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#
# rlimits.awk: {g,n}awk script to generate rlimits.h
#
# NB: On SunOS 4.1.3 - user-functions don't work properly, also \" problems
# Without 0 + hacks some nawks compare numbers as strings
#
BEGIN {limidx = 0}
/^[\t ]*(#[\t ]*define[\t _]*RLIMIT_[A-Z]*[\t ]*[0-9][0-9]*|RLIMIT_[A-Z]*,[\t ]*)/ {
limindex = index($0, "RLIMIT_")
limtail = substr($0, limindex, 80)
split(limtail, tmp)
limnam = substr(tmp[1], 8, 20)
limnum = tmp[2]
# in this case I assume GNU libc resourcebits.h
if (limnum == "") {
limnum = limidx++
limindex = index($0, ",")
limnam = substr(limnam, 1, limindex-1)
}
limrev[limnam] = limnum
if (lim[limnum] == "") {
lim[limnum] = limnam
if (limnum ~ /^[0-9]*$/) {
if (limnam == "MEMLOCK") { msg[limnum] = "memorylocked" }
if (limnam == "RSS") { msg[limnum] = "resident" }
if (limnam == "VMEM") { msg[limnum] = "vmemorysize" }
if (limnam == "NOFILE") { msg[limnum] = "descriptors" }
if (limnam == "OFILE") { msg[limnum] = "descriptors" }
if (limnam == "CORE") { msg[limnum] = "coredumpsize" }
if (limnam == "STACK") { msg[limnum] = "stacksize" }
if (limnam == "DATA") { msg[limnum] = "datasize" }
if (limnam == "FSIZE") { msg[limnum] = "filesize" }
if (limnam == "CPU") { msg[limnum] = "cputime" }
if (limnam == "NPROC") { msg[limnum] = "maxproc" }
if (limnam == "AS") { msg[limnum] = "addressspace" }
if (limnam == "TCACHE") { msg[limnum] = "cachedthreads" }
}
}
}
/^[\t ]*#[\t ]*define[\t _]*RLIM_NLIMITS[\t ]*[0-9][0-9]*/ {
limindex = index($0, "RLIM_")
limtail = substr($0, limindex, 80)
split(limtail, tmp)
nlimits = tmp[2]
}
# in case of GNU libc
/^[\t ]*RLIM_NLIMITS[\t ]*=[\t ]*RLIMIT_NLIMITS/ {
nlimits = limidx
}
END {
if (limrev["MEMLOCK"] != "") {
irss = limrev["RSS"]
msg[irss] = "memoryuse"
}
ps = "%s"
printf("%s\n%s\n\n", "/** rlimits.h **/", "/** architecture-customized limits for zsh **/")
printf("#define ZSH_NLIMITS %d\n\nstatic char *recs[ZSH_NLIMITS+1] = {\n", 0 + nlimits)
for (i = 0; i < 0 + nlimits; i++)
if (msg[i] == "") {
badlimit++
printf("\t%c%s%c,\n", 34, lim[i], 34)
} else
printf("\t%c%s%c,\n", 34, msg[i], 34)
print "\tNULL"
print "};"
print ""
exit(badlimit)
}
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