Merge branch 'refs/heads/char_encode'

# Conflicts:
#	include/builtins.h
#	include/data.h
#	include/editor_op.h
#	include/file_io.h
#	include/input.h
#	include/row_op.h
#	install.sh
#	main.c
#	meson.build
#	src/builtins.c
#	src/editor_op.c
#	src/file_io.c
#	src/init.c
#	src/input.c
#	src/output.c
#	src/row_op.c

src/file_io.c

@@ -9,53 +9,19 @@
 #include "../include/file_io.h"
 #include "../include/editor_op.h"
 #include "../include/input.h"
-#include "include/buffer.h"
-#include "include/data.h"
-#include "include/split_screen.h"
+#include "../include/buffer.h"
+#include "../include/data.h"
+#include "../include/split_screen.h"
 #include <fcntl.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <time.h>
 #include <unistd.h>
+#include <errno.h>
 
-extern char *strdup(const char *);
-extern ssize_t getline(char **restrict lineptr, size_t *restrict n,
-                       FILE *restrict stream);
-extern int ftruncate(int fd, off_t length);
 extern struct editorConfig E;
 
-/**
- * @brief Converts all editor rows to a single string buffer
- * @details Concatenates all row content into a single allocated buffer with
- * newlines between rows. Useful for file saving and buffer operations.
- * @param buffer_len Pointer to integer where total buffer length will be stored
- * @return Pointer to dynamically allocated buffer containing all row data.
- *         Rows are separated by newline characters.
- * @note Caller is responsible for freeing the returned buffer
- */
-char *bufferRowsToString(struct buffer_t *buf, int *buffer_len) {
-  int tot_len = 0;
-  int j;
-  char *buffer;
-  char *p;
-
-  for (j = 0; j < buf->numrows; ++j) {
-    tot_len += buf->row[j].size + 1;
-  }
-  *buffer_len = tot_len;
-  buffer = malloc(tot_len);
-  p = buffer;
-  for (j = 0; j < buf->numrows; ++j) {
-    memcpy(p, buf->row[j].chars, buf->row[j].size);
-    p += buf->row[j].size;
-    *p = '\n';
-    p++;
-  }
-
-  return buffer;
-}
-
 /**
  * @brief Closes the current file and resets editor state
  * @details Clears all rows, resets cursor position, scroll offsets, and file
@@ -191,3 +157,4 @@ void bufferFind(struct buffer_t *buf) {
   }
   free(query);
 }
+