1 files changed, 13 insertions, 0 deletions
diff --git a/lib/bib-canon.awk b/lib/bib-canon.awk
index d11e9cb..215e4cc 100644
--- a/lib/bib-canon.awk
+++ b/lib/bib-canon.awk
@@ -26,3 +26,16 @@ function bib_get(name,    j) {
       return BIB_VAL[j]
   return ""
 }
+
+# render a field value as plain text: strip braces, collapse whitespace
+function bib_clean(v) {
+  gsub(/[{}]/, "", v)
+  gsub(/[ \t\r\n]+/, " ", v)
+  return bib_trim(v)
+}
+
+# print a blank line between output records (nothing before the first)
+function bib_sep() {
+  if (BIB_OUT_N++)
+    print ""
+}