db89aef26f
2006-10-31 Robert Dewar <dewar@adacore.com> * bindusg.ads, bindusg.adb: Change to package and rename procedure as Display, which now ensures that it only outputs usage information once. From-SVN: r118246
245 lines
7.5 KiB
Ada
245 lines
7.5 KiB
Ada
------------------------------------------------------------------------------
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-- --
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-- GNAT COMPILER COMPONENTS --
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-- --
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-- B I N D U S G --
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-- --
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-- B o d y --
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-- --
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-- Copyright (C) 1992-2006, Free Software Foundation, Inc. --
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-- --
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-- GNAT is free software; you can redistribute it and/or modify it under --
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-- terms of the GNU General Public License as published by the Free Soft- --
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-- ware Foundation; either version 2, or (at your option) any later ver- --
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-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
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-- for more details. You should have received a copy of the GNU General --
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-- Public License distributed with GNAT; see file COPYING. If not, write --
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-- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, --
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-- Boston, MA 02110-1301, USA. --
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-- --
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-- GNAT was originally developed by the GNAT team at New York University. --
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-- Extensive contributions were provided by Ada Core Technologies Inc. --
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-- --
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------------------------------------------------------------------------------
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with Osint; use Osint;
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with Output; use Output;
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package body Bindusg is
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Already_Displayed : Boolean := False;
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-- Set True if Display called, used to avoid showing usage information
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-- more than once.
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-------------
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-- Display --
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-------------
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procedure Display is
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begin
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if Already_Displayed then
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return;
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else
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Already_Displayed := True;
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end if;
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-- Usage line
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Write_Str ("Usage: ");
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Write_Program_Name;
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Write_Char (' ');
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Write_Str ("switches lfile");
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Write_Eol;
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Write_Eol;
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-- Line for -aO switch
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Write_Line (" -aOdir Specify library files search path");
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-- Line for -aI switch
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Write_Line (" -aIdir Specify source files search path");
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-- Line for a switch
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Write_Line (" -a Automatically initialize elaboration " &
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"procedure");
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-- Line for A switch
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Write_Line (" -A Generate binder program in Ada (default)");
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-- Line for -b switch
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Write_Line (" -b Generate brief messages to stderr " &
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"even if verbose mode set");
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-- Line for -c switch
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Write_Line (" -c Check only, no generation of " &
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"binder output file");
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-- Line for C switch
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Write_Line (" -C Generate binder program in C");
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-- Line for -d switch
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Write_Line (" -dnn[k|m] Default primary stack " &
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"size = nn [kilo|mega] bytes");
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-- Line for D switch
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Write_Line (" -Dnn[k|m] Default secondary stack " &
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"size = nnn [kilo|mega] bytes");
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-- Line for -e switch
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Write_Line (" -e Output complete list of elaboration " &
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"order dependencies");
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-- Line for -E switch
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Write_Line (" -E Store tracebacks in Exception occurrences");
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-- The -f switch is voluntarily omitted, because it is obsolete
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-- Line for -F switch
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Write_Line (" -F Force checking of elaboration Flags");
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-- Line for -h switch
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Write_Line (" -h Output this usage (help) information");
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-- Lines for -I switch
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Write_Line (" -Idir Specify library and source files search path");
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Write_Line (" -I- Don't look for sources & library files " &
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"in default directory");
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-- Line for -K switch
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Write_Line (" -K Give list of linker options specified " &
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"for link");
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-- Line for -l switch
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Write_Line (" -l Output chosen elaboration order");
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-- Line of -L switch
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Write_Line (" -Lxyz Library build: adainit/final " &
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"renamed to xyzinit/final, implies -n");
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-- Line for -m switch
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Write_Line (" -mnnn Limit number of detected errors " &
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"to nnn (1-999999)");
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-- Line for -M switch
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Write_Line (" -Mxyz Rename generated main program from " &
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"main to xyz");
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-- Line for -n switch
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Write_Line (" -n No Ada main program (foreign main routine)");
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-- Line for -nostdinc
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Write_Line (" -nostdinc Don't look for source files " &
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"in the system default directory");
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-- Line for -nostdlib
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Write_Line (" -nostdlib Don't look for library files " &
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"in the system default directory");
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-- Line for -o switch
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Write_Line (" -o file Give the output file name " &
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"(default is b~xxx.adb)");
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-- Line for -O switch
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Write_Line (" -O Give list of objects required for link");
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-- Line for -p switch
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Write_Line (" -p Pessimistic (worst-case) elaboration order");
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-- Line for -r switch
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Write_Line (" -r List restrictions that could be applied " &
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"to this partition");
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-- Line for -s switch
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Write_Line (" -s Require all source files to be present");
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-- Line for -Sxx switch
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Write_Line (" -S?? Sin/lo/hi/xx for Initialize_Scalars " &
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"invalid/low/high/hex");
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-- Line for -static
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Write_Line (" -static Link against a static GNAT run time");
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-- Line for -shared
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Write_Line (" -shared Link against a shared GNAT run time");
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-- Line for -t switch
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Write_Line (" -t Tolerate time stamp and other " &
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"consistency errors");
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-- Line for -T switch
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Write_Line (" -Tn Set time slice value to n " &
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"milliseconds (n >= 0)");
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-- Line for -u switch
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Write_Line (" -un Enable dynamic stack analysis, with " &
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"n results stored");
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-- Line for -v switch
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Write_Line (" -v Verbose mode. Error messages, " &
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"header, summary output to stdout");
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-- Lines for -w switch
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Write_Line (" -wx Warning mode. (x=s/e for " &
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"suppress/treat as error)");
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-- Line for -x switch
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Write_Line (" -x Exclude source files (check object " &
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"consistency only)");
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-- Line for X switch
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Write_Line (" -Xnnn Default exit status value = nnn");
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-- Line for -z switch
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Write_Line (" -z No main subprogram (zero main)");
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-- Line for --RTS
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Write_Line (" --RTS=dir specify the default source and " &
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"object search path");
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-- Line for sfile
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Write_Line (" lfile Library file names");
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end Display;
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end Bindusg;
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