glibc/scripts/soversions.awk

44 lines
909 B
Awk

# awk script for shlib-versions.v -> soversions.i; see Makeconfig.
# Obey the first matching DEFAULT line.
$1 == "DEFAULT" {
$1 = "";
default_set[++ndefault_set] = $0;
next
}
# Collect all lib lines before emitting anything, so DEFAULT
# can be interspersed.
{
lib = number = $1;
sub(/=.*$/, "", lib);
sub(/^.*=/, "", number);
if (lib in numbers) next;
numbers[lib] = number;
order[lib] = ++order_n;
if (NF > 1) {
$1 = "";
versions[lib] = $0
}
}
END {
for (lib in numbers) {
if (lib in versions)
set = versions[lib];
else {
set = "";
if (ndefault_set >= 1)
set = default_set[1];
}
line = set ? (lib FS numbers[lib] FS set) : (lib FS numbers[lib]);
if (!(lib in lineorder) || order[lib] < lineorder[lib]) {
lineorder[lib] = order[lib];
lines[lib] = "DEFAULT" FS line;
}
}
for (c in lines) {
print lines[c]
}
}