meson: Add support for building with the meson build system

https://bugzilla.gnome.org/show_bug.cgi?id=773603

1 files changed, 75 insertions, 0 deletions

diff --git a/meson.build b/meson.build
new file mode 100644
index 0000000..9437eb9
--- /dev/null
+++ b/meson.build
@@ -0,0 +1,75 @@
+project('json-glib', 'c',
+  version: '1.2.3',
+  meson_version: '>= 0.37.1',
+  default_options: [ 'warning_level=1',
+                      'buildtype=debugoptimized' ])
+
+
+# Versionning
+json_version = meson.project_version()
+version_arr = json_version.split('.')
+json_version_major = version_arr[0]
+json_version_minor = version_arr[1]
+json_version_micro = version_arr[2]
+
+apiversion = '1.0'
+soversion = 0
+
+if json_version_micro.to_int().is_odd()
+  json_interface_age = 0
+else
+  json_interface_age = json_version_micro
+endif
+
+# maintaining compatibility with the previous libtool versioning
+# current = minor * 100 + micro - interface
+# revision = interface
+soversion = 0
+current = json_version_minor.to_int() * 100 + json_version_micro.to_int() - json_interface_age
+revision = json_interface_age
+libversion = '@0@.@1@.@2@'.format(soversion, current, revision)
+
+# Dependencies
+glib_req_version = '>= 2.37.6'
+gobject_dep = dependency('gobject-2.0', version: glib_req_version)
+gio_dep = dependency('gio-2.0', version: glib_req_version)
+
+# Configurations
+cc = meson.get_compiler('c')
+extra_args = []
+
+cdata = configuration_data()
+check_headers = [
+  ['unistd.h', 'HAVE_UNISTD_H'],
+]
+
+foreach h: check_headers
+  if cc.has_header(h.get(0))
+    cdata.set(h.get(1), 1)
+  endif
+endforeach
+cdata.set_quoted('GETTEXT_PACKAGE', 'json-glib-1.0')
+
+if get_option('default_library') != 'static'
+  if host_machine.system() == 'windows'
+    cdata.set('DLL_EXPORT', true)
+    if cc.get_id() == 'msvc'
+      cdata.set('_JSON_EXTERN', '__declspec(dllexport) extern')
+    else
+      cdata.set('_JSON_EXTERN', '__attribute__((visibility("default"))) __declspec(dllexport) extern')
+      extra_args += ['-fvisibility=hidden']
+    endif
+  else
+    cdata.set('_JSON_EXTERN', '__attribute__((visibility("default")))')
+    extra_args += ['-fvisibility=hidden']
+  endif
+endif
+
+configure_file(output: 'config.h', configuration: cdata)
+
+root_dir = include_directories('.')
+gnome = import('gnome')
+gir = find_program('g-ir-scanner', required: false)
+build_gir = gir.found() and not meson.is_cross_build() and not get_option('disable_introspection')
+
+subdir('json-glib')