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			110 lines
		
	
	
	
		
			3.8 KiB
		
	
	
	
		
			Awk
		
	
	
	
	
	
			
		
		
	
	
			110 lines
		
	
	
	
		
			3.8 KiB
		
	
	
	
		
			Awk
		
	
	
	
	
	
#
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# rlimits.awk: {g,n}awk script to generate rlimits.h
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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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BEGIN {limidx = 0}
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/^[\t ]*(#[\t ]*define[\t _]*RLIMIT_[A-Z_]*[\t ]*[0-9][0-9]*|RLIMIT_[A-Z_]*,[\t ]*|_*RLIMIT_[A-Z_]*[\t ]*=[\t ]*[0-9][0-9]*,[\t ]*)/ {
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    limindex = index($0, "RLIMIT_")
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    limtail = substr($0, limindex, 80)
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    split(limtail, tmp)
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    limnam = substr(tmp[1], 8, 20)
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    limnum = tmp[2]
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    # in this case I assume GNU libc resourcebits.h
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    if (limnum == "") {
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	limnum = limidx++
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	limindex = index($0, ",")
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	limnam = substr(limnam, 1, limindex-1)
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    }
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    if (limnum == "=") {
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	if (tmp[3] ~ /^[0-9]/) {
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	    limnum = tmp[3] + 0
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	} else {
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	    limnum = limidx++
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	}
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	limindex = index($0, ",")
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	limnam = substr(limnam, 1, limindex-1)
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    }
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    limrev[limnam] = limnum
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    if (lim[limnum] == "") {
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	lim[limnum] = limnam
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	if (limnum ~ /^[0-9]*$/) {
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	    if (limnam == "AIO_MEM") { msg[limnum] = "Maiomemorylocked" }
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	    if (limnam == "AIO_OPS") { msg[limnum] = "Naiooperations" }
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	    if (limnam == "AS")      { msg[limnum] = "Maddressspace" }
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	    if (limnam == "CORE")    { msg[limnum] = "Mcoredumpsize" }
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	    if (limnam == "CPU")     { msg[limnum] = "Tcputime" }
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	    if (limnam == "DATA")    { msg[limnum] = "Mdatasize" }
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	    if (limnam == "FSIZE")   { msg[limnum] = "Mfilesize" }
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	    if (limnam == "LOCKS")   { msg[limnum] = "Nmaxfilelocks" }
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	    if (limnam == "MEMLOCK") { msg[limnum] = "Mmemorylocked" }
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	    if (limnam == "NOFILE")  { msg[limnum] = "Ndescriptors" }
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	    if (limnam == "NPROC")   { msg[limnum] = "Nmaxproc" }
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	    if (limnam == "OFILE")   { msg[limnum] = "Ndescriptors" }
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	    if (limnam == "PTHREAD") { msg[limnum] = "Nmaxpthreads" }
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	    if (limnam == "RSS")     { msg[limnum] = "Mresident" }
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	    if (limnam == "SBSIZE")  { msg[limnum] = "Msockbufsize" }
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	    if (limnam == "STACK")   { msg[limnum] = "Mstacksize" }
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	    if (limnam == "TCACHE")  { msg[limnum] = "Ncachedthreads" }
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	    if (limnam == "VMEM")    { msg[limnum] = "Mvmemorysize" }
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	    if (limnam == "SIGPENDING") { msg[limnum] = "Nsigpending" }
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	    if (limnam == "MSGQUEUE") { msg[limnum] = "Nmsgqueue" }
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	    if (limnam == "NICE") { msg[limnum] = "Nnice" }
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	    if (limnam == "RTPRIO") { msg[limnum] = "Nrt_priority" }
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	    if (limnam == "RTTIME") { msg[limnum] = "Urt_time" }
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        }
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    }
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}
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/^[\t ]*#[\t ]*define[\t _]*RLIM_NLIMITS[\t ]*[0-9][0-9]*/ {
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    limindex = index($0, "RLIM_")
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    limtail = substr($0, limindex, 80)
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    split(limtail, tmp)
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    nlimits = tmp[2]
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}
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# in case of GNU libc
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/^[\t ]*RLIM_NLIMITS[\t ]*=[\t ]*RLIMIT_NLIMITS/ {
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    if(!nlimits) { nlimits = limidx }
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}
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/^[\t _]*RLIM(IT)?_NLIMITS[\t ]*=[\t ]*[0-9][0-9]*/ {
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    limindex = index($0, "=")
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    limtail = substr($0, limindex, 80)
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    split(limtail, tmp)
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    nlimits = tmp[2]
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}
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END {
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    if (limrev["MEMLOCK"] != "") {
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        irss = limrev["RSS"]
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        msg[irss] = "Mmemoryuse"
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    }
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    ps = "%s"
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    printf("%s\n%s\n\n", "/** rlimits.h                              **/", "/** architecture-customized limits for zsh **/")
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    printf("#define ZSH_NLIMITS %d\n\nstatic char const *recs[ZSH_NLIMITS] = {\n", 0 + nlimits)
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    for (i = 0; i < 0 + nlimits; i++)
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	if (msg[i] == "")
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            printf("\t%c%s%c,\n", 34, lim[i], 34)
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	else
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	    printf("\t%c%s%c,\n", 34, substr(msg[i], 2, 30), 34)
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    print "};"
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    print ""
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    print "static int limtype[ZSH_NLIMITS] = {"
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    for (i = 0; i < 0 + nlimits; i++) {
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	if (msg[i] == "")
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	    limtype = "UNKNOWN"
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	else {
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	    limtype = substr(msg[i], 1, 1)
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	    if(limtype == "M") { limtype = "MEMORY" }
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	    if(limtype == "N") { limtype = "NUMBER" }
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	    if(limtype == "T") { limtype = "TIME" }
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	    if(limtype == "U") { limtype = "MICROSECONDS" }
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	}
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	printf("\tZLIMTYPE_%s,\n", limtype)
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    }
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    print "};"
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    exit(0)
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}
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