src/Makefile

   1 # $Cambridge: exim/src/Makefile,v 1.4 2005/09/12 13:55:54 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 RM_COMMAND=/bin/rm
  17
  18 # If a build name has not been specified by running this make file via a
  19 # command of the form "make build=xxxx", then determine the name of the
  20 # operating system and the machine architecture and use that. This does not
  21 # provide an override for the OS type and architecture type; they still have
  22 # to be used for the OS-specific files. To override them, you can set the
  23 # shell variables OSTYPE and ARCHTYPE when running make.
  24
  25 buildname=$${build:-`$(SHELL) scripts/os-type`-`$(SHELL) scripts/arch-type`}
  26
  27 # The default target checks for the existence of Local/Makefile, that the main
  28 # makefile is built and up-to-date, and then it runs it.
  29
  30 all: Local/Makefile configure go
  31
  32 Local/Makefile:
  33         @echo ""
  34         @echo "*** Please create Local/Makefile by copying src/EDITME and making"
  35         @echo "*** appropriate changes for your site."
  36         @echo ""
  37         @test ! -d Local && mkdir Local
  38         @false
  39
  40 # This is separated off so that "make build-directory" can be obeyed on
  41 # its own if necessary.
  42
  43 build-directory:
  44         @builddir=build-$(buildname); \
  45         case "$$builddir" in *UnKnown*) exit 1;; esac; \
  46         $(SHELL) -c "test -d $$builddir -a -r $$builddir/version.c || \
  47           (mkdir $$builddir; cd $$builddir; $(SHELL) ../scripts/MakeLinks)";
  48
  49 # The "configure" target ensures that the build directory exists, then arranges
  50 # to build the main makefile from inside the build directory, by calling the
  51 # Configure-Makefile script. This does its own dependency checking because of
  52 # the optional files.
  53
  54 configure: build-directory
  55         @cd build-$(buildname); \
  56           build=$(build) $(SHELL) ../scripts/Configure-Makefile
  57
  58 # The "makefile" target forces a rebuild of the makefile (as opposed to
  59 # "configure", which doesn't force it).
  60
  61 makefile: build-directory
  62         @cd build-$(buildname); $(RM_COMMAND) -f Makefile; \
  63           build=$(build) $(SHELL) ../scripts/Configure-Makefile
  64
  65 # Go to the build directory and do the business
  66
  67 go:; @cd build-$(buildname); $(MAKE) SHELL=$(SHELL) $(MFLAGS)
  68
  69 # The installation commands are kept in a separate script, which expects
  70 # to be run from inside the build directory.
  71
  72 install:;       @cd build-$(buildname); \
  73                 build=$(build) $(SHELL) ../scripts/exim_install $(INSTALL_ARG)
  74
  75 # Tidy-up targets
  76
  77 clean:; @echo ""; echo '*** "make clean" just removes all .o and .a files'
  78         @echo '*** Use "make makefile" to force a rebuild of the makefile'
  79         @echo ""
  80         cd build-$(buildname); \
  81         $(RM_COMMAND) -f *.o lookups/*.o lookups/*.a auths/*.o auths/*.a \
  82         routers/*.o routers/*.a transports/*.o transports/*.a \
  83         pcre/*.o pcre/*.a
  84
  85 clean_exim:; cd build-$(buildname); \
  86          $(RM_COMMAND) -f *.o lookups/*.o lookups/*.a auths/*.o auths/*.a \
  87         routers/*.o routers/*.a transports/*.o transports/*.a
  88
  89 distclean:; $(RM_COMMAND) -rf build-*
  90
  91 # End of top-level makefile