meson: Add build system

Change-Id: Ia57836a0f7b5287ddb490ba6de01192ce0ef6382
Signed-off-by: William A. Kennington III <wak@google.com>
diff --git a/example/meson.build b/example/meson.build
new file mode 100644
index 0000000..1cd26b0
--- /dev/null
+++ b/example/meson.build
@@ -0,0 +1,10 @@
+examples = [
+  'pulse',
+]
+
+foreach example : examples
+  executable(example, example + '.cpp',
+             include_directories: includes,
+             implicit_include_directories: false,
+             link_with: gpioplus)
+endforeach
diff --git a/meson.build b/meson.build
new file mode 100644
index 0000000..3c82f44
--- /dev/null
+++ b/meson.build
@@ -0,0 +1,21 @@
+project('gpioplus', 'cpp',
+        version: '0.1', meson_version: '>=0.49.0',
+        default_options: [
+          'warning_level=3',
+          'werror=true',
+          'cpp_std=c++17'
+        ])
+
+includes = include_directories('src')
+
+subdir('src')
+
+build_tests = get_option('tests')
+build_examples = get_option('examples')
+
+if build_examples
+  subdir('example')
+endif
+if not build_tests.disabled()
+  subdir('test')
+endif
diff --git a/meson_options.txt b/meson_options.txt
new file mode 100644
index 0000000..86bc7fc
--- /dev/null
+++ b/meson_options.txt
@@ -0,0 +1,2 @@
+option('tests', type: 'feature', description: 'Build tests')
+option('examples', type: 'boolean', value: true, description: 'Build examples')
diff --git a/src/meson.build b/src/meson.build
new file mode 100644
index 0000000..056a1cd
--- /dev/null
+++ b/src/meson.build
@@ -0,0 +1,40 @@
+gpioplus = library(
+  'gpioplus',
+  [
+    'gpioplus/chip.cpp',
+    'gpioplus/event.cpp',
+    'gpioplus/handle.cpp',
+    'gpioplus/internal/fd.cpp',
+    'gpioplus/internal/sys.cpp',
+  ],
+  include_directories: includes,
+  implicit_include_directories: false,
+  version: meson.project_version(),
+  install: true)
+
+import('pkgconfig').generate(
+  name: 'gpioplus',
+  description: 'C++ systemd event wrapper',
+  version: meson.project_version(),
+)
+
+install_headers(
+  'gpioplus/chip.hpp',
+  'gpioplus/event.hpp',
+  'gpioplus/handle.hpp',
+  subdir: 'gpioplus')
+
+install_headers(
+  'gpioplus/internal/fd.hpp',
+  'gpioplus/internal/sys.hpp',
+  subdir: 'gpioplus/internal')
+
+install_headers(
+  'gpioplus/test/event.hpp',
+  'gpioplus/test/handle.hpp',
+  'gpioplus/test/sys.hpp',
+  subdir: 'gpioplus/test')
+
+install_headers(
+  'gpioplus/utility/aspeed.hpp',
+  subdir: 'gpioplus/utility')
diff --git a/test/meson.build b/test/meson.build
new file mode 100644
index 0000000..84abb79
--- /dev/null
+++ b/test/meson.build
@@ -0,0 +1,19 @@
+gtest = dependency('gtest', main: true, disabler: true, required: build_tests)
+gmock = dependency('gmock', disabler: true, required: build_tests)
+
+tests = [
+  'chip',
+  'event',
+  'handle',
+  'internal/fd',
+  'mocks',
+  'utility/aspeed',
+]
+
+foreach t : tests
+  test(t, executable(t.underscorify(), t + '.cpp',
+                     include_directories: includes,
+                     implicit_include_directories: false,
+                     link_with: gpioplus,
+                     dependencies: [gtest, gmock]))
+endforeach