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-rw-r--r--scripts/soversions.awk38
1 files changed, 38 insertions, 0 deletions
diff --git a/scripts/soversions.awk b/scripts/soversions.awk
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+++ b/scripts/soversions.awk
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+# awk script for shlib-versions.v.i -> soversions.i; see Makeconfig.
+
+# Only lines matching `config' (set with -v) are relevant to us.
+config !~ $1 { next }
+
+# Obey the first matching DEFAULT line.
+$2 == "DEFAULT" {
+ if (!matched_default) {
+ matched_default = 1;
+ $1 = $2 = "";
+ default_setname = $0;
+ }
+ next
+}
+
+# Collect all lib lines before emitting anything, so DEFAULT
+# can be interspersed.
+{
+ lib = number = $2;
+ sub(/=.*$/, "", lib);
+ sub(/^.*=/, "", number);
+ if (lib in numbers) next;
+ numbers[lib] = number;
+ if (NF > 2) {
+ $1 = $2 = "";
+ versions[lib] = $0
+ }
+}
+
+END {
+ for (lib in numbers) {
+ set = (lib in versions) ? versions[lib] : default_setname;
+ if (set)
+ print lib, numbers[lib], set;
+ else
+ print lib, numbers[lib];
+ }
+}