[babl] Added mingw template pkgbuild.

[Félix Piédallu <fpiedallu src gnome org>]

commit f41d144569339eea645143c6e1c6c8b8e0ddf024
Author: Félix Piédallu <felix piedallu me>
Date:   Mon Jan 29 13:48:26 2018 +0100

    Added mingw template pkgbuild.

 build/archlinux/PKGBUILD |    2 +-
 build/mingw/PKGBUILD     |   49 ++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 50 insertions(+), 1 deletions(-)
---
diff --git a/build/archlinux/PKGBUILD b/build/archlinux/PKGBUILD
index 982c8d4..60be23a 100644
--- a/build/archlinux/PKGBUILD
+++ b/build/archlinux/PKGBUILD
@@ -3,8 +3,8 @@
 # Contributor: Massimiliano Torromeo <massimiliano torromeo gmail com>
 # Contributor: Salamandar <felix piedallu me>
 
-pkgname=babl-git
 _pkgname=babl
+pkgname="${_pkgname}-git"
 pkgver=0.1.38.23.g5aa4a51
 pkgrel=1
 pkgdesc="babl is a dynamic, any to any, pixel format translation library."
diff --git a/build/mingw/PKGBUILD b/build/mingw/PKGBUILD
new file mode 100644
index 0000000..f3014b3
--- /dev/null
+++ b/build/mingw/PKGBUILD
@@ -0,0 +1,49 @@
+# Maintainer: Alexander Hunziker <alex hunziker gmail com>
+# Contributor: Alessio Biancalana <dottorblaster gmail com>
+# Contributor: Massimiliano Torromeo <massimiliano torromeo gmail com>
+# Contributor: Salamandar <felix piedallu me>
+
+_pkgname=babl
+pkgname="${MINGW_PACKAGE_PREFIX}-${_pkgname}-git"
+pkgver=0.1.38.29.gd6e78b1
+pkgrel=1
+pkgdesc="babl is a dynamic, any to any, pixel format translation library."
+arch=('i686' 'x86_64')
+url="https://www.gegl.org/babl";
+license=('LGPL3')
+makedepends=(
+    "${MINGW_PACKAGE_PREFIX}-meson"
+)
+provides=("${MINGW_PACKAGE_PREFIX}-babl=${pkgver}")
+conflicts=("${MINGW_PACKAGE_PREFIX}-babl")
+options=(!libtool)
+#source=(git://git.gnome.org/babl)
+source=(git+https://github.com/salamandar/babl)
+md5sums=('SKIP')
+_gitname=babl
+
+build() {
+    mkdir "${srcdir}/build" -p
+
+    meson "${srcdir}/${_gitname}"\
+          "${srcdir}/build" \
+        --prefix=/${MINGW_PREFIX} \
+        --buildtype=release \
+        -Db_lto=true \
+        -Dwith-docs=false
+
+    ninja -C "${srcdir}/build"
+}
+
+package() {
+    DESTDIR="${pkgdir}" ninja -C "${srcdir}/build" install
+}
+
+pkgver() {
+    cd "${_gitname}"
+    git describe --always | sed -e 's/BABL_//g' -e 's/[_-]/./g'
+}
+
+check() {
+    meson test -C "${srcdir}/build"
+}