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