1# $NetBSD: include-main.mk,v 1.5 2020/09/05 18:18:05 rillig Exp $ 2# 3# Until 2020-09-05, the .INCLUDEDFROMFILE magic variable did not behave 4# as described in the manual page. 5# 6# The manual page says that it is the "filename of the file this Makefile 7# was included from", while before 2020-09-05 it was the "filename in which 8# the latest .include happened". See parse.c, function ParseSetIncludeFile. 9# 10# Since 2020-09-05, the .INCLUDEDFROMDIR and .INCLUDEDFROMFILE variables 11# properly handle nested includes and even .for loops. 12 13.if !defined(.INCLUDEDFROMFILE) 14. info main-before-ok 15.else 16. warning main-before-fail(${.INCLUDEDFROMFILE}) 17.endif 18 19.for i in once 20. if !defined(${.INCLUDEDFROMFILE}) 21. info main-before-for-ok 22. else 23. warning main-before-for-fail(${.INCLUDEDFROMFILE}) 24. endif 25.endfor 26 27.include "include-sub.mk" 28 29.if !defined(.INCLUDEDFROMFILE) 30. info main-after-ok 31.else 32. warning main-after-fail(${.INCLUDEDFROMFILE}) 33.endif 34 35.for i in once 36. if !defined(${.INCLUDEDFROMFILE}) 37. info main-after-for-ok 38. else 39. warning main-after-for-fail(${.INCLUDEDFROMFILE}) 40. endif 41.endfor 42 43all: # nothing 44