## descrip.mms to build OpenSSL on OpenVMS
##
## {- join("\n## ", @autowarntext) -}
{-
  use File::Spec::Functions qw/:DEFAULT abs2rel rel2abs/;
  use File::Basename;

  # Our prefix, claimed when speaking with the VSI folks Tuesday
  # January 26th 2016
  our $osslprefix = 'OSSL$';
  (our $osslprefix_q = $osslprefix) =~ s/\$/\\\$/;

  our $sover_dirname = sprintf "%02d%02d", split(/\./, $config{shlib_version_number});
  our $osslver = sprintf "%02d%02d", split(/\./, $config{version});

  our $sourcedir = $config{sourcedir};
  our $builddir = $config{builddir};
  sub sourcefile {
      catfile($sourcedir, @_);
  }
  sub buildfile {
      catfile($builddir, @_);
  }
  sub sourcedir {
      catdir($sourcedir, @_);
  }
  sub builddir {
      catdir($builddir, @_);
  }
  sub tree {
      (my $x = shift) =~ s|\]$|...]|;
      $x
  }
  sub move {
      my $f = catdir(@_);
      my $b = abs2rel(rel2abs("."),rel2abs($f));
      $sourcedir = catdir($b,$sourcedir)
          if !file_name_is_absolute($sourcedir);
      $builddir = catdir($b,$builddir)
          if !file_name_is_absolute($builddir);
      "";
  }

  # Because we need to make two computations of these data,
  # we store them in arrays for reuse
  our @libs =
      map { (my $x = $_) =~ s/\.a$//; $x }
      @{$unified_info{libraries}};
  our @shlibs =
      map { $unified_info{sharednames}->{$_} || () }
      grep(!/\.a$/, @{$unified_info{libraries}});
  our @install_libs =
      map { (my $x = $_) =~ s/\.a$//; $x }
      @{$unified_info{install}->{libraries}};
  our @install_shlibs =
      map { $unified_info{sharednames}->{$_} || () }
      grep(!/\.a$/, @{$unified_info{install}->{libraries}});

  # This is a horrible hack, but is needed because recursive inclusion of files
  # in different directories does not work well with HP C.
  my $sd = sourcedir("crypto", "async", "arch");
  foreach (grep /\[\.crypto\.async\.arch\].*\.o$/, keys %{$unified_info{sources}}) {
      (my $x = $_) =~ s|\.o$|.OBJ|;
      $unified_info{before}->{$x}
          = qq(arch_include = F\$PARSE("$sd","A.;",,,"SYNTAX_ONLY") - "A.;"
        define arch 'arch_include');
      $unified_info{after}->{$x}
          = qq(deassign arch);
  }
  my $sd1 = sourcedir("ssl","record");
  my $sd2 = sourcedir("ssl","statem");
  my @ssl_locl_users = grep(/^\[\.(?:ssl\.(?:record|statem)|test)\].*\.o$/,
                            keys %{$unified_info{sources}});
  foreach (@ssl_locl_users) {
      (my $x = $_) =~ s|\.o$|.OBJ|;
      $unified_info{before}->{$x}
          = qq(record_include = F\$PARSE("$sd1","A.;",,,"SYNTAX_ONLY") - "A.;"
        define record 'record_include'
        statem_include = F\$PARSE("$sd2","A.;",,,"SYNTAX_ONLY") - "A.;"
        define statem 'statem_include');
      $unified_info{after}->{$x}
          = qq(deassign statem
        deassign record);
  }
  # This makes sure things get built in the order they need
  # to. You're welcome.
  sub dependmagic {
      my $target = shift;

      return "$target : build_generated\n\t\pipe \$(MMS) \$(MMSQUALIFIERS) depend && \$(MMS) \$(MMSQUALIFIERS) _$target\n_$target";
  }
  #use Data::Dumper;
  #print STDERR "DEBUG: before:\n", Dumper($unified_info{before});
  #print STDERR "DEBUG: after:\n", Dumper($unified_info{after});
  "";
-}
PLATFORM={- $config{target} -}
OPTIONS={- $config{options} -}
CONFIGURE_ARGS=({- join(", ",quotify_l(@{$config{perlargv}})) -})
SRCDIR={- $config{sourcedir} -}
BLDDIR={- $config{builddir} -}

# Allow both V and VERBOSE to indicate verbosity.  This only applies
# to testing.
VERBOSE=$(V)

VERSION={- $config{version} -}
MAJOR={- $config{major} -}
MINOR={- $config{minor} -}
SHLIB_VERSION_NUMBER={- $config{shlib_version_number} -}
SHLIB_VERSION_HISTORY={- $config{shlib_version_history} -}
SHLIB_MAJOR={- $config{shlib_major} -}
SHLIB_MINOR={- $config{shlib_minor} -}
SHLIB_TARGET={- $target{shared_target} -}

EXE_EXT=.EXE
LIB_EXT=.OLB
SHLIB_EXT=.EXE
OBJ_EXT=.OBJ
DEP_EXT=.D

LIBS={- join(", ", map { "-\n\t".$_.".OLB" } @libs) -}
SHLIBS={- join(", ", map { "-\n\t".$_.".EXE" } @shlibs) -}
ENGINES={- join(", ", map { "-\n\t".$_.".EXE" } @{$unified_info{engines}}) -}
PROGRAMS={- join(", ", map { "-\n\t".$_.".EXE" } @{$unified_info{programs}}) -}
SCRIPTS={- join(", ", map { "-\n\t".$_ } @{$unified_info{scripts}}) -}
{- output_off() if $disabled{makedepend}; "" -}
DEPS={- our @deps = map { (my $x = $_) =~ s|\.o$|\$(DEP_EXT)|; $x; }
                    grep { $unified_info{sources}->{$_}->[0] =~ /\.c$/ }
                    keys %{$unified_info{sources}};
        join(", ", map { "-\n\t".$_ } @deps); -}
{- output_on() if $disabled{makedepend}; "" -}
GENERATED_MANDATORY={- join(", ", map { "-\n\t".$_ } @{$unified_info{depends}->{""}} ) -}
GENERATED={- # common0.tmpl provides @generated
             join(", ", map { (my $x = $_) =~ s|\.[sS]$|.asm|; "-\n\t".$x }
                        @generated) -}

INSTALL_LIBS={- join(", ", map { "-\n\t".$_.".OLB" } @install_libs) -}
INSTALL_SHLIBS={- join(", ", map { "-\n\t".$_.".EXE" } @install_shlibs) -}
INSTALL_ENGINES={- join(", ", map { "-\n\t".$_.".EXE" } @{$unified_info{install}->{engines}}) -}
INSTALL_PROGRAMS={- join(", ", map { "-\n\t".$_.".EXE" } @{$unified_info{install}->{programs}}) -}
{- output_off() if $disabled{apps}; "" -}
MISC_SCRIPTS=[.apps]CA.pl, [.apps]tsget.pl
{- output_on() if $disabled{apps}; "" -}

APPS_OPENSSL={- use File::Spec::Functions;
                catfile("apps","openssl") -}

# DESTDIR is for package builders so that they can configure for, say,
# SYS$COMMON:[OPENSSL] and yet have everything installed in STAGING:[USER].
# In that case, configure with --prefix=SYS$COMMON:[OPENSSL] and then run
# MMS with /MACROS=(DESTDIR=STAGING:[USER]).  The result will end up in
# STAGING:[USER.OPENSSL].
# Normally it is left empty.
DESTDIR=

