From db7d535034a6a12b4bcec5987ee34c9ef8395c35 Mon Sep 17 00:00:00 2001
From: Santiago Lo Coco <santilococo.01@gmail.com>
Date: Thu, 19 Aug 2021 17:44:37 -0300
Subject: [PATCH] Added dmenu_terminal (to launch cli programs) and
 dmenu_run_history (to sort by history the output of dmenu)

---
 Makefile          |  6 ++++--
 dmenu_run_history | 50 +++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 54 insertions(+), 2 deletions(-)
 create mode 100755 dmenu_run_history

diff --git a/Makefile b/Makefile
index 0358a24..0d458a2 100644
--- a/Makefile
+++ b/Makefile
@@ -34,7 +34,7 @@ clean:
 dist: clean
 	mkdir -p dmenu-$(VERSION)
 	cp LICENSE Makefile README arg.h config.def.h config.mk dmenu.1\
-		drw.h util.h dmenu_path dmenu_run dmenu_terminal stest.1 $(SRC)\
+		drw.h util.h dmenu_path dmenu_run dmenu_terminal dmenu_run_history stest.1 $(SRC)\
 		dmenu-$(VERSION)
 	tar -cf dmenu-$(VERSION).tar dmenu-$(VERSION)
 	gzip dmenu-$(VERSION).tar
@@ -42,11 +42,12 @@ dist: clean
 
 install: all
 	mkdir -p $(DESTDIR)$(PREFIX)/bin
-	cp -f dmenu dmenu_path dmenu_run dmenu_terminal stest $(DESTDIR)$(PREFIX)/bin
+	cp -f dmenu dmenu_path dmenu_run dmenu_terminal dmenu_run_history stest $(DESTDIR)$(PREFIX)/bin
 	chmod 755 $(DESTDIR)$(PREFIX)/bin/dmenu
 	chmod 755 $(DESTDIR)$(PREFIX)/bin/dmenu_path
 	chmod 755 $(DESTDIR)$(PREFIX)/bin/dmenu_run
 	chmod 755 $(DESTDIR)$(PREFIX)/bin/dmenu_terminal
+	chmod 755 $(DESTDIR)$(PREFIX)/bin/dmenu_run_history
 	chmod 755 $(DESTDIR)$(PREFIX)/bin/stest
 	mkdir -p $(DESTDIR)$(MANPREFIX)/man1
 	sed "s/VERSION/$(VERSION)/g" < dmenu.1 > $(DESTDIR)$(MANPREFIX)/man1/dmenu.1
@@ -59,6 +60,7 @@ uninstall:
 		$(DESTDIR)$(PREFIX)/bin/dmenu_path\
 		$(DESTDIR)$(PREFIX)/bin/dmenu_run\
 		$(DESTDIR)$(PREFIX)/bin/dmenu_terminal\
+		$(DESTDIR)$(PREFIX)/bin/dmenu_run_history\
 		$(DESTDIR)$(PREFIX)/bin/stest\
 		$(DESTDIR)$(MANPREFIX)/man1/dmenu.1\
 		$(DESTDIR)$(MANPREFIX)/man1/stest.1
diff --git a/dmenu_run_history b/dmenu_run_history
new file mode 100755
index 0000000..8d436ca
--- /dev/null
+++ b/dmenu_run_history
@@ -0,0 +1,50 @@
+#!/bin/sh
+
+cachedir=${XDG_CACHE_HOME:-"$HOME/.cache"}
+if [ -d "$cachedir" ]; then
+	cache=$cachedir/dmenu_run
+	historyfile=$cachedir/dmenu_history
+else			# if no xdg dir, fall back to dotfiles in ~
+	cache=$HOME/.dmenu_cache
+	historyfile=$HOME/.dmenu_history
+fi
+
+IFS=:
+if stest -dqr -n "$cache" $PATH; then
+	stest -flx $PATH | sort -u > "$cache"
+fi
+unset IFS
+
+awk -v histfile=$historyfile '
+	BEGIN {
+		while( (getline < histfile) > 0 ) {
+			sub("^[0-9]+\t","")
+			print
+			x[$0]=1
+		}
+	} !x[$0]++ ' "$cache" \
+	| dmenu "$@" \
+	| awk -v histfile=$historyfile '
+		BEGIN {
+			FS=OFS="\t"
+			while ( (getline < histfile) > 0 ) {
+				count=$1
+				sub("^[0-9]+\t","")
+				fname=$0
+				history[fname]=count
+			}
+			close(histfile)
+		}
+
+		{
+			history[$0]++
+			print
+		}
+
+		END {
+			if(!NR) exit
+			for (f in history)
+				print history[f],f | "sort -t '\t' -k1rn >" histfile
+		}
+	' \
+	| while read cmd; do ${SHELL:-"/bin/sh"} -c "$cmd" & done