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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [ada/] [bindusg.adb] - Rev 778

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------------------------------------------------------------------------------
--                                                                          --
--                         GNAT COMPILER COMPONENTS                         --
--                                                                          --
--                             B I N D U S G                                --
--                                                                          --
--                                B o d y                                   --
--                                                                          --
--          Copyright (C) 1992-2011, Free Software Foundation, Inc.         --
--                                                                          --
-- GNAT is free software;  you can  redistribute it  and/or modify it under --
-- terms of the  GNU General Public License as published  by the Free Soft- --
-- ware  Foundation;  either version 3,  or (at your option) any later ver- --
-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
-- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
-- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
-- for  more details.  You should have  received  a copy of the GNU General --
-- Public License  distributed with GNAT; see file COPYING3.  If not, go to --
-- http://www.gnu.org/licenses for a complete copy of the license.          --
--                                                                          --
-- GNAT was originally developed  by the GNAT team at  New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc.      --
--                                                                          --
------------------------------------------------------------------------------
 
with Osint;  use Osint;
with Output; use Output;
with Switch; use Switch;
 
with System.WCh_Con; use System.WCh_Con;
 
package body Bindusg is
 
   Already_Displayed : Boolean := False;
   --  Set True if Display called, used to avoid showing usage information
   --  more than once.
 
   -------------
   -- Display --
   -------------
 
   procedure Display is
   begin
      if Already_Displayed then
         return;
      else
         Already_Displayed := True;
      end if;
 
      --  Usage line
 
      Write_Str ("Usage: ");
      Write_Program_Name;
      Write_Char (' ');
      Write_Str ("switches lfile");
      Write_Eol;
      Write_Eol;
 
      Display_Usage_Version_And_Help;
 
      --  Line for @response_file
 
      Write_Line ("  @<resp_file> Get arguments from response file");
      Write_Eol;
 
      --  Line for -aO switch
 
      Write_Line ("  -aOdir    Specify library files search path");
 
      --  Line for -aI switch
 
      Write_Line ("  -aIdir    Specify source files search path");
 
      --  Line for a switch
 
      Write_Line ("  -a        Automatically initialize elaboration " &
                  "procedure");
 
      --  Line for -A switch
 
      Write_Line ("  -A        Give list of ALI files in partition");
 
      --  Line for -b switch
 
      Write_Line ("  -b        Generate brief messages to stderr " &
                  "even if verbose mode set");
 
      --  Line for -c switch
 
      Write_Line ("  -c        Check only, no generation of " &
                  "binder output file");
 
      --  Line for -d switch
 
      Write_Line ("  -dnn[k|m] Default primary stack " &
                  "size = nn [kilo|mega] bytes");
 
      --  Line for D switch
 
      Write_Line ("  -Dnn[k|m] Default secondary stack " &
                  "size = nn [kilo|mega] bytes");
 
      --  Line for -e switch
 
      Write_Line ("  -e        Output complete list of elaboration " &
                  "order dependencies");
 
      --  Line for -E switch
 
      Write_Line ("  -E        Store tracebacks in exception occurrences");
 
      --  The -f switch is voluntarily omitted, because it is obsolete
 
      --  Line for -F switch
 
      Write_Line ("  -F        Force checking of elaboration Flags");
 
      --  Line for -h switch
 
      Write_Line ("  -h        Output this usage (help) information");
 
      --  Line for -H switch
 
      Write_Line ("  -Hnn      Use nn bit heap where nn is 32 or 64 " &
                  "(VMS Only)");
 
      --  Lines for -I switch
 
      Write_Line ("  -Idir     Specify library and source files search path");
      Write_Line ("  -I-       Don't look for sources & library files " &
                  "in default directory");
 
      --  Line for -K switch
 
      Write_Line ("  -K        Give list of linker options specified " &
                  "for link");
 
      --  Line for -l switch
 
      Write_Line ("  -l        Output chosen elaboration order");
 
