CE split lines properly

ce/edit.c

@@ -72,7 +72,8 @@ static bool prepare_lines_cb (void* ctx, const char* start, size_t len) {
     return false;
 
   memset (line, 0, sizeof (*line));
-  gapbuffer_init (&wmalloc, NULL, &line->gb, len);
+  size_t init_len = len > 0 ? len : 32;
+  gapbuffer_init (&wmalloc, NULL, &line->gb, init_len);
 
   for (size_t chr = 0; chr < len; chr++)
     gapbuffer_insert (&wrealloc, NULL, &line->gb, start[chr]);
@@ -87,7 +88,9 @@ static bool prepare_lines_cb (void* ctx, const char* start, size_t len) {
   return true;
 }
 
-static void prepare_lines (const char* text) { strtokenize (text, '\n', NULL, &prepare_lines_cb); }
+static void prepare_lines (const char* text, size_t len) {
+  str_split_lines (text, len, NULL, &prepare_lines_cb);
+}
 
 static void update_horz_scroll (size_t screen_cols) {
   if (editor.cursor.col < editor.col_offset)
@@ -118,10 +121,10 @@ static size_t count_digits (size_t n) {
   return count;
 }
 
-void edit_start (const char* file_path, const char* text) {
+void edit_start (const char* file_path, const char* text, size_t text_len) {
   mprintf (ANSIQ_SCR_SAVE);
 
-  prepare_lines (text);
+  prepare_lines (text, text_len);
   struct arena temp_arena;
   memset (&temp_arena, 0, sizeof (temp_arena));
   size_t cols, rows;

ce/edit.h

@@ -1,6 +1,8 @@
 #ifndef _EDIT_H
 #define _EDIT_H
 
-void edit_start (const char* path, const char* text);
+#include <stddef.h>
+
+void edit_start (const char* path, const char* text, size_t text_len);
 
 #endif // _EDIT_H

ce/interp.c

@@ -265,7 +265,7 @@ static void edit (struct context* context, const char* path_string) {
     return;
   }
 
-  edit_start (path_string, str);
+  edit_start (path_string, str, desc.size);
 
   volume_close ();
 }