-# *** MSUB does some substitutions here ***
-# *** grep for $( ***
#
-# tries to work like mkdependC
+# perl script expect the following variables to be prepended:
#
+# RAWCPP TMPDIR TOP_PWD
+# INSTALL_LIB_DIR INSTALL_DATA_DIR INSTALL_HSLIBS_DIR INSTALLING
+# PROJECTVERSION SED
+#
+# tries to work like mkdependC - capable of dealing with:
+#
+# -literate Haskell code (Bird tracks or Glasgow literate style) (.lhs)
+# -straight Haskell source (.hs)
+# -literate or straight Happy specs (.ly)
+#
# ToDo: strip out all the .h junk
#
($Pgm = $0) =~ s/.*\/([^\/]+)$/\1/;
# Try to guess how to run gcc's CPP directly -------------
-$OrigCpp = '$(RAWCPP)';
+$OrigCpp = ${RAWCPP};
if ( $OrigCpp !~ /(\S+)\s+(.*)/ ) {
$Cpp = $OrigCpp;
} else {
if ( $ENV{'TMPDIR'} ) { # where to make tmp file names
$Tmp_prefix = $ENV{'TMPDIR'} . "/mkdependHS$$";
} else {
- $Tmp_prefix ="$(TMPDIR)/mkdependHS$$";
- $ENV{'TMPDIR'} = '$(TMPDIR)'; # set the env var as well
+ $Tmp_prefix ="${TMPDIR}/mkdependHS$$";
+ $ENV{'TMPDIR'} = "${TMPDIR}"; # set the env var as well
}
#------------------------------------------------------------------------
# $ENV{'GLASGOW_HASKELL_ROOT'} = '/some/absolute/path/name';
if (! $ENV{'GLASGOW_HASKELL_ROOT'}) { # good -- death to environment variables
- $TopPwd = '$(TOP_PWD)';
- $InstLibDirGhc = '$(INSTLIBDIR_GHC)';
- $InstDataDirGhc = '$(INSTDATADIR_GHC)';
+ $TopPwd = ${TOP_PWD};
+ $InstLibDirGhc = ${INSTALL_LIB_DIR};
+ $InstDataDirGhc = ${INSTALL_DATA_DIR};
} else {
$TopPwd = $ENV{'GLASGOW_HASKELL_ROOT'};
- if ('$(INSTLIBDIR_GHC)' =~ /.*(\/lib\/ghc\/\d\.\d\d\/[^-]-[^-]-[^-]\/.*)/) {
+ if (${INSTALL_LIB_DIR} =~ /.*(\/lib\/ghc\/\d\.\d\d\/[^-]+-[^-]+-[^-]+\/.*)/) {
$InstLibDirGhc = $ENV{'GLASGOW_HASKELL_ROOT'} . $1;
} else {
- print STDERR "GLASGOW_HASKELL_ROOT environment variable is set;\nBut can't untangle $(INSTLIBDIR_GHC).\n(Installation error)\n";
+ print STDERR "GLASGOW_HASKELL_ROOT environment variable is set;\nBut can't untangle ${INSTALL_LIB_DIR}.\n(Installation error)\n";
exit(1);
}
- if ('$(INSTDATADIR_GHC)' =~ /.*(\/lib\/ghc\/\d\.\d\d\/.*)/) {
+ if (${INSTAL_DATA_DIR} =~ /.*(\/lib\/ghc\/\d\.\d\d\/.*)/) {
$InstDataDirGhc = $ENV{'GLASGOW_HASKELL_ROOT'} . $2;
} else {
- print STDERR "GLASGOW_HASKELL_ROOT environment variable is set;\nBut can't untangle $(INSTDATADIR_GHC).\n(Installation error)\n";
+ print STDERR "GLASGOW_HASKELL_ROOT environment variable is set;\nBut can't untangle ${INSTALL_DATA_DIR}.\n(Installation error)\n";
exit(1);
}
}
-$Unlit = ( $(INSTALLING) ) ? "$InstLibDirGhc/unlit"
- : "$TopPwd/ghc/utils/unlit/unlit";
+$Unlit = ${UNLIT_PROG};
$Begin_magic_str = "# DO NOT DELETE: Beginning of Haskell dependencies\n";
$End_magic_str = "# DO NOT DELETE: End of Haskell dependencies\n";
$Obj_suffix = 'o';
-$ghc_version_info = int ( $(PROJECTVERSION) * 100 );
+$ghc_version_info = int ( ${PROJECTVERSION} * 100 );
$Import_dirs = '.';
%Syslibs = ();
%LibIfaces = (); # known prelude/syslib ifaces; read from a file
-%Ignore_dirs = (); # directories to considered stable.
