msh: also handle EOF/read errors correctly
diff --git a/shell/msh.c b/shell/msh.c
index 9a1be36..531ae77 100644
--- a/shell/msh.c
+++ b/shell/msh.c
@@ -4836,11 +4836,11 @@
static int position = 0, size = 0;
while (size == 0 || position >= size) {
- /* Repeat if Ctrl-C is pressed. TODO: exit on -1 (error/EOF)? */
- while (read_line_input(current_prompt, filechar_cmdbuf, BUFSIZ, line_input_state) == 0)
- continue;
- size = strlen(filechar_cmdbuf);
+ size = read_line_input(current_prompt, filechar_cmdbuf, BUFSIZ, line_input_state);
+ if (size < 0) /* Error/EOF */
+ exit(0);
position = 0;
+ /* if Ctrl-C, size == 0 and loop will repeat */
}
c = filechar_cmdbuf[position];
position++;