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Annotation of coherent/g/usr/lib/uucp/tay104/unix/run.c, revision 1.1.1.1

1.1       root        1: /* run.c
                      2:    Run a program.
                      3: 
                      4:    Copyright (C) 1992 Ian Lance Taylor
                      5: 
                      6:    This file is part of the Taylor UUCP package.
                      7: 
                      8:    This program is free software; you can redistribute it and/or
                      9:    modify it under the terms of the GNU General Public License as
                     10:    published by the Free Software Foundation; either version 2 of the
                     11:    License, or (at your option) any later version.
                     12: 
                     13:    This program is distributed in the hope that it will be useful, but
                     14:    WITHOUT ANY WARRANTY; without even the implied warranty of
                     15:    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
                     16:    General Public License for more details.
                     17: 
                     18:    You should have received a copy of the GNU General Public License
                     19:    along with this program; if not, write to the Free Software
                     20:    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
                     21: 
                     22:    The author of the program may be contacted at [email protected] or
                     23:    c/o Infinity Development Systems, P.O. Box 520, Waltham, MA 02254.
                     24:    */
                     25: 
                     26: #include "uucp.h"
                     27: 
                     28: #include "uudefs.h"
                     29: #include "sysdep.h"
                     30: #include "system.h"
                     31: 
                     32: #include <errno.h>
                     33: 
                     34: /* Start up a new program and end the current one.  We don't have to
                     35:    worry about SIGHUP because the current process is either not a
                     36:    process group leader (uucp, uux) or it does not have a controlling
                     37:    terminal (uucico).  */
                     38: 
                     39: boolean
                     40: fsysdep_run (zprogram, zarg1, zarg2)
                     41:      const char *zprogram;
                     42:      const char *zarg1;
                     43:      const char *zarg2;
                     44: {
                     45:   char *zlib;
                     46:   const char *azargs[4];
                     47:   int aidescs[3];
                     48:   pid_t ipid;
                     49: 
                     50:   zlib = zbufalc (sizeof SBINDIR + sizeof "/" + strlen (zprogram));
                     51:   sprintf (zlib, "%s/%s", SBINDIR, zprogram);
                     52: 
                     53:   azargs[0] = zlib;
                     54:   azargs[1] = zarg1;
                     55:   azargs[2] = zarg2;
                     56:   azargs[3] = NULL;
                     57: 
                     58:   aidescs[0] = SPAWN_NULL;
                     59:   aidescs[1] = SPAWN_NULL;
                     60:   aidescs[2] = SPAWN_NULL;
                     61: 
                     62:   /* We pass fsetuid and fshell as TRUE, which permits uucico and
                     63:      uuxqt to be replaced by (non-setuid) shell scripts.  */
                     64:   ipid = ixsspawn (azargs, aidescs, TRUE, FALSE, (const char *) NULL,
                     65:                   FALSE, TRUE, (const char *) NULL,
                     66:                   (const char *) NULL, (const char *) NULL);
                     67:   ubuffree (zlib);
                     68:   if (ipid < 0)
                     69:     {
                     70:       ulog (LOG_ERROR, "ixsspawn: %s", strerror (errno));
                     71:       return FALSE;
                     72:     }
                     73: 
                     74:   return TRUE;
                     75: }

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