Makefile.gitdeb

   1 # -*- makefile -*-
   2
   3 clean::
   4         fakeroot debian/rules clean
   5 .PHONY: clean
   6
   7 prepare::
   8 .PHONY: prepare
   9
  10 deb: prepare
  11         dpkg-buildpackage -us -uc -rfakeroot -I.git -I.gitignore -I.gitmodules
  12 .PHONY: deb
  13
  14 ###########################################################################
  15 # Generate debian/changelog from git log
  16
  17 NAME       := $(shell awk '/^Source:/{print $$2}' debian/control)
  18 CLOGDIR    := .git/changelogs
  19 CHANGELOGS := $(shell lasttag=HEAD;                                             \
  20                       (git tag -l 'v*'; echo)                                   \
  21                           | while read tag; do                                  \
  22                               echo $(CLOGDIR)/$${tag}$${tag:+-}$$lasttag;       \
  23                               lasttag=$$tag;                                    \
  24                           done)
  25
  26 # Author/Date formating could be as simple as  git log --format=' -- %an <%ae>  %cD'
  27 # however, we want the tagger not the author and  git log  doesn't show tags, only commits ...
  28 $(CHANGELOGS): %:
  29         @echo "generating $@"
  30         @mkdir -p "$(CLOGDIR)"
  31         @(                                                                                       \
  32             version="$@"; version="$${version#$(CLOGDIR)/}";                                     \
  33             from="$${version%-*}"; version="$${version#*-}"; to="$$version";                     \
  34             if [ "$$from" = "$$to" ]; then from=""; fi;                                  \
  35             release="unstable";                                                                  \
  36             if [ "$$version" = "HEAD" ]; then                                                    \
  37                 version="`git describe --tag --match='v*' | sed -e 's/-/~/' -e 's/-/./g'`";      \
  38                 release="UNRELEASED";                                                            \
  39             fi;                                                                                  \
  40             version="$${version#v}";                                                             \
  41             echo "$(NAME) ($$version) $$release; urgency=low";                                   \
  42             echo;                                                                                \
  43             git log --format='  * [%h] %s' $$from$${from:+..}$$to;                               \
  44             date="`echo $$to | git cat-file --batch                                              \
  45                        | sed -n                                                                  \
  46                              -e 's/^\(tagger\|committer\) \(.*\)00$$/\2/'                        \
  47                              -eT -e 'y/+-/-+/' -ep`";                                            \
  48             author="$${date% * *}"; date="$${date#$$author }"; zone="$${date#* }";               \
  49             date="`TZ="UTC$$zone" date -d "1/1/1970 0:0 UTC + $${date% *} seconds" --rfc-2822`"; \
  50             echo; echo " -- $$author  $$date"; echo;                                             \
  51         ) >$@ || (rm -f $@; false)
  52 .PHONY: $(word 1,$(CHANGELOGS)) # The first changelog entry must be recreated on each call
  53
  54 debian/changelog: $(CHANGELOGS)
  55         cat $^ > $@ || (rm -f $@; false)
  56
  57 clean::
  58         rm -f debian/changelog
  59         rm -rf $(CLOGDIR)
  60
  61 prepare:: debian/changelog