      --  Line of -L switch
 
      Write_Line ("  -Lxyz     Library build: adainit/final " &
                  "renamed to xyzinit/final, implies -n");
 
      --  Line for -m switch
 
      Write_Line ("  -mnnn     Limit number of detected errors/warnings " &
                  "to nnn (1-999999)");
 
      --  Line for -M switch
 
      Write_Line ("  -Mxyz     Rename generated main program from " &
                  "main to xyz");
 
      --  Line for -n switch
 
      Write_Line ("  -n        No Ada main program (foreign main routine)");
 
      --  Line for -nostdinc
 
      Write_Line ("  -nostdinc Don't look for source files " &
                  "in the system default directory");
 
      --  Line for -nostdlib
 
      Write_Line ("  -nostdlib Don't look for library files " &
                  "in the system default directory");
 
      --  Line for -o switch
 
      Write_Line ("  -o file   Give the output file name " &
                  "(default is b~xxx.adb)");
 
      --  Line for -O switch
 
      Write_Line ("  -O        Give list of objects required for link");
 
      --  Line for -p switch
 
      Write_Line ("  -p        Pessimistic (worst-case) elaboration order");
 
      --  Line for -P switch
 
      Write_Line ("  -P        Generate binder file suitable for CodePeer");
 
      --  Line for -r switch
 
      Write_Line ("  -r        List restrictions that could be applied " &
                  "to this partition");
 
      --  Line for -R switch
 
      Write_Line
        ("  -R        List sources referenced in closure");
 
      --  Line for -s switch
 
      Write_Line ("  -s        Require all source files to be present");
 
      --  Line for -S?? switch
 
      Write_Line ("  -S??      Sin/lo/hi/xx/ev Initialize_Scalars " &
                  "invalid/low/high/hex/env var");
 
      --  Line for -static
 
      Write_Line ("  -static   Link against a static GNAT run time");
 
      --  Line for -shared
 
      Write_Line ("  -shared   Link against a shared GNAT run time");
 
      --  Line for -t switch
 
      Write_Line ("  -t        Tolerate time stamp and other " &
                  "consistency errors");
 
      --  Line for -T switch
 
      Write_Line ("  -Tn       Set time slice value to n " &
                  "milliseconds (n >= 0)");
 
      --  Line for -u switch
 
      Write_Line ("  -un       Enable dynamic stack analysis, with " &
                  "n results stored");
 
      --  Line for -v switch
 
      Write_Line ("  -v        Verbose mode. Error messages, " &
                  "header, summary output to stdout");
 
      --  Line for -w switch
 
      Write_Line ("  -wx       Warning mode. (x=s/e for " &
                  "suppress/treat as error)");
 
      --  Line for -W switch
 
      Write_Str  ("  -W?       Wide character encoding method (");
 
      for J in WC_Encoding_Method loop
         Write_Char (WC_Encoding_Letters (J));
 
         if J = WC_Encoding_Method'Last then
            Write_Char (')');
         else
            Write_Char ('/');
         end if;
      end loop;
 
      Write_Eol;
 
      --  Line for -x switch
 
      Write_Line ("  -x        Exclude source files (check object " &
                  "consistency only)");
 
      --  Line for -X switch
 
      Write_Line ("  -Xnnn     Default exit status value = nnn");
 
      --  Line for -y switch
 
      Write_Line ("  -y        Enable leap seconds");
 
      --  Line for -z switch
 
      Write_Line ("  -z        No main subprogram (zero main)");
 
      --  Line for --RTS
 
      --  Line for -Z switch
 
      Write_Line ("  -Z        " &
                  "Zero formatting in auxiliary outputs (-e, -K, -l, -R)");
 
      --  Line for --RTS
 
      Write_Line ("  --RTS=dir Specify the default source and " &
                  "object search path");
 
      --  Line for sfile
 
      Write_Line ("  lfile     Library file names");
   end Display;
 
end Bindusg;
 

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