73 lines
2.0 KiB
C
73 lines
2.0 KiB
C
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/* Utilities to execute a program in a subprocess (possibly linked by pipes
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with other subprocesses), and wait for it. OS/2 specialization.
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Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003
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Free Software Foundation, Inc.
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This file is part of the libiberty library.
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Libiberty is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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Libiberty is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with libiberty; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include "pex-common.h"
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#ifdef HAVE_STDLIB_H
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#include <stdlib.h>
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#endif
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#ifdef HAVE_SYS_WAIT_H
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#include <sys/wait.h>
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#endif
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/* ??? Does OS2 have process.h? */
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extern int spawnv ();
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extern int spawnvp ();
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int
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pexecute (program, argv, this_pname, temp_base, errmsg_fmt, errmsg_arg, flags)
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const char *program;
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char * const *argv;
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const char *this_pname;
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const char *temp_base;
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char **errmsg_fmt, **errmsg_arg;
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int flags;
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{
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int pid;
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if ((flags & PEXECUTE_ONE) != PEXECUTE_ONE)
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abort ();
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/* ??? Presumably 1 == _P_NOWAIT. */
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pid = (flags & PEXECUTE_SEARCH ? spawnvp : spawnv) (1, program, argv);
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if (pid == -1)
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{
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*errmsg_fmt = install_error_msg;
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*errmsg_arg = program;
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return -1;
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}
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return pid;
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}
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int
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pwait (pid, status, flags)
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int pid;
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int *status;
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int flags;
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{
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/* ??? Here's an opportunity to canonicalize the values in STATUS.
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Needed? */
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int pid = wait (status);
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return pid;
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}
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