diplodocus.org Git - nmh/blob - sbr/sigmsg.awk

   1 #
   2 # sigmsg.awk -- awk/nawk/gawk script to generate sigmsg.h
   3 #
   4 # provided by Geoff Wing <mason@werple.apana.org.au>
   5 #
   6 # $Id$
   7 #
   8 # On SunOS 4.1.3 - user-functions don't work properly, also \" problems
   9 # Without 0 + hacks some nawks compare numbers as strings
  10 #
  11 /^[\t ]*#[\t ]*define[\t _]*SIG[A-Z][A-Z0-9]*[\t ]*[1-9][0-9]*/ {
  12     sigindex = index($0, "SIG")
  13     sigtail = substr($0, sigindex, 80)
  14     split(sigtail, tmp)
  15     signam = substr(tmp[1], 4, 20)
  16     signum = tmp[2]
  17     if (sig[signum] == "") {
  18         sig[signum] = signam
  19         if (0 + max < 0 + signum && signum < 60)
  20             max = signum
  21         if (signam == "ABRT")   { msg[signum] = "abort" }
  22         if (signam == "ALRM")   { msg[signum] = "alarm" }
  23         if (signam == "BUS")    { msg[signum] = "bus error" }
  24         if (signam == "CHLD")   { msg[signum] = "death of child" }
  25         if (signam == "CLD")    { msg[signum] = "death of child" }
  26         if (signam == "CONT")   { msg[signum] = "continued" }
  27         if (signam == "EMT")    { msg[signum] = "EMT instruction" }
  28         if (signam == "FPE")    { msg[signum] = "floating point exception" }
  29         if (signam == "HUP")    { msg[signum] = "hangup" }
  30         if (signam == "ILL")    { msg[signum] = "illegal hardware instruction" }
  31         if (signam == "INFO")   { msg[signum] = "status request from keyboard" }
  32         if (signam == "INT")    { msg[signum] = "interrupt" }
  33         if (signam == "IO")     { msg[signum] = "i/o ready" }
  34         if (signam == "IOT")    { msg[signum] = "IOT instruction" }
  35         if (signam == "KILL")   { msg[signum] = "killed" }
  36         if (signam == "LOST")   { msg[signum] = "resource lost" }
  37         if (signam == "PIPE")   { msg[signum] = "broken pipe" }
  38         if (signam == "POLL")   { msg[signum] = "pollable event occurred" }
  39         if (signam == "PROF")   { msg[signum] = "profile signal" }
  40         if (signam == "PWR")    { msg[signum] = "power fail" }
  41         if (signam == "QUIT")   { msg[signum] = "quit" }
  42         if (signam == "SEGV")   { msg[signum] = "segmentation fault" }
  43         if (signam == "SYS")    { msg[signum] = "invalid system call" }
  44         if (signam == "TERM")   { msg[signum] = "terminated" }
  45         if (signam == "TRAP")   { msg[signum] = "trace trap" }
  46         if (signam == "URG")    { msg[signum] = "urgent condition" }
  47         if (signam == "USR1")   { msg[signum] = "user-defined signal 1" }
  48         if (signam == "USR2")   { msg[signum] = "user-defined signal 2" }
  49         if (signam == "VTALRM") { msg[signum] = "virtual time alarm" }
  50         if (signam == "WINCH")  { msg[signum] = "window size changed" }
  51         if (signam == "XCPU")   { msg[signum] = "cpu limit exceeded" }
  52         if (signam == "XFSZ")   { msg[signum] = "file size limit exceeded" }
  53     }
  54 }
  55
  56 END {
  57     ps = "%s"
  58     ifdstr = sprintf("\t%cstopped%s%c,\n", 34, ps, 34)
  59
  60     print "\n/*"
  61     print " * sigmsg.h -- architecture-customized signal messages for nmh"
  62     print " *"
  63     print " * automatically generated by sigmsg.awk"
  64     print " */\n"
  65     printf("%s  %d\n\n", "#define SIGCOUNT", max)
  66     print "char *sigmsg[SIGCOUNT+2] = {"
  67     print "\tNULL,"
  68
  69     for (i = 1; i <= 0 + max; i++)
  70         if (msg[i] == "") {
  71             if (sig[i] == "")
  72                 printf("\tNULL,\n")
  73             else if (sig[i] == "STOP")
  74                 printf ifdstr, " (signal)", " (signal)"
  75             else if (sig[i] == "TSTP")
  76                 printf ifdstr, "", ""
  77             else if (sig[i] == "TTIN")
  78                 printf ifdstr, " (tty input)", " (tty input)"
  79             else if (sig[i] == "TTOU")
  80                 printf ifdstr, " (tty output)", " (tty output)"
  81             else
  82                 printf("\t%cSIG%s%c,\n", 34, sig[i], 34)
  83         } else
  84             printf("\t%c%s%c,\n", 34, msg[i], 34)
  85     print "\tNULL"
  86     print "};"
  87 }