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- $ !
- $ ! Set up to compile GCC on VAX/VMS
- $ !
- $! Set the def dir to proper place for use in batch. Works for interactive too.
- $flnm = f$enviroment("PROCEDURE") ! get current procedure name
- $set default 'f$parse(flnm,,,"DEVICE")''f$parse(flnm,,,"DIRECTORY")'
- $ !
- $set symbol/scope=(nolocal,noglobal)
- $if f$trnlnm("IFILE$").nes."" then close/noLog ifile$
- $ !
- $ echo = "write sys$output"
- $ !
- $ if f$search("config.h") .nes. "" then delete config.h.*
- $ copy [.config.vax]xm-vms.h []config.h
- $ echo "Linked `config.h' to `[.config.vax]xm-vms.h'.
- $ !
- $ if f$search("tconfig.h") .nes. "" then delete tconfig.h.*
- $ create []tconfig.h
- $DECK
- /* tconfig.h == config.h :: target and host configurations are the same */
- #include "config.h"
- $EOD
- $ echo "Created `tconfig.h'.
- $ !
- $ if f$search("hconfig.h") .nes. "" then delete hconfig.h.*
- $ create []hconfig.h
- $DECK
- /* hconfig.h == config.h :: host and target configurations are the same */
- #include "config.h"
- $EOD
- $ echo "Created `hconfig.h'.
- $ !
- $ if f$search("tm.h") .nes. "" then delete tm.h.*
- $!! copy [.config.vax]vms.h []tm.h
- $ edit/tpu/nojournal/nosection/nodisplay/command=sys$input -
- [.config.vax]vms.h /output=[]tm.h
- $DECK
- !
- ! Copy file, changing lines of the form
- ! #include "vax/*"
- ! into
- ! #include "config-*"
- !
- file := CREATE_BUFFER("file", GET_INFO(COMMAND_LINE, "file_name"));
- targ := LINE_BEGIN & '#include' & SPAN(ASCII(32)+ASCII(9)) & '"vax/';
- rang := CREATE_RANGE(BEGINNING_OF(file), END_OF(file));
- LOOP
- incl := SEARCH_QUIETLY(targ, FORWARD, EXACT, rang);
- EXITIF incl = 0;
- POSITION(BEGINNING_OF(incl));
- ERASE(incl);
- COPY_TEXT('#include "config-');
- rang := CREATE_RANGE(END_OF(incl), END_OF(file));
- ENDLOOP;
- WRITE_FILE(file, GET_INFO(COMMAND_LINE, "output_file"));
- QUIT
- $EOD
- $ echo "Generated `tm.h' from `[.config.vax]vms.h'.
- $ !
- $ !crude hack to allow compiling from [.cp] subdirectory
- $ if f$search("config-vax.h") .nes. "" then delete config-vax.h;*
- $ copy [.config.vax]vax.h []config-vax.h
- $ echo "Linked `config-vax.h' to `[.config.vax]vax.h' for `tm.h'."
- $ !
- $ call make_lang_incl "options.h"
- $ !
- $ call make_lang_incl "specs.h"
- $ !
- $ if f$search("vax.md") .nes. "" then delete vax.md;*
- $ copy [.config.vax]vax.md []vax.md
- $ echo "Copied `vax.md' from `[.config.vax]vax.md'."
- $ !
- $ if f$search("aux-output.c") .nes. "" then delete aux-output.c.*
- $ copy [.config.vax]vax.c []aux-output.c
- $ echo "Linked `aux-output.c' to `[.config.vax]vax.c'.
- $ !
- $!
- $!
- $! Create the file version.opt, which helps identify the executable.
- $!
- $search version.c version_string,"="/match=and/output=t.tmp
- $open ifile$ t.tmp
- $read ifile$ line
- $close ifile$
- $delete t.tmp;
- $ijk=f$locate("""",line)+1
- $line=f$extract(ijk,f$length(line)-ijk,line)
- $ijk=f$locate("""",line)
- $line=f$extract(0,ijk,line)
- $ijk=f$locate("\n",line)
- $line=f$extract(0,ijk,line)
- $!
- $i=0
- $loop:
- $elm=f$element(i," ",line)
- $if elm.eqs."" then goto no_ident
- $if (elm.les."9").and.(elm.ges."0") then goto write_ident
- $i=i+1
- $goto loop
- $!
