mirror of
https://github.com/moses-smt/mosesdecoder.git
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85 lines
1.8 KiB
C
85 lines
1.8 KiB
C
/*
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* Copyright 1993, 1995 Christopher Seiwald.
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*
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* This file is part of Jam - see jam.c for Copyright information.
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*/
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/* This file is ALSO:
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* Copyright 2001-2004 David Abrahams.
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* Distributed under the Boost Software License, Version 1.0.
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* (See accompanying file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
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*/
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/*
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* command.c - maintain lists of commands
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*/
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#include "jam.h"
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#include "command.h"
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#include "lists.h"
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#include "rules.h"
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#include <assert.h>
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/*
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* cmd_new() - return a new CMD.
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*/
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CMD * cmd_new( RULE * rule, LIST * targets, LIST * sources, LIST * shell )
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{
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CMD * cmd = (CMD *)BJAM_MALLOC( sizeof( CMD ) );
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FRAME frame[ 1 ];
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assert( cmd );
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cmd->rule = rule;
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cmd->shell = shell;
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cmd->next = 0;
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cmd->noop = 0;
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lol_init( &cmd->args );
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lol_add( &cmd->args, targets );
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lol_add( &cmd->args, sources );
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string_new( cmd->buf );
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frame_init( frame );
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frame->module = rule->module;
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lol_init( frame->args );
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lol_add( frame->args, list_copy( targets ) );
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lol_add( frame->args, list_copy( sources ) );
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function_run_actions( rule->actions->command, frame, stack_global(),
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cmd->buf );
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frame_free( frame );
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return cmd;
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}
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/*
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* cmd_free() - free a CMD
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*/
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void cmd_free( CMD * cmd )
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{
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lol_free( &cmd->args );
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list_free( cmd->shell );
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string_free( cmd->buf );
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BJAM_FREE( (void *)cmd );
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}
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/*
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* cmd_release_targets_and_shell()
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*
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* Makes the CMD release its hold on its targets & shell lists and forget
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* about them. Useful in case caller still has references to those lists and
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* wants to reuse them after freeing the CMD object.
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*/
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void cmd_release_targets_and_shell( CMD * cmd )
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{
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cmd->args.list[ 0 ] = L0; /* targets */
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cmd->shell = L0; /* shell */
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}
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