util-vserver-0.30.208

[util-vserver.git] / tests / testopenf.c

diff --git a/tests/testopenf.c b/tests/testopenf.c
new file mode 100644 (file)
index 0000000..37f4168
--- /dev/null
+++ b/tests/testopenf.c
@@ -0,0 +1,55 @@
+// $Id: testopenf.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/testopenf.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 nbopen\n");
+       }else{
+               int nbproc = atoi(argv[1]);
+               int nbopen = atoi(argv[2]);
+               int i;
+               int status;
+               for (i=0; i<nbproc; i++){
+                       if (fork()==0){
+                               int j;
+                               for (j=0; j<nbopen; j++){
+                                       FILE *fin = fopen ("/proc/self/status","r");
+                                       if (fin == NULL){
+                                               fprintf (stderr,"Can't open %d (%s)\n",errno,strerror(errno));
+                                               break;
+                                       }
+                               }
+                               printf ("%d open files, sleeping\n",j);
+                               sleep (100);
+                               _exit (0);
+                       }
+               }
+               while (wait(&status)!=-1);
+       }
+       return 0;
+}
+