On Tue, 2025-06-10 at 08:44 -0700, Felix Lechner via Users list for the GNU implementation of make wrote: > Is it possible to use plain spaces as the .RECIPREPREFIX?
Sure it works fine. The difficult bit is finding a way to set the value to a space. You have to use the normal tricks; for example, this works: $ cat Makefile # Set the variable S to contain one space E := S := $E $E .RECIPEPREFIX := $S all: echo hi $ make echo hi hi