diplodocus.org Git - nmh/blob - sbr/pidstatus.c

   1
   2 /*
   3  * pidstatus.c -- report child's status
   4  *
   5  * $Id$
   6  */
   7
   8 #include <h/mh.h>
   9
  10 /*
  11  * auto-generated header
  12  */
  13 #include <sigmsg.h>
  14
  15 #ifdef HAVE_SYS_WAIT_H
  16 # include <sys/wait.h>
  17 #endif
  18
  19 #ifndef WTERMSIG
  20 # define WTERMSIG(s) ((int)((s) & 0x7F))
  21 #endif
  22
  23 #ifndef WCOREDUMP
  24 # define WCOREDUMP(s) ((s) & 0x80)
  25 #endif
  26
  27 int
  28 pidstatus (int status, FILE *fp, char *cp)
  29 {
  30     int signum;
  31
  32 /*
  33  * I have no idea what this is for (rc)
  34  * so I'm commenting it out for right now.
  35  *
  36  *  if ((status & 0xff00) == 0xff00)
  37  *      return status;
  38  */
  39
  40     /* If child process returned normally */
  41     if (WIFEXITED(status)) {
  42         if ((signum = WEXITSTATUS(status))) {
  43             if (cp)
  44                 fprintf (fp, "%s: ", cp);
  45             fprintf (fp, "exit %d\n", signum);
  46         }
  47     } else if (WIFSIGNALED(status)) {
  48         /* If child process terminated due to receipt of a signal */
  49         signum = WTERMSIG(status);
  50         if (signum != SIGINT) {
  51             if (cp)
  52                 fprintf (fp, "%s: ", cp);
  53             fprintf (fp, "signal %d", signum);
  54             if (signum >= 0 && signum < sizeof(sigmsg) && sigmsg[signum] != NULL)
  55                 fprintf (fp, " (%s%s)\n", sigmsg[signum],
  56                          WCOREDUMP(status) ? ", core dumped" : "");
  57             else
  58                 fprintf (fp, "%s\n", WCOREDUMP(status) ? " (core dumped)" : "");
  59         }
  60     }
  61
  62     return status;
  63 }