2 $ ! Set up to compile GCC on VAX/VMS
4 $! Set the def dir to proper place for use in batch. Works for interactive too.
5 $flnm = f$enviroment("PROCEDURE") ! get current procedure name
6 $set default 'f$parse(flnm,,,"DEVICE")''f$parse(flnm,,,"DIRECTORY")'
8 $set symbol/scope=(nolocal,noglobal)
10 $ echo = "write sys$output"
12 $ if f$search("config.h") .nes. "" then delete config.h.*
13 $ copy [.config.vax]xm-vms.h []config.h
14 $ echo "Linked `config.h' to `[.config.vax]xm-vms.h'.
16 $ if f$search("tconfig.h") .nes. "" then delete tconfig.h.*
19 /* tconfig.h == config.h :: target and host configurations are the same */
22 $ echo "Created `tconfig.h'.
24 $ if f$search("hconfig.h") .nes. "" then delete hconfig.h.*
27 /* hconfig.h == config.h :: host and target configurations are the same */
30 $ echo "Created `hconfig.h'.
32 $ if f$search("tm.h") .nes. "" then delete tm.h.*
33 $!! copy [.config.vax]vms.h []tm.h
34 $ edit/tpu/nojournal/nosection/nodisplay/command=sys$input -
35 [.config.vax]vms.h /output=[]tm.h
38 ! Copy file, changing lines of the form
43 file := CREATE_BUFFER("file", GET_INFO(COMMAND_LINE, "file_name"));
44 targ := LINE_BEGIN & '#include' & SPAN(ASCII(32)+ASCII(9)) & '"vax/';
45 rang := CREATE_RANGE(BEGINNING_OF(file), END_OF(file));
47 incl := SEARCH_QUIETLY(targ, FORWARD, EXACT, rang);
49 POSITION(BEGINNING_OF(incl));
51 COPY_TEXT('#include "config-');
52 rang := CREATE_RANGE(END_OF(incl), END_OF(file));
54 WRITE_FILE(file, GET_INFO(COMMAND_LINE, "output_file"));
57 $ echo "Generated `tm.h' from `[.config.vax]vms.h'.
59 $ !crude hack to allow compiling from [.cp] subdirectory
60 $ if f$search("config-vax.h") .nes. "" then delete config-vax.h;*
61 $ copy [.config.vax]vax.h []config-vax.h
62 $ echo "Linked `config-vax.h' to `[.config.vax]vax.h' for `tm.h'."
64 $ if f$search("md.") .nes. "" then delete md..*
65 $ copy [.config.vax]vax.md []md.
66 $ echo "Linked `md' to `[.config.vax]vax.md'.
68 $ if f$search("aux-output.c") .nes. "" then delete aux-output.c.*
69 $ copy [.config.vax]vax.c []aux-output.c
70 $ echo "Linked `aux-output.c' to `[.config.vax]vax.c'.
74 $! Create the file version.opt, which helps identify the executable.
76 $search version.c version_string,"="/match=and/output=t.tmp
81 $ijk=f$locate("""",line)+1
82 $line=f$extract(ijk,f$length(line)-ijk,line)
83 $ijk=f$locate("""",line)
84 $line=f$extract(0,ijk,line)
85 $ijk=f$locate("\n",line)
86 $line=f$extract(0,ijk,line)
90 $elm=f$element(i," ",line)
91 $if elm.eqs."" then goto no_ident
92 $if (elm.les."9").and.(elm.ges."0") then goto write_ident
101 $open ifile$ version.opt/write
102 $write ifile$ "ident="+""""+elm+""""
107 $! create linker options files that lists all of the components for all
108 $! possible compilers. We do this by editing the file Makefile.in, and
109 $! generating the relevant files from it.
112 $! Make a copy of the makefile if the sources are on a disk that is NFS
113 $! mounted on a unix machine.
114 $if f$search("Makefile.in").eqs."" .and. f$search("$M$akefile.in").nes."" -
115 then copy $M$akefile.in Makefile.in
116 $! This should be automated across all front-end subdirectories.
117 $! For now, it's hardcoded.
118 $if f$search("[.cp]Makefile.in").eqs."" .and. f$search("[.cp]$M$akefile.in").nes."" -
119 then copy [.cp]$M$akefile.in [.cp]Makefile.in
122 $echo "Now processing Makefile.in to generate linker option files."
123 $edit/tpu/nojournal/nosection/nodisplay/command=sys$input
124 PROCEDURE generate_option_file (TAG_NAME, outfile)
125 position (beginning_of (newbuffer));
126 recursive_fetch_tag (TAG_NAME);
128 ! Now fix up a few things in the output buffer
130 pat_replace ("bytecode "," ");
131 pat_replace (".o ",",");
132 pat_replace (".o",""); !appear at end of lines.
134 ! Remove trailing commas, if present.
136 position (beginning_of (newbuffer));
138 range1 := search_quietly("," & ((SPAN(" ") & LINE_END) | LINE_END),
141 position (beginning_of (range1));
145 ! get rid of leading spaces on lines.
146 position (beginning_of (current_buffer)) ;
148 range1 := search_quietly ( LINE_BEGIN & " ", FORWARD, EXACT) ;
150 position (end_of (range1));
154 ! Now write the output file.
156 SET(OUTPUT_FILE, newbuffer, outfile);
157 write_file (newbuffer);
162 ! Looks up a tag, copies it to newbuffer, and then translates any $(...)
163 ! definitions that appear. The translation is put at the current point.
165 PROCEDURE recursive_fetch_tag (TAG_N);
168 ! substitute any makefile symbols $(...)
