commit 4e601916901d5bd3a6e8e66107498dddbd9c5570
parent b45750de7236dd40c0a76fdf4ebab9a7f25faca3
Author: Josuah Demangeon <mail@josuah.net>
Date: Wed, 6 Jun 2018 04:48:40 +0200
do not bufferize input
Diffstat:
| M | mplex.c | | | 22 | +++++++++++----------- |
1 file changed, 11 insertions(+), 11 deletions(-)
diff --git a/mplex.c b/mplex.c
@@ -119,17 +119,17 @@ top:
void
display_line(void)
{
- int c;
-
- fputs("\r\033[K", stderr);
- do {
- if ((c = fgetc(stdin)) == EOF)
- die("fgetc stdin");
- if (fputc(c, stderr) == -1)
- perror("fputc tty"), exit(1);
- } while (c !='\n');
- if (fflush(stderr) == -1)
- perror("fflush tty");
+ ssize_t n;
+ char c;
+
+ write(STDERR_FILENO, "\r\033[K", 4);
+ while ((n = read(STDIN_FILENO, &c, 1)) == 1) {
+ write(STDERR_FILENO, &c, 1);
+ if (c == '\n')
+ break;
+ }
+ if (n == -1)
+ die("read stdin");
}
void
