166 lines
2.5 KiB
C
166 lines
2.5 KiB
C
/* test.c: misc Cygwin testing code
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Copyright 1996, 1998, 1999, 2000, 2001 Red Hat, Inc.
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This file is part of Cygwin.
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This software is a copyrighted work licensed under the terms of the
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Cygwin license. Please consult the file "CYGWIN_LICENSE" for
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details. */
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#include <stdio.h>
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#include <windows.h>
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char a[] ="This is static data";
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void
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test1()
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{
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int depth = 0;
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while (depth < 5)
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{
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int r;
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printf ("about to fork %d\n", depth);
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r = fork ();
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if (r == 0)
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{
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int res;
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depth++;
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printf ("************Depth is %d\n", depth);
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sleep (1);
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}
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else
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{
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printf ("This is the parent, quitting %d\n", depth);
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sleep (1);
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exit (1);
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}
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printf ("done loop, depth %d\n", depth);
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}
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}
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#define N 10
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int v[N];
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startup ()
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{
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int i;
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for (i = 0; i < N; i++)
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{
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int r;
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fflush (stdout);
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r = fork ();
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if (r)
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{
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v[i] = r;
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printf ("started %d, were'id %d\n", v[i], GetCurrentProcessId ());
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fflush (stdout);
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}
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else
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{
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/* running the child, sleep a bit and exit. */
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printf ("the fork said 0, were %d\n", GetCurrentProcessId ());
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fflush (stdout);
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sleep (2);
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printf ("Running, and exiting %d\n", i);
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fflush (stdout);
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_exit (i + 0x30);
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}
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}
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}
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test2()
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{
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int i;
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startup ();
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sleep (1);
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/* Wait for them one by one */
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for (i = 0; i < N; i++)
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{
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int res;
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waitpid (v[i], &res, 0);
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printf ("Process %d gave res %x\n", v[i], res);
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if (res != (0x30 + i) << 8)
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printf ("***** BAD *** Process %d gave res %x\n", v[i], res);
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}
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}
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test3()
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{
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int i;
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startup ();
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/* Wait for them all at the same time */
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for (i = 0; i < N; i++)
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{
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int res;
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wait (&res);
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printf ("Got res %x\n", res);
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}
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}
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test5()
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{
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char *c = strdup ("HI STEVE");
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printf ("c is %s\n", c);
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free (c);
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}
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int count;
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main (int ac, char **av)
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{
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int r;
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int done;
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int test;
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fprintf (stderr,"TO STDERR\n");
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if (ac < 2) {
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printf ("usage: test <n>\n");
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exit (2);
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}
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test = atoi (av[1]);
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printf ("%d %d Hi steve, about to start fork test %d %d.\n",getpid (), count++, test,
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GetCurrentProcessId ());
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fflush (stdout);
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switch (test)
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{
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case 1:
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test1();
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break;
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case 2:
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test2();
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break;
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case 3:
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test3();
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break;
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case 4:
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SetConsoleTextAttribute (GetStdHandle (STD_OUTPUT_HANDLE), FOREGROUND_RED);
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break;
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case 5:
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test5();
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break;
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}
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}
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free ()
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{
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printf ("MY FREE!\n");
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}
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char b[100000];
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int i;
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malloc (x)
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{
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char *r = b + i;
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i += x;
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return r;
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}
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realloc ()
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{
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}
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