meson: Update to 0.50.1

meson/PKGBUILD

@@ -1,7 +1,7 @@
 # Maintainer: Christoph Reiter <reiter.christoph@gmail.com>
 
 pkgname=meson
-pkgver=0.49.2
+pkgver=0.50.1
 pkgrel=1
 pkgdesc='High-productivity build system'
 arch=('any')
@@ -10,8 +10,8 @@ license=('Apache 2')
 depends=('python3' 'python3-setuptools' 'ninja')
 source=("https://github.com/mesonbuild/${pkgname}/releases/download/${pkgver}/${pkgname}-${pkgver}.tar.gz"
         "cygwin-disguise.patch")
-sha256sums=('ef9f14326ec1e30d3ba1a26df0f92826ede5a79255ad723af78a2691c37109fd'
-            'a2cdd9f13e5bcce017e6653b9d765e0bd400493671e7a9e7ecc6203f35abe05b')
+sha256sums=('f68f56d60c80a77df8fc08fa1016bc5831605d4717b622c96212573271e14ecc'
+            'de6ba260edf941a1530f6fcde5d1b7404c1cc38bb9d4175793b5459071ca75d5')
 
 prepare() {
   cd "${srcdir}/${pkgname}-${pkgver}"

meson/cygwin-disguise.patch

@@ -16,13 +16,13 @@ index 8648a0dc..128092db 100644
 --- a/mesonbuild/mesonlib.py
 +++ b/mesonbuild/mesonlib.py
 @@ -281,7 +281,7 @@ def is_windows():
+     return platname == 'windows' or 'mingw' in platname
  
- def is_cygwin():
-     platname = platform.system().lower()
--    return platname.startswith('cygwin')
-+    return platname.startswith('cygwin') or platname.startswith('msys')
+ def is_cygwin() -> bool:
+-    return platform.system().lower().startswith('cygwin')
++    return platform.system().lower().startswith('cygwin') or platform.system().lower().startswith('msys')
  
- def is_debianlike():
+ def is_debianlike() -> bool:
      return os.path.isfile('/etc/debian_version')
 diff --git a/mesonbuild/mesonmain.py b/mesonbuild/mesonmain.py
 index dfad2e78..71ec6f70 100644