X-Git-Url: https://git.xinqibao.xyz/dmenu.git/blobdiff_plain/16a0c0d52aa947b3fe8c9285986567189537d339..8ac44eb75a3e2190aa7b89548956b2de33c5a6ce:/lsx.c

diff --git a/lsx.c b/lsx.c
index 79b506b..cb016cf 100644
--- a/lsx.c
+++ b/lsx.c
@@ -1,14 +1,16 @@
 /* See LICENSE file for copyright and license details. */
 #include <dirent.h>
+#include <errno.h>
 #include <limits.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <string.h>
 #include <unistd.h>
 #include <sys/stat.h>
 
 static void lsx(const char *dir);
 
+static int status = EXIT_SUCCESS;
+
 int
 main(int argc, char *argv[]) {
 	int i;
@@ -17,7 +19,7 @@ main(int argc, char *argv[]) {
 		lsx(".");
 	else for(i = 1; i < argc; i++)
 		lsx(argv[i]);
-	return EXIT_SUCCESS;
+	return status;
 }
 
 void
@@ -27,13 +29,15 @@ lsx(const char *dir) {
 	struct stat st;
 	DIR *dp;
 
-	if(!(dp = opendir(dir))) {
+	for(dp = opendir(dir); dp && (d = readdir(dp)); errno = 0)
+		if(snprintf(buf, sizeof buf, "%s/%s", dir, d->d_name) < (int)sizeof buf
+		&& access(buf, X_OK) == 0 && stat(buf, &st) == 0 && S_ISREG(st.st_mode))
+			puts(d->d_name);
+
+	if(errno != 0) {
+		status = EXIT_FAILURE;
 		perror(dir);
-		return;
 	}
-	while((d = readdir(dp)))
-		if(snprintf(buf, sizeof buf, "%s/%s", dir, d->d_name) < (ssize_t)sizeof buf
-		&& !stat(buf, &st) && S_ISREG(st.st_mode) && access(buf, X_OK) == 0)
-			puts(d->d_name);
-	closedir(dp);
+	if(dp)
+		closedir(dp);
 }