add travis yml

.travis.yml

@@ -0,0 +1,86 @@
+# Copyright (C) 2020 Alexandros Theodotou <alex at zrythm dot org>
+#
+# Copying and distribution of this file, with or without modification,
+# are permitted in any medium without royalty provided the copyright
+# notice and this notice are preserved.  This file is offered as-is,
+# without any warranty.
+
+language: c
+os:
+  - windows
+  - osx
+  - linux
+dist: bionic
+
+before_install:
+- |-
+  set -e
+  case $TRAVIS_OS_NAME in
+    windows)
+      [[ ! -f C:/tools/msys64/msys2_shell.cmd ]] && rm -rf C:/tools/msys64
+      choco uninstall -y mingw
+      choco upgrade --no-progress -y msys2
+      export msys2='cmd //C RefreshEnv.cmd '
+      export msys2+='& set MSYS=winsymlinks:nativestrict '
+      export msys2+='& C:\\tools\\msys64\\msys2_shell.cmd -defterm -no-start'
+      export mingw64="$msys2 -mingw64 -full-path -here -c \$\* --"
+      export msys2+=" -msys2 -c \$\* --"
+      $msys2 pacman --sync --noconfirm --needed mingw-w64-x86_64-toolchain mingw-w64-x86_64-librsvg mingw-w64-x86_64-meson mingw-w64-x86_64-libsndfile mingw-w64-x86_64-guile
+      ## Install more MSYS2 packages from https://packages.msys2.org/base here
+      taskkill //IM gpg-agent.exe //F || true # https://travis-ci.community/t/4967
+      export PATH=/C/tools/msys64/mingw64/bin:$PATH
+      export MAKE=mingw32-make  # so that Autotools can find it
+      ;;
+    osx)
+      brew update
+      # use || true because it returns 1
+      brew install meson libsndfile librsvg guile || true
+      brew link --overwrite python
+      ;;
+    linux)
+      sudo apt-get install -y librsvg2-dev libjack-dev libsndfile1-dev ninja-build python3 git lcov guile-2.0
+      git clone https://github.com/mesonbuild/meson /tmp/meson
+      pip install --user gcovr cpp-coveralls
+      ;;
+  esac
+
+before_cache:
+- |-
+  set -e
+  case $TRAVIS_OS_NAME in
+    windows)
+      # https://unix.stackexchange.com/a/137322/107554
+      $msys2 pacman --sync --clean --noconfirm
+      ;;
+  esac
+
+cache:
+  directories:
+  - $HOME/AppData/Local/Temp/chocolatey
+  - /C/tools/msys64
+
+script:
+- |-
+  set -e
+  case $TRAVIS_OS_NAME in
+    osx)
+      cd ext/Soundpipe && make && cd ../..
+      meson build
+      ninja -C build
+      ninja -C build test
+      ;;
+    windows)
+      cd ext/Soundpipe && make && cd ../..
+      $mingw64 meson build
+      $mingw64 ninja -C build
+      $mingw64 ninja -C build test
+      ;;
+    linux)
+      cd ext/Soundpipe && CC=gcc make && cd ../..
+      /tmp/meson/meson.py build -Db_coverage=true
+      ninja -C build
+      ninja -C build test
+      ninja -C build coverage-text
+      coveralls -e ext -e subprojects -b build --gcov-options '\-lp'
+      ;;
+  esac

plugins/lfo/dsp.c

@@ -447,6 +447,12 @@ run (
   LFO * self = (LFO *) instance;
   PluginCommon * pl_common = &self->common.pl_common;
 
+#ifdef TRIAL_VER
+  if (get_time_since_instantiation (
+        &self->common.pl_common) > SECONDS_TO_SILENCE)
+    return;
+#endif
+
   int xport_changed = 0;
 
   /* read incoming events from host and UI */

plugins/lfo/ui.c

@@ -51,8 +51,6 @@
 
 #include <ztoolkit/ztk.h>
 
-#define TITLE "ZLFO"
-
 /** Width and height of the window. */
 #define WIDTH 480
 #define HEIGHT 261
@@ -2503,7 +2501,7 @@ create_ui (
     self->resize->handle, WIDTH, HEIGHT);
 
   self->app = ztk_app_new (
-    TITLE, self->parent_window,
+    PLUGIN_NAME, self->parent_window,
     WIDTH, HEIGHT);
 
   /* init the theme */

plugins/manifest_gen.scm

@@ -45,7 +45,7 @@ Args:
 (define (main . args)
 
   ;; verify number of args
-  (if (not (eq? (length args) 13))
+  (when (not (eq? (length args) 13))
     ((display "Need 12 arguments")
      (newline)
      (exit -1)))
@@ -95,7 +95,7 @@ Collection of LV2 plugins to be bundled with Zrythm
     lv2:~a ;
   lv2:binary <~a> ;
 " plugin-uri plugin-type dsp-binary)
-         (if (arg-exists ui-uri)
+         (when (arg-exists ui-uri)
            (format #t "  ui:ui <~a> ;\n"
                    ui-uri))
          (format #t "  lv2:minorVersion ~a;
@@ -105,7 +105,7 @@ Collection of LV2 plugins to be bundled with Zrythm
 " minor-ver micro-ver plugin-ttl)
 
          ;; print UI URI
-         (if (arg-exists ui-uri)
+         (when (arg-exists ui-uri)
            (format #t "<~a>
   a ui:~a ;
   ui:binary <~a> ;
@@ -115,13 +115,13 @@ Collection of LV2 plugins to be bundled with Zrythm
 " ui-uri ui-type ui-binary plugin-ttl))
 
          ;; add presets
-         (if (file-exists? presets-file)
-           (cons
+         (when (file-exists? presets-file)
+           (begin
              (newline)
              (with-input-from-file presets-file
                (lambda ()
                  (let loop ((x (read-char)))
-                   (if (not (eof-object? x))
+                   (when (not (eof-object? x))
                      (begin
                        (display x)
                        (loop (read-char))))))))))))))

subprojects/ztoolkit.wrap

@@ -1,3 +1,3 @@
 [wrap-git]
 url = https://git.zrythm.org/git/ztoolkit
-revision = v0.1.2
+revision = 937d89387aa58120a369d19d606b3223aec5cdf8