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- /* RCS -- $Header: /u2/dvadura/src/generic/dmake/src/unix/RCS/rmprq.c,v 1.1 91/05/06 15:27:28 dvadura Exp $
- -- SYNOPSIS -- remove prerequisites code.
- --
- -- DESCRIPTION
- -- This code is different for DOS and for UNIX and parallel make
- -- architectures since the parallel case requires the rm's to be
- -- run in parallel, whereas DOS guarantees to run them sequentially.
- --
- -- AUTHOR
- -- Dennis Vadura, dvadura@watdragon.uwaterloo.ca
- -- CS DEPT, University of Waterloo, Waterloo, Ont., Canada
- --
- -- COPYRIGHT
- -- Copyright (c) 1990 by Dennis Vadura. All rights reserved.
- --
- -- This program is free software; you can redistribute it and/or
- -- modify it under the terms of the GNU General Public License
- -- (version 1), as published by the Free Software Foundation, and
- -- found in the file 'LICENSE' included with this distribution.
- --
- -- This program is distributed in the hope that it will be useful,
- -- but WITHOUT ANY WARRANTY; without even the implied warrant 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
- -- along with this program; if not, write to the Free Software
- -- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- --
- -- LOG
- -- $Log: rmprq.c,v $
- * Revision 1.1 91/05/06 15:27:28 dvadura
- * dmake Release Version 3.7
- *
- */
-
- #include "extern.h"
-
- PUBLIC void
- Remove_prq( tcp )
- CELLPTR tcp;
- {
- static LINKPTR rlp = NIL(LINK);
- static flag = 0;
- static HASHPTR m_at, m_q, m_b, m_g, m_l, m_bb, m_up;
- char *m_at_s, *m_g_s, *m_q_s, *m_b_s, *m_l_s, *m_bb_s, *m_up_s;
- LINKPTR tlp;
-
- tcp->ce_flag &= ~(F_MADE|F_VISITED);
- tcp->ce_time = 0L;
-
- for( tlp=rlp; tlp !=NIL(LINK); tlp=tlp->cl_next )
- if( (tlp->cl_prq->ce_flag & (F_VISITED|F_MADE)) != F_VISITED )
- break;
-
- if( tlp == NIL(LINK) ) {
- TALLOC(tlp, 1, LINK);
- TALLOC(tlp->cl_prq, 1, CELL);
- tlp->cl_next = rlp;
- rlp = tlp;
- }
-
- *tlp->cl_prq = *tcp;
-
- /* We save the dynamic macro values here, as it is possible that the
- * .REMOVE recipe is getting executed for a target while some other target
- * is in the middle of executing it's list of recipe lines, in this case
- * the values of $@ etc, must be preserved so that when we return to
- * complete the other recipe we must make certain that the values of it's
- * dynamic macros are unmodified. */
-
- if( !flag ) {
- /* Do the getting of the macros only once. */
- flag = 1;
- m_at = Get_name("@", Macs, TRUE);
- m_g = Get_name(">", Macs, TRUE);
- m_q = Get_name("?", Macs, TRUE);
- m_b = Get_name("<", Macs, TRUE);
- m_l = Get_name("&", Macs, TRUE);
- m_bb = Get_name("*", Macs, TRUE);
- m_up = Get_name("^", Macs, TRUE);
- }
-
- m_at_s = m_at->ht_value; m_at->ht_value = NIL(char);
- m_g_s = m_g->ht_value; m_g->ht_value = NIL(char);
- m_q_s = m_q->ht_value; m_q->ht_value = NIL(char);
- m_b_s = m_b->ht_value; m_b->ht_value = NIL(char);
- m_l_s = m_l->ht_value; m_l->ht_value = NIL(char);
- m_bb_s = m_bb->ht_value; m_bb->ht_value = NIL(char);
- m_up_s = m_up->ht_value; m_up->ht_value = NIL(char);
-
- Make( tlp->cl_prq, tlp, NIL(CELL) );
- if( tlp->cl_prq->ce_dir ){
- FREE(tlp->cl_prq->ce_dir);
- tlp->cl_prq->ce_dir=NIL(char);
- }
-
- m_at->ht_value = m_at_s;
- m_g->ht_value = m_g_s;
- m_q->ht_value = m_q_s;
- m_b->ht_value = m_b_s;
- m_l->ht_value = m_l_s;
- m_bb->ht_value = m_bb_s;
- m_up->ht_value = m_up_s;
- }
-