Rewrite ext setup scripts + module-cc irony path

ext/VARS

@@ -1,10 +1,15 @@
 #!/usr/bin/env bash
 
-CACHE_DIR="${HOME}/.emacs.d/private/cache/`hostname`/"
-ELPA_DIR="${HOME}/.emacs.d/.cask/`emacs --version | grep -E -o '2[4-9]\.[0-9\.]+'`/elpa"
+HOSTNAME=`emacs --batch --eval '(message "%s" (system-name))' 2>&1`
 
-is-mac() { [ "$(uname)" == "Darwin" ]; }
-is-linux() { [ "$(expr substr $(uname -s) 1 5)" == "Linux" ]; }
+ROOT_DIR="$(cd $(dirname $0)/../ && pwd -P)"
+CACHE_DIR="$ROOT_DIR/private/cache/$HOSTNAME"
+ELPA_DIR="$ROOT_DIR/.cask/`emacs --version | grep -E -o '2[4-9]\.[0-9\.]+'`/elpa"
+EXT_DIR="$ROOT_DIR/ext"
+
+#
+is-arch() { [ -f "/etc/arch-release" ]; }
+is-deb()  { [ -f "/etc/debian_version" ]; }
 
 git-repo() {
     old=$(pwd)

ext/setup-cc.sh

@@ -1,27 +1,48 @@
 #!/usr/bin/env bash
 
-cd ~/.emacs.d/ext
-source ./VARS
-
-LLVMV="3.8.0"
-LLVM="clang+llvm-${LLVMV}-x86_64-apple-darwin"
+source VARS
 
 #
 echo "Setting up C/C++ (irony-mode)"
 
-if is-mac; then
+case "$OSTYPE" in
+    darwin*)
         brew install cmake
         brew install llvm --with-clang
-fi
+        ;;
+    linux*)
+        if is-arch; then
+            sudo pacman --noconfirm -S cmake clang
+        elif is-deb; then
+            echo "Not implemented"
+            exit 1
+        fi
+        ;;
+esac
 
 # Build irony-server
 git-repo "https://github.com/Sarcasm/irony-mode" "irony-mode"
+
+# Reset build directory
 cd irony-mode/server
 [ -d build ] && rm -rf build
 mkdir build && cd build
-cmake -DCMAKE_INSTALL_RPATH_USE_LINK_PATH\=ON \
-    -DCMAKE_INSTALL_PREFIX\=${CACHE_DIR}/irony/ ../ && \
-    cmake --build . --use-stderr --config Release --target install
-install_name_tool -change @rpath/libclang.dylib \
+
+DEST="$(pwd)/irony-mode/server/build/irony/"
+
+# Compile
+if is-mac
+then
+    cmake -DCMAKE_INSTALL_RPATH_USE_LINK_PATH\=ON \
+          -DCMAKE_INSTALL_PREFIX\="$DEST" ../
+else
+    cmake -DCMAKE_INSTALL_PREFIX\="$DEST" ../
+fi
+cmake --build . --use-stderr --config Release --target install
+
+if is-mac
+then
+    install_name_tool -change @rpath/libclang.dylib \
         /usr/local/opt/llvm/lib/libclang.dylib \
-    ${CACHE_DIR}/irony/bin/irony-server
+        $DEST/bin/irony-server
+fi

ext/setup-js.sh

@@ -1,13 +1,22 @@
 #!/usr/bin/env bash
 
-cd ~/.emacs.d/ext
-source ./VARS
+source VARS
 
 #
 echo "Setting up JS (tern/trepanjs)"
 
-if is-mac; then
+case "$OSTYPE" in
+    darwin*)
         brew install node
-fi
+        ;;
+    linux*)
+        if is-arch; then
+            sudo pacman --noconfirm -S nodejs npm
+        else
+            echo "..."
+            exit 1
+        fi
+        ;;
+esac
 
 npm -g install trepanjs tern

modules/module-cc.el

@@ -49,7 +49,7 @@
 (use-package irony
   :after cc-mode
   :config
-  (setq irony-server-install-prefix (concat doom-temp-dir "/irony/"))
+  (setq irony-server-install-prefix (concat doom-ext-dir "/irony-mode/server/build/irony/"))
   (add-hook! c++-mode
     (make-local-variable 'irony-additional-clang-options)
     (push "-std=c++11" irony-additional-clang-options))