new lsx branch

Makefile

@@ -3,10 +3,10 @@
 
 include config.mk
 
-SRC = dmenu.c draw.c
+SRC = dmenu.c draw.c lsx.c
 OBJ = ${SRC:.c=.o}
 
-all: options dmenu
+all: options dmenu lsx
 
 options:
 	@echo dmenu build options:
@@ -20,9 +20,13 @@ options:
 
 ${OBJ}: config.mk
 
-dmenu: ${OBJ}
+dmenu: dmenu.o draw.o
 	@echo CC -o $@
-	@${CC} -o $@ ${OBJ} ${LDFLAGS}
+	@${CC} -o $@ dmenu.o draw.o ${LDFLAGS}
+
+lsx: lsx.o
+	@echo CC -o $@
+	@${CC} -o $@ lsx.o ${LDFLAGS}
 
 clean:
 	@echo cleaning
@@ -39,21 +43,26 @@ dist: clean
 install: all
 	@echo installing executables to ${DESTDIR}${PREFIX}/bin
 	@mkdir -p ${DESTDIR}${PREFIX}/bin
-	@cp -f dmenu dmenu_path dmenu_run ${DESTDIR}${PREFIX}/bin
+	@cp -f dmenu dmenu_path 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
-	@echo installing manual page to ${DESTDIR}${MANPREFIX}/man1
+	@chmod 755 ${DESTDIR}${PREFIX}/bin/lsx
+	@echo installing manual pages to ${DESTDIR}${MANPREFIX}/man1
 	@mkdir -p ${DESTDIR}${MANPREFIX}/man1
 	@sed "s/VERSION/${VERSION}/g" < dmenu.1 > ${DESTDIR}${MANPREFIX}/man1/dmenu.1
+	@sed "s/VERSION/${VERSION}/g" < lsx.1 > ${DESTDIR}${MANPREFIX}/man1/lsx.1
 	@chmod 644 ${DESTDIR}${MANPREFIX}/man1/dmenu.1
+	@chmod 644 ${DESTDIR}${MANPREFIX}/man1/lsx.1
 
 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
 	@rm -f ${DESTDIR}${MANPREFIX}/man1/dmenu.1
+	@rm -f ${DESTDIR}${MANPREFIX}/man1/lsx.1
 
 .PHONY: all options clean dist install uninstall

dmenu_path

@@ -3,7 +3,7 @@ CACHE=$HOME/.dmenu_cache
 IFS=:
 
 if ! test -f "$CACHE" || find $PATH -type d -newer "$CACHE" | grep -q .; then
-	find $PATH ! -type d \( -perm -1 -o -perm -10 -o -perm -100 \) | sed 's/.*\///' | sort -u > "$CACHE"
+	lsx $PATH | sort -u > "$CACHE"
 fi
 
 cat "$CACHE"

lsx.c

@@ -0,0 +1,43 @@
+/* See LICENSE file for copyright and license details. */
+#include <dirent.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/stat.h>
+
+static void lsx(const char *s);
+
+int
+main(int argc, char *argv[]) {
+	int i;
+
+	if(argc < 2)
+		lsx(".");
+	else if(!strcmp(argv[1], "-v"))
+		puts("lsx-0.2, © 2006-2011 dmenu engineers, see LICENSE for details");
+	else for(i = 1; i < argc; i++)
+		lsx(argv[i]);
+	return EXIT_SUCCESS;
+}
+
+void
+lsx(const char *dir) {
+	char buf[PATH_MAX];
+	struct dirent *d;
+	struct stat st;
+	DIR *dp;
+
+	if(!(dp = opendir(dir))) {
+		perror(dir);
+		return;
+	}
+	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)
+			puts(d->d_name);
+	}
+	closedir(dp);
+}