Feat: added heredocs

Heredocs are simply strings written to tmp files.
There was minimal bug testing here.
Also, various bug fixes are included

1 files changed, 16 insertions, 16 deletions

diff --git a/src/cmd/rc/sys.c b/src/cmd/rc/sys.c
index 807359d..a845122 100644
--- a/src/cmd/rc/sys.c
+++ b/src/cmd/rc/sys.c
@@ -94,24 +94,24 @@ execute(Word *cmd, Word *path)
 void
 redirect(Redir *r)
 {
-    if(r){
-        redirect(r->link);
-        switch(r->type){
-        case Ropen:
-            if(r->from != r->to){
-                dup2(r->from, r->to);
-                close(r->from);
-            }
-            break;
-        case Rdupfd:
-            dup2(r->from, r->to); // TODO: error checking
-            break;
-        case Rclose:
+    if(!r) return;
+    redirect(r->link);
+
+    switch(r->type){
+    case Ropen:
+        if(r->from != r->to){
+            dup2(r->from, r->to);
             close(r->from);
-            break;
-        default:
-            fatal("unrecognized redirection type %d\n", r->type);
         }
+        break;
+    case Rdup:
+        dup2(r->from, r->to); // TODO: error checking
+        break;
+    case Rclose:
+        close(r->from);
+        break;
+    default:
+        fatal("unrecognized redirection type %d\n", r->type);
     }
 }