Generate the Unix makefiles by processing templates and replacing

variables, rather than hardcoding the entire Makefile into the script.

1 files changed, 49 insertions, 178 deletions

diff --git a/configure.pl b/configure.pl
index e47870a10..f8d2327f3 100755
--- a/configure.pl
+++ b/configure.pl
@@ -1299,8 +1299,10 @@ sub process_template {
             $line =~ s/@\{var:$name\}/$val/g;
 
             unless($val eq 'no' or $val eq 'false') {
+                $line =~ s/\@\{if:$name (.*)\}/$1/g;
                 $line =~ s/\@\{if:$name (.*) (.*)\}/$1/g;
             } else {
+                $line =~ s/\@\{if:$name (.*)\}//g;
                 $line =~ s/\@\{if:$name (.*) (.*)\}/$2/g;
             }
         }
@@ -1494,17 +1496,9 @@ sub print_unix_makefile {
        $install_root, $header_dir, $lib_dir, $doc_dir,
        $lib_list) = @_;
 
-   my $__TAB__ = "\t";
-
    my $link_to = "-lm";
    foreach my $lib (@$lib_list) { $link_to .= " -l" . $lib; }
 
-   my $lib_flags   = '$(LIB_OPT) $(MACH_OPT) $(LANG_FLAGS) $(WARN_FLAGS)';
-
-   my $libs = '$(STATIC_LIB)';
-   if($make_shared) { $lib_flags .= ' $(SO_OBJ_FLAGS)';
-                      $libs .= ' $(SHARED_LIB)'; }
-
    my $install_user = os_install_info($os, 'install_user');
    my $install_group = os_install_info($os, 'install_group');
 
@@ -1559,187 +1553,64 @@ sub print_unix_makefile {
 
 ##################### / COMMON CODE (PARTIALLY) ######################
 
-   print_header($makefile, 'Compiler Options');
-   print $makefile <<END_OF_MAKEFILE_HEADER;
-CXX           = $cc
-LIB_OPT       = $lib_opt
-CHECK_OPT     = $check_opt
-MACH_OPT      = $mach_opt
-LANG_FLAGS    = $lang_flags
-WARN_FLAGS    = $warn_flags
-SO_OBJ_FLAGS  = $so_obj
-SO_LINK_CMD   = $so_link
-LINK_TO       = $link_to
-
-END_OF_MAKEFILE_HEADER
-
-   print_header($makefile, 'Version Numbers');
-   print $makefile <<END_OF_VERSIONS;
-MAJOR         = $MAJOR_VERSION
-MINOR         = $MINOR_VERSION
-PATCH         = $PATCH_VERSION
-
-VERSION       = \$(MAJOR).\$(MINOR).\$(PATCH)
-
-END_OF_VERSIONS
-
-   print_header($makefile, 'Installation Settings');
-   print $makefile <<END_OF_INSTALL_SETTINGS;
-INSTALLROOT   = $install_root
-
-BINDIR        = \$(INSTALLROOT)/bin
-LIBDIR        = \$(INSTALLROOT)/$lib_dir
-HEADERDIR     = \$(INSTALLROOT)/$header_dir/botan
-DOCDIR        = \$(INSTALLROOT)/$doc_dir/Botan-\$(VERSION)
-
-OWNER         = $install_user
-GROUP         = $install_group
-DATA_MODE     = 644
-EXEC_MODE     = 755
-
-CONFIG_SCRIPT = botan-config
-
-END_OF_INSTALL_SETTINGS
-
-   print_header($makefile, 'Aliases for Common Programs');
-   print $makefile <<END_OF_COMMAND_ALIASES;
-AR               = $ar_command
-CD               = \@cd
-ECHO             = \@echo
-INSTALL_CMD_EXEC = $install_cmd_exec
-INSTALL_CMD_DATA = $install_cmd_data
-LN               = ln -fs
-MKDIR            = \@mkdir
-MKDIR_INSTALL    = \@umask 022; mkdir -p -m \$(EXEC_MODE)
-RANLIB           = \@ranlib
-RM               = \@rm -f
-RM_R             = \@rm -rf
-
-END_OF_COMMAND_ALIASES
-
-   print_header($makefile, 'File Lists');
-   print $makefile <<END_OF_FILE_LISTS;
-CHECK         = check
-
-DOCS          = $doc_list
-
-HEADERS       = $includes
-
-LIBOBJS       = $lib_obj
-
-CHECKOBJS     = $check_obj
+   sub build_cmds {
+      my ($dir, $flags, $obj_suffix, %files) = @_;
+      my $output = '';
 
