new dmenu_run

Makefile

@@ -35,7 +35,7 @@ clean:
 dist: clean
 	@echo creating dist tarball
 	@mkdir -p dmenu-${VERSION}
-	@cp LICENSE Makefile README config.mk dmenu.1 draw.h dmenu_path dmenu_run ${SRC} dmenu-${VERSION}
+	@cp LICENSE Makefile README config.mk dmenu.1 draw.h dmenu_run ${SRC} dmenu-${VERSION}
 	@tar -cf dmenu-${VERSION}.tar dmenu-${VERSION}
 	@gzip dmenu-${VERSION}.tar
 	@rm -rf dmenu-${VERSION}
@@ -43,9 +43,8 @@ dist: clean
 install: all
 	@echo installing executables to ${DESTDIR}${PREFIX}/bin
 	@mkdir -p ${DESTDIR}${PREFIX}/bin
-	@cp -f dmenu dmenu_path dmenu_run lsx ${DESTDIR}${PREFIX}/bin
+	@cp -f dmenu dmenu_run lsx ${DESTDIR}${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/lsx
 	@echo installing manual pages to ${DESTDIR}${MANPREFIX}/man1
@@ -58,7 +57,6 @@ install: all
 uninstall:
 	@echo removing executables from ${DESTDIR}${PREFIX}/bin
 	@rm -f ${DESTDIR}${PREFIX}/bin/dmenu
-	@rm -f ${DESTDIR}${PREFIX}/bin/dmenu_path
 	@rm -f ${DESTDIR}${PREFIX}/bin/dmenu_run
 	@rm -f ${DESTDIR}${PREFIX}/bin/lsx
 	@echo removing manual page from ${DESTDIR}${MANPREFIX}/man1

dmenu.1

@@ -23,12 +23,10 @@ dmenu \- dynamic menu
 .RB [ \-v ]
 .P
 .BR dmenu_run " ..."
-.P
-.B dmenu_path
 .SH DESCRIPTION
 .B dmenu
 is a dynamic menu for X, originally designed for
-.BR dwm (1).
+.IR dwm (1).
 It manages huge numbers of user\-defined menu items efficiently.
 .P
 dmenu reads a list of newline\-separated items from stdin and creates a menu.
@@ -36,11 +34,8 @@ When the user selects an item or enters any text and presses Return, their
 choice is printed to stdout and dmenu terminates.
 .P
 .B dmenu_run
-is a dmenu script used by dwm which lists programs in the user's PATH and
+is a dmenu script used by dwm which lists programs in the user's $PATH and
 executes the selected item.
-.P
-.B dmenu_path
-is a script used by dmenu_run to find and cache a list of executables.
 .SH OPTIONS
 .TP
 .B \-b
@@ -100,4 +95,4 @@ Exit without selecting an item, returning failure.
 .B Ctrl\-y
 Paste the current X selection into the input field.
 .SH SEE ALSO
-.BR dwm (1)
+.IR dwm (1)

dmenu_path

@@ -1,9 +0,0 @@
-#!/bin/sh
-CACHE=$HOME/.dmenu_cache
-IFS=:
-
-if ! test -f "$CACHE" || find $PATH -type d -newer "$CACHE" | grep -q .; then
-	lsx $PATH | sort -u > "$CACHE"
-fi
-
-cat "$CACHE"

dmenu_run

@@ -1,2 +1,9 @@
 #!/bin/sh
-exe=`dmenu_path | dmenu ${1+"$@"}` && exec $exe
+CACHE=${XDG_CACHE_HOME:-"$HOME/.cache"}/dmenu_run
+(
+	IFS=:
+	if test "`ls -dt $PATH "$CACHE" 2> /dev/null | sed 1q`" != "$CACHE"; then
+		mkdir -p "`dirname "$CACHE"`" && lsx $PATH | sort -u > "$CACHE"
+	fi
+)
+cmd=`dmenu "$@" < "$CACHE"` && exec $cmd

lsx.c

@@ -6,7 +6,7 @@
 #include <unistd.h>
 #include <sys/stat.h>
 
-static void lsx(const char *s);
+static void lsx(const char *dir);
 
 int
 main(int argc, char *argv[]) {
@@ -34,9 +34,7 @@ lsx(const char *dir) {
 	}
 	while((d = readdir(dp))) {
 		snprintf(buf, sizeof buf, "%s/%s", dir, d->d_name);
-		if(stat(buf, &st) == -1)
-			perror(buf);
-		else if(S_ISREG(st.st_mode) && access(buf, X_OK) == 0)
+		if(stat(buf, &st) == 0 && S_ISREG(st.st_mode) && access(buf, X_OK) == 0)
 			puts(d->d_name);
 	}
 	closedir(dp);