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
52
53
|
// $Id: testlimit.c,v 1.3 2004/01/13 14:56:26 ensc Exp $
// Copyright (C) 2003 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
// based on tests/testlimit.cc by Jacques Gelinas
//
// 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, 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#include <stdio.h>
#include <stdlib.h>
#include <sys/wait.h>
#include <string.h>
#include <errno.h>
#include <unistd.h>
int main (int argc, char *argv[])
{
if (argc != 3){
fprintf (stderr,"testlimit nbprocess malloc_size\n");
}else{
int nbproc = atoi(argv[1]);
int size = atoi(argv[2]);
int i;
int status;
for (i=0; i<nbproc; i++){
if (fork()==0){
void *pt = malloc(size);
if (pt == NULL){
fprintf (stderr,"Child %d: can't malloc (%s)\n"
,i,strerror(errno));
}else{
memset (pt,1,size);
}
sleep (100);
_exit (0);
}
}
while (wait(&status)!=-1);
}
return 0;
}
|
