update: rename lfs-12.2 to lfs

lfs/gmp-6.3.0.PKGBUILD

@@ -0,0 +1,32 @@
+pkgname=gmp
+pkgver=6.3.0
+pkgdesc='A free library for arbitrary precision arithmetic'
+homepage='https://gmplib.org/'
+license=(GPL-2.0-or-later
+         LGPL-3.0-or-later)
+sources=(gmp-$pkgver.tar.xz)
+urls=("https://ftp.gnu.org/gnu/gmp/${sources[0]}")
+md5sums=("956dc04e864001a9c22429f761f2c283")
+
+
+src_prepare() {
+  tar -xf ${DIST_DIR}/${pkgname}-${pkgver}/${sources[0]} --strip-components=1
+}
+
+src_build() {
+  ./configure --prefix=/usr    \
+              --enable-cxx     \
+              --disable-static \
+              --docdir=/usr/share/doc/gmp-6.3.0
+  make
+  make html
+}
+
+src_check() {
+  make check
+}
+
+src_install() {
+  make DESTDIR="$pkgdir" install
+  make DESTDIR="$pkgdir" install-html
+}