1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
|
/*************************************************************************
*
* HTCd - Copyright (C) 1998-2006 Henrik Rydberg
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <mt/issue.h>
#include <signal.h>
#include <sys/wait.h>
void issue_t::run(mstream& out,const sref& in) throw(merror_t)
{
int ip[2],op[2];
pipe(ip); pipe(op);
sigignore(SIGPIPE);
int pid=fork();
if(pid) {
close(ip[0]);
close(op[1]);
write(ip[1],in.data(),in.size());
close(ip[1]);
sref_t buf; int n;
while((n=read(op[0],buf,sizeof(sref_t)))>0) out.write(buf,n);
close(op[0]);
if(wait(0)<0) kill(pid,SIGKILL);
}
else {
close(ip[1]);
close(op[0]);
dup2(ip[0],0);
close(ip[0]);
dup2(op[1],1);
close(op[1]);
execv(*argv(),argv());
_exit(0);
}
}
|
