nano

commit eb2661dc2d7325aa656f3631c41ef7772cc5f88b
parent c2518dd5f0c9a8a80c8f0cdf9c2d298eb046c90b
Author: Benno Schulenberg <bensberg@justemail.net>
Date:   Sun, 17 Apr 2016 17:33:18 +0200

spelling: if rereading the file fails, don't destroy the current buffer

If for some reason opening the spell-checked or formatted file fails,
don't throw away the current contents of the buffer.

(It should also give proper feedback about the failure, but we'll leave
that for some other time.)

Diffstat:
M
src/files.c
 | 
15
+++++++++------

1 file changed, 9 insertions(+), 6 deletions(-)
diff --git a/src/files.c b/src/files.c
@@ -511,8 +511,8 @@ bool open_buffer(const char *filename, bool undoable)
 }
 
 #ifndef DISABLE_SPELLER
-/* Blow away the text of the current buffer, and then open and read
- * the specified file into its place. */
+/* Open the specified file, and if that succeeds, blow away the text of
+ * the current buffer and read the file contents into its place. */
 void replace_buffer(const char *filename)
 {
     FILE *f;
@@ -521,15 +521,18 @@ void replace_buffer(const char *filename)
     assert(filename != NULL && filename[0] != '\0');
 
     /* Open the file quietly. */
-    descriptor = open_file(filename, TRUE, FALSE, &f);
+    descriptor = open_file(filename, FALSE, TRUE, &f);
+
+    /* If opening failed, forget it. */
+    if (descriptor < 0)
+	return;
 
     /* Reinitialize the text of the current buffer. */
     free_filestruct(openfile->fileage);
     initialize_buffer_text();
 
-    /* If opening the file succeeded, read it in. */
-    if (descriptor > 0)
-	read_file(f, descriptor, filename, FALSE, TRUE);
+    /* Insert the processed file into its place. */
+    read_file(f, descriptor, filename, FALSE, TRUE);
 
     /* Put current at a place that is certain to exist. */
     openfile->current = openfile->fileage;