fifths.lv2'
+VERSION = '1.0.0'
+
+# Mandatory variables
+top = '.'
+out = 'build'
+
+def options(opt):
+    opt.load('compiler_c')
+    autowaf.set_options(opt)
+
+def configure(conf):
+    conf.load('compiler_c')
+    autowaf.configure(conf)
+    autowaf.set_c99_mode(conf)
+    autowaf.display_header('Fifths Configuration')
+
+    if not autowaf.is_child():
+        autowaf.check_pkg(conf, 'lv2', atleast_version='1.2.1', uselib_store='LV2')
+
+    autowaf.display_msg(conf, 'LV2 bundle directory', conf.env.LV2DIR)
+    print('')
+
+def build(bld):
+    bundle = 'eg-fifths.lv2'
+
+    # Make a pattern for shared objects without the 'lib' prefix
+    module_pat = re.sub('^lib', '', bld.env.cshlib_PATTERN)
+    module_ext = module_pat[module_pat.rfind('.'):]
+
+    # Build manifest.ttl by substitution (for portable lib extension)
+    bld(features     = 'subst',
+        source       = 'manifest.ttl.in',
+        target       = '%s/%s' % (bundle, 'manifest.ttl'),
+        install_path = '${LV2DIR}/%s' % bundle,
+        LIB_EXT      = module_ext)
+    
+    # Copy other data files to build bundle (build/eg-fifths.lv2)
+    for i in ['fifths.ttl']:
+        bld(features     = 'subst',
+            is_copy      = True,
+            source       = i,
+            target       = '%s/%s' % (bundle, i),
+            install_path = '${LV2DIR}/%s' % bundle)
+
+    # Use LV2 headers from parent directory if building as a sub-project
+    includes = ['.']
+    if autowaf.is_child:
+        includes += ['../..']
+
+    # Build plugin library
+    obj = bld(features     = 'c cshlib',
+              source       = 'fifths.c',
+              name         = 'fifths',
+              target       = '%s/fifths' % bundle,
+              install_path = '${LV2DIR}/%s' % bundle,
+              use          = 'SNDFILE LV2',
+              includes     = includes)
+    obj.env.cshlib_PATTERN = module_pat