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manual: Fix termios.c example. (Bug 31078)

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Remove the unused 'char *name;' from the example.

Use write instead of putchar to write input as it is read.

Example tested on x86_64 by compiling and running the example.

Tested by building the manual pdf and reviewing the results.

Reviewed-by: Florian Weimer <fweimer@redhat.com>
This commit is contained in:
Carlos O'Donell 2023-11-20 13:15:34 -05:00
parent a8830c9285
commit 3cbaacdfd2
1 changed files with 1 additions and 2 deletions
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3
manual/examples/termios.c
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@ -34,7 +34,6 @@ void
set_input_mode (void) set_input_mode (void)
{ {
struct termios tattr; struct termios tattr;
char *name;
/* Make sure stdin is a terminal. */ /* Make sure stdin is a terminal. */
if (!isatty (STDIN_FILENO)) if (!isatty (STDIN_FILENO))
@ -70,7 +69,7 @@ main (void)
if (c == '\004') /* @kbd{C-d} */ if (c == '\004') /* @kbd{C-d} */
break; break;
else else
putchar (c); write (STDOUT_FILENO, &c, 1);
} }
return EXIT_SUCCESS; return EXIT_SUCCESS;