+
%IgnoreMe = ();
+# directories to considered stable.
+@Ignore_dirs = split(/:/,${PRELUDE_DIRS});
+
+# ($INSTALLING) ? ("$InstLibDirGhc/imports")
+# : ("$TopPwd/ghc/lib/ghc",
+# "$TopPwd/ghc/lib/required",
+# "$TopPwd/ghc/lib/glaExts",
+# "$TopPwd/ghc/lib/concurrent");
$Haskell_1 = 3; # assume Haskell 1.3. Changed by -fhaskell-1.?
$Include_dirs = '-I.';
&mangle_command_line_args();
-# load up LibIfaces tables:
-&read_MODULES('prelude', 'prelude');
+# set up array of ignored modules
foreach $lib ( @Syslibs ) {
- &read_MODULES('syslib', $lib);
+ local($dir) =
+ ($INSTALLING) ? "${INSTALL_HSLIBS_DIR}/${lib}/imports"
+ : "$TopPwd/hslibs/${lib}/src";
+ push(@Ignore_dirs,$dir);
}
-#print STDERR "libs provide:",(keys %LibIfaces),"\n";
if ( $Status ) {
print stderr $Usage;
# a de-commenter (not implemented);
# builds up @Depend_lines
print STDERR "Here we go for source file: $sf\n" if $Verbose;
- ($bf = $sf) =~ s/\.l?hs$//;
+ ($bf = $sf) =~ s/\.l?(hs|y)$//;
#push(@Depend_lines, "$bf.$Obj_suffix $bf.hi : $sf\n");
push(@Depend_lines, "$bf.$Obj_suffix : $sf\n");
foreach $suff (@File_suffix) {
push(@Depend_lines, "$bf.${suff}_$Obj_suffix : $sf\n");
}
- # if it's a literate file, .lhs, then we de-literatize it:
- if ( $sf !~ /\.lhs$/ ) {
+ # if it's a literate file, .lhs or .ly? (happy specs), then we de-literatize it:
+ if ( $sf !~ /\.l(hs|y)$/ ) {
$file_to_read = $sf;
} else {
$file_to_read = "$Tmp_prefix.hs";
}
&slurp_file_for_imports($file_to_read, $sf);
- if ( $sf =~ /\.lhs$/ ) {
+ if ( $sf =~ /\.l(hs|y)$/ ) {
unlink "$Tmp_prefix.hs";
}
}
# OK, mangle the Makefile
unlink("$Makefile.bak");
-rename($Makefile,"$Makefile.bak");
+
+#
+# If no output file exist as yet, create one.
+#
+if ( ! -f $Makefile.bak ) {
+ system("touch $Makefile.bak");
+} else {
+ rename($Makefile,"$Makefile.bak");
+}
# now copy Makefile.bak into Makefile, rm'ing old dependencies
# and adding the new
open(OMKF,"< $Makefile.bak") || die "$Pgm: can't open $Makefile.bak: $!\n";
$IgnoreMe{$thing} = 'y';
} elsif ( /^-(X|-exclude-directory=)(.*)/ ) {
foreach $d ( split(/:/,&grab_arg_arg($1, $2)) ) {
- $Ignore_dirs{$d} = "$d";
+ push(@Ignore_dirs,"$d");
}
} elsif ( /^--include-module=(.*)/ ) {
local($thing) = &grab_arg_arg($1,$2);
@File_suffix = sort (@File_suffix);
}
-sub read_MODULES {
- local($flavor,$lib) = @_;
-
- local($m_dir) = '';
- if ($flavor eq 'prelude') {
- $m_dir = ( $(INSTALLING) ) ? "$InstDataDirGhc/imports" : "$TopPwd/ghc/lib";
- } else {
- $m_dir = ( $(INSTALLING) ) ? "$InstSysLibDir/$lib" : "$TopPwd/hslibs/$lib";
- }
- local($m_file) = "$m_dir/MODULES";
-
- open(MFILE, "< $m_file") || die "$Pgm: can't open $m_file to read\n";
- while (<MFILE>) {
- chop;
- # strip comments and leading/trailing whitespace
- s/#.*//;
- s/^\s+//;
- s/\s+$//;
- next if /^$/; # nothing left!
