CE edit w command

ce/edit.c

@@ -5,9 +5,11 @@
 #include "self.h"
 #include "walloc.h"
 #include <arena.h>
+#include <filewriter.h>
 #include <kb.h>
 #include <liballoc.h>
 #include <list.h>
+#include <path.h>
 #include <printf.h>
 #include <stdbool.h>
 #include <stddef.h>
@@ -59,6 +61,8 @@ struct editor {
   size_t total_lines;
   struct edit_select select;
   int mode;
+  const char* volume;
+  const char* path;
 };
 
 static struct editor editor;
@@ -124,7 +128,10 @@ static size_t count_digits (size_t n) {
   return count;
 }
 
-void edit_start (const char* file_path, const char* text, size_t text_len) {
+void edit_start (const char* volume, const char* file_path, const char* text, size_t text_len) {
+  editor.volume = volume;
+  editor.path = file_path;
+
   mprintf (ANSIQ_SCR_SAVE);
 
   prepare_lines (text, text_len);
@@ -211,13 +218,14 @@ void edit_start (const char* file_path, const char* text, size_t text_len) {
       current_idx++;
     }
 
-    bbptr += snprintf (bbptr, (backbuffer_max - (bbptr - backbuffer)),
+    bbptr +=
+        snprintf (bbptr, (backbuffer_max - (bbptr - backbuffer)),
                   ANSIQ_DYN_CUR_SET ANSIQ_SCR_CLR_LINE STATUS_LINE_STYLE
                   "%*s" ANSIQ_DYN_CUR_SET
-                       "  Editing %s; line %zu col %zu; Mode: %s" ANSIQ_GR_RESET ANSIQ_DYN_CUR_SET
+                  "  Editing %s:%s; line %zu col %zu; Mode: %s" ANSIQ_GR_RESET ANSIQ_DYN_CUR_SET
                       ANSIQ_CUR_VISIBLE,
-                       (int)rows, 1, (int)cols, "", (int)rows, 1, file_path, editor.cursor.line + 1,
-                       editor.cursor.col + 1, string_modes[editor.mode],
+                  (int)rows, 1, (int)cols, "", (int)rows, 1, volume, file_path,
+                  editor.cursor.line + 1, editor.cursor.col + 1, string_modes[editor.mode],
                   (int)(editor.cursor.line - editor.row_offset) + 1,
                   (int)(editor.cursor.col - editor.col_offset) + 1 + (int)gutter_width);
 
@@ -362,6 +370,26 @@ void edit_start (const char* file_path, const char* text, size_t text_len) {
             edit_run = false;
             editor.mode = EDIT_MODE_NORMAL;
             break;
+          case 'w': {
+            struct filewriter fw;
+            if (!(filewriter_init (&fw, editor.volume, editor.path, FW_CREATE_FILE | FW_APPEND) <
+                  0)) {
+              struct list_node_link *line_link, *tmp_line_link;
+              list_foreach (editor.lines, line_link, tmp_line_link) {
+                struct edit_line* line = list_entry (line_link, struct edit_line, lines_link);
+
+                filewriter_write (&fw, (uint8_t*)line->gb.buffer, line->gb.gap_start);
+                filewriter_write (&fw, (uint8_t*)line->gb.buffer + line->gb.gap_end,
+                                  line->gb.size - line->gb.gap_end);
+
+                if (line->lines_link.next != NULL)
+                  filewriter_write (&fw, (uint8_t*)"\n", 1);
+              }
+
+              filewriter_fini (&fw);
+            }
+            editor.mode = EDIT_MODE_NORMAL;
+          } break;
           default:
             editor.mode = EDIT_MODE_NORMAL;
             break;

ce/edit.h

@@ -3,6 +3,6 @@
 
 #include <stddef.h>
 
-void edit_start (const char* path, const char* text, size_t text_len);
+void edit_start (const char* volume, const char* path, const char* text, size_t text_len);
 
 #endif // _EDIT_H

ce/interp.c

@@ -265,9 +265,9 @@ static void edit (struct context* context, const char* path_string) {
     return;
   }
 
-  edit_start (path_string, str, desc.size);
-
   volume_close ();
+
+  edit_start (volume, path, str, desc.size);
 }
 
 static void quit1 (struct context* context) {