[libpeas] build: fix compilation on macOS

[Christian Hergert <chergert src gnome org>]

commit d1248f5548524bae66ed3a67ad0a19f20fd56956
Author: Tom Schoonjans <Tom Schoonjans diamond ac uk>
Date:   Tue Sep 10 08:54:11 2019 +0100

    build: fix compilation on macOS

 libpeas-gtk/meson.build               |   1 +
 libpeas-gtk/peas-gtk-plugin-manager.c |   4 +-
 libpeas/meson.build                   |  17 +++++
 libpeas/peas-dirs.c                   |  93 ++------------------------
 libpeas/peas-utils-osx.h              |  41 ++++++++++++
 libpeas/peas-utils-osx.m              | 121 ++++++++++++++++++++++++++++++++++
 meson.build                           |   6 +-
 7 files changed, 191 insertions(+), 92 deletions(-)
---
diff --git a/libpeas-gtk/meson.build b/libpeas-gtk/meson.build
index 00def42..8fa0856 100644
--- a/libpeas-gtk/meson.build
+++ b/libpeas-gtk/meson.build
@@ -56,6 +56,7 @@ libpeas_gtk_sha = library(
   package_gtk_string.strip('lib'),
   libpeas_gtk_c,
   version: lib_version,
+  darwin_versions: lib_version_osx,
   include_directories: rootdir,
   dependencies: libpeas_gtk_deps,
   c_args: libpeas_gtk_c_args,
diff --git a/libpeas-gtk/peas-gtk-plugin-manager.c b/libpeas-gtk/peas-gtk-plugin-manager.c
index 2198a4f..5835c0f 100644
--- a/libpeas-gtk/peas-gtk-plugin-manager.c
+++ b/libpeas-gtk/peas-gtk-plugin-manager.c
@@ -30,7 +30,7 @@
 #include <girepository.h>
 
 #ifdef OS_OSX
-#import <Cocoa/Cocoa.h>
+#include "peas-utils-osx.h"
 #endif
 
 #include <libpeas/peas-engine.h>
@@ -190,7 +190,7 @@ help_button_cb (GtkWidget      *button,
   help_uri = peas_plugin_info_get_help_uri (info);
 
 #ifdef OS_OSX
-  [[NSWorkspace sharedWorkspace] openURL:[NSURL URLWithString:[NSString stringWithUTF8String:help_uri]]];
+  peas_open_url_osx (help_uri);
 #else
 
   gtk_show_uri_on_window (get_toplevel (button), help_uri, GDK_CURRENT_TIME, &error);
diff --git a/libpeas/meson.build b/libpeas/meson.build
index d1f712c..2e1f2c2 100644
--- a/libpeas/meson.build
+++ b/libpeas/meson.build
@@ -46,6 +46,14 @@ libpeas_sources = files(
   'peas-utils.c',
 )
 
+if build_machine.system() == 'darwin'
+  libpeas_sources += [
+    'peas-utils-osx.m',
+    'peas-utils-osx.h',
+  ]
+endif
+
+
 libpeas_deps = [
   glib_dep,
   gobject_dep,
@@ -64,6 +72,13 @@ libpeas_c_args = [
 libpeas_link_args = [
 ]
 
+if build_machine.system() == 'darwin'
+  libpeas_link_args += [
+    '-Wl,-framework', '-Wl,Foundation',
+    '-Wl,-framework', '-Wl,AppKit',
+  ]
+endif
+
 libpeas_marshal = gnome.genmarshal(
   'peas-marshal',
   sources: 'peas-marshal.list',
@@ -89,9 +104,11 @@ libpeas_sha = library(
   package_string.strip('lib'),
   libpeas_sources,
   version: lib_version,
+  darwin_versions: lib_version_osx,
   include_directories: [rootdir, libpeas_srcdir],
   dependencies: libpeas_deps,
   c_args: libpeas_c_args + hidden_visibility_args,
+  objc_args: libpeas_c_args,
   link_args: libpeas_link_args,
   install: true,
   install_dir: libdir,
diff --git a/libpeas/peas-dirs.c b/libpeas/peas-dirs.c
index 77a202c..eca5611 100644
--- a/libpeas/peas-dirs.c
+++ b/libpeas/peas-dirs.c
@@ -26,92 +26,7 @@
 #include "peas-dirs.h"
 
