Make: make "make DESTDIR=../foo install" work right.

This makes the normal DESTDIR= variable work on the command line, and
makes relative paths always relative to the top-level directory.

Signed-off-by: Peter Jones <pjones@redhat.com>
This commit is contained in:
Peter Jones 2019-10-25 15:39:35 -04:00 committed by Robbie Harwood
parent 5c8b8170cd
commit 0874e84f35

View file

@ -47,7 +47,19 @@ ARCHES=aa64 arm ia32 ia64 mips64el x64
# Where to install the package. GNU-EFI will create and access
# lib and include under the root
#
INSTALLROOT := /
DESTDIR ?= /
ifeq ($(origin INSTALLROOT),undefined)
INSTALLROOT = $(DESTDIR)
endif
empty :=
space := $(empty) $(empty)
stripped = $(subst $(space),/,$(strip $(subst /,$(space),$(1))))
unstripped = $(subst $(space),/,$(subst /,$(space),$(1)))
is_absolute = $(subst $(call stripped,$(1)),$(empty),$(call unstripped,$(1)))
override INSTALLROOT:=$(if $(call is_absolute,$(INSTALLROOT)),,$(TOPDIR)/)$(INSTALLROOT)
PREFIX := /usr/local
LIBDIR := $(PREFIX)/lib
INSTALL := install