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Diffstat (limited to 'gcc/ada/g-enblsp.adb')
| -rw-r--r-- | gcc/ada/g-enblsp.adb | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/gcc/ada/g-enblsp.adb b/gcc/ada/g-enblsp.adb deleted file mode 100644 index 8c583291e29..00000000000 --- a/gcc/ada/g-enblsp.adb +++ /dev/null @@ -1,115 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- GNAT LIBRARY COMPONENTS -- --- -- --- G N A T . E X P E C T . N O N _ B L O C K I N G _ S P A W N -- --- -- --- B o d y -- --- -- --- Copyright (C) 2002 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- -- --- ware Foundation; either version 2, 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 COPYING. If not, write -- --- to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, -- --- MA 02111-1307, USA. -- --- -- --- As a special exception, if other files instantiate generics from this -- --- unit, or you link this unit with other files to produce an executable, -- --- this unit does not by itself cause the resulting executable to be -- --- covered by the GNU General Public License. This exception does not -- --- 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). -- --- -- ------------------------------------------------------------------------------- - --- This is the default version. Used everywhere except VMS. - -separate (GNAT.Expect) -procedure Non_Blocking_Spawn - (Descriptor : out Process_Descriptor'Class; - Command : String; - Args : GNAT.OS_Lib.Argument_List; - Buffer_Size : Natural := 4096; - Err_To_Out : Boolean := False) -is - function Fork return Process_Id; - pragma Import (C, Fork, "__gnat_expect_fork"); - -- Starts a new process if possible. - -- See the Unix command fork for more information. On systems that - -- don't support this capability (Windows...), this command does - -- nothing, and Fork will return Null_Pid. - - Pipe1, Pipe2, Pipe3 : aliased Pipe_Type; - - Arg : String_Access; - Arg_List : aliased array (1 .. Args'Length + 2) of System.Address; - - Command_With_Path : String_Access; - -begin - -- Create the rest of the pipes - - Set_Up_Communications - (Descriptor, Err_To_Out, Pipe1'Access, Pipe2'Access, Pipe3'Access); - - -- Fork a new process - - Descriptor.Pid := Fork; - - -- Are we now in the child (or, for Windows, still in the common - -- process). - - if Descriptor.Pid = Null_Pid then - - Command_With_Path := Locate_Exec_On_Path (Command); - - -- Prepare an array of arguments to pass to C - Arg := new String (1 .. Command_With_Path'Length + 1); - Arg (1 .. Command_With_Path'Length) := Command_With_Path.all; - Arg (Arg'Last) := ASCII.Nul; - Arg_List (1) := Arg.all'Address; - - for J in Args'Range loop - Arg := new String (1 .. Args (J)'Length + 1); - Arg (1 .. Args (J)'Length) := Args (J).all; - Arg (Arg'Last) := ASCII.Nul; - Arg_List (J + 2 - Args'First) := Arg.all'Address; - end loop; - - Arg_List (Arg_List'Last) := System.Null_Address; - - -- This does not return on Unix systems - - Set_Up_Child_Communications - (Descriptor, Pipe1, Pipe2, Pipe3, Command_With_Path.all, - Arg_List'Address); - - Free (Command_With_Path); - end if; - - -- Did we have an error when spawning the child ? - - if Descriptor.Pid < Null_Pid then - null; - else - -- We are now in the parent process - - Set_Up_Parent_Communications (Descriptor, Pipe1, Pipe2, Pipe3); - end if; - - -- Create the buffer - - Descriptor.Buffer_Size := Buffer_Size; - - if Buffer_Size /= 0 then - Descriptor.Buffer := new String (1 .. Positive (Buffer_Size)); - end if; -end Non_Blocking_Spawn; |