dist-check.mk

   1 # Most of this is probably too coreutils-centric to be useful to other packages.
   2
   3 warn_cflags = -Dlint -O -Werror -Wall -Wformat -Wshadow -Wpointer-arith
   4
   5 # anonymous 'enum's are too useful to forbid.  Without this, we'd get:
   6 # utimecmp.c:193: error: comparison between 'enum <anonymous>' and \
   7 # 'enum <anonymous>' when using gcc-4.5.0-20090517.
   8 warn_cflags += -Wno-enum-compare
   9
  10 bin=bin-$$$$
  11
  12 write_loser = printf '\#!%s\necho $$0: bad path 1>&2; exit 1\n' '$(SHELL)'
  13
  14 TMPDIR ?= /tmp
  15 t=$(TMPDIR)/$(PACKAGE)/test
  16 pfx=$(t)/i
  17
  18 # More than once, tainted build and source directory names would
  19 # have caused at least one "make check" test to apply "chmod 700"
  20 # to all directories under $HOME.  Make sure it doesn't happen again.
  21 tp := $(shell echo "$(TMPDIR)/$(PACKAGE)-$$$$")
  22 t_prefix = $(tp)/a
  23 t_taint = '$(t_prefix) b'
  24 fake_home = $(tp)/home
  25
  26 # Ensure that tests run from tainted build and src dir names work,
  27 # and don't affect anything in $HOME.  Create witness files in $HOME,
  28 # record their attributes, and build/test.  Then ensure that the
  29 # witnesses were not affected.
  30 ALL_RECURSIVE_TARGETS += taint-distcheck
  31 taint-distcheck: $(DIST_ARCHIVES)
  32         test -d $(t_taint) && chmod -R 700 $(t_taint) || :
  33         -rm -rf $(t_taint) $(fake_home)
  34         mkdir -p $(t_prefix) $(t_taint) $(fake_home)
  35         GZIP=$(GZIP_ENV) $(AMTAR) -C $(t_taint) -zxf $(distdir).tar.gz
  36         mkfifo $(fake_home)/fifo
  37         touch $(fake_home)/f
  38         mkdir -p $(fake_home)/d/e
  39         ls -lR $(fake_home) $(t_prefix) > $(tp)/.ls-before
  40         cd $(t_taint)/$(distdir)                        \
  41           && ./configure                                \
  42           && $(MAKE)                                    \
  43           && HOME=$(fake_home) $(MAKE) check            \
  44           && ls -lR $(fake_home) $(t_prefix) > $(tp)/.ls-after \
  45           && diff $(tp)/.ls-before $(tp)/.ls-after      \
  46           && test -d $(t_prefix)
  47         rm -rf $(tp)
  48
  49 # Verify that a twisted use of --program-transform-name=PROGRAM works.
  50 define install-transform-check
  51   echo running install-transform-check                  \
  52     && rm -rf $(pfx)                                    \
  53     && $(MAKE) program_transform_name='s/.*/zyx/'       \
  54       prefix=$(pfx) install                             \
  55     && test "$$(echo $(pfx)/bin/*)" = "$(pfx)/bin/zyx"  \
  56     && test "$$(find $(pfx)/share/man -type f|sed 's,.*/,,;s,\..*,,')" = "zyx"
  57 endef
  58
  59 # Install, then verify that all binaries and man pages are in place.
  60 # Note that neither the binary, ginstall, nor the ].1 man page is installed.
  61 define my-instcheck
  62   $(MAKE) prefix=$(pfx) install                         \
  63     && test ! -f $(pfx)/bin/ginstall                    \
  64     && { fail=0;                                        \
  65       for i in $(built_programs); do                    \
  66         test "$$i" = ginstall && i=install;             \
  67         for j in "$(pfx)/bin/$$i"                       \
  68                  "$(pfx)/share/man/man1/$$i.1"; do      \
  69           case $$j in *'[.1') continue;; esac;          \
  70           test -f "$$j" && :                            \
  71             || { echo "$$j not installed"; fail=1; };   \
  72         done;                                           \
  73       done;                                             \
  74       test $$fail = 1 && exit 1 || :;                   \
  75     }
  76 endef
  77
  78 define coreutils-path-check
  79   {                                                     \
  80     if test -f $(srcdir)/src/true.c; then               \
  81       fail=1;                                           \
  82       mkdir $(bin)                                      \
  83         && ($(write_loser)) > $(bin)/loser              \
  84         && chmod a+x $(bin)/loser                       \
  85         && for i in $(built_programs); do               \
  86                case $$i in                              \
  87                  rm|expr|basename|echo|sort|ls|tr);;    \
  88                  cat|dirname|mv|wc);;                   \
  89                  *) ln $(bin)/loser $(bin)/$$i;;        \
  90                esac;                                    \
  91              done                                       \
  92           && ln -sf ../src/true $(bin)/false            \
  93           && PATH=`pwd`/$(bin)$(PATH_SEPARATOR)$$PATH   \
  94                 $(MAKE) -C tests check                  \
  95           && { test -d gnulib-tests                     \
  96                  && $(MAKE) -C gnulib-tests check       \
  97                  || :; }                                \
  98           && rm -rf $(bin)                              \
  99           && fail=0;                                    \
 100     else                                                \
 101       fail=0;                                           \
 102     fi;                                                 \
 103     test $$fail = 1 && exit 1 || :;                     \
 104   }
 105 endef
 106
 107 # Use -Wformat -Werror to detect format-string/arg-list mismatches.
 108 # Also, check for shadowing problems with -Wshadow, and for pointer
 109 # arithmetic problems with -Wpointer-arith.
 110 # These CFLAGS are pretty strict.  If you build this target, you probably
 111 # have to have a recent version of gcc and glibc headers.
 112 # The hard-linking for-loop below ensures that there is a bin/ directory
 113 # full of all of the programs under test (except the ones that are required
 114 # for basic Makefile rules), all symlinked to the just-built "false" program.
 115 # This is to ensure that if ever a test neglects to make PATH include
 116 # the build srcdir, these always-failing programs will run.
 117 # Otherwise, it is too easy to test the wrong programs.
 118 # Note that "false" itself is a symlink to true, so it too will malfunction.
 119 ALL_RECURSIVE_TARGETS += my-distcheck
 120 my-distcheck: $(DIST_ARCHIVES) $(local-check)
 121         $(MAKE) syntax-check
 122         $(MAKE) check
 123         -rm -rf $(t)
 124         mkdir -p $(t)
 125         GZIP=$(GZIP_ENV) $(AMTAR) -C $(t) -zxf $(distdir).tar.gz
 126         cd $(t)/$(distdir)                              \
 127           && ./configure --disable-nls                  \
 128           && $(MAKE) CFLAGS='$(warn_cflags)'            \
 129               AM_MAKEFLAGS='$(null_AM_MAKEFLAGS)'       \
 130           && $(MAKE) dvi                                \
 131           && $(install-transform-check)                 \
 132           && $(my-instcheck)                            \
 133           && $(coreutils-path-check)                    \
 134           && $(MAKE) distclean
 135         (cd $(t) && mv $(distdir) $(distdir).old        \
 136           && $(AMTAR) -zxf - ) < $(distdir).tar.gz
 137         diff -ur $(t)/$(distdir).old $(t)/$(distdir)
 138         -rm -rf $(t)
 139         @echo "========================"; \
 140         echo "$(distdir).tar.gz is ready for distribution"; \
 141         echo "========================"