diff options
Diffstat (limited to 'bin/automake.in')
| -rw-r--r-- | bin/automake.in | 134 |
1 files changed, 77 insertions, 57 deletions
diff --git a/bin/automake.in b/bin/automake.in index a3a0aa318..355d7ff30 100644 --- a/bin/automake.in +++ b/bin/automake.in @@ -1230,48 +1230,50 @@ sub check_user_variables sub handle_languages () { if (! option 'no-dependencies') - { - # Include auto-dep code. Don't include it if DEP_FILES would - # be empty. - if (keys %extension_seen && keys %dep_files) - { - # Set location of depcomp. - define_variable ('depcomp', - "\$(SHELL) $am_config_aux_dir/depcomp", - INTERNAL); - define_variable ('am__depfiles_maybe', 'depfiles', INTERNAL); - - require_conf_file ("$am_file.am", FOREIGN, 'depcomp'); - - my @deplist = sort keys %dep_files; - # Generate each 'include' individually. Irix 6 make will - # not properly include several files resulting from a - # variable expansion; generating many separate includes - # seems safest. - $output_rules .= "\n"; - foreach my $iter (@deplist) - { - $output_rules .= (subst ('AMDEP_TRUE') - . subst ('am__include') - . ' ' - . subst ('am__quote') - . $iter - . subst ('am__quote') - . "\n"); - } - - # Compute the set of directories to remove in distclean-depend. - my @depdirs = uniq (map { dirname ($_) } @deplist); - $output_rules .= file_contents ('depend', - new Automake::Location, - DEPDIRS => "@depdirs"); - } - } + { + # Include auto-dep code. Don't include it if DEP_FILES would + # be empty. + if (keys %extension_seen && keys %dep_files) + { + my @dep_files = sort keys %dep_files; + # Set location of depcomp. + define_variable ('depcomp', + "\$(SHELL) $am_config_aux_dir/depcomp", + INTERNAL); + define_variable ('am__maybe_remake_depfiles', 'depfiles', INTERNAL); + define_variable ('am__depfiles_remade', "@dep_files", INTERNAL); + $output_rules .= "\n"; + my @dist_rms; + foreach my $depfile (@dep_files) + { + push @dist_rms, "\t-rm -f $depfile"; + # Generate each 'include' directive individually. Several + # make implementations (IRIX 6, Solaris 10, FreeBSD 8) will + # fail to properly include several files resulting from a + # variable expansion. Just Generating many separate includes + # seems thus safest. + $output_rules .= subst ('AMDEP_TRUE') . + subst ('am__include') . + " " . + subst('am__quote') . + $depfile . + subst('am__quote') . + " " . + "# am--include-marker\n"; + } + + require_conf_file ("$am_file.am", FOREIGN, 'depcomp'); + + $output_rules .= file_contents ( + 'depend', new Automake::Location, + 'DISTRMS' => join ("\n", @dist_rms)); + } + } else - { - define_variable ('depcomp', '', INTERNAL); - define_variable ('am__depfiles_maybe', '', INTERNAL); - } + { + define_variable ('depcomp', '', INTERNAL); + define_variable ('am__maybe_remake_depfiles', '', INTERNAL); + } my %done; @@ -1615,9 +1617,9 @@ sub handle_single_transform my $renamed = 0; my ($linker, $object); - # This records whether we've seen a derived source file (e.g. - # yacc output). - my $derived_source = 0; + # This records whether we've seen a derived source file (e.g., yacc + # or lex output). + my $derived_source; # This holds the 'aggregate context' of the file we are # currently examining. If the file is compiled with @@ -1665,17 +1667,36 @@ sub handle_single_transform # Now extract linker and other info. $linker = $lang->linker; - my $this_obj_ext; - if (defined $source_extension) - { - $this_obj_ext = $source_extension; - $derived_source = 1; - } - else - { - $this_obj_ext = $obj; - } - $object = $base . $this_obj_ext; + my $this_obj_ext; + if (defined $source_extension) + { + $this_obj_ext = $source_extension; + $derived_source = 1; + } + else + { + $this_obj_ext = $obj; + $derived_source = 0; + # Don't ever place built object files in $(srcdir), + # even when sources are specified explicitly as (say) + # '$(srcdir)/foo.c' or '$(top_srcdir)/foo.c'. + # See automake bug#13928. + my @d = split '/', $directory; + if (@d > 0 && option 'subdir-objects') + { + my $d = $d[0]; + if ($d eq '$(srcdir)' or $d eq '${srcdir}') + { + shift @d; + } + elsif ($d eq '$(top_srcdir)' or $d eq '${top_srcdir}') + { + $d[0] = '$(top_builddir)'; + } + $directory = join '/', @d; + } + } + $object = $base . $this_obj_ext; if ($have_per_exec_flags) { @@ -1708,8 +1729,7 @@ sub handle_single_transform $renamed = 1; } - # If rewrite said it was ok, put the object into a - # subdir. + # If rewrite said it was ok, put the object into a subdir. if ($directory ne '') { if ($r == LANG_SUBDIR) |