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commit 5e0156c0727fa8f225c3309f265da241a98edc08
parent ca7ef6d2c901b2f302e735da369b730edb3575cf
Author: Connor Lane Smith <cls@lubutu.com>
Date:   Mon, 17 Oct 2011 10:08:04 +0100

merge lsx -> default
Diffstat:
M
lsx.c
 | 
21
+++++++++++++--------

1 file changed, 13 insertions(+), 8 deletions(-)
diff --git a/lsx.c b/lsx.c
@@ -1,5 +1,6 @@
 /* See LICENSE file for copyright and license details. */
 #include <dirent.h>
+#include <errno.h>
 #include <limits.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -8,6 +9,8 @@
 
 static void lsx(const char *dir);
 
+static int status = EXIT_SUCCESS;
+
 int
 main(int argc, char *argv[]) {
     int i;
@@ -16,7 +19,7 @@ main(int argc, char *argv[]) {
         lsx(".");
     else for(i = 1; i < argc; i++)
         lsx(argv[i]);
-    return EXIT_SUCCESS;
+    return status;
 }
 
 void
@@ -26,13 +29,15 @@ lsx(const char *dir) {
     struct stat st;
     DIR *dp;
 
-    if(!(dp = opendir(dir))) {
-        perror(dir);
-        return;
-    }
-    while((d = readdir(dp)))
+    for(dp = opendir(dir); dp && (d = readdir(dp)); errno = 0)
         if(snprintf(buf, sizeof buf, "%s/%s", dir, d->d_name) < (int)sizeof buf
-        && !stat(buf, &st) && S_ISREG(st.st_mode) && access(buf, X_OK) == 0)
+        && access(buf, X_OK) == 0 && stat(buf, &st) == 0 && S_ISREG(st.st_mode))
             puts(d->d_name);
-    closedir(dp);
+
+    if(errno != 0) {
+        status = EXIT_FAILURE;
+        perror(dir);
+    }
+    if(dp)
+        closedir(dp);
 }