src/Makefile

   1 # $Cambridge: exim/src/Makefile,v 1.2 2004/10/11 13:24:19 ph10 Exp $
   2
   3 # Top-level makefile for Exim; handles creating a build directory with
   4 # appropriate links, and then creating and running the main makefile in that
   5 # directory.
   6
   7 # Copyright (c) 2004 University of Cambridge.
   8 # See the file NOTICE for conditions of use and distribution.
   9
  10 # IRIX make uses the shell that is in the SHELL variable, which often defaults
  11 # to csh, so put this in to make it use the Bourne shell. In systems where
  12 # /bin/sh is not a Bourne-compatible shell, this line will have to be edited,
  13 # or "make" must be called with a different SHELL= setting.
  14
  15 SHELL=/bin/sh
  16
  17 # If a build name has not been specified by running this make file via a
  18 # command of the form "make build=xxxx", then determine the name of the
  19 # operating system and the machine architecture and use that. This does not
  20 # provide an override for the OS type and architecture type; they still have
  21 # to be used for the OS-specific files. To override them, you can set the
  22 # shell variables OSTYPE and ARCHTYPE when running make.
  23
  24 buildname=$${build:-`$(SHELL) scripts/os-type`-`$(SHELL) scripts/arch-type`}
  25
  26 # The default target checks for the existence of Local/Makefile, that the main
  27 # makefile is built and up-to-date, and then it runs it.
  28
  29 all: Local/Makefile configure go
  30
  31 Local/Makefile:
  32         @echo ""
  33         @echo "*** Please create Local/Makefile by copying src/EDITME and making"
  34         @echo "*** appropriate changes for your site."
  35         @echo ""
  36         @test ! -d Local && mkdir Local
  37         @false
  38
  39 # This is separated off so that "make build-directory" can be obeyed on
  40 # its own if necessary.
  41
  42 build-directory:
  43         @builddir=build-$(buildname); \
  44         case "$$builddir" in *UnKnown*) exit 1;; esac; \
  45         $(SHELL) -c "test -d $$builddir -a -r $$builddir/version.c || \
  46           (mkdir $$builddir; cd $$builddir; $(SHELL) ../scripts/MakeLinks)";
  47
  48 # The "configure" target ensures that the build directory exists, then arranges
  49 # to build the main makefile from inside the build directory, by calling the
  50 # Configure-Makefile script. This does its own dependency checking because of
  51 # the optional files.
  52
  53 configure: build-directory
  54         @cd build-$(buildname); \
  55           build=$(build) $(SHELL) ../scripts/Configure-Makefile
  56
  57 # The "makefile" target forces a rebuild of the makefile (as opposed to
  58 # "configure", which doesn't force it).
  59
  60 makefile: build-directory
  61         @cd build-$(buildname); /bin/rm -f Makefile; \
  62           build=$(build) $(SHELL) ../scripts/Configure-Makefile
  63
  64 # Go to the build directory and do the business
  65
  66 go:; @cd build-$(buildname); $(MAKE) SHELL=$(SHELL) $(MFLAGS)
  67
  68 # The installation commands are kept in a separate script, which expects
  69 # to be run from inside the build directory.
  70
  71 install:;       @cd build-$(buildname); \
  72                 build=$(build) $(SHELL) ../scripts/exim_install $(INSTALL_ARG)
  73
  74 # Tidy-up targets
  75
  76 clean:; @echo ""; echo '*** "make clean" just removes all .o and .a files'
  77         @echo '*** Use "make makefile" to force a rebuild of the makefile'
  78         @echo ""
  79         cd build-$(buildname); \
  80         /bin/rm -f *.o lookups/*.o lookups/*.a auths/*.o auths/*.a \
  81         routers/*.o routers/*.a transports/*.o transports/*.a \
  82         pcre/*.o pcre/*.a
  83
  84 clean_exim:; cd build-$(buildname); \
  85          /bin/rm -f *.o lookups/*.o lookups/*.a auths/*.o auths/*.a \
  86         routers/*.o routers/*.a transports/*.o transports/*.a
  87
  88 # End of top-level makefile