Move to Meson Build System

.gitignore

@@ -15,11 +15,6 @@ tags
 brushlib/*-gen.h
 brushlib/mypaint-config.h
 desktop/mypaint-ora-thumbnailer
-lib/config.py
-lib/test-python-surface
-lib/mypaintlib.py
-lib/mypaintlib_wrap.cc
-lib/mypaintlib_wrap.cpp
 mypaint
 options.cache
 *.mo
@@ -36,3 +31,10 @@ flatpak/.flatpak-builder/
 MyPaint.egg-info
 config.log
 config.py
+
+# src/
+src/lib/config.py
+src/lib/test-python-surface
+src/lib/mypaintlib.py
+src/lib/mypaintlib_wrap.cc
+src/lib/mypaintlib_wrap.cpp

meson.build

@@ -0,0 +1,111 @@
+project('MyPaint', 'cpp',
+  version : 'v2.1.0',
+  default_options : ['warning_level=3', 'cpp_std=c++14'])
+
+# Build machine info
+system_os = system()
+
+# Modules
+## Python
+py_mod = import('python')
+py_deps = ['cairo','gettext','gi','numpy']
+py = py_mod.find_installation('python3', modules: py_deps)
+
+# Dependencies
+python_dep = py.dependency()
+## First party dependencies
+brushlib_dep = dependency('libmypaint-2.0')
+brush_dep = dependency('mypaint-brushes-2.0')
+
+## Third party dependencies
+cairo_dep = dependency('cairo', version: '>=1.4')
+lcms2_dep = dependency('lcms2')
+libpng_dep = dependency('libpng')
+json_dep = dependency('json-c')
+### GTK
+gtk_dep = dependency('gtk+-3.0', version: '>=3.12')
+glib_dep = dependency('glib-2.0')
+gobject_dep = dependency('gobject-2.0')
+pygobject_dep = dependency('pygobject-3.0')
+
+# Build
+## Swig
+### Define swig
+swig = find_program('swig', required: true)
+
+### Define flags
+swig_args = [ '--std=c++11',
+  '-Wall',
+  '-Wno-sign-compare',
+  '-Wno-write-strings',
+  '-D_POSIX_C_SOURCE=200809L',
+  '-DNO_TESTS',  # FIXME: we're building against shared libmypaint now
+  '-g',  # always include symbols, for profiling
+  ]
+
+if system_os == "darwin"
+  swig_sys_args = '-D_DARWIN_C_SOURCE'
+elif system_os == "linux" or system_os == "freebsd"
+  # Look up libraries dependencies relative to the library.
+  swig_sys_args = ['-Wl,-z,origin']
+  swig_sys_args = ['-Wl,-rpath,$ORIGIN']
+endif
+
+### Run swig
+r = run_command(swig, ['-version'], check: true) # Returns: "\nSWIG Version 4.1.1\n\nCompiled with ..."
+swig_version = r.stdout().split('\n')[1].split()[2].strip()
+if swig_version.version_compare('<4.1.0')
+  swig_cmd = [swig, '-python', '-py3', '-o', '@OUTPUT1@', '@INPUT0@']
+else
+  swig_cmd = [swig, '-python', '-o', '@OUTPUT1@', '@INPUT0@']
+endif
+
+mypaintlib_swig = custom_target(
+  'mypaintlib.py',
+  input: ['lib/mypaintlib.i',
+    'lib/gdkpixbuf2numpy.cpp',
+    'lib/pixops.cpp',
+    'lib/fastpng.cpp',
+    'lib/brushsettings.cpp',
+    'lib/fill/fill_common.cpp',
+    'lib/fill/fill_constants.cpp',
+    'lib/fill/floodfill.cpp',
+    'lib/fill/gap_closing_fill.cpp',
+    'lib/fill/gap_detection.cpp',
+    'lib/fill/blur.cpp',
+    'lib/fill/morphology.cpp'
+  ],
+  output:  ['mypaintlib.py', 'lib/mypaintlib_wrap.cpp'],
+  command: swig_cmd,
+  install: true,
+  install_dir: [python3.get_install_dir(pure: false, subdir: 'libnvme'), false],
+  )
+
+mypaintlib_clib = python3.extension_module(
+  '_mypaintlib',
+  mypaintlibb_swig[1],
+  dependencies : [py3_dep],
+  include_directories: [incdir, internal_incdir],
+  link_with: [libccan],
+  install: true,
+  subdir: 'libnvme',
+  )
+
+
+### Swig Flags
+# mypaintlib_swig_opts = ['-Wall', '-noproxydel', '-c++']
+# mypaintlib_swig_opts.extend([
+#   "-I" + d
+#   for d in mypaintlib_opts["include_dirs"]
+# ])
+# # FIXME: building against the new shared lib, omit old test code
+# mypaintlib_swig_opts.extend(['-DNO_TESTS'])
+
+## Extensions
+
+## Options
+# swig_opts=mypaintlib_swig_opts,
+# **mypaintlib_opts
+
+# Install
+install_subdir('src/gui', install_dir : 'mypaint')