Implement -mmemcpy-strategy= and -mmemset-strategy= options
[official-gcc.git] / gcc / ada / makeusg.adb
blob62cc703094b467b9c6f2db506cb324bf044328c6
1 ------------------------------------------------------------------------------
2 -- --
3 -- GNAT COMPILER COMPONENTS --
4 -- --
5 -- M A K E U S G --
6 -- --
7 -- B o d y --
8 -- --
9 -- Copyright (C) 1992-2011, Free Software Foundation, Inc. --
10 -- --
11 -- GNAT is free software; you can redistribute it and/or modify it under --
12 -- terms of the GNU General Public License as published by the Free Soft- --
13 -- ware Foundation; either version 3, or (at your option) any later ver- --
14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
16 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
17 -- for more details. You should have received a copy of the GNU General --
18 -- Public License distributed with GNAT; see file COPYING3. If not, go to --
19 -- http://www.gnu.org/licenses for a complete copy of the license. --
20 -- --
21 -- GNAT was originally developed by the GNAT team at New York University. --
22 -- Extensive contributions were provided by Ada Core Technologies Inc. --
23 -- --
24 ------------------------------------------------------------------------------
26 with Makeutl;
27 with Osint; use Osint;
28 with Output; use Output;
29 with Switch; use Switch;
30 with Usage;
32 procedure Makeusg is
34 -- Start of processing for Makeusg
36 begin
37 -- Usage line
39 Write_Str ("Usage: ");
40 Osint.Write_Program_Name;
41 Write_Str (" opts name ");
42 Write_Str ("{[-cargs opts] [-bargs opts] [-largs opts] [-margs opts]}");
43 Write_Eol;
44 Write_Eol;
45 Write_Str (" name is one or more file name from which you");
46 Write_Str (" can omit the .adb or .ads suffix");
47 Write_Eol;
48 Write_Eol;
50 -- GNATMAKE switches
52 Write_Str ("gnatmake switches:");
53 Write_Eol;
55 Display_Usage_Version_And_Help;
57 -- Line for -a
59 Write_Str (" -a Consider all files, even readonly ali files");
60 Write_Eol;
62 -- Line for -b
64 Write_Str (" -b Bind only");
65 Write_Eol;
67 -- Line for -B
69 Write_Str (" -B Build, bind and link full project");
70 Write_Eol;
72 -- Line for -c
74 Write_Str (" -c Compile only");
75 Write_Eol;
77 -- Line for -C
79 Write_Str (" -C Cache source mappings: " &
80 "invoke compiler with temp mapping file");
81 Write_Eol;
83 -- Line for -C=<mapping file>
85 Write_Str (" -C=mapp Cache source mappings: " &
86 "invoke compiler with mapping file mapp");
87 Write_Eol;
89 -- Line for -D
91 Write_Str (" -D dir Specify dir as the object directory");
92 Write_Eol;
94 -- Line for -eI
96 Write_Str (" -eI Index of unit in multi-unit source file");
97 Write_Eol;
99 -- Line for -eL
101 Write_Str (" -eL Follow symbolic links when processing " &
102 "project files");
103 Write_Eol;
105 -- Line for -eS
107 Write_Str (" -eS Echo commands to stdout instead of stderr");
108 Write_Eol;
110 -- Line for -f
112 Write_Str (" -f Force recompilations of non predefined units");
113 Write_Eol;
115 -- Line for -F
117 Write_Str (" -F Full project path name in brief error messages");
118 Write_Eol;
120 -- Line for -i
122 Write_Str (" -i In place. Replace existing ali file, ");
123 Write_Str ("or put it with source");
124 Write_Eol;
126 -- Line for -jnnn
128 Write_Str (" -jnum Use nnn processes to compile");
129 Write_Eol;
131 -- Line for -k
133 Write_Str (" -k Keep going after compilation errors");
134 Write_Eol;
136 -- Line for -l
138 Write_Str (" -l Link only");
139 Write_Eol;
141 -- Line for -m
143 Write_Str (" -m Minimal recompilation");
144 Write_Eol;
146 -- Line for -M
148 Write_Str (" -M List object file dependences for Makefile");
149 Write_Eol;
151 -- Line for -n
153 Write_Str (" -n Check objects up to date, output next file ");
154 Write_Str ("to compile if not");
155 Write_Eol;
157 -- Line for -o
159 Write_Str (" -o name Choose an alternate executable name");
160 Write_Eol;
162 -- Line for -p
164 Write_Str (" -p Create missing obj, lib and exec dirs");
165 Write_Eol;
167 -- Line for -P
169 Write_Str (" -Pproj Use GNAT Project File proj");
170 Write_Eol;
172 -- Line for -q
174 Write_Str (" -q Be quiet/terse");
175 Write_Eol;
177 -- Line for -R
179 Write_Str (" -R Do not use a run_path_option when linking");
180 Write_Eol;
182 -- Line for -s
184 Write_Str (" -s Recompile if compiler switches have changed");
