nix-super/mk/install.mk
Eelco Dolstra 4ee6001f95 GNU Make 3.81 compatibility
3.81 doesn't understand the ‘define foo =’ syntax, which was added in
3.82.  So use ‘define foo’ instead.
2014-02-04 11:21:13 +01:00

57 lines
1.2 KiB
Makefile

# Add a rule for creating $(1) as a directory. This template may be
# called multiple times for the same directory.
define create-dir
ifndef $(1)_SEEN
$(1)_SEEN = 1
$(1):
$$(trace-install) install -d $(1)
endif
endef
# Add a rule for installing file $(1) as file $(2) with mode $(3).
# The directory containing $(2) will be created automatically.
define install-file-as
install: $(2)
$$(eval $$(call create-dir,$$(dir $(2))))
$(2): $(1) | $$(dir $(2))
$$(trace-install) install -m $(3) $(1) $(2)
endef
# Add a rule for installing file $(1) in directory $(2) with mode
# $(3). The directory will be created automatically.
define install-file-in
$$(eval $$(call install-file-as,$(1),$(2)/$$(notdir $(1)),$(3)))
endef
define install-program-in
$$(eval $$(call install-file-in,$(1),$(2),0755))
endef
define install-data-in
$$(eval $$(call install-file-in,$(1),$(2),0644))
endef
# Install a symlink from $(2) to $(1). Note that $(1) need not exist.
define install-symlink
install: $(2)
$$(eval $$(call create-dir,$$(dir $(2))))
$(2): | $$(dir $(2))
$$(trace-install) ln -sfn $(1) $(2)
endef
print-top-help += \
echo " install: Install into \$$(prefix) (currently set to '$(prefix)')";