1# $NetBSD: cond-func-commands.mk,v 1.6 2025/01/10 23:00:38 rillig Exp $ 2# 3# Tests for the commands() function in .if conditions. 4 5.MAIN: all 6 7# At this point, the target 'target' does not exist yet, therefore it cannot 8# have commands. Sounds obvious, but good to know that it is really so. 9.if commands(target) 10. error 11.endif 12 13target: 14 15# Now the target exists, but it still has no commands. 16.if commands(target) 17. error 18.endif 19 20target: 21 # not a command 22 23# Even after the comment, the target still has no commands. 24.if commands(target) 25. error 26.endif 27 28target: 29 @:; 30 31# Finally the target has commands. 32.if !commands(target) 33. error 34.endif 35 36# Expressions in the argument of a function call don't have to be defined. 37.if commands(${UNDEF}) 38. error 39.endif 40 41all: 42 @:; 43