- $no_ident:
- $elm="?.??"
- $!
- $!
- $write_ident:
- $open ifile$ version.opt/write
- $write ifile$ "ident="+""""+elm+""""
- $close ifile$
- $purge version.opt
- $!
- $!
- $! create linker options files that lists all of the components for all
- $! possible compilers. We do this by editing the file Makefile.in, and
- $! generating the relevant files from it.
- $!
- $!
- $! Make a copy of the makefile if the sources are on a disk that is NFS
- $! mounted on a unix machine.
- $if f$search("Makefile.in").eqs."" .and. f$search("$M$akefile.in").nes."" -
- then copy $M$akefile.in Makefile.in
- $! This should be automated across all front-end subdirectories.
- $! For now, it's hardcoded.
- $if f$search("[.cp]Makefile.in").eqs."" .and. f$search("[.cp]$M$akefile.in").nes."" -
- then copy [.cp]$M$akefile.in [.cp]Makefile.in
- $!
- $!
- $echo "Now processing Makefile.in to generate linker option files."
- $edit/TPU/noJournal/noSection/noDisplay/Command=sys$input: Makefile.in
- !!
- VARIABLE makefile_buf, opt_file_buf, complist_buf, extra_compilers; ! Globals.
-
- !!
- PROCEDURE process_makefile( )
- !
- ! Interpret Makefile.in and subsidiary Make-lang.in templates.
- !
- LOCAL range1, cmark, makefilename;
-
- makefilename := GET_INFO (COMMAND_LINE, 'FILE_NAME'); ! "Makefile.in"
- makefile_buf := CREATE_BUFFER ("makefile", makefilename);
- opt_file_buf := CREATE_BUFFER ("opt_file");
- complist_buf := CREATE_BUFFER ("complist");
- extra_compilers := CREATE_ARRAY;
- !
- SET (NO_WRITE, makefile_buf, ON); ! Used as workspace; don't save it.
- SET (OUTPUT_FILE, complist_buf, "compilers.list");
- !
- ! Make some textual substitutions.
- !
- configure_makefile ();
- !
- ! Collect a list of supported compilers (``COMPILERS=xxx'' macro).
- !
- identify_compilers ();
- !
- ! Plus other known compilers described by Make-lang.in makefile fragments.
- ! Add new entries as needed; args are (target name, subdirectory name).
- !
- additional_compiler ("cc1plus", "cp");
- !
- WRITE_FILE (complist_buf); ! Now save "compilers.list".
- !
- ! Add to this list, as required. The file "Makefile.in" is searched for
- ! a tag that looks like "LINE_BEGIN + 'tag + (optional space) + "="".
- ! The contents are assumed to be a list of object files, and from this
- ! list a VMS linker options file is generated.
- !
- generate_option_file ("OBJS", "=", "independent.opt");
- generate_option_file ("LIB2FUNCS", "=", "libgcc2.list");
- generate_option_file ("BC_ALL", "=", "bc_all.list");
- generate_option_file ("BI_OBJ", "=", "bi_all.opt");
- !
- ! Now change OBJS in the Makefile, so each language specific options file
- ! does not pick up all of the language independent files.
- !
- POSITION (BEGINNING_OF (makefile_buf));
- COPY_TEXT ("OBJS="); ! New copy with empty value, seen before real OBJS.
- SPLIT_LINE;
- !
- ! Lastly, process each compiler-specific object dependency list.
- !
- POSITION (BEGINNING_OF (complist_buf));
- LOOP
- cmark := MARK (NONE);
- EXITIF (cmark = END_OF (complist_buf));
- ! The current line contains the name of a compiler target, such as "cc1".
- MESSAGE (CURRENT_LINE); ! Give some interactive feedback.
- generate_option_file (CURRENT_LINE, ":", CURRENT_LINE + "-objs.opt");
- POSITION (cmark);
- MOVE_VERTICAL (1); ! Go to the next line.
- ENDLOOP;
- ENDPROCEDURE; !process_makefile
- !!
-
- PROCEDURE process_objc_lib( )
- !
- ! Interpret objc/Makefile, after finishing the top makefile.
- !