-LIB_FLAGS     = $lib_flags
-CHECK_FLAGS   = \$(CHECK_OPT) \$(LANG_FLAGS) \$(WARN_FLAGS)
-
-LIBRARIES     = $libs
-
-LIBNAME       = libbotan
-STATIC_LIB    = \$(LIBNAME).$static_lib_suffix
-
-END_OF_FILE_LISTS
-
-   if($make_shared) {
-       print $makefile <<END_OF_SHARED_LIB_DECL;
-SHARED_LIB    = \$(LIBNAME)-\$(MAJOR).\$(MINOR).\$(PATCH).$so_suffix
-SONAME        = \$(LIBNAME)-\$(MAJOR).\$(MINOR).\$(PATCH).$so_suffix
-
-SYMLINK       = \$(LIBNAME).$so_suffix
-
-END_OF_SHARED_LIB_DECL
-   }
-
-   print $makefile "all: \$(LIBRARIES)\n\n";
-   print_header($makefile, 'Build Commands');
-
-   sub print_build_cmds {
-      my ($fh, $dir, $flags, $obj_suffix, %files) = @_;
       foreach (sort keys %files) {
          my $src_file = File::Spec->catfile ($files{$_}, $_);
          my $obj_file = File::Spec->catfile ($dir, $_);
          $obj_file =~ s/\.cpp$/.$obj_suffix/;
          $obj_file =~ s/\.s$/.$obj_suffix/;
          $obj_file =~ s/\.S$/.$obj_suffix/;
-         print $fh "$obj_file: $src_file\n",
+         $output .= "$obj_file: $src_file\n" .
             "\t\$(CXX) -I$BUILD_INCLUDE_DIR $flags -c \$? -o \$@\n\n";
       }
+      return $output;
    }
 
