On Dec 17, 2020, at 9:21 AM, M Douglas McIlroy
<m.douglas.mcilroy(a)dartmouth.edu> wrote:
shell, including the story of do...done, has often been told. It
shows up most vividly in the condition part of if and while
statements.
I was never so happy as when SVR2 came out and found that someone had “translated” the
shell source code back into C.