# Do not edit this manually. Use Configure --prefix=DIR to change this!
INSTALLTOP={- our $installtop =
                  catdir($config{prefix}) || "SYS\$COMMON:[OPENSSL]";
              $installtop -}
SYSTARTUP={- catdir($installtop, '[.SYS$STARTUP]'); -}
# This is the standard central area to store certificates, private keys...
OPENSSLDIR={- catdir($config{openssldir}) or
              $config{prefix} ? catdir($config{prefix},"COMMON")
                              : "SYS\$COMMON:[OPENSSL-COMMON]" -}
# The same, but for C
OPENSSLDIR_C={- $osslprefix -}DATAROOT:[000000]
# Where installed engines reside, for C
ENGINESDIR_C={- $osslprefix -}ENGINES{- $sover_dirname.$target{pointer_size} -}:

##### User defined commands and flags ################################

CC={- $config{CC} -}
CPP={- $config{CPP} -}
DEFINES={- our $defines1 = join('', map { ",$_" } @{$config{CPPDEFINES}}) -}
INCLUDES={- our $includes1 = join(',', @{$config{CPPINCLUDES}}) -}
CPPFLAGS={- our $cppflags1 = join('', @{$config{CPPFLAGS}}) -}
CFLAGS={- join('', @{$config{CFLAGS}}) -}
LDFLAGS={- join('', @{$config{LFLAGS}}) -}
EX_LIBS={- join('', map { ",$_" } @{$config{LDLIBS}}) -}

PERL={- $config{PERL} -}

AS={- $config{AS} -}
ASFLAGS={- join(' ', @{$config{ASFLAGS}}) -}

##### Special command flags ##########################################

ASOUTFLAG={- $target{asoutflag} -}$(OSSL_EMPTY)

##### Project flags ##################################################

# Variables starting with CNF_ are common variables for all product types

CNF_ASFLAGS={- join('', $target{asflags} || (),
                        @{$config{asflags}}) -}
CNF_DEFINES={- our $defines2 = join('', map { ",$_" } @{$target{defines}},
                                                      @{$config{defines}}) -}
CNF_INCLUDES={- our $includes2 = join(',', @{$target{includes}},
                                           @{$config{includes}}) -}
CNF_CPPFLAGS={- our $cppflags2 = join('', $target{cppflags} || (),
                                          @{$config{cppflags}}) -}
CNF_CFLAGS={- join('', $target{cflags} || (),
                       @{$config{cflags}}) -}
CNF_CXXFLAGS={- join('', $target{cxxflags} || (),
                         @{$config{cxxflags}}) -}
CNF_LDFLAGS={- join('', $target{lflags} || (),
                        @{$config{lflags}}) -}
CNF_EX_LIBS={- join('', map{ ",$_" } @{$target{ex_libs}},
                                     @{$config{ex_libs}}) -}

# Variables starting with LIB_ are used to build library object files
# and shared libraries.
# Variables starting with DSO_ are used to build DSOs and their object files.
# Variables starting with BIN_ are used to build programs and their object
# files.

LIB_ASFLAGS={- join(' ', $target{lib_asflags} || (),
                         @{$config{lib_asflags}},
                         '$(CNF_ASFLAGS)', '$(ASFLAGS)') -}
LIB_DEFINES={- our $lib_defines =
               join('', (map { ",$_" } @{$target{lib_defines}},
                                       @{$target{shared_defines}},
                                       @{$config{lib_defines}},
                                       @{$config{shared_defines}}));
               join('', $lib_defines,
                        (map { ",$_" } 'OPENSSLDIR="""$(OPENSSLDIR_C)"""',
                                       'ENGINESDIR="""$(ENGINESDIR_C)"""'),
                        '$(CNF_DEFINES)', '$(DEFINES)') -}
LIB_INCLUDES={- our $lib_includes =
                join(',', @{$target{lib_includes}},
                          @{$target{shared_includes}},
                          @{$config{lib_includes}},
                          @{$config{shared_includes}}) -}
LIB_CPPFLAGS={- our $lib_cppflags =
                join('', $target{lib_cppflags} || (),
                         $target{shared_cppflags} || (),
                         @{$config{lib_cppflags}},
                         @{$config{shared_cppflag}});
                join('', "'qual_includes'",
                         '/DEFINE=(__dummy$(LIB_DEFINES))',
                         $lib_cppflags,
                         '$(CNF_CPPFLAGS)', '$(CPPFLAGS)') -}
LIB_CFLAGS={- join('', $target{lib_cflags} || (),
                       $target{shared_cflag} || (),
                       @{$config{lib_cflags}},
                       @{$config{shared_cflag}},
                       '$(CNF_CFLAGS)', '$(CFLAGS)') -}
LIB_LDFLAGS={- join('', $target{lib_lflags} || (),
                        $target{shared_ldflag} || (),
                        @{$config{lib_lflags}},
                        @{$config{shared_ldflag}},
                        '$(CNF_LDFLAGS)', '$(LDFLAGS)') -}
LIB_EX_LIBS=$(CNF_EX_LIBS)$(EX_LIBS)
DSO_ASFLAGS={- join(' ', $target{dso_asflags} || (),
                         $target{module_asflags} || (),
                         @{$config{dso_asflags}},
                         @{$config{module_asflags}},
                         '$(CNF_ASFLAGS)', '$(ASFLAGS)') -}
DSO_DEFINES={- join('', (map { ",$_" } @{$target{dso_defines}},
                                       @{$target{module_defines}},
                                       @{$config{dso_defines}},
                                       @{$config{module_defines}}),
                        '$(CNF_DEFINES)', '$(DEFINES)') -}
DSO_INCLUDES={- join(',', @{$target{dso_includes}},
                          @{$target{module_includes}},
                          @{$config{dso_includes}},
                          @{$config{module_includes}}) -}
DSO_CPPFLAGS={- join('', "'qual_includes'",
                         '/DEFINE=(__dummy$(DSO_DEFINES))',
                         $target{dso_cppflags} || (),
                         $target{module_cppflags} || (),
                         @{$config{dso_cppflags}},
                         @{$config{module_cppflags}},
                         '$(CNF_CPPFLAGS)', '$(CPPFLAGS)') -}
DSO_CFLAGS={- join('', $target{dso_cflags} || (),
                       $target{module_cflags} || (),
                       @{$config{dso_cflags}},
                       @{$config{module_cflags}},
                       '$(CNF_CFLAGS)', '$(CFLAGS)') -}
DSO_LDFLAGS={- join('', $target{dso_lflags} || (),
                        $target{module_ldflags} || (),
                        @{$config{dso_lflags}},
                        @{$config{module_ldflags}},
                        '$(CNF_LDFLAGS)', '$(LDFLAGS)') -}
DSO_EX_LIBS=$(CNF_EX_LIBS) $(EX_LIBS)
BIN_ASFLAGS={- join(' ', $target{bin_asflags} || (),
                         @{$config{bin_asflags}},
                         '$(CNF_ASFLAGS)', '$(ASFLAGS)') -}
BIN_DEFINES={- join('', (map { ",$_" } @{$target{bin_defines}},
                                       @{$config{bin_defines}}),
                        '$(CNF_DEFINES)', '$(DEFINES)') -}
BIN_INCLUDES={- join(',', @{$target{bin_includes}},
                          @{$config{bin_includes}}) -}
BIN_CPPFLAGS={- join('', "'qual_includes'",
                         '/DEFINE=(__dummy$(DSO_DEFINES))',
                         $target{bin_cppflags} || (),
                         @{$config{bin_cppflag}},
                         '$(CNF_CPPFLAGS)', '$(CPPFLAGS)') -}
BIN_CFLAGS={- join('', $target{bin_cflag} || (),
                       @{$config{bin_cflag}},
                       '$(CNF_CFLAGS)', '$(CFLAGS)') -}
BIN_LDFLAGS={- join('', $target{bin_lflags} || (),
                        @{$config{bin_lflags}} || (),
                        '$(CNF_LDFLAGS)', '$(LDFLAGS)') -}
BIN_EX_LIBS=$(CNF_EX_LIBS) $(EX_LIBS)
NO_INST_LIB_CFLAGS={- join('', $target{no_inst_lib_cflags}
                               // $target{lib_cflags}
                               // (),
                               $target{shared_cflag} || (),
                               @{$config{lib_cflags}},
                               @{$config{shared_cflag}},
                               '$(CNF_CFLAGS)', '$(CFLAGS)') -}
NO_INST_DSO_CFLAGS={- join('', $target{no_inst_lib_cflags}
                               // $target{lib_cflags}
                               // (),
                               $target{dso_cflags} || (),
                               @{$config{lib_cflags}},
                               @{$config{dso_cflags}},
                               '$(CNF_CFLAGS)', '$(CFLAGS)') -}
NO_INST_BIN_CFLAGS={- join('', $target{no_inst_bin_cflags}
                               // $target{bin_cflags}
                               // (),
                               @{$config{bin_cflags}},
                               '$(CNF_CFLAGS)', '$(CFLAGS)') -}