- ON_ERROR
- [TPU$_OPENIN]:
- MESSAGE ("Cannot load objc/Makefile for ""ObjClib""; skipping it.");
- RETURN;
- ENDON_ERROR;
-
- ERASE (makefile_buf); !discard top Makefile
- POSITION (END_OF (makefile_buf));
- READ_FILE ("[.objc]Makefile"); !load objc one
- MESSAGE ("objclib");
- pat_replace (ASCII(9), " "); !change any <tab> to <space>
- generate_option_file ("OBJC_O", "=", "objc-objs.opt");
- POSITION (BEGINNING_OF (makefile_buf));
- ! Join any continuation lines; we want the header list to be one line.
- pat_replace ("\" & LINE_END, );
- generate_option_file ("OBJC_H", "=", "objc-hdrs.list");
- ENDPROCEDURE; !process_objc_lib
- !!
-
- PROCEDURE configure_makefile( )
- !
- ! Plug in some values normally handled by `configure'. Rather than
- ! replacing the dummy entries, insert the real entries before them.
- !
- POSITION (BEGINNING_OF (makefile_buf));
- COPY_TEXT ("target=vax-vms"); SPLIT_LINE;
- COPY_TEXT ("out_file=aux-output.c"); SPLIT_LINE; ! vax/vax.c
- COPY_TEXT ("out_object_file=aux-output.o"); SPLIT_LINE; ! aux-output.obj
- COPY_TEXT ("md_file=vax.md"); SPLIT_LINE; ! vax/vax.md
- COPY_TEXT ("tm_file=tm.h"); SPLIT_LINE; ! vax/tm-vms.h
- ENDPROCEDURE; !configure_makefile
- !!
-
- PROCEDURE identify_compilers( )
- !
- ! Retrieve the list of supported compilers from Makefile.in, and put them
- ! into file "compilers.list", one per line, for subsequent access from DCL.
- !
- LOCAL range1;
-
- ! Strip most comments from the makefile, to speed up subsequent processing.
- POSITION (BEGINNING_OF (makefile_buf));
- pat_replace (LINE_BEGIN & "#" & REMAIN & LINE_END, );
- !# ! Convert directory references to VMS syntax (actually, just strip it).
- !# pat_replace (" $(srcdir)/", " ");
- ! Look up the ``COMPILERS=cc1 xyzzy'' Makefile macro and put
- ! its ``cc1 xyzzy'' value into the compilers buffer.
- POSITION (BEGINNING_OF (complist_buf));
- !#--at some point we may want to add this--
- !# recursive_fetch_tag ("CCCP", "="); ! Include the preprocessor.
- !# POSITION (END_OF (complist_buf));
- recursive_fetch_tag ("COMPILERS", "=");
- ! Convert all spaces into newlines, then remove any blank lines.
- pat_replace (SPAN(" "), LINE_END);
- pat_replace (LINE_BEGIN & LINE_END, );
- ENDPROCEDURE; !identify_compilers
- !!
-
- PROCEDURE additional_compiler( cname, subdir )
- !
- ! Load Make-lang.in for compiler CNAME from SUBDIR and append it to the
- ! end of Makefile.in's buffer. Add CNAME to the "compilers.list" buffer.
- !
- ON_ERROR
- ! Don't abort if user removes the supporting subdirectory for a
- ! language she's not interested in.
- [TPU$_OPENIN]:
- MESSAGE ("Cannot load " + subdir + "/Make-lang.in for "
- + '"' + cname + '"' + "; skipping it.");
- RETURN;
- ENDON_ERROR;
-
- POSITION (END_OF (makefile_buf));
- SPLIT_LINE; ! Separate with a blank line.
- READ_FILE ("[." + subdir + "]Make-lang.in"); ! Load Makefile fragment.
- ! Make sure that $(xxx_OTH_SRCS) expands to empty string by renaming $(it)
- pat_replace ("_OTH_SRCS)", "_OTH_SRCS_dummy_)");
- ! Convert subdirectory references into VMS syntax.
- pat_replace ("$(srcdir)/" + subdir + "/", "[." + subdir + "]");
- ! Add this name to compilers.list.
- POSITION (END_OF (complist_buf));
- COPY_TEXT (cname);
- ! Make array entry indexed by compiler's file name; its value is arbitrary.
- extra_compilers{cname} := subdir;
- ENDPROCEDURE; !additional_compiler
- !!
-
- PROCEDURE generate_option_file( tag_name, punct, outfile_name )
- !