 #ifdef OS_OSX
-
-#import <Cocoa/Cocoa.h>
-
-static gchar *
-dirs_os_x_get_bundle_resource_dir (void)
-{
-  NSAutoreleasePool *pool;
-  gchar *str = NULL;
-  NSString *path;
-
-  pool = [[NSAutoreleasePool alloc] init];
-
-  if ([[NSBundle mainBundle] bundleIdentifier] == nil)
-    {
-      [pool release];
-      return NULL;
-    }
-
-  path = [[NSBundle mainBundle] resourcePath];
-
-  if (!path)
-    {
-      [pool release];
-      return NULL;
-    }
-
-  str = g_strdup ([path UTF8String]);
-  [pool release];
-  return str;
-}
-
-static gchar *
-dirs_os_x_get_resource_dir (const gchar *subdir,
-                            const gchar *default_dir)
-{
-  gchar *res_dir;
-  gchar *ret;
-
-  res_dir = dirs_os_x_get_bundle_resource_dir ();
-
-  if (res_dir == NULL)
-    {
-      ret = g_build_filename (default_dir, "libpeas-1.0", NULL);
-    }
-  else
-    {
-      ret = g_build_filename (res_dir, subdir, "libpeas-1.0", NULL);
-      g_free (res_dir);
-    }
-
-  return ret;
-}
-
-static gchar *
-dirs_os_x_get_data_dir (void)
-{
-  return dirs_os_x_get_resource_dir ("share", DATADIR);
-}
-
-static gchar *
-dirs_os_x_get_lib_dir (void)
-{
-  return dirs_os_x_get_resource_dir ("lib", LIBDIR);
-}
-
-static gchar *
-dirs_os_x_get_locale_dir (void)
-{
-  gchar *res_dir;
-  gchar *ret;
-
-  res_dir = dirs_os_x_get_bundle_resource_dir ();
-
-  if (res_dir == NULL)
-    {
-      ret = g_build_filename (DATADIR, "locale", NULL);
-    }
-  else
-    {
-      ret = g_build_filename (res_dir, "share", "locale", NULL);
-      g_free (res_dir);
-    }
-
-  return ret;
-}
-
+#include "peas-utils-osx.h"
 #endif
 
 gchar *
@@ -127,7 +42,7 @@ peas_dirs_get_data_dir (void)
   data_dir = g_build_filename (win32_dir, "share", "libpeas-1.0", NULL);
   g_free (win32_dir);
 #elif defined (OS_OSX)
-  data_dir = dirs_os_x_get_data_dir ();
+  data_dir = peas_dirs_os_x_get_data_dir ();
 #else
   data_dir = g_build_filename (DATADIR, "libpeas-1.0", NULL);
 #endif
@@ -148,7 +63,7 @@ peas_dirs_get_lib_dir (void)
   lib_dir = g_build_filename (win32_dir, "lib", "libpeas-1.0", NULL);
   g_free (win32_dir);
 #elif defined (OS_OSX)
-  lib_dir = dirs_os_x_get_lib_dir ();
+  lib_dir = peas_dirs_os_x_get_lib_dir ();
 #else
   lib_dir = g_build_filename (LIBDIR, "libpeas-1.0", NULL);
 #endif
@@ -189,7 +104,7 @@ peas_dirs_get_locale_dir (void)
 
