From e3a8099343aac9d94f411638ad84632d4b620132 Mon Sep 17 00:00:00 2001
From: Miguel <m.i@gmx.at>
Date: Mon, 15 Oct 2018 16:29:50 +0200
Subject: cleanup sys/ etc

---
 userspace/ls.c | 56 ++++++++++++++++++++++++++++----------------------------
 1 file changed, 28 insertions(+), 28 deletions(-)

(limited to 'userspace/ls.c')

diff --git a/userspace/ls.c b/userspace/ls.c
index b3a17ef..b4cd262 100644
--- a/userspace/ls.c
+++ b/userspace/ls.c
@@ -1,40 +1,40 @@
-#include "interface/fs.h"
+/**
+ * @file
+ * poor mans 'ls' for fool-os user space
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <sys/dirent.h>
 
 int main(int argc, char **argv)
 {
-    char *dir=getenv("PWD");
+    DIR *dir;
 
-    if(argc==2)
+    if(argc==1) // no param passed
+    { 
+        // get current working directory
+        dir=opendir(getenv("PWD"));
+    }
+    else
     {
-	if(argv[1][0]!='/')
-	{
-	    if(!strcmp(dir,"/"))dir++;
-	    char buf[256];
-            sprintf(buf,"%s/%s",dir,argv[1]);
-	    dir=buf;
-	}
-	else
-	{
-	    dir=argv[1];
-	}
+        // use command line argument
+        dir=opendir(argv[1]);
     }
 
-    printf("listing %s\n",dir);
-
-    fs_dirent dirs;
-    uint32_t pos=0;
-    while(1)
+    if(dir==NULL)
     {
-	uint32_t ret=_readdir(dir,&dirs,&pos);
-        if(ret==-1)
-	{
-	    printf("directory not found!\n");
-	    break;
+        printf("directory not found\n");
+        return EXIT_FAILURE;
+    }
 
-	}
-	if(ret==0)break;
-    	printf("% 12i %s%c\n",dirs.inode, dirs.name, ((dirs.type==FS_FILE_TYPE_DIR)?'/':' '));
+    // iterate over entries
+    struct dirent *d;
+    while((d=readdir(dir))!=NULL)
+    {
+        printf("% 12i %s%c\n",d->d_ino, d->d_name, ((d->type==FS_FILE_TYPE_DIR)?'/':' '));
     }
 
-    return 0;
+    return EXIT_SUCCESS;
 }
-- 
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