PERLASM_SCHEME={- $target{perlasm_scheme} -}

# CPPFLAGS_Q is used for one thing only: to build up buildinf.h
CPPFLAGS_Q={- (my $c = $lib_cppflags.$cppflags2.$cppflags1) =~ s|"|""|g;
              (my $d = $lib_defines.$defines2.$defines1) =~ s|"|""|g;
              my $i = join(',', $lib_includes || (), $includes2 || (),
                                $includes1 || ());
              my $x = $c;
              $x .= "/INCLUDE=($i)" if $i;
              $x .= "/DEFINE=($d)" if $d;
              $x; -}

# .FIRST and .LAST are special targets with MMS and MMK.
# The defines in there are for C.  includes that look like
# this:
#
#    #include <openssl/foo.h>
#    #include "internal/bar.h"
#    #include "crypto/something.h"
#
# will use the logical names to find the files.  Expecting
# DECompHP C to find files in subdirectories of whatever was
# given with /INCLUDE is a fantasy, unfortunately.
NODEBUG=@
.FIRST :
        $(NODEBUG) openssl_inc1 = F$PARSE("[.include.openssl]","A.;",,,"syntax_only") - "A.;"
        $(NODEBUG) openssl_inc2 = F$PARSE("{- catdir($config{sourcedir},"[.include.openssl]") -}","A.;",,,"SYNTAX_ONLY") - "A.;"
        $(NODEBUG) internal_inc1 = F$PARSE("[.include.internal]","A.;",,,"SYNTAX_ONLY") - "A.;"
        $(NODEBUG) internal_inc2 = F$PARSE("{- catdir($config{sourcedir},"[.include.internal]") -}","A.;",,,"SYNTAX_ONLY") - "A.;"
        $(NODEBUG) crypto_inc1 = F$PARSE("[.include.crypto]","A.;",,,"SYNTAX_ONLY") - "A.;"
        $(NODEBUG) crypto_inc2 = F$PARSE("{- catdir($config{sourcedir},"[.include.crypto]") -}","A.;",,,"SYNTAX_ONLY") - "A.;"
        $(NODEBUG) DEFINE openssl 'openssl_inc1','openssl_inc2'
        $(NODEBUG) DEFINE internal 'internal_inc1','internal_inc2'
        $(NODEBUG) DEFINE crypto 'crypto_inc1','crypto_inc2'
        $(NODEBUG) staging_dir = "$(DESTDIR)"
        $(NODEBUG) staging_instdir = ""
        $(NODEBUG) staging_datadir = ""
        $(NODEBUG) IF staging_dir .NES. "" THEN -
                staging_instdir = F$PARSE("A.;",staging_dir,"[]",,"SYNTAX_ONLY")
        $(NODEBUG) IF staging_instdir - "]A.;" .NES. staging_instdir THEN -
                staging_instdir = staging_instdir - "]A.;" + ".OPENSSL-INSTALL]"
        $(NODEBUG) IF staging_instdir - "A.;" .NES. staging_instdir THEN -
                staging_instdir = staging_instdir - "A.;" + "[OPENSSL-INSTALL]"
        $(NODEBUG) IF staging_dir .NES. "" THEN -
                staging_datadir = F$PARSE("A.;",staging_dir,"[]",,"SYNTAX_ONLY")
        $(NODEBUG) IF staging_datadir - "]A.;" .NES. staging_datadir THEN -
                staging_datadir = staging_datadir - "]A.;" + ".OPENSSL-COMMON]"
        $(NODEBUG) IF staging_datadir - "A.;" .NES. staging_datadir THEN -
                staging_datadir = staging_datadir - "A.;" + "[OPENSSL-COMMON]"
        $(NODEBUG) !
        $(NODEBUG) ! Installation logical names
        $(NODEBUG) !
        $(NODEBUG) ! This also creates a few DCL variables that are used for
        $(NODEBUG) ! the "install_msg" target.
        $(NODEBUG) !
        $(NODEBUG) installroot = F$PARSE(staging_instdir,"$(INSTALLTOP)","[]A.;",,"SYNTAX_ONLY,NO_CONCEAL") - ".][000000" - "[000000." - "][" - "]A.;"
        $(NODEBUG) installtop = installroot + ".]"
        $(NODEBUG) dataroot = F$PARSE(staging_datadir,"$(OPENSSLDIR)","[]A.;",,"SYNTAX_ONLY,NO_CONCEAL") - ".][000000" - "[000000." - "][" - "]A.;"
        $(NODEBUG) datatop = dataroot + ".]"
        $(NODEBUG) DEFINE ossl_installroot 'installtop'
        $(NODEBUG) DEFINE ossl_dataroot 'datatop'
        $(NODEBUG) !
        $(NODEBUG) ! Figure out the architecture
        $(NODEBUG) !
        $(NODEBUG) arch = f$edit( f$getsyi( "arch_name"), "upcase")
        $(NODEBUG) !
        $(NODEBUG) ! Set up logical names for the libraries, so LINK and
        $(NODEBUG) ! running programs can use them.
        $(NODEBUG) !
        $(NODEBUG) {- join("\n\t\$(NODEBUG) ", map { "DEFINE ".uc($_)." 'F\$ENV(\"DEFAULT\")'".uc($_)."\$(SHLIB_EXT)" } @shlibs) || "!" -}

.LAST :
        $(NODEBUG) {- join("\n\t\$(NODEBUG) ", map { "DEASSIGN ".uc($_) } @shlibs) || "!" -}
        $(NODEBUG) DEASSIGN ossl_dataroot
        $(NODEBUG) DEASSIGN ossl_installroot
        $(NODEBUG) DEASSIGN crypto
        $(NODEBUG) DEASSIGN internal
        $(NODEBUG) DEASSIGN openssl
.DEFAULT :
        @ ! MMS cannot handle no actions...

