int process_escape_sequence(const char *source, char *dest, int destlen) { int i = 0; while (*source) { if (*source == '\\') { switch (*(source + 1)) { case 0: return 0; case '\\': dest[i++] = '\\'; break; case 'a': dest[i++] = '\a'; break; case 'b': dest[i++] = '\b'; break; case 'n': dest[i++] = '\n'; break; case 'r': dest[i++] = '\r'; break; case 't': dest[i++] = '\t'; break; case 'f': dest[i++] = '\f'; break; case 'e': dest[i++] = 0x1b; break; case 'h': i += snprintf(dest + i, destlen - i, "%s", barebox_get_model()); break; case 'w': i += snprintf(dest + i, destlen - i, "%s", getcwd()); break; case '$': if (*(source + 2) == '?') { i += snprintf(dest + i, destlen - i, "%d", shell_get_last_return_code()); source++; break; } default: dest[i++] = '\\'; dest[i++] = *(source + 1); } source++; } else dest[i++] = *source; source++; if (!(destlen - i)) break; } dest[i] = 0; return 0; }
void barebox_banner (void) { pr_info("\n\n%s\n\n", version_string); pr_info("Board: %s\n", barebox_get_model()); }