diff options
| -rw-r--r-- | config.mk | 1 | ||||
| -rw-r--r-- | core/tput.c | 40 |
2 files changed, 41 insertions, 0 deletions
@@ -38,6 +38,7 @@ CORE=\ tee\ test\ touch\ + tput\ true\ tty\ uname\ diff --git a/core/tput.c b/core/tput.c new file mode 100644 index 0000000..8816e49 --- /dev/null +++ b/core/tput.c @@ -0,0 +1,40 @@ +/* SPDX-License-Identifier: BSD-3-Clause */ +/* + * Copyright (C) 2023 Ferass El Hafidi <vitali64pmemail@protonmail.com> + */ +#include <stdio.h> +#include <string.h> +#include <errno.h> +#include <unistd.h> + +/* Requirements in common.h */ +#define REQ_PRINT_USAGE +#define REQ_ERRPRINT +#include "../common/common.h" + +#define DESCRIPTION "Change terminal characteristics." +#define OPERANDS "init|clear|reset" + +int main(int argc, char *argv[]) { + int argument; + char *argv0 = strdup(argv[0]); + if (argc < 2) + return 1 + print_usage(argv0, DESCRIPTION, OPERANDS, VERSION); + while ((argument = getopt(argc, argv, "")) != -1 ) { + /* To be used when -T gets implemented */ + if (argument == '?') + return 1 + print_usage(argv0, + DESCRIPTION, OPERANDS, VERSION); + } argc -= optind; argv += optind; + if (!strcmp(argv[0], "init") || + !strcmp(argv[0], "reset")) /* init/reset */ + /* According to POSIX.1-2017 tput(1): + * > The difference between resetting and initializing a + * > terminal is left unspecified + */ + write(STDOUT_FILENO, "\033c", 3); + else if (!strcmp(argv[0], "clear")) /* clear */ + write(STDOUT_FILENO, "\033[1;1H\033[2J", 11); + else return 3 + print_usage(argv0, DESCRIPTION, OPERANDS, VERSION); + return errprint(argv0, NULL, errno); +} |