From b56c273d8198ae6cee69bbc9fe5a6a61da4074e4 Mon Sep 17 00:00:00 2001
From: "Douglas B. Rumbaugh" <doug@douglasrumbaugh.com>
Date: Sat, 6 Jun 2026 12:26:27 -0400
Subject: Code cleanup

---
 lib/bib-select.awk | 19 +++++++++++--------
 1 file changed, 11 insertions(+), 8 deletions(-)

(limited to 'lib/bib-select.awk')

diff --git a/lib/bib-select.awk b/lib/bib-select.awk
index 1900390..9aa5a37 100644
--- a/lib/bib-select.awk
+++ b/lib/bib-select.awk
@@ -1,7 +1,8 @@
 # bib-select.awk - emit entries selected by key, canonically
 #
 # Requires bib-parse.awk and bib-canon.awk. Variables (set with -v):
-#   keys   - comma-separated list of entry keys
+#   keys   - comma-separated list of entry keys; a key of "*" selects
+#            every entry (as produced by \nocite{*})
 #   invert - 0: emit entries whose key is in the list
 #            1: emit entries whose key is NOT in the list
 #
@@ -10,20 +11,22 @@
 
 BEGIN {
   bib_sel_n = split(keys, bib_sel_k, ",")
-  for (bib_sel_i = 1; bib_sel_i <= bib_sel_n; bib_sel_i++)
-    BIB_SEL[bib_sel_k[bib_sel_i]] = 1
+  for (bib_sel_i = 1; bib_sel_i <= bib_sel_n; bib_sel_i++) {
+    if (bib_sel_k[bib_sel_i] == "*")
+      BIB_SEL_ALL = 1
+    else
+      BIB_SEL[bib_sel_k[bib_sel_i]] = 1
+  }
 }
 
 function bib_pass(raw) {
-  if (bib_out_n++)
-    print ""
+  bib_sep()
   print raw
 }
 
 function bib_entry(type, key) {
-  if ((key in BIB_SEL) != invert + 0) {
-    if (bib_out_n++)
-      print ""
+  if (BIB_SEL_ALL || (key in BIB_SEL) != invert + 0) {
+    bib_sep()
     bib_emit(type, key)
   }
 }
-- 
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