Windows makefile: handle the case with space in source directory

This applies when building out-of-source.

RT#4486

NOTE: we can't do the same for Unix, as Unix make doesn't handle this
type of issue.  Also, directory specs are much less likely to have
spaces on Unix...

Reviewed-by: Matt Caswell <matt@openssl.org>
diff --git a/Configurations/windows-makefile.tmpl b/Configurations/windows-makefile.tmpl
index 454f2ed..9a8109f 100644
--- a/Configurations/windows-makefile.tmpl
+++ b/Configurations/windows-makefile.tmpl
@@ -161,7 +161,7 @@
 	set SRCTOP=$(SRCDIR)
 	set BLDTOP=$(BLDDIR)
 	set PERL=$(PERL)
-	$(PERL) $(SRCDIR)\test\run_tests.pl $(TESTS)
+	"$(PERL)" "$(SRCDIR)\test\run_tests.pl" $(TESTS)
 	@rem {- if ($disabled{tests}) { output_on(); } else { output_off(); } "" -}
 	@echo "Tests are not supported with your chosen Configure options"
 	@rem {- output_on() if !$disabled{tests}; "" -}
@@ -169,16 +169,16 @@
 list-tests:
 	@set TOP=$(SRCDIR)
 	@set PERL=$(PERL)
-	@$(PERL) $(SRCDIR)\test\run_tests.pl list
+	@"$(PERL)" "$(SRCDIR)\test\run_tests.pl" list
 
 install: install_sw install_ssldirs install_docs
 
 uninstall: uninstall_docs uninstall_sw
 
 libclean:
-	$(PERL) -e "map { m/(.*)\.dll$$/; unlink glob """$$1.*"""; } @ARGV" $(SHLIBS)
-	$(PERL) -e "map { m/(.*)\.dll$$/; unlink glob """apps/$$1.*"""; } @ARGV" $(SHLIBS)
-	$(PERL) -e "map { m/(.*)\.dll$$/; unlink glob """test/$$1.*"""; } @ARGV" $(SHLIBS)
+	"$(PERL)" -e "map { m/(.*)\.dll$$/; unlink glob """$$1.*"""; } @ARGV" $(SHLIBS)
+	"$(PERL)" -e "map { m/(.*)\.dll$$/; unlink glob """apps/$$1.*"""; } @ARGV" $(SHLIBS)
+	"$(PERL)" -e "map { m/(.*)\.dll$$/; unlink glob """test/$$1.*"""; } @ARGV" $(SHLIBS)
 	-del /Q /F $(LIBS)
 	-del /Q ossl_static.pdb
 
@@ -204,33 +204,33 @@
 uninstall_sw: uninstall_runtime uninstall_engines uninstall_dev
 
 install_docs:
-        $(PERL) $(SRCDIR)\util\process_docs.pl \
+        "$(PERL)" "$(SRCDIR)\util\process_docs.pl" \
                 "--destdir=$(DESTDIR)$(INSTALLTOP)\html" --type=html
 
 uninstall_docs:
 
 install_ssldirs:
-	@$(PERL) $(SRCDIR)\util\mkdir-p.pl "$(DESTDIR)$(OPENSSLDIR)\certs"
-	@$(PERL) $(SRCDIR)\util\mkdir-p.pl "$(DESTDIR)$(OPENSSLDIR)\private"
-	@$(PERL) $(SRCDIR)\util\mkdir-p.pl "$(DESTDIR)$(OPENSSLDIR)\misc"
-	@$(PERL) $(SRCDIR)\util\copy.pl $(SRCDIR)\apps\openssl.cnf \
+	@"$(PERL)" "$(SRCDIR)\util\mkdir-p.pl" "$(DESTDIR)$(OPENSSLDIR)\certs"
+	@"$(PERL)" "$(SRCDIR)\util\mkdir-p.pl" "$(DESTDIR)$(OPENSSLDIR)\private"
+	@"$(PERL)" "$(SRCDIR)\util\mkdir-p.pl" "$(DESTDIR)$(OPENSSLDIR)\misc"
+	@"$(PERL)" "$(SRCDIR)\util\copy.pl" "$(SRCDIR)\apps\openssl.cnf" \
                                        "$(DESTDIR)$(OPENSSLDIR)"
-	@$(PERL) $(SRCDIR)\util\copy.pl $(MISC_SCRIPTS) \
+	@"$(PERL)" "$(SRCDIR)\util\copy.pl" $(MISC_SCRIPTS) \
                                         "$(DESTDIR)$(OPENSSLDIR)\misc"
 
