Makefile

   1 # Hey Emacs, this Makefile is in -*- makefile -*- mode!
   2 #
   3 # Makefile for Bash.
   4 # If your cpp doesn't like -P, just get rid of it (the -P, not cpp).
   5 # If you wish to use Gcc, then type `make CC=gcc CPPNAME='$(CC) -E''.
   6 # If you wish to use GNU's Make, then change `MAKE'.
   7 # If you don't like the destination, then change `bindir'.
   8 # The file that you most likely want to look at is cpp-Makefile.
   9 #
  10 # If you haven't read README, now might be a good time.
  11
  12 # Include some boilerplate Gnu makefile definitions.
  13 prefix = /usr/local
  14 exec_prefix = $(prefix)
  15 bindir = $(exec_prefix)/bin
  16 srcdir = .
  17 VPATH = $(srcdir)
  18
  19 # MAKE    = make
  20 RM      = rm -f
  21 SHELL   = /bin/sh
  22 GAWK     = awk
  23 # GAWK     = gawk
  24
  25 # Force CPPNAME to be the name of your C preprocesor if Bash can't
  26 # find it.  For instance, `CPPNAME=/usr/libexec/cpp' on 4.4 BSD.
  27 # If all else fails, set CPPNAME=$(CC) -E
  28 CPPNAME =
  29 CPP     = `$(SHELL) $(CPPMAGIC) $(GETCPPSYMS) "$(CPPNAME)"` -P
  30
  31 CPP_MAKEFILE = $(srcdir)/cpp-Makefile
  32 ANSI_MAKEFILE = ansi-Makefile
  33
  34 # CPPFLAGS = $(SYSTEM) $(CPP_DEFINES)
  35 CPPFLAGS = $(CPP_DEFINES) -I. -I$(srcdir)
  36 CPP_ARGS = -DCPP_CC="$(CC)"
  37
  38 SUPPORTDIR     = ./support/
  39 SUPPORTSRC     = $(srcdir)/support/
  40
  41 MKSYSDEFS      = $(SUPPORTSRC)mksysdefs
  42 CPPMAGIC       = $(SUPPORTSRC)cppmagic
  43 CAT_S          = $(SUPPORTSRC)cat-s
  44 GETCPPSYMS     = $(SUPPORTDIR)getcppsyms
  45 GETCPPSYMS_SRC = $(SUPPORTSRC)getcppsyms.c
  46
  47 # Here is a command which compresses runs of multiple blank lines to a
  48 # single blank line.  "cat -s" works for BSD systems, but not for USG
  49 # systems.  You can use an awk script if you like.  If you have too
  50 # much trouble with this, just forget it.  It is for making
  51 # bash-Makefile pretty and readable; something that isn't strictly
  52 # necessary.
  53 # SQUASH_BLANKS = cat -s
  54 #
  55 SQUASH_BLANKS = $(GAWK) -f $(CAT_S)
  56
  57 all:    .notified bash-Makefile
  58         $(MAKE) -f bash-Makefile $(MFLAGS) $(MAKEARGS) srcdir=$(srcdir)
  59
  60 bash-Makefile: $(CPP_MAKEFILE) Makefile machines.h sysdefs.h config.h
  61         @-if [ -f ansi-Makefile ]; then \
  62             echo "cp ansi-Makefile tmp-Makefile.c"; \
  63             cp ansi-Makefile tmp-Makefile.c; else \
  64             echo "cp $(CPP_MAKEFILE) tmp-Makefile.c"; \
  65             cp $(CPP_MAKEFILE) tmp-Makefile.c; \
  66           fi
  67         $(RM) $(GETCPPSYMS)
  68         $(SHELL) $(SUPPORTSRC)mkdirs support
  69         $(CC) -o $(GETCPPSYMS) $(GETCPPSYMS_SRC)
  70         rm -f bash-Makefile
  71         @$(SHELL) -c 'echo $(CPP) $(CPPFLAGS) $(CPP_ARGS) tmp-Makefile.c \| $(SQUASH_BLANKS) \> bash-Makefile'
  72         @$(SHELL) -c '$(CPP) $(CPPFLAGS) $(CPP_ARGS) tmp-Makefile.c | $(SQUASH_BLANKS) >bash-Makefile'
  73         rm -f tmp-Makefile.c
  74         @test -s bash-Makefile || { rm -f bash-Makefile ; exit 1; }
  75
  76 sysdefs.h: $(MKSYSDEFS)
  77         $(SHELL) $(MKSYSDEFS) -s $(srcdir)
  78
  79 # This is also performed by support/mksysdefs, but there's no way to change
  80 # it if cpp-Makefile is changed without changing anything else, since there
  81 # are no dependencies.  This lets you run `make ansi-Makefile'.
  82 ansi-Makefile: $(CPP_MAKEFILE)
  83         grep -v '/\*\*/' $(CPP_MAKEFILE) > $@
  84
  85 # Subsequent lines contain targets that are correctly handled by an
  86 # existing bash-Makefile.
  87
  88 install uninstall newversion architecture: bash-Makefile
  89         $(MAKE) -f bash-Makefile $(MFLAGS) $(MAKEARGS) bindir=$(bindir) \
  90                 prefix=$(prefix) $@
  91
  92 tests DEFINES tags documentation: bash-Makefile directory-frob
  93         $(MAKE) -f bash-Makefile $(MFLAGS) $(MAKEARGS) $@
  94
  95 clean distclean realclean mostlyclean maintainer-clean: bash-Makefile directory-frob
  96         rm -f .notified
  97         $(MAKE) -f bash-Makefile $(MFLAGS) $(MAKEARGS) $@
  98
  99 directory-frob:
 100
 101 .NOEXPORT:
 102
 103 .notified:
 104         @echo ""
 105         @echo "   You are about to make this version of GNU Bash for"
 106         @echo "   this architecture for the first time.  If you haven't"
 107         @echo "   yet read the README file, you may want to do so.  If"
 108         @echo "   you wish to report a bug in Bash, or in the installation"
 109         @echo "   procedure, please run the bashbug script and include:"
 110         @echo ""
 111         @echo " * a description of the bug,"
 112         @echo " * a recipe for recreating the bug reliably,"
 113         @echo " * a fix for the bug if you have one!"
 114         @echo ""
 115         @touch .notified