# The main targets ###################################################

{- dependmagic('all'); -} : build_libs_nodep, build_engines_nodep, build_programs_nodep
{- dependmagic('build_libs'); -} : build_libs_nodep
{- dependmagic('build_engines'); -} : build_engines_nodep
{- dependmagic('build_programs'); -} : build_programs_nodep

build_generated : $(GENERATED_MANDATORY)
build_libs_nodep : $(LIBS), $(SHLIBS)
build_engines_nodep : $(ENGINES)
build_programs_nodep : $(PROGRAMS), $(SCRIPTS)

# Kept around for backward compatibility
build_apps build_tests : build_programs

# Convenience target to prebuild all generated files, not just the mandatory
# ones
build_all_generated : $(GENERATED_MANDATORY) $(GENERATED)
	@ ! {- output_off() if $disabled{makedepend}; "" -}
	@ WRITE SYS$OUTPUT "Warning: consider configuring with no-makedepend, because if"
	@ WRITE SYS$OUTPUT "         target system doesn't have $(PERL),"
	@ WRITE SYS$OUTPUT "         then make will fail..."
	@ ! {- output_on() if $disabled{makedepend}; "" -}

test : tests
{- dependmagic('tests'); -} : build_programs_nodep, build_engines_nodep
        @ ! {- output_off() if $disabled{tests}; "" -}
        SET DEFAULT [.test]{- move("test") -}
        CREATE/DIR [.test-runs]
        DEFINE SRCTOP {- sourcedir() -}
        DEFINE BLDTOP {- builddir() -}
        DEFINE RESULT_D {- builddir(qw(test test-runs)) -}
        DEFINE OPENSSL_ENGINES {- builddir("engines") -}
        DEFINE OPENSSL_DEBUG_MEMORY "on"
        IF "$(VERBOSE)" .NES. "" THEN DEFINE VERBOSE "$(VERBOSE)"
        $(PERL) {- sourcefile("test", "run_tests.pl") -} $(TESTS)
        DEASSIGN OPENSSL_DEBUG_MEMORY
        DEASSIGN OPENSSL_ENGINES
        DEASSIGN BLDTOP
        DEASSIGN SRCTOP
        SET DEFAULT [-]{- move("..") -}
        @ ! {- if ($disabled{tests}) { output_on(); } else { output_off(); } "" -}
        @ WRITE SYS$OUTPUT "Tests are not supported with your chosen Configure options"
        @ ! {- output_on() if !$disabled{tests}; "" -}

list-tests :
        @ ! {- output_off() if $disabled{tests}; "" -}
        @ DEFINE SRCTOP {- sourcedir() -}
        @ $(PERL) {- sourcefile("test", "run_tests.pl") -} list
        @ DEASSIGN SRCTOP
        @ ! {- if ($disabled{tests}) { output_on(); } else { output_off(); } "" -}
        @ WRITE SYS$OUTPUT "Tests are not supported with your chosen Configure options"
        @ ! {- output_on() if !$disabled{tests}; "" -}

install : install_sw install_ssldirs install_docs install_msg
        @ !

install_msg :
        @ WRITE SYS$OUTPUT ""
        @ WRITE SYS$OUTPUT "######################################################################"
        @ WRITE SYS$OUTPUT ""
        @ IF "$(DESTDIR)" .EQS. "" THEN -
             @{- sourcefile("VMS", "msg_install.com") -} "$(SYSTARTUP)" "{- $osslver -}"
        @ IF "$(DESTDIR)" .NES. "" THEN -
             @{- sourcefile("VMS", "msg_staging.com") -} -
             "''installroot']" "''dataroot']" "$(INSTALLTOP)" "$(OPENSSLDIR)" -
             "$(SYSTARTUP)" "{- $osslver -}"

check_install :
        spawn/nolog @ossl_installroot:[SYSTEST]openssl_ivp{- $osslver -}.com

uninstall : uninstall_docs uninstall_sw

# Because VMS wants the generation number (or *) to delete files, we can't
# use $(LIBS), $(PROGRAMS), $(GENERATED) and $(ENGINES)directly.
libclean :
        {- join("\n\t", map { "- DELETE $_.OLB;*" } @libs) || "@ !" -}
        {- join("\n\t", map { "- DELETE $_.EXE;*,$_.MAP;*" } @shlibs) || "@ !" -}

clean : libclean
        {- join("\n\t", map { "- DELETE $_.EXE;*,$_.OPT;*" } @{$unified_info{programs}}) || "@ !" -}
        {- join("\n\t", map { "- DELETE $_.EXE;*,$_.OPT;*" } @{$unified_info{engines}}) || "@ !" -}
        {- join("\n\t", map { "- DELETE $_;*" } @{$unified_info{scripts}}) || "@ !" -}
        {- join("\n\t", map { "- DELETE $_;*" } @{$unified_info{depends}->{""}}) || "@ !" -}
        {- join("\n\t", map { "- DELETE $_;*" } @generated) || "@ !" -}
        - DELETE [...]*.MAP;*
        - DELETE [...]*.D;*
        - DELETE [...]*.OBJ;*,*.LIS;*
        - DELETE []CXX$DEMANGLER_DB.;*
        - DELETE [.VMS]openssl_startup.com;*
        - DELETE [.VMS]openssl_shutdown.com;*
        - DELETE []vmsconfig.pm;*

distclean : clean
        - DELETE configdata.pm;*
        - DELETE descrip.mms;*

depend : descrip.mms
descrip.mms : FORCE
	@ ! {- output_off() if $disabled{makedepend}; "" -}
	@ $(PERL) {- sourcefile("util", "add-depends.pl") -} "VMS C"
	@ ! {- output_on() if $disabled{makedepend}; "" -}

# Install helper targets #############################################

install_sw : install_dev install_engines install_runtime -
             install_startup install_ivp

uninstall_sw : uninstall_dev uninstall_engines uninstall_runtime -
               uninstall_startup uninstall_ivp

install_docs : install_html_docs

uninstall_docs : uninstall_html_docs

install_ssldirs : check_INSTALLTOP
        - CREATE/DIR/PROT=(S:RWED,O:RWE,G:RE,W:RE) OSSL_DATAROOT:[000000]
        IF F$SEARCH("OSSL_DATAROOT:[000000]CERTS.DIR;1") .EQS. "" THEN -
                CREATE/DIR/PROT=(S:RWED,O:RWE,G:RE,W:RE) OSSL_DATAROOT:[CERTS]
        IF F$SEARCH("OSSL_DATAROOT:[000000]PRIVATE.DIR;1") .EQS. "" THEN -
                CREATE/DIR/PROT=(S:RWED,O:RWE,G,W) OSSL_DATAROOT:[PRIVATE]
        IF F$SEARCH("OSSL_DATAROOT:[000000]MISC.DIR;1") .EQS. "" THEN -
                CREATE/DIR/PROT=(S:RWED,O:RWE,G,W) OSSL_DATAROOT:[MISC]
        COPY/PROT=W:RE $(MISC_SCRIPTS) OSSL_DATAROOT:[MISC]
        @ ! Install configuration file
        COPY/PROT=W:R {- sourcefile("apps", "openssl-vms.cnf") -} -
                ossl_dataroot:[000000]openssl.cnf-dist
        IF F$SEARCH("OSSL_DATAROOT:[000000]openssl.cnf") .EQS. "" THEN -
                COPY/PROT=W:R {- sourcefile("apps", "openssl-vms.cnf") -} -
                        ossl_dataroot:[000000]openssl.cnf
        @ ! Install CTLOG configuration file
        COPY/PROT=W:R {- sourcefile("apps", "ct_log_list.cnf") -} -
                ossl_dataroot:[000000]ct_log_list.cnf-dist
        IF F$SEARCH("OSSL_DATAROOT:[000000]ct_log_list.cnf") .EQS. "" THEN -
                COPY/PROT=W:R {- sourcefile("apps", "ct_log_list.cnf") -} -
                        ossl_dataroot:[000000]ct_log_list.cnf