185 Write_Eol;
187 -- Line for -u
189 Write_Str (" -u Unique compilation, only compile the given files");
190 Write_Eol;
192 -- Line for -U
194 Write_Str (" -U Unique compilation for all sources of all projects");
195 Write_Eol;
197 -- Line for -v
199 Write_Str (" -v Display reasons for all (re)compilations");
200 Write_Eol;
202 -- Line for -vl
204 Write_Str (" -vl Verbose output (low verbosity)");
205 Write_Eol;
207 -- Line for -vm
209 Write_Str (" -vm Verbose output (medium verbosity)");
210 Write_Eol;
212 -- Line for -vh
214 Write_Str (" -vh Equivalent to -v (high verbosity)");
215 Write_Eol;
217 -- Line for -vPx
219 Write_Str (" -vPx Specify verbosity when parsing GNAT Project Files");
220 Write_Eol;
222 -- Line for -we
224 Write_Str (" -we Treat all warnings as errors");
225 Write_Eol;
227 -- Line for -wn
229 Write_Str (" -wn Normal warning mode (cancels -we/-ws)");
230 Write_Eol;
232 -- Line for -ws
234 Write_Str (" -ws Suppress all warnings");
235 Write_Eol;
237 -- Line for -x
239 Write_Str (" -x " &
240 "Allow compilation of needed units external to the projects");
241 Write_Eol;
243 -- Line for -X
245 Write_Str (" -Xnm=val Specify an external reference for GNAT " &
246 "Project Files");
247 Write_Eol;
249 -- Line for -z
251 Write_Str (" -z No main subprogram (zero main)");
252 Write_Eol;
253 Write_Eol;
255 Write_Str (" --create-map-file Create map file mainprog.map");
256 Write_Eol;
258 Write_Str (" --create-map-file=mapfile");
259 Write_Eol;
260 Write_Str (" Create map file mapfile");
261 Write_Eol;
263 Write_Str (" --GCC=command Use this gcc command");
264 Write_Eol;
266 Write_Str (" --GNATBIND=command Use this gnatbind command");
267 Write_Eol;
269 Write_Str (" --GNATLINK=command Use this gnatlink command");
270 Write_Eol;
271 Write_Eol;
273 -- Source and Library search path switches
275 Write_Str ("Project, Source and Library search path switches:");
276 Write_Eol;
278 -- Line for -aP
280 Write_Str (" -aPdir Add directory dir to project search path");
281 Write_Eol;
283 -- Line for -aL
285 Write_Str (" -aLdir Skip missing library sources if ali in dir");
286 Write_Eol;
288 -- Line for -A
290 Write_Str (" -Adir like -aLdir -aIdir");
291 Write_Eol;
293 -- Line for -aO switch
295 Write_Str (" -aOdir Specify library/object files search path");
296 Write_Eol;
298 -- Line for -aI switch
300 Write_Str (" -aIdir Specify source files search path");
301 Write_Eol;
303 -- Line for -I switch
305 Write_Str (" -Idir Like -aIdir -aOdir");
306 Write_Eol;
308 -- Line for -I- switch
310 Write_Str (" -I- Don't look for sources & library files");
311 Write_Str (" in the default directory");
312 Write_Eol;
314 -- Line for -L
316 Write_Str (" -Ldir Look for program libraries also in dir");
317 Write_Eol;
319 -- Line for -nostdinc
321 Write_Str (" -nostdinc Don't look for sources");
322 Write_Str (" in the system default directory");
323 Write_Eol;
325 -- Line for -nostdlib
327 Write_Str (" -nostdlib Don't look for library files");
328 Write_Str (" in the system default directory");
329 Write_Eol;
331 -- Line for --RTS
333 Write_Str (" --RTS=dir specify the default source and object search"
334 & " path");
335 Write_Eol;
337 -- Line for --subdirs=
339 Write_Str (" --subdirs=dir real obj/lib/exec dirs are subdirs");
340 Write_Eol;
342 -- Line for --source-info=
344 Write_Str (" ");
345 Write_Str (Makeutl.Source_Info_Option);
346 Write_Str ("file specify a source info file");
347 Write_Eol;
349 -- Line for --unchecked-shared-lib-imports
351 Write_Str (" ");
352 Write_Str (Makeutl.Unchecked_Shared_Lib_Imports);
353 Write_Eol;
354 Write_Str (" Allow shared libraries to import static libraries");
355 Write_Eol;
356 Write_Eol;
358 -- General Compiler, Binder, Linker switches
360 Write_Str ("To pass an arbitrary switch to the Compiler, ");
361 Write_Str ("Binder or Linker:");
362 Write_Eol;
364 -- Line for -cargs
366 Write_Str (" -cargs opts opts are passed to the compiler");
367 Write_Eol;
369 -- Line for -bargs
371 Write_Str (" -bargs opts opts are passed to the binder");
372 Write_Eol;
374 -- Line for -largs
376 Write_Str (" -largs opts opts are passed to the linker");
377 Write_Eol;
379 -- Line for -margs
381 Write_Str (" -margs opts opts are passed to gnatmake");
382 Write_Eol;
384 -- Add usage information for gcc
386 Usage;
388 end Makeusg;