- ! Produce a file listing the names of particular object files, for use
- ! as input to the linker and also for use in finding source names by
- ! make-cc1.com. Generally, any name suffix will be suppressed.
- !
- LOCAL range1, range2;
-
- POSITION (BEGINNING_OF (opt_file_buf));
- recursive_fetch_tag (tag_name, punct);
- ! First fix up for subdirectory/Make-lang.in.
- IF (pat_replace ("stamp-objlist" & (SPAN(" ")|LINE_END), " ") > 0) THEN
- recursive_fetch_tag ("stamp-objlist", ":");
- ENDIF;
- ! Now fix up a few things in the output buffer.
- pat_replace (("bytecode"|"Makefile") & (SPAN(" ")|LINE_END), " ");
- !# FILL (CURRENT_BUFFER, " ", 1, 80, 0); ! Condense things a bit.
- pat_replace ("." & ("o"|"c"|"y") & ((SPAN(" ")&LINE_END)|LINE_END), LINE_END);
- pat_replace ("." & ("o"|"c"|"y") & SPAN(" "), ",");
- pat_replace (".h" & (SPAN(" ")|LINE_END), ".h,");
- ! Remove trailing commas, if present.
- pat_replace ("," & ((SPAN(" ")&LINE_END)|LINE_END), LINE_END);
- ! Get rid of spaces and blank lines.
- pat_replace (SPAN(" "), LINE_END);
- pat_replace (LINE_BEGIN & LINE_END, );
- ! Second fix up for subdirectory/Make-lang.in;
- ! avoid "sticky defaults" when linker processes the resulting options file.
- IF (extra_compilers{outfile_name - "-objs.opt"} <> TPU$K_UNSPECIFIED) THEN
- POSITION (BEGINNING_OF (opt_file_buf));
- range1 := CREATE_RANGE (MARK (NONE), END_OF (CURRENT_BUFFER), NONE);
- LOOP
- range2 := SEARCH_QUIETLY (LINE_BEGIN | ",", FORWARD, EXACT, range1);
- EXITIF (range2 = 0);
- POSITION (BEGINNING_OF (range2));
- IF (CURRENT_CHARACTER = ",") THEN MOVE_HORIZONTAL (1); ENDIF;
- ! If it's not already "[.subdir]name", explicitly make it "[]name".
- IF (CURRENT_CHARACTER <> "[") THEN COPY_TEXT ("[]"); ENDIF;
- MOVE_HORIZONTAL (1);
- MODIFY_RANGE (range1, MARK (NONE), END_OF (range1));
- ENDLOOP;
- ENDIF;
- ! Now write the output file.
- SET (OUTPUT_FILE, opt_file_buf, outfile_name);
- WRITE_FILE (opt_file_buf);
- ERASE (opt_file_buf); ! Clear buffer out for next opt_file pass.
- ENDPROCEDURE; !generate_option_file
- !!
-
- PROCEDURE recursive_fetch_tag( tag_n, punct )
- !
- ! Look up TAG_N, copy it to OPT_FILE_BUF, and then translate any $(...)
- ! definitions that appear. The translation is put at the current point.
- !
- LOCAL mark1, mark2, range1, tag_range, tag_string;
-
- fetch_tag (tag_n, punct);
- ! Substitute any makefile symbols $(...).
- POSITION (BEGINNING_OF (CURRENT_BUFFER));
- LOOP
- range1 := SEARCH_QUIETLY ("$(" &
- SPAN("abcdefghijklmnopqrstuvwxyz_ABCDEFGHIJKLMNOPQRSTUVWXYZ#~0123456789")
- & ")", FORWARD, EXACT);
- EXITIF (range1 = 0);
- POSITION (BEGINNING_OF (range1));
- MOVE_HORIZONTAL (2); ! Past opening "$(".
- mark1 := MARK (NONE);
- POSITION (END_OF (range1));
- MOVE_HORIZONTAL (-1); ! In front of closing ")".
- mark2 := MARK (NONE);
- tag_range := CREATE_RANGE (mark1, mark2, NONE);
- POSITION (END_OF (range1));
- tag_string := STR (tag_range);
- ERASE (range1);
- fetch_tag (tag_string, "=");
- POSITION (BEGINNING_OF (CURRENT_BUFFER));
- ENDLOOP;
- ENDPROCEDURE; !recursive_fetch_tag
- !!