install_dev : check_INSTALLTOP install_runtime_libs
        @ WRITE SYS$OUTPUT "*** Installing development files"
        @ ! Install header files
        - CREATE/DIR ossl_installroot:[include.openssl]
        COPY/PROT=W:R openssl:*.h ossl_installroot:[include.openssl]
        @ ! Install static (development) libraries
        - CREATE/DIR ossl_installroot:[LIB.'arch']
        {- join("\n        ",
                map { "COPY/PROT=W:R $_.OLB ossl_installroot:[LIB.'arch']" }
                @install_libs) -}

install_engines : check_INSTALLTOP install_runtime_libs build_engines
        @ {- output_off() unless scalar @{$unified_info{engines}}; "" -} !
        @ WRITE SYS$OUTPUT "*** Installing engines"
        - CREATE/DIR ossl_installroot:[ENGINES{- $sover_dirname.$target{pointer_size} -}.'arch']
        {- join("\n        ",
                map { "COPY/PROT=W:RE $_.EXE ossl_installroot:[ENGINES$sover_dirname$target{pointer_size}.'arch']" }
                @{$unified_info{install}->{engines}}) -}
        @ {- output_on() unless scalar @{$unified_info{engines}}; "" -} !

install_runtime : install_programs

install_runtime_libs : check_INSTALLTOP build_libs
        @ {- output_off() if $disabled{shared}; "" -} !
        @ WRITE SYS$OUTPUT "*** Installing shareable images"
        @ ! Install shared (runtime) libraries
        - CREATE/DIR ossl_installroot:[LIB.'arch']
        {- join("\n        ",
                map { "COPY/PROT=W:R $_.EXE ossl_installroot:[LIB.'arch']" }
                @install_shlibs) -}
        @ {- output_on() if $disabled{shared}; "" -} !

install_programs : check_INSTALLTOP install_runtime_libs build_programs
        @ {- output_off() if $disabled{apps}; "" -} !
        @ ! Install the main program
        - CREATE/DIR ossl_installroot:[EXE.'arch']
        COPY/PROT=W:RE [.APPS]openssl.EXE -
                ossl_installroot:[EXE.'arch']openssl{- $osslver -}.EXE
        @ ! {- output_on() if $disabled{apps}; "" -}

install_startup : [.VMS]openssl_startup.com [.VMS]openssl_shutdown.com -
                 [.VMS]openssl_utils.com, check_INSTALLTOP
        - CREATE/DIR ossl_installroot:[SYS$STARTUP]
        COPY/PROT=W:RE [.VMS]openssl_startup.com -
                ossl_installroot:[SYS$STARTUP]openssl_startup{- $osslver -}.com
        COPY/PROT=W:RE [.VMS]openssl_shutdown.com -
                ossl_installroot:[SYS$STARTUP]openssl_shutdown{- $osslver -}.com
        COPY/PROT=W:RE [.VMS]openssl_utils.com -
                ossl_installroot:[SYS$STARTUP]openssl_utils{- $osslver -}.com

install_ivp : [.VMS]openssl_ivp.com check_INSTALLTOP
        - CREATE/DIR ossl_installroot:[SYSTEST]
        COPY/PROT=W:RE [.VMS]openssl_ivp.com -
                ossl_installroot:[SYSTEST]openssl_ivp{- $osslver -}.com

[.VMS]openssl_startup.com : vmsconfig.pm {- sourcefile("VMS", "openssl_startup.com.in") -}
        - CREATE/DIR [.VMS]
        $(PERL) "-I." "-Mvmsconfig" {- sourcefile("util", "dofile.pl") -} -
                {- sourcefile("VMS", "openssl_startup.com.in") -} -
                > [.VMS]openssl_startup.com

[.VMS]openssl_utils.com : vmsconfig.pm {- sourcefile("VMS", "openssl_utils.com.in") -}
        - CREATE/DIR [.VMS]
        $(PERL) "-I." "-Mvmsconfig" {- sourcefile("util", "dofile.pl") -} -
                {- sourcefile("VMS", "openssl_utils.com.in") -} -
                > [.VMS]openssl_utils.com

[.VMS]openssl_shutdown.com : vmsconfig.pm {- sourcefile("VMS", "openssl_shutdown.com.in") -}
        - CREATE/DIR [.VMS]
        $(PERL) "-I." "-Mvmsconfig" {- sourcefile("util", "dofile.pl") -} -
                {- sourcefile("VMS", "openssl_shutdown.com.in") -} -
                > [.VMS]openssl_shutdown.com

[.VMS]openssl_ivp.com : vmsconfig.pm {- sourcefile("VMS", "openssl_ivp.com.in") -}
        - CREATE/DIR [.VMS]
        $(PERL) "-I." "-Mvmsconfig" {- sourcefile("util", "dofile.pl") -} -
                {- sourcefile("VMS", "openssl_ivp.com.in") -} -
                > [.VMS]openssl_ivp.com

vmsconfig.pm : configdata.pm
        OPEN/WRITE/SHARE=READ CONFIG []vmsconfig.pm
        WRITE CONFIG "package vmsconfig;"
        WRITE CONFIG "use strict; use warnings;"
        WRITE CONFIG "use Exporter;"
        WRITE CONFIG "our @ISA = qw(Exporter);"
        WRITE CONFIG "our @EXPORT = qw(%config %target %withargs %unified_info %disabled);"
        WRITE CONFIG "our %config = ("
        WRITE CONFIG "  target => '","{- $config{target} -}","',"
        WRITE CONFIG "  version => '","{- $config{version} -}","',"
        WRITE CONFIG "  shlib_version_number => '","{- $config{shlib_version_number} -}","',"
        WRITE CONFIG "  shlib_major => '","{- $config{shlib_major} -}","',"
        WRITE CONFIG "  shlib_minor => '","{- $config{shlib_minor} -}","',"
        WRITE CONFIG "  no_shared => '","{- $disabled{shared} -}","',"
        WRITE CONFIG "  INSTALLTOP => '$(INSTALLTOP)',"
        WRITE CONFIG "  OPENSSLDIR => '$(OPENSSLDIR)',"
        WRITE CONFIG "  pointer_size => '","{- $target{pointer_size} -}","',"
        WRITE CONFIG ");"
        WRITE CONFIG "our %target = ();"
        WRITE CONFIG "our %disabled = ();"
        WRITE CONFIG "our %withargs = ();"
        WRITE CONFIG "our %unified_info = ();"
        WRITE CONFIG "1;"
        CLOSE CONFIG

install_html_docs : check_INSTALLTOP
        sourcedir = F$PARSE("{- $sourcedir -}A.;","[]") - "]A.;" + ".DOC]"
        $(PERL) {- sourcefile("util", "process_docs.pl") -} -
                --sourcedir='sourcedir' --destdir=ossl_installroot:[HTML] -
                --type=html

check_INSTALLTOP :
        @ IF "$(INSTALLTOP)" .EQS. "" THEN -
                WRITE SYS$ERROR "INSTALLTOP should not be empty"
        @ IF "$(INSTALLTOP)" .EQS. "" THEN -
                EXIT %x10000002

