From 1ad48fddd08654052da4f8a93609e7f4380d5c42 Mon Sep 17 00:00:00 2001
From: Chun-wei Fan <fanc999@yahoo.com.tw>
Date: Wed, 3 Apr 2024 11:08:59 +0800
Subject: [PATCH] Meson: Use actual FreeType version when using CMake

Sadly, the pkg-config files that FreeType gives us use different
versioning schemes from what CMake expects, so we can't just use
multiple dependencies even for Meson 0.60.0+
---
 meson.build | 23 +++++++++++++++++------
 1 file changed, 17 insertions(+), 6 deletions(-)

diff --git a/meson.build b/meson.build
index fed3dc055..71d00dea5 100644
--- a/meson.build
+++ b/meson.build
@@ -14,7 +14,9 @@ cairo_min_version = '>= 1.10.0'
 chafa_min_version = '>= 1.6.0'
 icu_min_version = '>= 49.0'
 graphite2_min_version = '>= 1.2.0'
-freetype_min_version = '>= 12.0.6'
+
+freetype_min_version_actual = '>= 2.4.2'
+freetype_min_version = '>= 12.0.6'    # Corresponds to `freetype_min_version_actual`
 
 hb_version_arr = meson.project_version().split('.')
 hb_version_major = hb_version_arr[0].to_int()
@@ -101,12 +103,21 @@ check_funcs = [
 m_dep = cpp.find_library('m', required: false)
 
 if meson.version().version_compare('>=0.60.0')
+  # Sadly, FreeType's versioning schemes are different between pkg-config and CMake
   # pkg-config: freetype2, cmake: Freetype
-  freetype_dep = dependency('freetype2', 'Freetype',
+  freetype_dep = dependency('freetype2',
                             version: freetype_min_version,
-                            required: get_option('freetype'),
-                            default_options: ['harfbuzz=disabled'],
-                            allow_fallback: true)
+                            method: 'pkg-config',
+                            required: false,
+                            allow_fallback: false)
+  if not freetype_dep.found()
+    freetype_dep = dependency('FreeType',
+                              version: freetype_min_version_actual,
+                              method: 'cmake',
+                              required: get_option('freetype'),
+                              default_options: ['harfbuzz=disabled'],
+                              allow_fallback: true)
+  endif
 else
   # painful hack to handle multiple dependencies but also respect options
   freetype_opt = get_option('freetype')
@@ -119,7 +130,7 @@ else
   # when disabled, leave it not-found
   if not freetype_dep.found() and not get_option('freetype').disabled()
     # Try cmake name
-    freetype_dep = dependency('Freetype', version: freetype_min_version, method: 'cmake', required: false)
+    freetype_dep = dependency('Freetype', version: freetype_min_version_actual, method: 'cmake', required: false)
     # Subproject fallback, `allow_fallback: true` means the fallback will be
     # tried even if the freetype option is set to `auto`.
     if not freetype_dep.found()