 install_dev:
 	@if "$(INSTALLTOP)"=="" ( echo INSTALLTOP should not be empty & exit 1 )
 	@echo *** Installing development files
-	@$(PERL) $(SRCDIR)\util\mkdir-p.pl "$(DESTDIR)$(INSTALLTOP)\include\openssl"
-	@$(PERL) $(SRCDIR)\util\copy.pl $(SRCDIR)\include\openssl\*.h \
+	@"$(PERL)" "$(SRCDIR)\util\mkdir-p.pl" "$(DESTDIR)$(INSTALLTOP)\include\openssl"
+	@"$(PERL)" "$(SRCDIR)\util\copy.pl" "$(SRCDIR)\include\openssl\*.h" \
 				       "$(DESTDIR)$(INSTALLTOP)\include\openssl"
-	@$(PERL) $(SRCDIR)\util\copy.pl $(BLDDIR)\include\openssl\*.h \
+	@"$(PERL)" "$(SRCDIR)\util\copy.pl" $(BLDDIR)\include\openssl\*.h \
 				       "$(DESTDIR)$(INSTALLTOP)\include\openssl"
-	@$(PERL) $(SRCDIR)\util\mkdir-p.pl "$(DESTDIR)$(INSTALLTOP)\$(LIBDIR)"
-	@$(PERL) $(SRCDIR)\util\copy.pl $(LIBS) \
+	@"$(PERL)" "$(SRCDIR)\util\mkdir-p.pl" "$(DESTDIR)$(INSTALLTOP)\$(LIBDIR)"
+	@"$(PERL)" "$(SRCDIR)\util\copy.pl" $(LIBS) \
 				       "$(DESTDIR)$(INSTALLTOP)\$(LIBDIR)"
 	@if "$(SHLIBS)"=="" \
-	 $(PERL) $(SRCDIR)\util\copy.pl ossl_static.pdb \
+	 "$(PERL)" "$(SRCDIR)\util\copy.pl" ossl_static.pdb \
                                        "$(DESTDIR)$(INSTALLTOP)\$(LIBDIR)"
 
 uninstall_dev:
@@ -238,38 +238,38 @@
 install_engines:
 	@if "$(INSTALLTOP)"=="" ( echo INSTALLTOP should not be empty & exit 1 )
 	@echo *** Installing engines
-	@$(PERL) $(SRCDIR)\util\mkdir-p.pl "$(DESTDIR)$(ENGINESDIR)"
+	@"$(PERL)" "$(SRCDIR)\util\mkdir-p.pl" "$(DESTDIR)$(ENGINESDIR)"
 	@if not "$(ENGINES)"=="" \
-	 $(PERL) $(SRCDIR)\util\copy.pl $(ENGINES) "$(DESTDIR)$(ENGINESDIR)"
+	 "$(PERL)" "$(SRCDIR)\util\copy.pl" $(ENGINES) "$(DESTDIR)$(ENGINESDIR)"
 	@if not "$(ENGINES)"=="" \
-	 $(PERL) $(SRCDIR)\util\copy.pl $(ENGINEPDBS) "$(DESTDIR)$(ENGINESDIR)"
+	 "$(PERL)" "$(SRCDIR)\util\copy.pl" $(ENGINEPDBS) "$(DESTDIR)$(ENGINESDIR)"
 
 uninstall_engines:
 
