start setting up proc sub

1 files changed, 10 insertions, 4 deletions

diff --git a/src/preproc.c b/src/preproc.c
index 63e618f..d64f4c3 100644
--- a/src/preproc.c
+++ b/src/preproc.c
@@ -80,6 +80,7 @@ Pipeline* process_token_sequence(TokenVec tokens, PipelineVec* pl_pool) {
         ExpandedToken curr_tok = *get_from_ExpandedTokenVec(&exp_tokens, i);
         ExpandedToken next_tok;
         Redirect rd;
+        Pipeline* sub_pl;
         switch (curr_tok.kind) {
             case TOK_WORD:
                 push_to_ArgVec(&curr_cmd.args, (Arg){.kind = ARG_LIT, .as.lit_str = curr_tok.as.word});
@@ -118,8 +119,14 @@ Pipeline* process_token_sequence(TokenVec tokens, PipelineVec* pl_pool) {
                                 exit(63);
                         }
                         break;
-                    default:
-                        exit(62);
+                    case SPEC_SUB_IN:
+                        sub_pl = process_token_sequence(*(TokenVec*)curr_tok.as.spec.as.proc_sub_region, pl_pool);
+                        push_to_ArgVec(&curr_cmd.args, (Arg){.kind = ARG_PS_IN, .as.sub_pipeline = sub_pl});
+                        break;
+                    case SPEC_SUB_OUT:
+                        sub_pl = process_token_sequence(*(TokenVec*)curr_tok.as.spec.as.proc_sub_region, pl_pool);
+                        push_to_ArgVec(&curr_cmd.args, (Arg){.kind = ARG_PS_OUT, .as.sub_pipeline = sub_pl});
+                        break;
                 }
         }
     } 
@@ -129,7 +136,6 @@ Pipeline* process_token_sequence(TokenVec tokens, PipelineVec* pl_pool) {
 
 PipelineTree process_ast(Ast ast) {
     PipelineVec pls = make_PipelineVec(256);
-    TokenVec root_toks = *ast.root;
-    Pipeline* root_pl = process_token_sequence(root_toks, &pls);
+    Pipeline* root_pl = process_token_sequence(*ast.root, &pls);
     return (PipelineTree){.pl_pool = pls, root_pl};
 }