-
- $LibIfaces{"$lib:$_"} = 1; # record that this library provides this iface
- }
- close(MFILE);
-}
-
sub grab_arg_arg {
local($option, $rest_of_arg) = @_;
foreach $d ( @Import_dirs ) {
# Check to see if it can be ignored
- print STDERR "Ignore imports from $d\n" if $Verbose && $Ignore_dirs{$d};
- next if $Ignore_dirs{$d};
+ #print STDERR "Ignore imports from $d\n" if $Verbose && $Ignore_dirs{$d};
+ #next if $Ignore_dirs{$d};
opendir(DIR, $d) || die "$Pgm: can't open directory $d\n";
closedir(DIR); # No, don't check the error code
}
- # Add all the modules found in the ignorable directories
+ # Add all the modules
# to the IgnoreMe array before we start scanning for imports.
- foreach $d (keys %Ignore_dirs) {
+ foreach $d (@Ignore_dirs) {
opendir(DIR, $d) || die "$Pgm: can't open directory $d\n";
for ($_ = readdir(DIR); $_; $_ = readdir(DIR)) {
- next unless /(.*)\.(hi|l?hs)$/;
+ next unless /(.*)\.(hi|l?hs|l?y)$/;
#don't tag it twice or overwrite it with a diff. value
next if $IgnoreMe{$1};
print STDERR "Module $d/$1.$2 will be ignored\n" if $Verbose;
# we mangle #include's so they will also leave something
# behind to indicate the dependency on _them_
- # Worth our while to relativise the path or
- # assume it is there in the first place? -- SOF
- #
- print STDERR "/usr/bin/sed -e '/^# *include/{p;s/^# *include/!include/;};s/'\\''//g;s/\"//g' $file_to_read | $Cpp $Include_dirs -I$last_seen_dir @Defines |\n" if $Verbose;
+ print STDERR "${SED} -e '/^# *include/{p;s/^# *include/!include/;};s/'\\''//g;s/\"//g' $file_to_read | $Cpp $Include_dirs -I$last_seen_dir @Defines |\n" if $Verbose;
- open(SRCFILE, "/usr/bin/sed -e '/^# *include/{p;s/^# *include/!include/;};s/'\\''//g;s/\"//g' $file_to_read | $Cpp $Include_dirs -I$last_seen_dir @Defines |")
+ open(SRCFILE, "${SED} -e '/^# *include/{p;s/^# *include/!include/;};s/'\\''//g;s/\"//g' $file_to_read | $Cpp $Include_dirs -I$last_seen_dir @Defines |")
|| die "$Pgm: Can't open $file_to_read: $!\n";
while (<SRCFILE>) {
#
- # inport {-# SOURCE #-} Foo (bar) generates dependencies on the source file only,
+ # import {-# SOURCE #-} Foo (bar) generates dependencies on the source file only,
# the compiler will deal with the absence of Foo.hi by consulting the
- # source for Foo directly.
- #
- # >? import qualified ModuleName | !include "foo"
- #
+ # source for Foo directly. (for dealing with recursive modules).