 install_runtime:
 	@if "$(INSTALLTOP)"=="" ( echo INSTALLTOP should not be empty & exit 1 )
 	@echo *** Installing runtime files
-	@$(PERL) $(SRCDIR)\util\mkdir-p.pl "$(DESTDIR)$(INSTALLTOP)\bin"
+	@"$(PERL)" "$(SRCDIR)\util\mkdir-p.pl" "$(DESTDIR)$(INSTALLTOP)\bin"
 	@if not "$(SHLIBS)"=="" \
-	 $(PERL) $(SRCDIR)\util\copy.pl $(SHLIBS) "$(DESTDIR)$(INSTALLTOP)\bin"
+	 "$(PERL)" "$(SRCDIR)\util\copy.pl" $(SHLIBS) "$(DESTDIR)$(INSTALLTOP)\bin"
 	@if not "$(SHLIBS)"=="" \
-	 $(PERL) $(SRCDIR)\util\copy.pl $(SHLIBPDBS) \
+	 "$(PERL)" "$(SRCDIR)\util\copy.pl" $(SHLIBPDBS) \
                                         "$(DESTDIR)$(INSTALLTOP)\bin"
-	@$(PERL) $(SRCDIR)\util\copy.pl $(PROGRAMS) \
+	@"$(PERL)" "$(SRCDIR)\util\copy.pl" $(PROGRAMS) \
                                         "$(DESTDIR)$(INSTALLTOP)\bin"
-	@$(PERL) $(SRCDIR)\util\copy.pl $(PROGRAMPDBS) \
+	@"$(PERL)" "$(SRCDIR)\util\copy.pl" $(PROGRAMPDBS) \
                                         "$(DESTDIR)$(INSTALLTOP)\bin"
-	@$(PERL) $(SRCDIR)\util\copy.pl $(BIN_SCRIPTS) \
+	@"$(PERL)" "$(SRCDIR)\util\copy.pl" $(BIN_SCRIPTS) \
                                         "$(DESTDIR)$(INSTALLTOP)\bin"
 
 uninstall_runtime:
 
 # Building targets ###################################################
 
-configdata.pm: {- $config{build_file_template} -} $(SRCDIR)\Configure
+configdata.pm: "{- $config{build_file_template} -}" "$(SRCDIR)\Configure"
 	@echo "Detected changed: $?"
 	@echo "Reconfiguring..."
-	$(PERL) $(SRCDIR)\Configure reconf
+	"$(PERL)" "$(SRCDIR)\Configure" reconf
 	@echo "**************************************************"
 	@echo "***                                            ***"
 	@echo "***   Please run the same make command again   ***"
@@ -293,19 +293,20 @@
   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 $incs = join("", map { " /I ".$_ } @{$args{incs}});
-      my $deps = join(" ", @{$args{generator_deps}}, @{$args{deps}});
+      my $generator = '"'.join('" "', @{$args{generator}}).'"';
+      my $generator_incs = join("", map { " -I \"$_\"" } @{$args{generator_incs}});
+      my $incs = join("", map { " /I \"$_\"" } @{$args{incs}});
+      my $deps = @{$args{deps}} ?
+          '"'.join('" "', @{$args{generator_deps}}, @{$args{deps}}).'"' : '';
 
