workin on syscall interface etc..

1 files changed, 16 insertions, 2 deletions

diff --git a/userspace/foolshell.c b/userspace/foolshell.c
index 3fe7353..77c78dd 100644
--- a/userspace/foolshell.c
+++ b/userspace/foolshell.c
@@ -1,8 +1,11 @@
 #include <stdio.h>
+#include <assert.h>
 #include <string.h>
 #include "syscalls.c"
 #include "../fs/fs.h"
 
+char **environ;
+
 void hello() {
     puts(
         "Welcome to FoolShell v0.1"
@@ -17,7 +20,6 @@ void prompt() {
 
 int main(int argc, char **argv) 
 {
-    syscalls_init();
     hello();
 
     FILE *input;
@@ -86,7 +88,7 @@ int process(char *buf)
 
     if(!strcmp(command,"help"))
     {
-	puts("foolshell: supported built-in commands: 'help', 'echo [string]', 'ls [inode_nr]', exec [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]', 'getenv [var]'");
     }
     else if(!strcmp(command,"ls"))
     {
@@ -121,11 +123,23 @@ int process(char *buf)
 	free(atoi(token[1]));
 	printf("foolshell: called free(%08x).\n",atoi(token[1]));
     }
+    else if(!strcmp(command,"getenv"))
+    {
+	printf("foolshell: %s = %s \n",token[1],getenv(token[1]));
+    }
+    else if(!strcmp(command,"putenv"))
+    {
+	char buf[256];
+	sprintf(buf,"%s=%s",token[1],token[2]);
+	putenv(buf);
+	printf("foolshell: %s = %s \n",token[1],getenv(token[1]));
+    }
     else
     {
 	puts("foolshell: command not found");
     }
 
+
     //
 }