diff options
Diffstat (limited to 'common/main.c')
| -rw-r--r-- | common/main.c | 58 |
1 files changed, 46 insertions, 12 deletions
diff --git a/common/main.c b/common/main.c index 379695c..163ba02 100644 --- a/common/main.c +++ b/common/main.c @@ -59,7 +59,6 @@ extern int do_bootd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); #define MAX_DELAY_STOP_STR 32 -static int parse_line (char *, char *[]); #if defined(CONFIG_BOOTDELAY) && (CONFIG_BOOTDELAY >= 0) static int abortboot(int); #endif @@ -696,7 +695,7 @@ static void cread_add_str(char *str, int strsize, int insert, unsigned long *num } } -static int cread_line(char *buf, unsigned int *len) +static int cread_line(const char *const prompt, char *buf, unsigned int *len) { unsigned long num = 0; unsigned long eol_num = 0; @@ -710,6 +709,13 @@ static int cread_line(char *buf, unsigned int *len) while (1) { rlen = 1; +#ifdef CONFIG_BOOT_RETRY_TIME + while (!tstc()) { /* while no incoming data */ + if (retry_time >= 0 && get_ticks() > endtime) + return (-2); /* timed out */ + } +#endif + ichar = getcmd_getch(); if ((ichar == '\n') || (ichar == '\r')) { @@ -818,6 +824,7 @@ static int cread_line(char *buf, unsigned int *len) insert = !insert; break; case CTL_CH('x'): + case CTL_CH('u'): BEGINNING_OF_LINE(); ERASE_TO_EOL(); break; @@ -867,6 +874,27 @@ static int cread_line(char *buf, unsigned int *len) REFRESH_TO_EOL(); continue; } +#ifdef CONFIG_AUTO_COMPLETE + case '\t': { + int num2, col; + + /* do not autocomplete when in the middle */ + if (num < eol_num) { + getcmd_cbeep(); + break; + } + + buf[num] = '\0'; + col = strlen(prompt) + eol_num; + num2 = num; + if (cmd_auto_complete(prompt, buf, &num2, &col)) { + col = num2 - num; + num += col; + eol_num += col; + } + break; + } +#endif default: cread_add_char(ichar, insert, &num, &eol_num, buf, *len); break; @@ -896,8 +924,14 @@ static int cread_line(char *buf, unsigned int *len) */ int readline (const char *const prompt) { + return readline_into_buffer(prompt, console_buffer); +} + + +int readline_into_buffer (const char *const prompt, char * buffer) +{ + char *p = buffer; #ifdef CONFIG_CMDLINE_EDITING - char *p = console_buffer; unsigned int len=MAX_CMDBUF_SIZE; int rc; static int initted = 0; @@ -909,10 +943,10 @@ int readline (const char *const prompt) puts (prompt); - rc = cread_line(p, &len); + rc = cread_line(prompt, p, &len); return rc < 0 ? rc : len; #else - char *p = console_buffer; + char * p_buf = p; int n = 0; /* buffer index */ int plen = 0; /* prompt length */ int col; /* output column cnt */ @@ -950,13 +984,13 @@ int readline (const char *const prompt) case '\n': *p = '\0'; puts ("\r\n"); - return (p - console_buffer); + return (p - p_buf); case '\0': /* nul */ continue; case 0x03: /* ^C - break */ - console_buffer[0] = '\0'; /* discard input */ + p_buf[0] = '\0'; /* discard input */ return (-1); case 0x15: /* ^U - erase line */ @@ -964,20 +998,20 @@ int readline (const char *const prompt) puts (erase_seq); --col; } - p = console_buffer; + p = p_buf; n = 0; continue; case 0x17: /* ^W - erase word */ - p=delete_char(console_buffer, p, &col, &n, plen); + p=delete_char(p_buf, p, &col, &n, plen); while ((n > 0) && (*p != ' ')) { - p=delete_char(console_buffer, p, &col, &n, plen); + p=delete_char(p_buf, p, &col, &n, plen); } continue; case 0x08: /* ^H - backspace */ case 0x7F: /* DEL - backspace */ - p=delete_char(console_buffer, p, &col, &n, plen); + p=delete_char(p_buf, p, &col, &n, plen); continue; default: @@ -990,7 +1024,7 @@ int readline (const char *const prompt) /* if auto completion triggered just continue */ *p = '\0'; if (cmd_auto_complete(prompt, console_buffer, &n, &col)) { - p = console_buffer + n; /* reset */ + p = p_buf + n; /* reset */ continue; } #endif |