# Helper targets #####################################################

# Developer targets ##################################################

debug_logicals :
        SH LOGICAL/PROC openssl,internal,ossl_installroot,ossl_dataroot

# Building targets ###################################################

configdata.pm : $(SRCDIR)Configure $(SRCDIR)config.com {- join(" ", @{$config{build_file_templates}}, @{$config{build_infos}}, @{$config{conf_files}}) -}
        perl configdata.pm -r
        @ WRITE SYS$OUTPUT "*************************************************"
        @ WRITE SYS$OUTPUT "***                                           ***"
        @ WRITE SYS$OUTPUT "***   Please run the same mms command again   ***"
        @ WRITE SYS$OUTPUT "***                                           ***"
        @ WRITE SYS$OUTPUT "*************************************************"
        @ PIPE ( EXIT %X10000000 )

reconfigure reconf :
	perl configdata.pm -r

{-
  use File::Basename;
  use File::Spec::Functions qw/abs2rel rel2abs catfile catdir/;

  # Helper function to figure out dependencies on libraries
  # It takes a list of library names and outputs a list of dependencies
  sub compute_lib_depends {
      if ($disabled{shared}) {
          return map { $_ =~ /\.a$/ ? $`.".OLB" : $_.".OLB" } @_;
      }
      return map { $_ =~ /\.a$/
                   ? $`.".OLB"
                   : $unified_info{sharednames}->{$_}.".EXE" } @_;
  }

  # Helper function to deal with inclusion directory specs.
  # We have to deal with two things:
  # 1. comma separation and no possibility of trailing comma
  # 2. no inclusion directories given at all
  # 3. long compiler command lines
  # To resolve 1, we need to iterate through the sources of inclusion
  # directories, and only add a comma when needed.
  # To resolve 2, we need to have a variable that will hold the whole
  # inclusion qualifier, or be the empty string if there are no inclusion
  # directories.  That's the symbol 'qual_includes' that's used in CPPFLAGS
  # To resolve 3, we creata a logical name TMP_INCLUDES: to hold the list
  # of inclusion directories.
  #
  # This function returns a list of two lists, one being the collection of
  # commands to execute before the compiler is called, and the other being
  # the collection of commands to execute after.  It takes as arguments the
  # collection of strings to include as directory specs.
  sub includes {
      my @stuff = ( @_ );
      my @before = (
          'qual_includes :=',
      );
      my @after = (
          'DELETE/SYMBOL/LOCAL qual_includes',
      );

      if (scalar @stuff > 0) {
          push @before, 'tmp_includes := '.shift(@stuff);
          while (@stuff) {
              push @before, 'tmp_add := '.shift(@stuff);
              push @before, 'IF tmp_includes .NES. "" .AND. tmp_add .NES. "" THEN tmp_includes = tmp_includes + ","';
              push @before, 'tmp_includes = tmp_includes + tmp_add';
          }
          push @before, "IF tmp_includes .NES. \"\" THEN DEFINE tmp_includes 'tmp_includes'";
          push @before, 'IF tmp_includes .NES. "" THEN qual_includes := /INCLUDE=(tmp_includes:)';
          push @before, 'DELETE/SYMBOL/LOCAL tmp_includes';
          push @before, 'DELETE/SYMBOL/LOCAL tmp_add';
          push @after, 'DEASSIGN tmp_includes:'
      }
      return ([ @before ], [ @after ]);
  }

  sub generatesrc {
      my %args = @_;
      (my $target = $args{src}) =~ s/\.[sS]$/.asm/;
      my $generator = join(" ", @{$args{generator}});
      my $generator_incs = join("", map { ' "-I'.$_.'"' } @{$args{generator_incs}});
      my $deps = join(", -\n\t\t", @{$args{generator_deps}}, @{$args{deps}});

      if ($target !~ /\.asm$/) {
          if ($args{generator}->[0] =~ m|^.*\.in$|) {
	      my $dofile = abs2rel(rel2abs(catfile($config{sourcedir},
                                                   "util", "dofile.pl")),
                                   rel2abs($config{builddir}));
              return <<"EOF";
$target : $args{generator}->[0] $deps
	\$(PERL) "-I\$(BLDDIR)" "-Mconfigdata" $dofile \\
	    "-o$target{build_file}" $generator > \$\@
EOF
	  } else {
              return <<"EOF";
$target : $args{generator}->[0] $deps
	\$(PERL)$generator_incs $generator > \$\@
EOF
	  }
      } else {
          if ($args{generator}->[0] =~ /\.pl$/) {
              $generator = '$(PERL)'.$generator_incs.' '.$generator;
          } elsif ($args{generator}->[0] =~ /\.S$/) {
              $generator = undef;
          } else {
              die "Generator type for $src unknown: $generator\n";
          }

          my $cppflags = {
              lib => '$(LIB_CFLAGS) $(LIB_CPPFLAGS)',
              dso => '$(DSO_CFLAGS) $(DSO_CPPFLAGS)',
              bin => '$(BIN_CFLAGS) $(BIN_CPPFLAGS)'
          } -> {$args{intent}};
          my @incs_cmds = includes({ lib => '$(LIB_INCLUDES)',
                                     dso => '$(DSO_INCLUDES)',
                                     bin => '$(BIN_INCLUDES)' } -> {$args{intent}},
                                   '$(CNF_INCLUDES)',
                                   '$(INCLUDES)',
                                   @{$args{incs}});
          my $incs_on = join("\n\t\@ ", @{$incs_cmds[0]}) || '!';
          my $incs_off = join("\n\t\@ ", @{$incs_cmds[1]}) || '!';
          if (defined($generator)) {
              # If the target is named foo.S in build.info, we want to
              # end up generating foo.s in two steps.
              if ($args{src} =~ /\.S$/) {
                   return <<"EOF";
$target : $args{generator}->[0] $deps
	$generator \$\@-S
        \@ $incs_on
	PIPE \$(CPP) $cppflags \$\@-S | -
             \$(PERL) -ne "/^#(\\s*line)?\\s*[0-9]+\\s+""/ or print" > \$\@-i
        \@ $incs_off
        RENAME \$\@-i \$\@
        DELETE \$\@-S;
EOF
              }
              # Otherwise....
              return <<"EOF";
$target : $args{generator}->[0] $deps
	$generator \$\@
EOF
          }
          return <<"EOF";
$target : $args{generator}->[0] $deps
        \@ $incs_on
        SHOW SYMBOL qual_includes
        PIPE \$(CPP) $cppflags $args{generator}->[0] | -
        \$(PERL) "-ne" "/^#(\\s*line)?\\s*[0-9]+\\s+""/ or print" > \$\@
        \@ $incs_off
EOF
      }
  }

  sub src2obj {
      my %args = @_;
      my @srcs = map { (my $x = $_) =~ s/\.s$/.asm/; $x
                     } ( @{$args{srcs}} );
      (my $obj = $args{obj}) =~ s|\.o$||;
      my $deps = join(", -\n\t\t", @srcs, @{$args{deps}});

