iomenu

interactive text selection menu
Log | Files | Refs | README | LICENSE

commit 1035fe68e4071585215a146fd1d31a914534c89d
parent 99385dc242897b4bb94f0ab0c402bcbb7bea6b9f
Author: Josuah Demangeonā  ā µ <mail@josuah.net>
Date:   Thu, 30 Mar 2017 22:54:50 +0200

reopen /dev/tty as stdin and stderr at interaction time

Diffstat:
Miomenu.c | 16+++++++---------
1 file changed, 7 insertions(+), 9 deletions(-)

diff --git a/iomenu.c b/iomenu.c @@ -21,7 +21,6 @@ static struct winsize ws; static struct termios termios; -FILE *tty_fp = NULL; int tty_fd; static int current = 0, offset = 0, prev = 0, next = 0; @@ -48,8 +47,7 @@ static void die(const char *s) { tcsetattr(tty_fd, TCSANOW, &termios); - fclose(tty_fp); - close(tty_fd); + close(tty_fd); free_all(); perror(s); exit(EXIT_FAILURE); @@ -337,7 +335,7 @@ print_selection(void) static int input_key(void) { - wchar_t key = fgetwc(tty_fp); + wchar_t key = fgetwc(stdin); switch (key) { @@ -401,8 +399,6 @@ input_get(void) input[0] = '\0'; - set_terminal(); - while ((exit_code = input_key()) == CONTINUE) print_screen(); @@ -443,16 +439,18 @@ main(int argc, char *argv[]) setlocale(LC_ALL, ""); read_lines(); - tty_fp = fopen("/dev/tty", "r"); + if (!freopen("/dev/tty", "r", stdin) || !freopen("/dev/tty", "w", stderr)) + die("freopen"); tty_fd = open("/dev/tty", O_RDWR); + set_terminal(); + print_screen(); exit_code = input_get(); tcsetattr(tty_fd, TCSANOW, &termios); clear(opt_l); - fclose(tty_fp); - close(tty_fd); + close(tty_fd); free_all(); return exit_code;