t/ccnoco-deps.sh

   1 #! /bin/sh
   2 # Copyright (C) 2013-2018 Free Software Foundation, Inc.
   3 #
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 2, or (at your option)
   7 # any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program.  If not, see <https://www.gnu.org/licenses/>.
  16
  17 # Check that dependency tracking can also work with compilers that
  18 # doesn't understand '-c -o', even if the AM_PROG_CC_C_O macro is not
  19 # explicitly called.
  20
  21 required=gcc # For 'cc-no-c-o'.
  22 . test-init.sh
  23
  24 echo '#define myStr "Hello"' > foobar.h
  25
  26 cat > foo.c << 'END'
  27 #include <stdio.h>
  28 #include "foobar.h"
  29 int main (void)
  30 {
  31   printf ("%s\n", myStr);
  32   return 0;
  33 }
  34 END
  35
  36 cat > Makefile.am <<'END'
  37 bin_PROGRAMS = foo
  38 foo_SOURCES = foo.c foobar.h
  39 check-deps: all
  40         test -n '$(DEPDIR)' && test -d '$(DEPDIR)'
  41         ls -l $(DEPDIR)
  42         grep 'stdio\.h' $(DEPDIR)/foo.Po
  43         grep 'foobar\.h' $(DEPDIR)/foo.Po
  44 check-updated: all
  45         is_newest foo$(EXEEXT) foobar.h
  46 END
  47
  48 # We deliberately don't invoke AM_PROG_CC_C_O here.
  49 cat >> configure.ac << 'END'
  50 AC_PROG_CC
  51 AC_OUTPUT
  52 END
  53
  54 $ACLOCAL
  55 $AUTOCONF
  56 $AUTOMAKE --add-missing
  57
  58 # Make sure the compiler doesn't understand '-c -o'.
  59 CC=$am_testaux_builddir/cc-no-c-o; export CC
  60
  61 ./configure >stdout || { cat stdout; exit 1; }
  62 cat stdout
  63 $EGREP 'understands? -c and -o together.* no$' stdout
  64 grep '^checking dependency style .*\.\.\. gcc' stdout
  65
  66 $MAKE check-deps
  67
  68 if ! cross_compiling; then
  69   ./foo
  70   test "$(./foo)" = Hello
  71 fi
  72
  73 $sleep
  74 echo '#define myStr "Howdy"' > foobar.h
  75 $MAKE check-updated
  76
  77 if ! cross_compiling; then
  78   ./foo
  79   test "$(./foo)" = Howdy
  80 fi
  81
  82 :