   g_free (win32_dir);
 #elif defined (OS_OSX)
-  locale_dir = dirs_os_x_get_locale_dir ();
+  locale_dir = peas_dirs_os_x_get_locale_dir ();
 #else
   locale_dir = g_build_filename (DATADIR, "locale", NULL);
 #endif
diff --git a/libpeas/peas-utils-osx.h b/libpeas/peas-utils-osx.h
new file mode 100644
index 0000000..bef2ce2
--- /dev/null
+++ b/libpeas/peas-utils-osx.h
@@ -0,0 +1,41 @@
+/*
+ * peas-utils-osx.h
+ * This file is part of libpeas
+ *
+ * Copyright (C) 2008 Ignacio Casal Quinteiro
+ *
+ * libpeas is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * libpeas is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA.
+ *
+ * Author: Tom Schoonjans <Tom Schoonjans gmail com>
+ */
+#ifndef __PEAS_UTILS_OSX_H__
+#define __PEAS_UTILS_OSX_H__
+
+#include <glib.h>
+
+G_BEGIN_DECLS
+
+gchar *peas_dirs_os_x_get_bundle_resource_dir (void);
+gchar *peas_dirs_os_x_get_resource_dir        (const gchar *subdir,
+                                               const gchar *default_dir);
+gchar *peas_dirs_os_x_get_data_dir            (void);
+gchar *peas_dirs_os_x_get_lib_dir             (void);
+gchar *peas_dirs_os_x_get_locale_dir          (void);
+void   peas_open_url_osx                      (const gchar *uri);
+
+G_END_DECLS
+
+#endif /* __PEAS_UTILS_OSX_H__ */
+
diff --git a/libpeas/peas-utils-osx.m b/libpeas/peas-utils-osx.m
new file mode 100644
index 0000000..3b7b11b
--- /dev/null
+++ b/libpeas/peas-utils-osx.m
@@ -0,0 +1,121 @@
+/*
+ * peas-utils-osx.m
+ * This file is part of libpeas
+ *
+ * Copyright (C) 2008 Ignacio Casal Quinteiro
+ *
+ * libpeas is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * libpeas is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA.
+ *
+ * Author: Tom Schoonjans <Tom Schoonjans gmail com>
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include "peas-utils-osx.h"
+
+#import <Foundation/Foundation.h>
+
+#import <AppKit/AppKit.h>
+
+void
+peas_open_url_osx (const gchar *uri)
+{
+  [[NSWorkspace sharedWorkspace] openURL:[NSURL URLWithString:[NSString stringWithUTF8String:uri]]];
+}
+
+gchar *
+peas_dirs_os_x_get_bundle_resource_dir (void)
+{
+  NSAutoreleasePool *pool;
+  gchar *str = NULL;
+  NSString *path;
+
+  pool = [[NSAutoreleasePool alloc] init];
+
+  if ([[NSBundle mainBundle] bundleIdentifier] == nil)
+    {
+      [pool release];
+      return NULL;
+    }
+
+  path = [[NSBundle mainBundle] resourcePath];
+
+  if (!path)
+    {
+      [pool release];
+      return NULL;
+    }
+
+  str = g_strdup ([path UTF8String]);
+  [pool release];
+  return str;
+}
+
+gchar *
+peas_dirs_os_x_get_resource_dir (const gchar *subdir,
+                                 const gchar *default_dir)
+{
+  gchar *res_dir;
+  gchar *ret;
+
+  res_dir = peas_dirs_os_x_get_bundle_resource_dir ();
+
+  if (res_dir == NULL)
+    {
+      ret = g_build_filename (default_dir, "libpeas-1.0", NULL);
+    }
+  else
+    {
+      ret = g_build_filename (res_dir, subdir, "libpeas-1.0", NULL);
+      g_free (res_dir);
+    }
+
+  return ret;
+}
+
+gchar *
+peas_dirs_os_x_get_data_dir (void)
+{
+  return peas_dirs_os_x_get_resource_dir ("share", DATADIR);
+}
+
+gchar *
+peas_dirs_os_x_get_lib_dir (void)
+{
+  return peas_dirs_os_x_get_resource_dir ("lib", LIBDIR);
+}
+
+gchar *
+peas_dirs_os_x_get_locale_dir (void)
+{
+  gchar *res_dir;
+  gchar *ret;
+
+  res_dir = peas_dirs_os_x_get_bundle_resource_dir ();
+
+  if (res_dir == NULL)
+    {
+      ret = g_build_filename (DATADIR, "locale", NULL);
+    }
+  else
+    {
+      ret = g_build_filename (res_dir, "share", "locale", NULL);
+      g_free (res_dir);
+    }
+
+  return ret;
+}
diff --git a/meson.build b/meson.build
index 5a88c0a..56813ab 100644
--- a/meson.build
+++ b/meson.build
@@ -39,6 +39,9 @@ lib_version = '@0@.@1@.@2@'.format(
   lib_version_revision
 )
 
+osx_current = lib_version_current + 1
+lib_version_osx = [osx_current, '@0@.@1@'.format(osx_current, interface_age)]
+
 package_name = meson.project_name()
 package_string = '@0@-@1@'.format(package_name, api_version)
 package_long_string = '@0@-@1@'.format(package_name, version)
@@ -131,7 +134,8 @@ add_project_arguments([
 ], language: 'c')
 
 if build_machine.system() == 'darwin'
-  config_h.set_quoted('OS_OSX', 1)
+  config_h.set('OS_OSX', 1)
+  add_languages('objc')
 endif
 
 # Detect and set symbol visibility