From 317656b7feb906b4234956ede6dd75495a49ab7f Mon Sep 17 00:00:00 2001
From: Ákos Kőrösi <korakos99@gmail.com>
Date: Fri, 22 May 2026 10:05:05 +0200
Subject: fix splitting

---
 src/preproc.c | 38 +++++++++++++++++++++++++++++---------
 1 file changed, 29 insertions(+), 9 deletions(-)

(limited to 'src')

diff --git a/src/preproc.c b/src/preproc.c
index 6aa7748..5669ce4 100644
--- a/src/preproc.c
+++ b/src/preproc.c
@@ -3,6 +3,20 @@
 #include "syntax.h"
 #include "utils.h"
 
+
+typedef struct {
+    StrVec completed_fields;
+    String open_buf;
+} SplitBuilder;
+
+
+void consolidate_split_builder(SplitBuilder* builder) {
+    if (builder->open_buf.count > 0) {
+        push_to_StrVec(&builder->completed_fields, inner(&builder->open_buf));
+        builder->open_buf = make_String(256);
+    } 
+}
+
 void split_str_on_space(char* str, StrVec* result) {
     String buf = make_String(256);
     for (int pos = 0; str[pos] != '\0'; pos++) {
@@ -21,35 +35,41 @@ void split_str_on_space(char* str, StrVec* result) {
 }
 
 
-void process_chunk(Chunk chunk, StrVec* result, ShellState* shstate) {
+void process_chunk(Chunk chunk, SplitBuilder* builder, ShellState* shstate) {
     assert(!(chunk.qmode == SINGLE_Q && chunk.kind != CHUNK_LIT));
 
-    char* chunk_val;
+    char* chunk_str;
     switch (chunk.kind) {
         case CHUNK_LIT:
-            chunk_val = chunk.as.lit_str;
+            chunk_str = chunk.as.lit_str;
             break;
         case CHUNK_VAR:
-            chunk_val = get_var(chunk.as.varname, shstate);
+            chunk_str = get_var(chunk.as.varname, shstate);
             break;
         default:
             exit(77);
     }
 
     if (chunk.qmode == UN_Q) {
-        split_str_on_space(chunk_val, result);
+        StrVec split_str = make_StrVec(32);
+        split_str_on_space(chunk_str, &split_str);
+        append_str_to_String(&builder->open_buf, *get_from_StrVec(&split_str, 0));
+        consolidate_split_builder(builder);
+        for (int i = 1; i < split_str.count; i++) {
+            push_to_StrVec(&builder->completed_fields, *get_from_StrVec(&split_str, i));
+        }
     } else {
-        push_to_StrVec(result, chunk_val);
+        append_str_to_String(&builder->open_buf, chunk_str);
     }
 }
 
 StrVec process_word(Word word, ShellState* shstate) {
-    StrVec result = make_StrVec(256);
+    SplitBuilder split_bui = {.completed_fields = make_StrVec(256), .open_buf = make_String(256)};
     for (int i = 0; i < word.count; i++) {
         Chunk chunk = *get_from_Word(&word, i);
-        process_chunk(chunk, &result, shstate);
+        process_chunk(chunk, &split_bui, shstate);
     }
-    return result;
+    return split_bui.completed_fields;
 }
 
 
-- 
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