diff options
Diffstat (limited to 'gcc/ada/g-comlin.ads')
| -rw-r--r-- | gcc/ada/g-comlin.ads | 27 |
1 files changed, 19 insertions, 8 deletions
diff --git a/gcc/ada/g-comlin.ads b/gcc/ada/g-comlin.ads index 1e421e4cd3e..d5ff4e99005 100644 --- a/gcc/ada/g-comlin.ads +++ b/gcc/ada/g-comlin.ads @@ -6,7 +6,7 @@ -- -- -- S p e c -- -- -- --- Copyright (C) 1999-2002 Ada Core Technologies, Inc. -- +-- Copyright (C) 1999-2003 Ada Core Technologies, 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- -- @@ -26,7 +26,8 @@ -- however invalidate any other reasons why the executable file might be -- -- covered by the GNU Public License. -- -- -- --- GNAT is maintained by Ada Core Technologies Inc (http://www.gnat.com). -- +-- GNAT was originally developed by the GNAT team at New York University. -- +-- Extensive contributions were provided by Ada Core Technologies Inc. -- -- -- ------------------------------------------------------------------------------ @@ -143,15 +144,17 @@ package GNAT.Command_Line is -- Returns the full name of the last switch found (Getopt only returns -- the first character) - function Getopt (Switches : String) return Character; + function Getopt + (Switches : String; + Concatenate : Boolean := True) return Character; -- This function moves to the next switch on the command line (defined -- as a switch character followed by a character within Switches, -- casing being significant). The result returned is the first -- character of the particular switch located. If there are no more - -- switches in the current section, returns ASCII.NUL. The switches - -- need not be separated by spaces (they can be concatenated if they do - -- not require an argument, e.g. -ab is the same as two separate - -- arguments -a -b). + -- switches in the current section, returns ASCII.NUL. If Concatenate is + -- True (by default), the switches need not be separated by spaces (they + -- can be concatenated if they do not require an argument, e.g. -ab is the + -- same as two separate arguments -a -b). -- -- Switches is a string of all the possible switches, separated by a -- space. A switch can be followed by one of the following characters : @@ -162,7 +165,7 @@ package GNAT.Command_Line is -- space on the command line between the switch and its parameter -- '!' The switch requires a parameter, but there can be no space on the -- command line between the switch and its parameter - -- '?' The switch may have an optional parameter. There can no space + -- '?' The switch may have an optional parameter. There can be no space -- between the switch and its argument -- ex/ if Switches has the following value : "a? b" -- The command line can be : @@ -208,6 +211,14 @@ package GNAT.Command_Line is -- Arbitrary characters are allowed for switches, although it is -- strongly recommanded to use only letters and digits for portability -- reasons. + -- + -- When Concatenate is False, individual switches need to be separated by + -- spaces. + -- + -- Example + -- Getopt ("a b", Concatenate => False) + -- If the command line is '-ab', exception Invalid_Switch will be + -- raised and Full_Switch will return "ab". function Get_Argument (Do_Expansion : Boolean := False) return String; -- Returns the next element in the command line which is not a switch. |
