rules/git.mk

   1 # This is free and unencumbered software released into the public
   2 # domain. To the extent possible under law, the author of this file
   3 # waives all copyright and related or neighboring rights to it.
   4
   5 GIT ?= git
   6 git-describe = $(shell $(GIT) describe --tags --always $1)
   7
   8 define git-archive
   9 $(GIT) archive --output '$1' $(if $2,--prefix '$2') '$(call git-describe,$3)'
  10 endef
  11
  12 .git:
  13         $(error "This target must be run inside a git repository.")