      # Because VMS C isn't very good at combining a /INCLUDE path with
      # #includes having a relative directory (like '#include "../foo.h"),
      # the best choice is to move to the first source file's intended
      # directory before compiling, and make sure to write the object file
      # in the correct position (important when the object tree is other
      # than the source tree).
      my $forward = dirname($args{srcs}->[0]);
      my $backward = abs2rel(rel2abs("."), rel2abs($forward));
      my $objd = abs2rel(rel2abs(dirname($obj)), rel2abs($forward));
      my $objn = basename($obj);
      my $srcs =
          join(", ", map { abs2rel(rel2abs($_), rel2abs($forward)) } @srcs);
      my $before = $unified_info{before}->{$obj.".OBJ"} || "\@ !";
      my $after = $unified_info{after}->{$obj.".OBJ"} || "\@ !";

      my $cflags;
      if ($args{installed}) {
          $cflags = { lib => '$(LIB_CFLAGS)',
                      dso => '$(DSO_CFLAGS)',
                      bin => '$(BIN_CFLAGS)' } -> {$args{intent}};
      } else {
          $cflags = { lib => '$(NO_INST_LIB_CFLAGS)',
                      dso => '$(NO_INST_DSO_CFLAGS)',
                      bin => '$(NO_INST_BIN_CFLAGS)' } -> {$args{intent}};
      }
      $cflags .= { lib => '$(LIB_CPPFLAGS)',
		   dso => '$(DSO_CPPFLAGS)',
		   bin => '$(BIN_CPPFLAGS)' } -> {$args{intent}};
      my $asflags = { lib => ' $(LIB_ASFLAGS)',
		      dso => ' $(DSO_ASFLAGS)',
		      bin => ' $(BIN_ASFLAGS)' } -> {$args{intent}};

      my @incs_cmds = includes({ lib => '$(LIB_INCLUDES)',
                                 dso => '$(DSO_INCLUDES)',
                                 bin => '$(BIN_INCLUDES)' } -> {$args{intent}},
                               '$(INCLUDES)',
                               map {
                                   file_name_is_absolute($_)
                                   ? $_ : catdir($backward,$_)
                               } @{$args{incs}});
      my $incs_on = join("\n\t\@ ", @{$incs_cmds[0]}) || '!';
      my $incs_off = join("\n\t\@ ", @{$incs_cmds[1]}) || '!';

      if ($srcs[0] =~ /\.asm$/) {
          return <<"EOF";
$obj.OBJ : $deps
        ${before}
        SET DEFAULT $forward
        \$(AS) $asflags \$(ASOUTFLAG)${objd}${objn}.OBJ $srcs
        SET DEFAULT $backward
        ${after}
        - PURGE $obj.OBJ
EOF
      } elsif ($srcs[0] =~ /.S$/) {
         return <<"EOF";
$obj.OBJ : $deps
        ${before}
        SET DEFAULT $forward
        \@ $incs_on
        PIPE \$(CPP) ${cflags} $srcs | -
             \$(PERL) -ne "/^#(\\s*line)?\\s*[0-9]+\\s+""/ or print" -
             > ${objd}${objn}.asm
        \@ $incs_off
        SET DEFAULT $backward
        ${after}
        \$(AS) $asflags \$(ASOUTFLAG)$obj.OBJ $obj.asm
        - PURGE $obj.OBJ
EOF
      }

      my $depbuild = $disabled{makedepend} ? ""
          : " /MMS=(FILE=${objd}${objn}.D,TARGET=$obj.OBJ)";

      return <<"EOF";
$obj.OBJ : $deps
        ${before}
        SET DEFAULT $forward
        \@ $incs_on
        \$(CC) ${cflags}${depbuild} /OBJECT=${objd}${objn}.OBJ /REPOSITORY=$backward $srcs
        \@ $incs_off
        SET DEFAULT $backward
        ${after}
        - PURGE $obj.OBJ
EOF
  }
  sub libobj2shlib {
      my %args = @_;
      my $lib = $args{lib};
      my $shlib = $args{shlib};
      my $libd = dirname($lib);
      my $libn = basename($lib);
      my @objs = map { (my $x = $_) =~ s|\.o$|.OBJ|; $x }
                 grep { $_ =~ m|\.o$| }
                 @{$args{objs}};
      my @defs = grep { $_ =~ /\.opt$/ } @{$args{objs}};
      my @deps = compute_lib_depends(@{$args{deps}});
      die "More than one symbol vector" if scalar @defs > 1;
      my $deps = join(", -\n\t\t", @defs, @deps);
      my $shlib_target = $disabled{shared} ? "" : $target{shared_target};
      my $translatesyms_pl = abs2rel(rel2abs(catfile($config{sourcedir},
                                                     "VMS", "translatesyms.pl")),
                                     rel2abs($config{builddir}));
      # The "[]" hack is because in .OPT files, each line inherits the
      # previous line's file spec as default, so if no directory spec
      # is present in the current line and the previous line has one that
      # doesn't apply, you're in for a surprise.
      my $write_opt1 =
          join(",-\"\n\t", map { my $x = $_ =~ /\[/ ? $_ : "[]".$_;
                                 "WRITE OPT_FILE \"$x" } @objs).
          "\"";
      my $write_opt2 =
          join("\n\t", map { my $x = $_ =~ /\[/ ? $_ : "[]".$_;
                             $x =~ s|(\.EXE)|$1/SHARE|;
                             $x =~ s|(\.OLB)|$1/LIB|;
                             "WRITE OPT_FILE \"$x\"" } @deps)
          || "\@ !";
      return <<"EOF"
$shlib.EXE : $lib.OLB $deps
        \$(PERL) $translatesyms_pl \$(BLDDIR)CXX\$DEMANGLER_DB. < $defs[0] > $defs[0]-translated
        OPEN/WRITE/SHARE=READ OPT_FILE $lib-components.OPT
        $write_opt1
        $write_opt2
        CLOSE OPT_FILE
        LINK \$(LIB_LDFLAGS)/SHARE=\$\@ $defs[0]-translated/OPT,-
                $lib-components.OPT/OPT \$(LIB_EX_LIBS)
        DELETE $defs[0]-translated;*,$lib-components.OPT;*
        PURGE $shlib.EXE,$shlib.MAP
EOF
        . ($config{target} =~ m|alpha| ? "" : <<"EOF"
        SET IMAGE/FLAGS=(NOCALL_DEBUG) \$\@
EOF
        );
  }
  sub obj2dso {
      my %args = @_;
      my $lib = $args{lib};
      my $libd = dirname($lib);
      my $libn = basename($lib);
      (my $libn_nolib = $libn) =~ s/^lib//;
      my @objs = map { (my $x = $_) =~ s|\.o$|.OBJ|; $x } @{$args{objs}};
      my @deps = compute_lib_depends(@{$args{deps}});
      my $deps = join(", -\n\t\t", @objs, @deps);
      my $shlib_target = $disabled{shared} ? "" : $target{shared_target};
      my $engine_opt = abs2rel(rel2abs(catfile($config{sourcedir},
                                               "VMS", "engine.opt")),
                               rel2abs($config{builddir}));
      # The "[]" hack is because in .OPT files, each line inherits the
      # previous line's file spec as default, so if no directory spec
      # is present in the current line and the previous line has one that
      # doesn't apply, you're in for a surprise.
      my $write_opt1 =
          join(",-\"\n\t", map { my $x = $_ =~ /\[/ ? $_ : "[]".$_;
                                 "WRITE OPT_FILE \"$x" } @objs).
          "\"";
      my $write_opt2 =
          join("\n\t", map { my $x = $_ =~ /\[/ ? $_ : "[]".$_;
                             $x =~ s|(\.EXE)|$1/SHARE|;
                             $x =~ s|(\.OLB)|$1/LIB|;
                             "WRITE OPT_FILE \"$x\"" } @deps)
          || "\@ !";
      return <<"EOF"
$lib.EXE : $deps
        OPEN/WRITE/SHARE=READ OPT_FILE $lib.OPT
        TYPE $engine_opt /OUTPUT=OPT_FILE:
        $write_opt1
        $write_opt2
        CLOSE OPT_FILE
        LINK \$(DSO_LDFLAGS)/SHARE=\$\@ $lib.OPT/OPT \$(DSO_EX_LIBS)
        - PURGE $lib.EXE,$lib.OPT,$lib.MAP
EOF
        . ($config{target} =~ m|alpha| ? "" : <<"EOF"
        SET IMAGE/FLAGS=(NOCALL_DEBUG) \$\@
EOF
        );
  }
  sub obj2lib {
      my %args = @_;
      (my $lib = $args{lib}) =~ s/\.a$//;
      my @objs = map { (my $x = $_) =~ s|\.o$|.OBJ|; $x } @{$args{objs}};
      my $objs = join(", -\n\t\t", @objs);
      my $fill_lib = join("\n\t", (map { "LIBRARY/REPLACE $lib.OLB $_" }
                                   @objs));
      return <<"EOF";
$lib.OLB : $objs
        LIBRARY/CREATE/OBJECT $lib.OLB
        $fill_lib
        - PURGE $lib.OLB
EOF
  }
  sub obj2bin {
      my %args = @_;
      my $bin = $args{bin};
      my $bind = dirname($bin);
      my $binn = basename($bin);
      my @objs = map { (my $x = $_) =~ s|\.o$|.OBJ|; $x } @{$args{objs}};
      my $objs = join(",", @objs);
      my @deps = compute_lib_depends(@{$args{deps}});
      my $deps = join(", -\n\t\t", @objs, @deps);