#
next unless (/^>?\s*(import)(\s+{-#\s*SOURCE\s*#-})?(\s+qualified)?\s+([A-Z][A-Za-z0-9_']*)/ || /^!(include)(\s+)"(\S+)"/);
$todo = $1;
$source = ( $2 ne '') ? 1 : 0;
$modname = $4;
+ next if $modname eq '';
if ($todo eq 'import') {
- if ( $IgnoreMe{$modname} eq 'y' ) {
- $follow_file = '__ignore__';
- } elsif ( $ModuleIn{$modname} ) {
+ if ( $ModuleIn{$modname} ) {
$follow_file = "$ModuleIn{$modname}/$modname.hi";
} else { # hard way
$follow_file
= &find_in_Import_dirs($orig_src_file, $modname, $last_seen_dir );
}
} else {
- if ( $IgnoreMe{$modname} eq 'y' ) {
- $follow_file = '__ignore__';
- } else {
$follow_file
= &find_in_Include_dirs($orig_src_file, $modname, $last_seen_dir);
- }
}
if (! $follow_file) { # it didnae find anything
local($int_file);
$int_file = $follow_file;
- if ( $int_file !~ /\.(l?hs|hi)$/ ) {
+ if ( $int_file !~ /\.(l?hs|hi|l?y)$/ ) {
push(@Depend_lines, "$bf.$Obj_suffix : $int_file\n");
foreach $suff (@File_suffix) {
push(@Depend_lines, "$bf.${suff}_$Obj_suffix : $int_file\n");
} else {
$int_file =~ s/\.l?hs$//;
+ $int_file =~ s/\.l?y$//;
$int_file =~ s/\.hi$//;
local($source_dep);
} elsif ( $source && -f "$int_file.lhs" ) {
$source_dep = "$int_file.lhs";
push(@Depend_lines, "$bf.$Obj_suffix : $source_dep\n");
+ } elsif ( $source && ( -f "$int_file.ly" || -f "$int_file.y" ) ) {
+ $source_dep = "$int_file.hs";
+ push(@Depend_lines, "$bf.$Obj_suffix : $source_dep\n");
} else {
if ( $source ) {
- print STDERR "Warning: could not find source file dependency $int_file.(hs|lhs)\n";
+ print STDERR "Warning: could not find source file dependency $int_file.(hs|lhs|y|ly)\n";
}
push(@Depend_lines, "$bf.$Obj_suffix : $int_file.hi\n");
}
}
}
- $name_to_check = "$import_dir/$modname.hs";
- print STDERR "trying... $name_to_check\n" if $Verbose >= 2; # very verbose
- return($name_to_check) if -f $name_to_check;
-
- $name_to_check = "$import_dir/$modname.lhs";
- print STDERR "trying... $name_to_check\n" if $Verbose >= 2; # very verbose
- return($name_to_check) if -f $name_to_check;
+ for $suff ('hs', 'lhs', 'ly', 'y') {
+ $name_to_check = "$import_dir/$modname.$suff";
+ print STDERR "trying... $name_to_check\n" if $Verbose >= 2; # very verbose
+ return($name_to_check) if -f $name_to_check;
+ }
}
if ($do_magical_check == 1) {
$name_to_check = "$last_seen_dir/$modname.hi";
}
}
- $name_to_check = "$last_seen_dir/$modname.lhs";
- print STDERR "trying... $name_to_check\n" if $Verbose >= 2; # very verbose
- return($name_to_check) if -f $name_to_check;
-
- $name_to_check = "$last_seen_dir/$modname.hs";
- print STDERR "trying... $name_to_check\n" if $Verbose >= 2; # very verbose
- return($name_to_check) if -f $name_to_check;
+ for $suff ('lhs', 'hs', 'ly', 'y') {
+ $name_to_check = "$last_seen_dir/$modname.$suff";
+ print STDERR "trying... $name_to_check\n" if $Verbose >= 2; # very verbose
+ return($name_to_check) if -f $name_to_check;
+ }
}
# OK, maybe it's referring to something in a system library
- foreach $lib ( @Syslibs ) {
- return('__ignore__') if $LibIfaces{"$lib:$modname"};
- }
+ #foreach $lib ( @Syslibs ) {
+ # return('__ignore__') if $LibIfaces{"$lib:$modname"};
+ #}
# Last hope: referring to a Prelude interface
- return('__ignore__') if $LibIfaces{"prelude:$modname"};
+ return('__ignore__') if ( $IgnoreMe{$modname} eq 'y' );
- die "No file `$modname.hi', `$modname.lhs' or `$modname.hs' (reqd from file `$orig_src_file')\namong import directories:\n\t$Import_dirs\n";
+ die "No file `$modname.hi', `$modname.lhs', `$modname.hs' (reqd from file `$orig_src_file')\namong import directories:\n\t$Import_dirs\n";
}
sub find_in_Include_dirs {
projects / ghc-hetmet.git / commitdiff