Questions from last week

• how are “easy IPC” and “single process monolith” related?
• Culture and technical reasons Engine Interface separation more common in Unix
• bc uses isatty(3) to switch between interactive and non-interactive modes (see source at /usr/src/bc-1.06/)

make and Makefiles

• a DSL to describe dependancy trees

• a list of rules

target : prerequisites
       recipe