ref: f54501c2592bd7cee283a243391d07f2dd131373
dir: /9legacy/quote1_quote2_acme.diff/
--- /dev/null Mon Jun 28 00:12:24 2021
+++ /rc/bin/" Mon Jun 28 16:35:32 2021
@@ -0,0 +1,25 @@
+#!/bin/rc
+
+rfork en
+
+PROMPT='[^ ]*(%|;)[ ]+'
+
+if(test -d /mnt/wsys/acme)
+ TEXTFILE=/mnt/acme/$winid/body
+if not TEXTFILE=/dev/text
+
+fn cmds {
+ grep '^'$PROMPT'[^"]' $TEXTFILE | sed 's/^/ /'
+}
+
+switch($#*) {
+case 0
+ cmds | tail -1
+case *
+ cmds | grep '^ '$PROMPT^$"* | {echo; cat} |
+ pr -t -n | sort -nr | sort -u +1 | sort -n |
+ sed 's/^ *[0-9]+ //' | grep .
+}
+
+# the silly {echo; cat} gets around pr printing "empty file" when
+# presented with no input.
--- /dev/null Mon Jun 28 00:12:24 2021
+++ /rc/bin/"" Wed Jun 9 08:46:48 2021
@@ -0,0 +1,13 @@
+#!/bin/rc
+
+PROMPT='[^ ]*(%|;)+[ ]+'
+
+_x = `{" $* | tail -1}
+if(~ $#_x 0) {
+ echo no such command found >[1=2]
+ exit notfound
+}
+
+echo ' ' $_x >[1=2]
+_x=`{ echo -n 'eval '''; echo $_x | sed 's/^'$PROMPT'//; s/''/''''/g; s/$/''/'}
+rc -c $"_x