3 files changed, 17 insertions, 3 deletions
diff --git a/lua/nvim-lsp-installer/installers/shell.lua b/lua/nvim-lsp-installer/installers/shell.lua
index 8cb263ef..2d0ccf6f 100644
--- a/lua/nvim-lsp-installer/installers/shell.lua
+++ b/lua/nvim-lsp-installer/installers/shell.lua
@@ -29,7 +29,21 @@ function M.bash(raw_script, opts)
     opts = vim.tbl_deep_extend("force", default_opts, opts or {})
 
     return shell {
-        shell = "/bin/bash",
+        shell = "bash",
+        cmd = (opts.prefix or "") .. raw_script,
+        env = opts.env,
+    }
+end
+
+function M.sh(raw_script, opts)
+    local default_opts = {
+        prefix = "set -euo pipefail;",
+        env = {},
+    }
+    opts = vim.tbl_deep_extend("force", default_opts, opts or {})
+
+    return shell {
+        shell = "sh",
         cmd = (opts.prefix or "") .. raw_script,
         env = opts.env,
     }
diff --git a/lua/nvim-lsp-installer/installers/std.lua b/lua/nvim-lsp-installer/installers/std.lua
index 08bed2f2..92957fb7 100644
--- a/lua/nvim-lsp-installer/installers/std.lua
+++ b/lua/nvim-lsp-installer/installers/std.lua
@@ -10,7 +10,7 @@ function M.download_file(url, out_file)
     return installers.when {
         unix = function(server, callback, context)
             process.spawn("wget", {
-                args = { "-nv", "-O", out_file, url },
+                args = { "-O", out_file, url },
                 cwd = server.root_dir,
                 stdio_sink = context.stdio_sink,
             }, callback)
diff --git a/lua/nvim-lsp-installer/servers/hls/init.lua b/lua/nvim-lsp-installer/servers/hls/init.lua
index 940deb1a..b3197ed7 100644
--- a/lua/nvim-lsp-installer/servers/hls/init.lua
+++ b/lua/nvim-lsp-installer/servers/hls/init.lua
@@ -24,7 +24,7 @@ return function(name, root_dir)
             end),
             installers.on {
                 -- we can't use std.chmod because of shell wildcard expansion
-                unix = shell.bash [[ chmod +x haskell*]],
+                unix = shell.sh [[ chmod +x haskell*]],
             },
         },
         default_options = {