![]() # Let's try running both of the commands in the *same* shell invocation, by # each line of a makefile is parsed first using the makefile syntax, and THEN # Notice that we have to use a double-$ in the command line. # this in action, try running `make var-lost` # So, if you set a variable, it won't be available in the next line! To see # Each line of the command list is run as a separate invocation of the shell. ![]() # To suppress the output, we've added signs before each line, above. # UNIX dogma, but without that default, it'd be very difficult to see what This is a departure from the "success should be silent" # By default, make prints out the command before it runs it, so you can see # dir, typing "make" is the same as typing "make tutorial" # By default, the first target is run if you don't specify one. # Type "make" and see what # todo: have this actually run some kind of tutorial "Please read the 'Makefile' file to go through this tutorial " # are also optional, but you have to have one or the other. The prerequisites are optional, and the commands # thing, sort of like a grunt task or an npm package.json script. ![]() You can also type `make -f ` to use a different # To do stuff with make, you type `make` in a directory that has a file called # it is actually a highly expressive, efficient, and powerful way to build # You will learn why `make` is so great, and why, despite its "weird" syntax,
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