-   print_build_cmds($makefile, $BUILD_LIB_DIR,
-                    '$(LIB_FLAGS)', $obj_suffix, %$src, %added_src);
-
-   print_build_cmds($makefile, $BUILD_CHECK_DIR,
-                    '$(CHECK_FLAGS)', $obj_suffix, %$check);
-
-   print_header($makefile, 'Link Commands');
-
-   print $makefile <<END_OF_LINK_COMMANDS;
-\$(CHECK): \$(LIBRARIES) \$(CHECKOBJS)
-$__TAB__\$(CXX) \$(CHECKOBJS) -L. -lbotan \$(LINK_TO) -o \$(CHECK)
-
-\$(STATIC_LIB): \$(LIBOBJS)
-$__TAB__\$(RM) \$(STATIC_LIB)
-$__TAB__\$(AR) \$(STATIC_LIB) \$(LIBOBJS)
-END_OF_LINK_COMMANDS
-
-   if($use_ranlib) { print $makefile "$__TAB__\$(RANLIB) \$(STATIC_LIB)\n\n"; }
-   else { print $makefile "\n"; }
-
-   if($make_shared) {
-      print $makefile <<END_OF_SO_LINK_COMMAND;
-\$(SHARED_LIB): \$(LIBOBJS)
-$__TAB__\$(SO_LINK_CMD) \$(LINK_TO) \$(LIBOBJS) -o \$(SHARED_LIB)
-$__TAB__\$(LN) \$(SHARED_LIB) \$(SYMLINK)
-
-END_OF_SO_LINK_COMMAND
-    }
-
-   print_header($makefile, 'Fake Targets');
-
-   print $makefile ".PHONY = clean distclean install static";
-   if($make_shared) { print $makefile " shared"; }
-   print $makefile "\n\n";
-
-   print $makefile "static: \$(STATIC_LIB)\n\n";
-   if($make_shared) { print $makefile "shared: \$(SHARED_LIB)\n\n"; }
-
-   print $makefile <<END_OF_FAKE_TARGETS;
-clean:
-$__TAB__\$(RM_R) $BUILD_LIB_DIR/* $BUILD_CHECK_DIR/*
-$__TAB__\$(RM) \$(LIBRARIES) \$(SYMLINK) \$(CHECK)
-
-distclean: clean
-$__TAB__\$(RM_R) $BUILD_DIR
-$__TAB__\$(RM) $MAKE_FILE \$(CONFIG_SCRIPT)
-
-END_OF_FAKE_TARGETS
-
-   print $makefile <<END_OF_INSTALL_SCRIPTS;
-install: \$(LIBRARIES)
-$__TAB__\$(ECHO) "Installing Botan into \$(INSTALLROOT)... "
-$__TAB__\$(MKDIR_INSTALL) \$(DOCDIR)
-$__TAB__\$(MKDIR_INSTALL) \$(HEADERDIR)
-$__TAB__\$(MKDIR_INSTALL) \$(LIBDIR)
-$__TAB__\$(MKDIR_INSTALL) \$(BINDIR)
-$__TAB__\@for i in \$(DOCS); do \\
-$__TAB__   \$(INSTALL_CMD_DATA) \$\$i \$(DOCDIR); \\
-$__TAB__ done
-$__TAB__\@for i in \$(HEADERS); do \\
-$__TAB__   \$(INSTALL_CMD_DATA) \$\$i \$(HEADERDIR); \\
-$__TAB__ done
-$__TAB__\@\$(INSTALL_CMD_DATA) \$(STATIC_LIB) \$(LIBDIR)
-$__TAB__\@\$(INSTALL_CMD_EXEC) \$(CONFIG_SCRIPT) \$(BINDIR)
-END_OF_INSTALL_SCRIPTS
-
-   if($make_shared) {
-      print $makefile <<END_OF_SYMLINKS;
-$__TAB__\@\$(INSTALL_CMD_EXEC) \$(SHARED_LIB) \$(LIBDIR)
-$__TAB__\$(CD) \$(LIBDIR); \$(LN) \$(SHARED_LIB) \$(SYMLINK)
-
-END_OF_SYMLINKS
-   }
-   else { print $makefile "\n"; }
-
+   my $lib_build_cmds = build_cmds($BUILD_LIB_DIR, '$(LIB_FLAGS)',
+                                   $obj_suffix, %$src, %added_src);
+   my $check_build_cmds = build_cmds($BUILD_CHECK_DIR, '$(CHECK_FLAGS)',
+                                     $obj_suffix, %$check);
+
+   chomp($lib_build_cmds);
+   chomp($check_build_cmds);
+
+   my $template = 'misc/config/makefile/unix.in';
+   $template = 'misc/config/makefile/unix_shr.in' if($make_shared);
+
+   process_template($template, 'Makefile',
+                    { 'cc' => $cc,
+                      'lib_opt' => $lib_opt,
+                      'check_opt' => $check_opt,
+                      'mach_opt' => $mach_opt,
+                      'lang_flags' => $lang_flags,
+                      'warn_flags' => $warn_flags,
+                      'so_obj_flags' => $so_obj,
+                      'so_link' => $so_link,
+                      'link_to' => $link_to,
+                      'shared' => ($make_shared ? 'yes' : 'no'),
+                      'version_major' => $MAJOR_VERSION,
+                      'version_minor' => $MINOR_VERSION,
+                      'version_patch' => $PATCH_VERSION,
+                      'prefix' => $install_root,
+                      'libdir' => $lib_dir,
+                      'includedir' => $header_dir,
+                      'docdir' => $doc_dir,
+                      'install_user' => $install_user,
+                      'install_group' => $install_group,
+                      'ar_command' => $ar_command,
+                      'install_cmd_exec' => $install_cmd_exec,
+                      'install_cmd_data' => $install_cmd_data,
+                      'doc_files' => $doc_list,
+                      'include_files' => $includes,
+                      'lib_objs' => $lib_obj,
+                      'check_objs' => $check_obj,
+                      'lib_build_cmds' => $lib_build_cmds,
+                      'check_build_cmds' => $check_build_cmds,
+                      'so_suffix' => $so_suffix,
+                      'build' => $BUILD_DIR });
 }
 
 ##################################################