allow the user to retry or quit, when printing fails

git-svn-id: https://shell.noname-ev.de/svn/kasse/c128@71 af93e077-1a23-4f1e-9cbe-9382a9d578f5

diff --git a/src/kasse.c b/src/kasse.c
index ba288863a0bae5cfaf5ff11464081e197856d100..8c02cef1e16d6932e9404c74ef9d9bfb9398d78c 100644 (file)
--- a/src/kasse.c
+++ b/src/kasse.c
@@ -60,6 +60,15 @@ static void log_file(const char *s) {
        cbm_close((BYTE)8);
 }
 
+static char retry_or_quit() {
+       char *c;
+       do {
+               cprintf("\r\nr)etry or q)uit?\r\n");
+               c = get_input();
+       } while ((*c != 'r') && (*c != 'q'));
+       return *c;
+}
+
 /* Druckt eine entsprechende Zeile aus */
 static void print_log(BYTE n, int einheiten, char *nickname) {
        BYTE c;
@@ -78,22 +87,29 @@ static void print_log(BYTE n, int einheiten, char *nickname) {
                exit(1);
        }
                
+       RETRY:;
        sprintf(print_buffer, "[%lu] %s - %s - %s - %d - an %s\r\n",
-               items_sold, time, status.status[n].item_name, price, 
-               einheiten, (nickname != NULL ? nickname : "Unbekannt"));
+                       items_sold, time, status.status[n].item_name, price, 
+                       einheiten, (nickname != NULL ? nickname : "Unbekannt"));
        c = cbm_open((BYTE)4, (BYTE)4, (BYTE)0, NULL);
        if (c != 0) {
                c128_perror(c, "cbm_open(printer)");
-               save_items();
-               save_credits();
-               exit(1);
+               if (retry_or_quit() == 'q') {
+                       save_items();
+                       save_credits();
+                       exit(1);
+               }
+               goto RETRY;
        }
        c = cbm_write((BYTE)4, print_buffer, strlen(print_buffer));
        if (c != strlen(print_buffer)) {
                c128_perror(c, "write(printer)");
-               save_items();
-               save_credits();
-               exit(1);
+               if (retry_or_quit() == 'q') {
+                       save_items();
+                       save_credits();
+                       exit(1);
+               }
+               goto RETRY;
        }
        cbm_close((BYTE)4);
        log_file(print_buffer);