fix framebufffer/ textmode and clean userspace a little bit more

1 files changed, 31 insertions, 0 deletions

diff --git a/userspace/test_env.c b/userspace/test_env.c
new file mode 100644
index 0000000..0a04791
--- /dev/null
+++ b/userspace/test_env.c
@@ -0,0 +1,31 @@
+#include <stdlib.h>
+
+extern char **environ;
+
+int main(int argc, char **argv) 
+{
+
+    printf("argv: 0x%08X\n",argv);
+    printf("env: 0x%08X\n",environ);
+    
+    int i=0;
+    while(environ[i]!=NULL)
+    {
+	printf("envvar %s (0x%08X)\n" ,environ[i],environ[i]);
+	i++;
+    }
+
+    putenv("supa=dupa");
+    printf("env: 0x%08X\n",environ);
+    
+    i=0;
+    while(environ[i]!=NULL)
+    {
+	printf("envvar %s (0x%08X)\n" ,environ[i],environ[i]);
+	i++;
+    }
+    
+    return 0;
+}
+
+