-
- PROCEDURE fetch_tag( tag_n, punct )
- !
- ! Looks up the translation of a tag, and inserts it at the current location
- ! in the buffer.
- !
- LOCAL mark0, mark1, mark2, range2;
-
- mark0 := MARK (NONE); ! Remember where we started; restore before return.
- POSITION (BEGINNING_OF (makefile_buf));
- ! The tag definition always starts in the first column, and might have
- ! optional space(es) before "=" or ":" punctuation.
- range2 := SEARCH_QUIETLY (LINE_BEGIN & tag_n & ((SPAN(" ") & punct) | punct),
- FORWARD, EXACT);
- IF (range2 = 0) THEN
- POSITION (mark0);
- RETURN;
- ENDIF;
- POSITION (END_OF (range2));
- MOVE_HORIZONTAL (1); ! Move beyond "TAG=".
- mark1 := MARK (NONE);
- POSITION (BEGINNING_OF (range2));
- LOOP
- MOVE_VERTICAL (1);
- MOVE_HORIZONTAL (-2);
- EXITIF (CURRENT_CHARACTER <> "\");
- ERASE_CHARACTER (1);
- MOVE_HORIZONTAL (1);
- ENDLOOP;
- MOVE_HORIZONTAL (1);
- mark2 := MARK (NONE);
- range2 := CREATE_RANGE (mark1, mark2, NONE);
- POSITION (mark0);
- IF (LENGTH (range2) <> 0) THEN
- COPY_TEXT (range2);
- ENDIF;
- ENDPROCEDURE; !fetch_tag
- !!
-
- PROCEDURE pat_replace( oldstring, newstring )
- !
- ! Replace all occurrences of a pattern.
- !
- LOCAL range1, range2, kill_it, count;
-
- count := 0;
- kill_it := (GET_INFO (newstring, 'TYPE') = UNSPECIFIED); ! Omitted arg.
- range1 := CREATE_RANGE (BEGINNING_OF (CURRENT_BUFFER),
- END_OF (CURRENT_BUFFER), NONE);
- LOOP
- range2 := SEARCH_QUIETLY (oldstring, FORWARD, EXACT, range1);
- EXITIF (range2 = 0);
- count := count + 1;
- POSITION (BEGINNING_OF (range2));
- ERASE (range2);
- IF (newstring = LINE_END) THEN
- SPLIT_LINE;
- ELSE IF (NOT kill_it) THEN
- COPY_TEXT (newstring);
- ENDIF; ENDIF;
- MODIFY_RANGE (range1, MARK (NONE), END_OF (range1));
- ENDLOOP;
- RETURN count;
- ENDPROCEDURE; !pat_replace
- !!
-
- !
- ! This is the main routine.
- !
- process_makefile ();
- process_objc_lib (); !this uses a different makefile
- QUIT; ! All done; don't write any modified buffers.
- !!
- $ echo ""
- $!
- $! Remove excessive versions of the option files...
- $!
- $ purge *.opt,*.list
- $!
- $!
- $!
- $ if f$search("config.status") .nes. "" then delete config.status.*
- $ create config.status
- Links are now set up for use with a vax running VMS.
- $ type config.status
- $ echo ""
- $!
- $ exit
- $
- $!
- $! Construct a header file based on subdirectory contents
- $!
- $make_lang_incl: subroutine
- $ if f$search(p1).nes."" then delete 'p1';*
- $ create 'p1' !empty file with ordinary text-file attributes
- $ open/Append ifile$ 'p1'
- $ write ifile$ "/* ''p1' */"
- $ hfile = f$search("[]''p1'")
- $ topdir = f$parse(hfile,,,"DIRECTORY") - "]"
- $lang_incl_loop:
- $ hfile = f$search("[.*]lang-''p1'")
- $ if hfile.eqs."" then goto lang_incl_done
- $ dir = f$parse(hfile,,,"DIRECTORY") - "]"
- $! convert absolute path to relative one, yielding "[.subdir]"
- $ dir = "[" + f$edit(dir - topdir,"LOWERCASE") + "]"
- $ write ifile$ "#include ""''dir'lang-''p1'"""
- $ goto lang_incl_loop
- $lang_incl_done:
- $ close ifile$
- $ echo "Created `''p1''."
- $ endsubroutine !make_lang_incl
-