Attachment 204101 Details for Bug 301791 – standalone test case

standalone test case

ppc-ptrace-exec-full-regs.c (text/x-csrc), 1.42 KB, created by Roland McGrath on 2007-09-24 12:37:36 UTC

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Creator: Roland McGrath

Created: 2007-09-24 12:37:36 UTC

Size: 1.42 KB

patch

obsolete

>#include <stddef.h>
>#include <stdio.h>
>#include <errno.h>
>#include <unistd.h>
>#include <signal.h>
>#include <error.h>
>#include <sys/wait.h>
>#include <sys/ptrace.h>
>#include <sys/mman.h>
>#include <linux/ptrace.h>
>#include <asm/user.h>
>
>int
>main (void)
>{
>  pid_t child = fork ();
>  if (child == 0)
>    {
>      ptrace (PTRACE_TRACEME);
>      raise (SIGTERM);
>      execl ("/bin/true", "true", NULL);
>      _exit (127);
>    }
>  else
>    {
>      long value;
>      int status;
>      if (waitpid (child, &status, 0) != child)
>	error (1, errno, "waitpid");
>      if (!WIFSTOPPED (status) || WSTOPSIG (status) != SIGTERM)
>	error (1, 0, "first status %x", status);
>      if (ptrace (PTRACE_SETOPTIONS, child, 0L, PTRACE_O_TRACEEXEC) != 0)
>	error (1, errno, "PTRACE_SETOPTIONS");
>      if (ptrace (PTRACE_CONT, child, 0L, 0L) != 0)
>	error (1, errno, "PTRACE_CONT");
>      if (waitpid (child, &status, 0) != child)
>	error (1, errno, "waitpid");
>      if (!WIFSTOPPED (status)
>	  || (status >> 8) != (SIGTRAP | (PTRACE_EVENT_EXEC<<8)))
>	error (1, 0, "second status %x", status);
>      value = ptrace (PTRACE_PEEKUSR, child, 0L, 0L);
>      error (0, 0, "gpr0 value %lx", value);
>      if (ptrace (PTRACE_CONT, child, 0L, 0L) != 0)
>	error (1, errno, "PTRACE_CONT");
>      if (waitpid (child, &status, 0) != child)
>	error (1, errno, "waitpid");
>      if (!WIFEXITED (status) || WEXITSTATUS (status) != 0)
>	error (2, 0, "third status %x", status);
>    }
>  return 0;
>}

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Attachments on bug 301791: 204051 | 204101