Add condition to symlink

install.py

@@ -31,6 +31,8 @@ class Installer:
         """Run a bash command. On success return True, else return False."""
 
         conditions = {
+            "arch": self.operating_system == "arch based",
+            "debian": self.operating_system == "debian based",
             "force": self.force,
             "no force": not self.force,
             "update": self.update,
@@ -167,22 +169,31 @@ class Installer:
             ui.warning("`{}` failed".format(command))
         self.base_dir.chdir()
 
-    def do_symlink(self, src: str, dest: str) -> None:
+    def do_symlink(self, src: str, dest: str, condition: str = "true") -> None:
         """Make a symlink to a file."""
 
-        self._do_symlink(src, dest, is_dir=False)
+        self._do_symlink(src, dest, condition=condition, is_dir=False)
 
-    def do_symlink_dir(self, src: str, dest: str) -> None:
+    def do_symlink_dir(
+            self, src: str, dest: str, condition: str = "true"
+    ) -> None:
         """Make a symlink to a dir."""
 
-        self._do_symlink(src, dest, is_dir=True)
+        self._do_symlink(src, dest, condition=condition, is_dir=True)
+
+    def _do_symlink(
+            self, src: str, dest: str, *, condition: str, is_dir: bool
+    ) -> None:
 
-    def _do_symlink(self, src: str, dest: str, *, is_dir: bool) -> None:
         p_src = Path(src).expanduser()
         pretty_src = self.pretty_path(p_src)
         p_dest = Path(dest).expanduser()
         pretty_dest = self.pretty_path(p_dest)
 
+        if not self.evaluate_condition(condition):
+            ui.info_2("Skipping", pretty_dest)
+            return
+
         if is_dir:
             p_dest.parent.parent.makedirs_p()
         else: