28 The Makefile builds the hello executable if any one of main.cpp, hello.cpp, factorial.cpp changed. The smallest possible Makefile to achieve that specification could have been: hello: …

Dec 19, 2023 · What is ?= in Makefile Asked 10 years, 11 months ago Modified 1 year, 6 months ago Viewed 119k times

Feb 2, 2011 · For variable assignment in Make, I see := and = operator. What's the difference between them?

Lazy Set VARIABLE = value Normal setting of a variable, but any other variables mentioned with the value field are recursively expanded with their value at the point at which the variable is …

Apr 19, 2012 · := (Simply Expanded Variable ) The value is scanned for once and for all expanding any references to other variables and functions, when variable is defined. e.g. …

Aug 8, 2012 · I know the following makefile will have the pre-processor automatically generate dependencies (in .d files) and include them in the makefile (because my course notes say so), …

Dec 23, 2016 · A makefile is processed sequentially, line by line. Variable assignments are "internalized", and include statements cause the contents of other files to be inserted literally …

May 26, 2013 · The -f flag in make is defined as follows, make -f makefile Specifies a different makefile. The argument makefile is a pathname of a description file, which is also referred to …

Well, if you know how to write a makefile, then you know where to put your compiler options... -shared is a linker option, so I'd add it to LDFLAGS. Edit Whoops, you don't have LDFLAGS. I …

Nov 10, 2017 · Makefile.am is a programmer-defined file and is used by automake to generate the Makefile.in file (the .am stands for a uto m ake). The configure script typically seen in source …