Add FreeType to libretro builds

meson.build

@@ -449,6 +449,20 @@ if is_libretro
         'CMAKE_BUILD_TYPE': 'None',
     })
 
+    freetype_options = [
+        'cflags=@0@'.format(','.join(libretro_defines + libretro_cflags)),
+        'cppflags=@0@'.format(','.join(libretro_defines + libretro_cppflags)),
+        'default_library=static',
+        'b_staticpic=@0@'.format(use_pic),
+        'brotli=disabled',
+        'bzip2=disabled',
+        'harfbuzz=disabled',
+        'mmap=disabled',
+        'png=disabled',
+        'tests=disabled',
+        'zlib=disabled',
+    ]
+
     libretro_deps = [
         subproject('libretro-common').get_variable('libretro_common'),
         subproject('sdl2-headers').get_variable('sdl2_headers'),
@@ -479,6 +493,7 @@ if is_libretro
         cmake.subproject('pixman-region', options: pixman_region_options).dependency('pixman-region'),
         subproject('stb').get_variable('stb'),
         subproject('portablegl').get_variable('portablegl'),
+        subproject('freetype', default_options: freetype_options).get_variable('freetype_dep'),
     ]
     if host_system == 'darwin'
         libretro_deps += compilers['cpp'].find_library('iconv')

subprojects/freetype.wrap

@@ -0,0 +1,5 @@
+[wrap-git]
+url = https://github.com/freetype/freetype
+revision = VER-2-13-3
+depth = 1
+diff_files = freetype-flags.patch

subprojects/packagefiles/freetype-flags.patch

@@ -0,0 +1,27 @@
+# Makes FreeType's build system inherit our compiler flags.
+
+--- a/meson.build
++++ b/meson.build
+@@ -405,11 +405,11 @@ endif
+ 
+ ft2_lib = library('freetype',
+   sources: ft2_sources + [ftmodule_h],
+-  c_args: ft2_defines,
++  c_args: get_option('cflags').split(',') + ft2_defines,
+   gnu_symbol_visibility: 'hidden',
+   include_directories: ft2_includes,
+   dependencies: ft2_deps,
+-  install: true,
++  pic: get_option('b_staticpic'),
+   version: ft2_so_version,
+   link_args: common_ldflags,
+ )
+--- a/meson_options.txt
++++ b/meson_options.txt
+@@ -53,3 +53,6 @@ option('zlib',
+   description: 'Support reading gzip-compressed font files')
+ 
+ # EOF
++
++option('cflags', type: 'string')
++option('cppflags', type: 'string')