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mirror of https://git.FreeBSD.org/src.git synced 2024-12-12 09:58:36 +00:00
freebsd/sys/conf/kmod_syms.awk
Warner Losh 031beb4e23 sys: Remove $FreeBSD$: one-line sh pattern
Remove /^\s*#[#!]?\s*\$FreeBSD\$.*$\n/
2023-08-16 11:54:58 -06:00

32 lines
702 B
Awk

# Read global symbols from object file.
BEGIN {
modname = ARGV[1]
while ("${NM:='nm'} -g " ARGV[1] | getline) {
if (match($0, /^[^[:space:]]+ [^AU] (.*)$/)) {
syms[$3] = $2
}
}
delete ARGV[1]
}
# De-list symbols from the export list.
{
smbl = $0
if (!(smbl in syms)) {
printf "Symbol %s is not present in %s\n", \
smbl, modname > "/dev/stderr"
}
delete syms[smbl]
}
# Strip commons, make everything else local.
END {
for (member in syms) {
if (syms[member] == "C")
print "-N" member
else
print "-L" member
}
}