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

   1
   2 /*
   3  * pidstatus.c -- report child's status
   4  *
   5  * $Id$
   6  *
   7  * This code is Copyright (c) 2002, by the authors of nmh.  See the
   8  * COPYRIGHT file in the root directory of the nmh distribution for
   9  * complete copyright information.
  10  */
  11
  12 #include <h/mh.h>
  13
  14 /*
  15  * auto-generated header
  16  */
  17 #include <sigmsg.h>
  18
  19 #ifdef HAVE_SYS_WAIT_H
  20 # include <sys/wait.h>
  21 #endif
  22
  23 #ifndef WTERMSIG
  24 # define WTERMSIG(s) ((int)((s) & 0x7F))
  25 #endif
  26
  27 #ifndef WCOREDUMP
  28 # define WCOREDUMP(s) ((s) & 0x80)
  29 #endif
  30
  31 int
  32 pidstatus (int status, FILE *fp, char *cp)
  33 {
  34     int signum;
  35
  36 /*
  37  * I have no idea what this is for (rc)
  38  * so I'm commenting it out for right now.
  39  *
  40  *  if ((status & 0xff00) == 0xff00)
  41  *      return status;
  42  */
  43
  44     /* If child process returned normally */
  45     if (WIFEXITED(status)) {
  46         if ((signum = WEXITSTATUS(status))) {
  47             if (cp)
  48                 fprintf (fp, "%s: ", cp);
  49             fprintf (fp, "exit %d\n", signum);
  50         }
  51     } else if (WIFSIGNALED(status)) {
  52         /* If child process terminated due to receipt of a signal */
  53         signum = WTERMSIG(status);
  54         if (signum != SIGINT) {
  55             if (cp)
  56                 fprintf (fp, "%s: ", cp);
  57             fprintf (fp, "signal %d", signum);
  58             if (signum >= 0 && signum < sizeof(sigmsg) && sigmsg[signum] != NULL)
  59                 fprintf (fp, " (%s%s)\n", sigmsg[signum],
  60                          WCOREDUMP(status) ? ", core dumped" : "");
  61             else
  62                 fprintf (fp, "%s\n", WCOREDUMP(status) ? " (core dumped)" : "");
  63         }
  64     }
  65
  66     return status;
  67 }