diff options
Diffstat (limited to 'sys/boot/common')
| -rw-r--r-- | sys/boot/common/Makefile.inc | 4 | ||||
| -rw-r--r-- | sys/boot/common/boot.c | 18 |
2 files changed, 22 insertions, 0 deletions
diff --git a/sys/boot/common/Makefile.inc b/sys/boot/common/Makefile.inc index 9ede386..1f31aa9 100644 --- a/sys/boot/common/Makefile.inc +++ b/sys/boot/common/Makefile.inc @@ -38,4 +38,8 @@ MAN+= ../forth/loader.conf.5 MAN+= ../forth/loader.4th.8 .endif +.if defined(BOOT_PROMPT_123) +CFLAGS+= -DBOOT_PROMPT_123 +.endif + MAN+= loader.8 diff --git a/sys/boot/common/boot.c b/sys/boot/common/boot.c index 315c039..c6ab681 100644 --- a/sys/boot/common/boot.c +++ b/sys/boot/common/boot.c @@ -162,6 +162,9 @@ autoboot(int timeout, char *prompt) int c, yes; char *argv[2], *cp, *ep; char *kernelname; +#ifdef BOOT_PROMPT_123 + const char *seq = "123", *p = seq; +#endif autoboot_tried = 1; @@ -192,14 +195,29 @@ autoboot(int timeout, char *prompt) yes = 0; +#ifdef BOOT_PROMPT_123 + printf("%s\n", (prompt == NULL) ? "Hit [Enter] to boot immediately, or " + "1 2 3 sequence for command prompt." : prompt); +#else printf("%s\n", (prompt == NULL) ? "Hit [Enter] to boot immediately, or any other key for command prompt." : prompt); +#endif for (;;) { if (ischar()) { c = getchar(); +#ifdef BOOT_PROMPT_123 + if ((c == '\r') || (c == '\n')) { + yes = 1; + break; + } else if (c != *p++) + p = seq; + if (*p == 0) + break; +#else if ((c == '\r') || (c == '\n')) yes = 1; break; +#endif } ntime = time(NULL); if (ntime >= when) { |