170 position (beginning_of (current_buffer)) ;
172 range1 := search_quietly ("$(" &
173 SPAN("abcdefghijklmnopqrstuvwxyz_ABCDEFGHIJKLMNOPQRSTUVWXYZ#~0123456789")
174 & ")", FORWARD, EXACT) ;
176 position (beginning_of (range1));
178 mark_1 := MARK (NONE);
179 position (end_of (range1));
181 mark_2 := MARK (NONE);
182 tag_range := CREATE_RANGE(MARK_1, MARK_2, NONE);
183 position (end_of (range1));
184 tag_string := STR (tag_range);
186 fetch_tag (LINE_BEGIN & tag_string & ((SPAN(" ") & "=") | "="));
187 position (beginning_of (current_buffer)) ;
192 ! Looks up the translation of a tag, and inserts it at the current location
195 PROCEDURE fetch_tag (TAG_N);
196 LOCAL mark1, mark2, mark3, range2;
197 mark3 := MARK(NONE) ;
198 position (beginning_of (mainbuffer)) ;
199 range2 := search_quietly (TAG_N, FORWARD, EXACT) ;
204 position (end_of (range2)) ;
206 mark1 := MARK(NONE) ;
207 position (beginning_of (range2)) ;
211 EXITIF CURRENT_CHARACTER <> "\" ;
218 mark2 := MARK(NONE) ;
219 range2 := CREATE_RANGE(mark1, mark2, NONE) ;
221 if (length(range2) = 0) then return; endif;
225 PROCEDURE pat_replace (
229 position (beginning_of (current_buffer)) ;
231 range2 := search_quietly (oldstring, FORWARD, EXACT) ;
233 position (beginning_of (range2)) ;
235 copy_text (newstring) ;
242 procedure temporary_cplusplus_hack()
243 position(end_of(compiler_list));
244 copy_text("cc1plus");
245 position(end_of(mainbuffer));
246 copy_text("cc1plus: [.cp]call,[.cp]decl,[.cp]errfn,[.cp]expr,[.cp]pt,[.cp]sig\"); split_line;
247 copy_text(" [.cp]typeck2,[.cp]class,[.cp]decl2,[.cp]error,[.cp]gc,[.cp]lex\"); split_line;
248 copy_text(" [.cp]parse,[.cp]ptree,[.cp]spew,[.cp]typeck,[.cp]cvt,[.cp]edsel\"); split_line;
249 copy_text(" [.cp]except,[.cp]init,[.cp]method,[.cp]search,[.cp]tree,[.cp]xref\"); split_line;
250 copy_text(" []c-common\"); split_line;
251 copy_text(" bc-emit,bc-optab\"); split_line;
252 copy_text(" obstack"); split_line;
257 ! this is the start of the main procedure
258 filename := GET_INFO (COMMAND_LINE, 'file_name') ;
259 mainbuffer := CREATE_BUFFER ("Makefile.in", "Makefile.in") ;
260 newbuffer := CREATE_BUFFER("outfile");
261 compiler_list := CREATE_BUFFER("compilers");
263 ! Add to this list, as required. The file "Makefile.in" is searched for a
264 ! tag that looks like "LINE_BEGIN + 'tag + (optional space) + "="". The
265 ! contents are assumed to be a list of object files, and from this list a
266 ! VMS linker options file is generated.
268 position (beginning_of (compiler_list));
269 recursive_fetch_tag(LINE_BEGIN & "COMPILERS" & ((SPAN(" ") & "=") | "="));
270 position (beginning_of (compiler_list));
271 LOOP ! kill leading spaces.
272 exitif current_character <> " ";
275 position (beginning_of (compiler_list));
276 LOOP ! remove any double spaces.
277 range1 := search_quietly (" ", FORWARD, EXACT) ; EXITIF range1 = 0 ;
278 position (beginning_of (range1)) ;
281 position (end_of (compiler_list));
283 LOOP ! kill trailing spaces.
284 exitif current_character <> " ";
288 position (beginning_of (compiler_list));
290 range1 := search_quietly (" ", FORWARD, EXACT) ;
292 position (beginning_of (range1)) ;
297 ! This needs to be fixed. !
299 temporary_cplusplus_hack();
301 ! We now have a list of supported compilers. Now write it, and use it.
303 SET(OUTPUT_FILE, compiler_list, "compilers.list");
304 write_file (compiler_list);
305 generate_option_file(LINE_BEGIN & "OBJS" & ((SPAN(" ") & "=") | "="),
307 generate_option_file(LINE_BEGIN & "LIB2FUNCS" & ((SPAN(" ") & "=") | "="),
309 generate_option_file(LINE_BEGIN & "BC_ALL" & ((SPAN(" ") & "=") | "="),
311 generate_option_file(LINE_BEGIN & "BI_OBJ" & ((SPAN(" ") & "=") | "="),
314 ! Now change OBJS in the Makefile, so each language specific options file
315 ! does not pick up all of the language independent files.
317 position (beginning_of (mainbuffer));
318 range1 := search_quietly (LINE_BEGIN & "OBJS" & ((SPAN(" ") & "=") | "="),
320 position (end_of (range1));
322 position (beginning_of (compiler_list));
325 exitif cmark = end_of(compiler_list);
326 message(current_line);
327 generate_option_file(LINE_BEGIN & current_line & ((SPAN(" ") & ":") | ":"),
328 current_line+"-objs.opt");
335 $! Remove excessive versions of the option files...
338 $ purge compilers.list,libgcc2.list
342 $ if f$search("config.status") .nes. "" then delete config.status.*
343 $ open/write file config.status
344 $ write file "Links are now set up for use with a vax running VMS."