epm play: add Atom support

prescription.d/atom.sh

+#!/bin/sh
+
+# TODO: common place
+fatal()
+{
+    echo "FATAL: $*" >&2
+    exit 1
+}
+
+PKGNAME=atom-beta
+
+if [ "$1" = "--remove" ] ; then
+    epm remove $PKGNAME
+    exit
+fi
+
+[ "$1" != "--run" ] && echo "The hackable text editor from the official site" && exit
+
+[ "$($DISTRVENDOR -a)" != "x86_64" ] && echo "Only x86_64 is supported" && exit 1
+
+#arch=$($DISTRVENDOR --distro-arch)
+#pkgtype=$($DISTRVENDOR -p)
+arch=amd64
+pkgtype=deb
+
+PKG=$($EGET --list --latest https://github.com/atom/atom/releases/ "atom-$arch.$pkgtype") || fatal "Can't get package URL"
+
+epm install "$PKG"

repack.d/atom-beta.sh

+#!/bin/sh -x
+
+# It will be run with two args: buildroot spec
+BUILDROOT="$1"
+SPEC="$2"
+
+PRODUCT=atom
+
+# TODO: /usr/share/atom-beta -> /usr/lib64/atom-beta
+
+subst '1iAutoReq:yes,nomonolib,nomono,nopython' $SPEC
+subst '1iAutoProv:no' $SPEC
+
+if [ ! -f "$BUILDROOT/usr/bin/$PRODUCT" ] ; then
+    subst "s|%files|%files\n%_bindir/$PRODUCT|" $SPEC
+    #ln -s $PRODUCT-beta $BUILDROOT/usr/bin/$PRODUCT
+    # command name is sensitive
+    echo "exec /usr/bin/$PRODUCT-beta" > $BUILDROOT/usr/bin/$PRODUCT
+    chmod a+x $BUILDROOT/usr/bin/$PRODUCT
+fi
+
+subst '1iBuildRequires:rpm-build-python3' $SPEC
+subst '1i%add_python3_path /usr/share/atom-beta' $SPEC
+
+# replace embedded git with standalone (due Can't locate Git/LoadCPAN/Error.pm)
+EMBDIR=/usr/share/atom-beta/resources/app.asar.unpacked/node_modules/dugite/git
+rm -rv $BUILDROOT$EMBDIR/
+mkdir -p $BUILDROOT$EMBDIR/bin/
+ln -s /usr/bin/git $BUILDROOT$EMBDIR/bin/git
+subst "s|.*$EMBDIR/libexec/.*||" $SPEC
+subst "s|.*$EMBDIR/share/.*||" $SPEC
+subst "s|.*$EMBDIR/ssl/.*||" $SPEC
+
+# replace embedded npm with standalone
+EMBDIR=/usr/share/atom-beta/resources/app/apm/node_modules/npm
+rm -rv $BUILDROOT$EMBDIR/
+ln -s /usr/lib/node_modules/npm $BUILDROOT$EMBDIR
+subst "s|.*$EMBDIR/..*\"||" $SPEC
+
+# replace embedded node and npm
+for EMBDIR in /usr/share/atom-beta/resources/app/apm/bin/{node,npm} /usr/share/atom-beta/resources/app/apm/node_modules/.bin/{npm,npx} /usr/share/atom-beta/resources/app/apm/node_modules/open/xdg-open ; do
+    rm -v $BUILDROOT$EMBDIR
+    ln -s /usr/bin/$(basename $EMBDIR) $BUILDROOT$EMBDIR
+done
+
+# TODO use separated chromium-sandbox
+# TODO for other distros?
+
+# install all requires packages before packing (the list have got with rpmreqs package | xargs echo)
+epm install --skip-installed coreutils findutils git-core glib2 grep libalsa libatk libat-spi2-core \
+            libcairo libcups libdbus libdrm libexpat libgbm libgdk-pixbuf libgio libgtk+3 libnspr libnss libpango libsecret \
+            libX11 libxcb libXcomposite libXdamage libXext libXfixes libxkbcommon libxkbfile libXrandr \
+            sed /usr/bin/git /usr/bin/node /usr/bin/npm /usr/bin/npx util-linux which xprop \
+            node python3
+# enlightenment exo-utils seamonkey