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| | #
# {g,n}awk script to generate signames.c
# This version relies on the previous output of the preprocessor
# on sigtmp.c, sigtmp.out, which is in turn generated by signames1.awk.
#
# NB: On SunOS 4.1.3 - user-functions don't work properly, also \" problems
# Without 0 + hacks some nawks compare numbers as strings
#
/^[\t ]*XXNAMES XXSIG[A-Z][A-Z0-9]*[\t ][\t ]*[1-9][0-9]*/ {
sigindex = index($0, "SIG")
sigtail = substr($0, sigindex, 80)
split(sigtail, tmp)
signam = substr(tmp[1], 4, 20)
signum = tmp[2]
if (signam == "CHLD" && sig[signum] == "CLD") sig[signum] = ""
if (signam == "POLL" && sig[signum] == "IO") sig[signum] = ""
if (signam == "ABRT" && sig[signum] == "IOT") sig[signum] = ""
if (sig[signum] == "") {
sig[signum] = signam
if (0 + max < 0 + signum && signum < 60)
max = signum
if (signam == "ABRT") { msg[signum] = "abort" }
if (signam == "ALRM") { msg[signum] = "alarm" }
if (signam == "BUS") { msg[signum] = "bus error" }
if (signam == "CHLD") { msg[signum] = "death of child" }
if (signam == "CLD") { msg[signum] = "death of child" }
if (signam == "CONT") { msg[signum] = "continued" }
if (signam == "EMT") { msg[signum] = "EMT instruction" }
if (signam == "FPE") { msg[signum] = "floating point exception" }
if (signam == "HUP") { msg[signum] = "hangup" }
if (signam == "ILL") { msg[signum] = "illegal hardware instruction" }
if (signam == "INFO") { msg[signum] = "status request from keyboard" }
if (signam == "INT") { msg[signum] = "interrupt" }
if (signam == "IO") { msg[signum] = "i/o ready" }
if (signam == "IOT") { msg[signum] = "IOT instruction" }
if (signam == "KILL") { msg[signum] = "killed" }
if (signam == "LOST") { msg[signum] = "resource lost" }
if (signam == "PIPE") { msg[signum] = "broken pipe" }
if (signam == "POLL") { msg[signum] = "pollable event occurred" }
if (signam == "PROF") { msg[signum] = "profile signal" }
if (signam == "PWR") { msg[signum] = "power fail" }
if (signam == "QUIT") { msg[signum] = "quit" }
if (signam == "SEGV") { msg[signum] = "segmentation fault" }
if (signam == "SYS") { msg[signum] = "invalid system call" }
if (signam == "TERM") { msg[signum] = "terminated" }
if (signam == "TRAP") { msg[signum] = "trace trap" }
if (signam == "URG") { msg[signum] = "urgent condition" }
if (signam == "USR1") { msg[signum] = "user-defined signal 1" }
if (signam == "USR2") { msg[signum] = "user-defined signal 2" }
if (signam == "VTALRM") { msg[signum] = "virtual time alarm" }
if (signam == "WINCH") { msg[signum] = "window size changed" }
if (signam == "XCPU") { msg[signum] = "cpu limit exceeded" }
if (signam == "XFSZ") { msg[signum] = "file size limit exceeded" }
}
}
END {
ps = "%s"
ifdstr = sprintf("# ifdef USE_SUSPENDED\n\t%csuspended%s%c,\n%s else\n\t%cstopped%s%c,\n# endif\n", 34, ps, 34, "#", 34, ps, 34)
printf "/** signames.c **/\n"
printf "/** architecture-customized signames.c for zsh **/\n"
printf "\n"
printf "#define SIGCOUNT\t%d\n", max
printf "\n"
printf "#include %czsh.mdh%c\n", 34, 34
printf "\n"
printf "/**/\n"
printf "#define sigmsg(sig) ((sig) <= SIGCOUNT ? sig_msg[sig]"
printf " : %c%s%c)", 34, "unknown signal", 34
printf "\n"
printf "/**/\n"
printf "mod_export char *sig_msg[SIGCOUNT+2] = {\n"
printf "\t%c%s%c,\n", 34, "done", 34
for (i = 1; i <= 0 + max; i++)
if (msg[i] == "") {
if (sig[i] == "")
printf("\t%c%c,\n", 34, 34)
else if (sig[i] == "STOP")
printf ifdstr, " (signal)", " (signal)"
else if (sig[i] == "TSTP")
printf ifdstr, "", ""
else if (sig[i] == "TTIN")
printf ifdstr, " (tty input)", " (tty input)"
else if (sig[i] == "TTOU")
printf ifdstr, " (tty output)", " (tty output)"
else
printf("\t%cSIG%s%c,\n", 34, sig[i], 34)
} else
printf("\t%c%s%c,\n", 34, msg[i], 34)
print "\tNULL"
print "};"
print ""
print "/**/"
printf "char *sigs[SIGCOUNT+4] = {\n"
printf("\t%cEXIT%c,\n", 34, 34)
for (i = 1; i <= 0 + max; i++)
if (sig[i] == "")
printf("\t%c%d%c,\n", 34, i, 34)
else
printf("\t%c%s%c,\n", 34, sig[i], 34)
printf("\t%cZERR%c,\n", 34, 34)
printf("\t%cDEBUG%c,\n", 34, 34)
print "\tNULL"
print "};"
}
|