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