BSD 4_4 release

[unix-history] / usr / src / usr.bin / pascal / pdx / command / remake.c

/*-
* Copyright (c) 1982, 1993
*      The Regents of the University of California.  All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
*    must display the following acknowledgement:
*      This product includes software developed by the University of
*      California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
*    may be used to endorse or promote products derived from this software
*    without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/

#ifndef lint
static char sccsid[] = "@(#)remake.c    8.1 (Berkeley) 6/6/93";
#endif /* not lint */

/*
* Remake the object file from the source.
*/

#include "defs.h"
#include "command.h"
#include "object.h"

/*
* Invoke "pi" on the dotpfile, then reread the symbol table information.
*
* We have to save tracing info before, and read it in after, because
* it might contain symbol table pointers.
*
* We also have to restart the process so that px dependent information
* is recomputed.
*/

remake()
{
   char *tmpfile;

   if (call("pi", stdin, stdout, dotpfile, NIL) == 0) {
       if (strcmp(objname, "obj") != 0) {
           call("mv", stdin, stdout, "obj", objname, NIL);
       }
       tmpfile = mktemp(strdup("/tmp/pdxXXXX"));
       setout(tmpfile);
       status();
       unsetout();
       bpfree();
       objfree();
       initstart();
       readobj(objname);
       setinput(tmpfile);
       unlink(tmpfile);
   } else {
       puts("pi unsuccessful");
   }
}