sh: Add asm/unaligned.h and asm/unaligned-sh4a.h from Linux kernel

[oweals/u-boot.git] / common / main.c

diff --git a/common/main.c b/common/main.c
index b47e443f7b2847d8121581a277e5c316c636a88e..10d8904170b2709ccc0d96d3d6e17698945c036e 100644 (file)
--- a/common/main.c
+++ b/common/main.c
@@ -720,6 +720,10 @@ static int cread_line(const char *const prompt, char *buf, unsigned int *len)
        int insert = 1;
        int esc_len = 0;
        char esc_save[8];
+       int init_len = strlen(buf);
+
+       if (init_len)
+               cread_add_str(buf, init_len, 1, &num, &eol_num, buf, *len);
 
        while (1) {
 #ifdef CONFIG_BOOT_RETRY_TIME
@@ -937,6 +941,12 @@ static int cread_line(const char *const prompt, char *buf, unsigned int *len)
  */
 int readline (const char *const prompt)
 {
+       /*
+        * If console_buffer isn't 0-length the user will be prompted to modify
+        * it instead of entering it from scratch as desired.
+        */
+       console_buffer[0] = '\0';
+
        return readline_into_buffer(prompt, console_buffer);
 }