sh: unify sh2/sh3/sh4 linker scripts

[u-boot] / common / console.c

diff --git a/common/console.c b/common/console.c
index 2dfb788885bc81609224e9d3d7d43d1735bc6d65..5453726f693270f8a028a570445d13c53e045010 100644 (file)
--- a/common/console.c
+++ b/common/console.c
@@ -537,7 +537,33 @@ int ctrlc(void)
        }
        return 0;
 }
-
+/* Reads user's confirmation.
+   Returns 1 if user's input is "y", "Y", "yes" or "YES"
+*/
+int confirm_yesno(void)
+{
+       int i;
+       char str_input[5];
+
+       /* Flush input */
+       while (tstc())
+               getc();
+       i = 0;
+       while (i < sizeof(str_input)) {
+               str_input[i] = getc();
+               putc(str_input[i]);
+               if (str_input[i] == '\r')
+                       break;
+               i++;
+       }
+       putc('\n');
+       if (strncmp(str_input, "y\r", 2) == 0 ||
+           strncmp(str_input, "Y\r", 2) == 0 ||
+           strncmp(str_input, "yes\r", 4) == 0 ||
+           strncmp(str_input, "YES\r", 4) == 0)
+               return 1;
+       return 0;
+}
 /* pass 1 to disable ctrlc() checking, 0 to enable.
  * returns previous state
  */