Operations that are to be performed on a single drawing should appear on a single line, with ENTER appearing as a space in the line and any occurrence of the drawing filename represented by the token *file*.
For example, this:open
"C:/mydrawing1.dwg"
line
non
0,0,0
non
1,0,0
qsave
close
open
"C:/mydrawing2.dwg"
line
non
0,0,0
non
1,0,0
qsave
close
open
"C:/mydrawing3.dwg"
line
non
0,0,0
non
1,0,0
qsave
close
Would become this:open *file* line non 0,0,0 non 1,0,0 qsave close