added execve syscall

1 files changed, 6 insertions, 1 deletions

diff --git a/userspace/foolshell.c b/userspace/foolshell.c
index 8bf8288..3fe7353 100644
--- a/userspace/foolshell.c
+++ b/userspace/foolshell.c
@@ -86,7 +86,7 @@ int process(char *buf)
 
     if(!strcmp(command,"help"))
     {
-	puts("foolshell: supported built-in commands: 'help', 'echo [string]', 'ls [inode_nr]', 'malloc [bytes]', 'free [address]',  ");
+	puts("foolshell: supported built-in commands: 'help', 'echo [string]', 'ls [inode_nr]', exec [inode_nr],'malloc [bytes]', 'free [address]'");
     }
     else if(!strcmp(command,"ls"))
     {
@@ -101,6 +101,11 @@ int process(char *buf)
 	}
 
     }
+    else if(!strcmp(command,"exec"))
+    {
+	execve(atoi(token[1]),0,0);
+
+    }
     else if(!strcmp(command,"echo"))
     {
 	printf("foolshell: \"%s\"\n",token[1]);