       if ($target !~ /\.asm$/) {
           return <<"EOF";
-$target: $args{generator}->[0] $deps
-	\$(PERL)$generator_incs $generator > \$@
+$target: "$args{generator}->[0]" $deps
+	"\$(PERL)"$generator_incs $generator > \$@
 EOF
       } else {
           if ($args{generator}->[0] =~ /\.pl$/) {
-              $generator = '$(PERL)'.$generator_incs.' '.$generator;
+              $generator = '"$(PERL)"'.$generator_incs.' '.$generator;
           } elsif ($args{generator}->[0] =~ /\.S$/) {
               $generator = undef;
           } else {
@@ -317,7 +318,7 @@
               # end up generating foo.s in two steps.
               if ($args{src} =~ /\.S$/) {
                    return <<"EOF";
-$target: $args{generator}->[0] $deps
+$target: "$args{generator}->[0]" $deps
 	set ASM=\$(AS)
 	$generator \$@.S
 	\$(CC) \$(CFLAGS) $incs /EP /C \$@.S > \$@.i && move /Y \$@.i \$@
@@ -326,14 +327,14 @@
               }
               # Otherwise....
               return <<"EOF";
-$target: $args{generator}->[0] $deps
+$target: "$args{generator}->[0]" $deps
 	set ASM=\$(AS)
 	$generator \$@
 EOF
           }
           return <<"EOF";
-$target: $args{generator}->[0] $deps
-	\$(CC) \$(CFLAGS) $incs /EP /C $args{generator}->[0] > \$@.i && move /Y \$@.i \$@
+$target: "$args{generator}->[0]" $deps
+	\$(CC) \$(CFLAGS) $incs /EP /C "$args{generator}->[0]" > \$@.i && move /Y \$@.i \$@
 EOF
       }
   }
@@ -343,12 +344,12 @@
      my $obj = $args{obj};
      my @srcs = map { (my $x = $_) =~ s/\.s$/.asm/; $x
                     } ( @{$args{srcs}} );
-     my $srcs = join(" ",  @srcs);
-     my $deps = join(" ", @srcs, @{$args{deps}});
-     my $incs = join("", map { " /I ".$_ } @{$args{incs}});
+     my $srcs = '"'.join('" "',  @srcs).'"';
+     my $deps = '"'.join('" "', @srcs, @{$args{deps}}).'"';
+     my $incs = join("", map { ' /I "'.$_.'"' } @{$args{incs}});
      unless ($disabled{zlib}) {
          if ($withargs{zlib_include}) {
-             $incs .= " /I ".$withargs{zlib_include};
+             $incs .= ' /I "'.$withargs{zlib_include}.'"';
          }
      }
      my $ecflags = { lib => '$(LIB_CFLAGS)',
@@ -364,7 +365,7 @@
      return <<"EOF"	if (!$disabled{makedepend});
 $obj$depext: $deps
 	\$(CC) \$(CFLAGS) $ecflags$inc /Zs /showIncludes $srcs 2>&1 | \\
-	    \$(PERL) -n << > $obj$depext
+	    "\$(PERL)" -n << > $obj$depext
 chomp;
 s/^Note: including file: *//;
 \$\$collect{\$\$_} = 1;
@@ -404,11 +405,11 @@
 			   rel2abs($config{builddir}));
      my $target = shlib_import($lib);
      return <<"EOF"
-$target: $deps $ordinalsfile $mkdef_pl
-	\$(PERL) $mkdef_pl "$mkdef_key" 32 > $shlib.def
-	\$(PERL) -i.tmp -pe "s|^LIBRARY\\s+${mkdef_key}32|LIBRARY $shlib|;" $shlib.def
+$target: $deps "$ordinalsfile" "$mkdef_pl"
+	"\$(PERL)" "$mkdef_pl" "$mkdef_key" 32 > $shlib.def
+	"\$(PERL)" -i.tmp -pe "s|^LIBRARY\\s+${mkdef_key}32|LIBRARY $shlib|;" $shlib.def
 	DEL $shlib.def.tmp
-	\$(PERL) $mkrc_pl $shlib$shlibext > $shlib.rc
+	"\$(PERL)" "$mkrc_pl" $shlib$shlibext > $shlib.rc
 	\$(RC) \$(RCOUTFLAG)$shlib.res $shlib.rc
 	\$(LD) \$(LDFLAGS) \$(LIB_LDFLAGS) \\
 		/implib:\$@ \$(LDOUTFLAG)$shlib$shlibext /def:$shlib.def @<< || (DEL /Q \$(\@B).* $shlib.* && EXIT 1)
@@ -478,13 +479,13 @@
   sub in2script {
       my %args = @_;
       my $script = $args{script};
-      my $sources = join(" ", @{$args{sources}});
+      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" \\
+	"\$(PERL)" "-I\$(BLDDIR)" -Mconfigdata "$dofile" \\
 	    "-o$target{build_file}" $sources > "$script"
 EOF
   }