      my $olb_count = scalar grep(m|\.OLB$|, @deps);
      my $analyse_objs = "@ !";
      if ($olb_count > 0) {
          my $analyse_quals =
              $config{target} =~ m|alpha| ? "/GSD" : "/SECTIONS=SYMTAB";
          $analyse_objs = "- pipe ANALYSE/OBJECT$analyse_quals $objs | SEARCH SYS\$INPUT \"\"\"main\"\"\" ; nomain = \$severity .NE. 1"
      }
      # The "[]" hack is because in .OPT files, each line inherits the
      # previous line's file spec as default, so if no directory spec
      # is present in the current line and the previous line has one that
      # doesn't apply, you're in for a surprise.
      my $write_opt1 =
          join(",-\"\n\t", map { my $x = $_ =~ /\[/ ? $_ : "[]".$_;
                                 "\@ WRITE OPT_FILE \"$x" } @objs).
          "\"";
      my $write_opt2 =
          join("\n\t", map { my @lines = ();
                             my $x = $_ =~ /\[/ ? $_ : "[]".$_;
                             if ($x =~ m|\.EXE$|) {
                                 push @lines, "\@ WRITE OPT_FILE \"$x/SHARE\"";
                             } elsif ($x =~ m|\.OLB$|) {
                                 (my $l = $x) =~ s/\W/_/g;
                                 push @lines,
                                     "\@ IF nomain THEN WRITE OPT_FILE \"$x/LIB\$(INCLUDE_MAIN_$l)\"",
                                     "\@ IF .NOT. nomain THEN WRITE OPT_FILE \"$x/LIB\""
                             }
                             @lines
                           } @deps)
          || "\@ !";
      # The linking commands looks a bit complex, but it's for good reason.
      # When you link, say, foo.obj, bar.obj and libsomething.exe/share, and
      # bar.obj happens to have a symbol that also exists in libsomething.exe,
      # the linker will warn about it, loudly, and will then choose to pick
      # the first copy encountered (the one in bar.obj in this example).
      # On Unix and on Windows, the corresponding maneuvre goes through
      # silently with the same effect.
      # With some test programs, made for checking the internals of OpenSSL,
      # we do this kind of linking deliberately, picking a few specific object
      # files from within [.crypto] or [.ssl] so we can reach symbols that are
      # otherwise unreachable (since the shareable images only exports the
      # symbols listed in [.util]*.num), and then with the shared libraries
      # themselves.  So we need to silence the warning about multiply defined
      # symbols, to mimic the way linking work on Unix and Windows, and so
      # the build isn't interrupted (MMS stops when warnings are signaled,
      # by default), and so someone building doesn't have to worry where it
      # isn't necessary.  If there are other warnings, however, we show them
      # and let it break the build.
      return <<"EOF"
$bin.EXE : $deps
        $analyse_objs
        @ OPEN/WRITE/SHARE=READ OPT_FILE $bin.OPT
        $write_opt1
        $write_opt2
        @ CLOSE OPT_FILE
        TYPE $bin.opt ! For debugging
        - pipe SPAWN/WAIT/NOLOG/OUT=$bin.LINKLOG -
                    LINK \$(BIN_LDFLAGS)/EXEC=\$\@ $bin.OPT/OPT \$(BIN_EX_LIBS) ; -
               link_status = \$status ; link_severity = link_status .AND. 7
        @ search_severity = 1
        -@ IF link_severity .EQ. 0 THEN -
                pipe SEARCH $bin.LINKLOG "%","-"/MATCH=AND | -
                     SPAWN/WAIT/NOLOG/OUT=NLA0: -
                          SEARCH SYS\$INPUT: "-W-MULDEF,"/MATCH=NOR ; -
                     search_severity = \$severity
        @ ! search_severity is 3 when the last search didn't find any matching
        @ ! string: %SEARCH-I-NOMATCHES, no strings matched
        @ ! If that was the result, we pretend linking got through without
        @ ! fault or warning.
        @ IF search_severity .EQ. 3 THEN link_severity = 1
        @ ! At this point, if link_severity shows that there was a fault
        @ ! or warning, make sure to restore the linking status.
        -@ IF .NOT. link_severity THEN TYPE $bin.LINKLOG
        -@ DELETE $bin.LINKLOG;*
        @ IF .NOT. link_severity THEN SPAWN/WAIT/NOLOG EXIT 'link_status'
        - PURGE $bin.EXE,$bin.OPT
EOF
      . ($config{target} =~ m|alpha| ? "" : <<"EOF"
        SET IMAGE/FLAGS=(NOCALL_DEBUG) \$\@
EOF
        );
  }
  sub in2script {
      my %args = @_;
      my $script = $args{script};
      return "" if grep { $_ eq $script } @{$args{sources}}; # No overwrite!
      my $sources = join(" ", @{$args{sources}});
      my $dofile = abs2rel(rel2abs(catfile($config{sourcedir},
                                           "util", "dofile.pl")),
                           rel2abs($config{builddir}));
      return <<"EOF";
$script : $sources
        \$(PERL) "-I\$(BLDDIR)" "-Mconfigdata" $dofile -
	    "-o$target{build_file}" $sources > $script
        SET FILE/PROT=(S:RWED,O:RWED,G:RE,W:RE) $script
        PURGE $script
EOF
  }
  ""    # Important!  This becomes part of the template result.
-}