chiark - git - mdw - zones/blob - Makefile.m4

   1 ### Makefile for mdw's zones
   2 ###
   3 ### Preprocessed with m4, for the sake of madness
   4
   5 m4_divert(-1)
   6 ###--------------------------------------------------------------------------
   7 ### M4 trickery.
   8
   9 m4_changequote([, ])
  10 m4_define([_dolist], [m4_pushdef([$1])__loop($@)m4_popdef([$1])])
  11 m4_define([__loop], [m4_ifelse([$2], [()], ,m4_dnl
  12 [m4_define([$1], __first$2)$3[]__loop([$1],(m4_shift$2),[$3])])])
  13 m4_define([__first], [$1])
  14
  15 m4_define([DOMAIN], [m4_dnl
  16 m4_pushdef([_undivert], [m4_divert(]m4_divnum[)m4_popdef([_undivert])])m4_dnl
  17 m4_divert(10)m4_dnl
  18 $1_SUBNETS = _dolist([_subnet], [($2)], [ _subnet])
  19 $1_ZONES = _dolist([_zone], [($3)], [ _zone])
  20 $1_ZONE_FILES = _dolist([_subnet], [($2)],
  21         [_dolist([_zone], [($3)], [ _subnet/_zone.zone])])
  22 ALL_SUBNETS += $($1_SUBNETS)
  23 ALL_ZONES += $($1_ZONES)
  24 ALL_ZONE_FILES += $($1_ZONE_FILES)
  25 m4_divert(30)m4_dnl
  26 $($1_ZONE_FILES): $1.lisp $(ZONEDEPS)
  27         mkdir -p $($1_SUBNETS)m4_dnl
  28 _dolist([_subnet], [($2)], [
  29         $(ZONE) -d _subnet/ -s _subnet $1.lisp])
  30 _undivert[]m4_dnl
  31 ])
  32
  33 m4_divert(-1)
  34 ###--------------------------------------------------------------------------
  35 ### Domains.
  36
  37 DOMAIN([distorted], [inet, fretwank],
  38         [distorted.org.uk, 198.29.172.in-addr.arpa, 199.29.172.in-addr.arpa])
  39 DOMAIN([harlequin], [inet], [harlequin.org.uk])
  40
  41 m4_divert(0)
  42 ###--------------------------------------------------------------------------
  43 ### Make configuration.
  44
  45 ZONE = zone
  46
  47 ALL_ZONES =
  48 ALL_ZONE_FILES =
  49 ALL_SUBNETS =
  50
  51 PUBLISH = publish
  52
  53 ZONEDEPS = hosts.lisp
  54
  55 DOCS = distorted.tex
  56 DOC_OUTPUTS = $(foreach suffix,dvi ps,\
  57                 $(patsubst %.tex,%.$(suffix),$(DOCS)))
  58
  59 m4_divert(20)
  60 ###--------------------------------------------------------------------------
  61 ### Rules
  62
  63 all: $(ALL_ZONE_FILES) $(DOC_OUTPUTS)
  64
  65 install: all
  66         ##
  67         ## Make directories
  68         rm -rf $(PUBLISH).new
  69         mkdir $(PUBLISH).new
  70         cd $(PUBLISH).new && mkdir $(sort $(ALL_SUBNETS))
  71         ##
  72         ## Copy zone files to output
  73         for i in $(ALL_ZONE_FILES); do \
  74           cp $$i $(PUBLISH).new/$$i; \
  75         done
  76         ##
  77         ## Make links as necessary
  78         cd $(PUBLISH).new; \
  79         for i in $(sort $(ALL_SUBNETS)); do \
  80           test $$i = inet && continue; \
  81           for z in $(sort $(ALL_ZONES)); do \
  82             test -f $$i/$$z.zone || ln -s ../inet/$$z.zone $$i/$$z.zone; \
  83           done; \
  84         done
  85         ##
  86         ## Switch over
  87         rm -rf $(PUBLISH).old
  88         mv $(PUBLISH) $(PUBLISH).old
  89         mv $(PUBLISH).new $(PUBLISH)
  90         ##
  91         ## Get nameserver to reload changed zones
  92         for i in $(sort $(ALL_SUBNETS)); do \
  93           for z in $(sort $(ALL_ZONES)); do \
  94             cmp $(PUBLISH)/$$i/$$z.zone $(PUBLISH).old/$$i/$$z.zone \
  95                 >/dev/null 2>&1 && continue; \
  96             echo -n "$$z ($$i): "; \
  97             userv root named-reload $$z $$i; \
  98           done; \
  99         done
 100         ##
 101         ## Clear up mess
 102         rm -rf $(PUBLISH).old
 103
 104 %.dvi: %.tex
 105         latex $<
 106         latex $<
 107
 108 %.ps: %.dvi
 109         dvips -o $@ $<
 110
 111 m4_divert(40)
 112 Makefile: Makefile.m4
 113         m4 -P $< >$@.new
 114         mv $@.new $@
 115
 116 clean:
 117         rm -f $(ALL_ZONE_FILES) *.toc *.lof *.lot *.log *.dvi *.ps *.aux
 118         rmdir $(sort $(ALL_SUBNETS))
 119
 120 ###----- That's all, folks --------------------------------------------------