fix plugins in example root

1 files changed, 54 insertions, 0 deletions

diff --git a/root/$mmm/plugins/sass/converts: text$lua -> table.lua b/root/$mmm/plugins/sass/converts: text$lua -> table.lua
new file mode 100644
index 0000000..f2887e3
--- /dev/null
+++ b/root/$mmm/plugins/sass/converts: text$lua -> table.lua
@@ -0,0 +1,54 @@
+if MODE == 'CLIENT' then
+  return { }
+end
+local posix = require('posix')
+return {
+  {
+    inp = 'text/x-scss',
+    out = 'text/css',
+    cost = 1,
+    transform = function(self, content)
+      local r0, w0 = posix.pipe()
+      local r1, w1 = posix.pipe()
+      local r2, w2 = posix.pipe()
+      local pid = assert(posix.fork())
+      if pid == 0 then
+        posix.close(w0)
+        posix.close(r1)
+        posix.close(r2)
+        posix.dup2(r0, posix.fileno(io.stdin))
+        posix.dup2(w1, posix.fileno(io.stdout))
+        posix.dup2(w2, posix.fileno(io.stderr))
+        posix.close(r0)
+        posix.close(w1)
+        posix.close(w2)
+        local err = assert(posix.execp('sassc', '-s'))
+        posix._exit(err)
+        return 
+      else
+        posix.close(r0)
+        posix.close(w1)
+        posix.close(w2)
+        posix.write(w0, content)
+        posix.close(w0)
+        local _, status
+        _, _, status = posix.wait(pid)
+        local out
+        if status == 0 then
+          out = r1
+        else
+          out = r2
+        end
+        out = assert(posix.fdopen(out, 'r'))
+        out = out:read('a')
+        posix.close(r1)
+        posix.close(r2)
+        if status == 0 then
+          return out
+        else
+          return error(out)
+        end
+      end
+    end
+  }
+}