Annotation of tftpd/src/exec.c, revision 1.3
1.3 ! misho 1: /*************************************************************************
! 2: * (C) 2014 AITNET ltd - Sofia/Bulgaria - <misho@aitnet.org>
! 3: * by Michael Pounov <misho@elwix.org>
! 4: *
! 5: * $Author: misho $
! 6: * $Id: exec.c,v 1.2.6.1 2014/02/21 09:07:08 misho Exp $
! 7: *
! 8: **************************************************************************
! 9: The ELWIX and AITNET software is distributed under the following
! 10: terms:
! 11:
! 12: All of the documentation and software included in the ELWIX and AITNET
! 13: Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
! 14:
! 15: Copyright 2004 - 2014
! 16: by Michael Pounov <misho@elwix.org>. All rights reserved.
! 17:
! 18: Redistribution and use in source and binary forms, with or without
! 19: modification, are permitted provided that the following conditions
! 20: are met:
! 21: 1. Redistributions of source code must retain the above copyright
! 22: notice, this list of conditions and the following disclaimer.
! 23: 2. Redistributions in binary form must reproduce the above copyright
! 24: notice, this list of conditions and the following disclaimer in the
! 25: documentation and/or other materials provided with the distribution.
! 26: 3. All advertising materials mentioning features or use of this software
! 27: must display the following acknowledgement:
! 28: This product includes software developed by Michael Pounov <misho@elwix.org>
! 29: ELWIX - Embedded LightWeight unIX and its contributors.
! 30: 4. Neither the name of AITNET nor the names of its contributors
! 31: may be used to endorse or promote products derived from this software
! 32: without specific prior written permission.
! 33:
! 34: THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
! 35: ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 36: IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 37: ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
! 38: FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 39: DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 40: OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 41: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 42: LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 43: OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 44: SUCH DAMAGE.
! 45: */
1.2 misho 46: #include "global.h"
47: #include "exec.h"
48:
49:
50: void *
51: execProg(sched_task_t *task)
52: {
53: pid_t pid, res;
54: const char *str, *addr;
55: char port[STRSIZ] = { [0 ... STRSIZ - 1] = 0 },
56: opc[STRSIZ] = { [0 ... STRSIZ - 1] = 0 };
57: ait_val_t v = AIT_VAL_INITIALIZER(v);
58: int stat;
59:
60: ETRACE();
61:
62: str = cfg_getAttribute(&cfg, "exec_on", TASK_ARG(task));
63: if (!str)
64: taskExit(task, NULL);
65:
66: switch (pid = vfork()) {
67: case -1:
68: ESYSERR(0);
69: break;
70: case 0:
71: snprintf(opc, STRSIZ, "%hu", (u_short) TASK_DATLEN(task));
72: snprintf(port, STRSIZ, "%hu", (u_short) e_n2port(&cli.addr));
73: addr = e_n2addr(&cli.addr, &v);
74: EVERBOSE(1, "Execute %s %s %s %s %s %s %s", str, TASK_ARG(task), opc,
75: cli.file, cli.mode, addr, port);
76: execl(_PATH_BSHELL, _PATH_BSHELL, str, TASK_ARG(task), opc,
77: cli.file, cli.mode, addr, port, NULL);
78: AIT_FREE_VAL(&v);
79: _exit(127);
80: break;
81: default:
82: EVERBOSE(2, "Wait to finish executed program %s", str);
83: do {
84: res = waitpid(pid, &stat, 0);
85: } while (res == -1 && errno == EINTR);
86: break;
87: }
88:
89: taskExit(task, NULL);
90: }
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