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ACPICA: acpiexec: Do not put STDIN into raw mode unless it is a terminal.

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Eliminate an error message for batch-mode processing on unix
systems. ACPICA BZ 1114.

This patch is mainly for fixing the issues of acpiexec which is not in the
Linux upstream.

Link: https://bugs.acpica.org/show_bug.cgi?id=1114
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Bob Moore 2014-10-10 10:40:19 +08:00 committed by Rafael J. Wysocki
parent f2d348fac7
commit 63c9043b90
1 changed files with 8 additions and 0 deletions
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8
tools/power/acpi/os_specific/service_layers/osunixxf.c
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@ -122,6 +122,14 @@ static void os_enter_line_edit_mode(void)
{
struct termios local_term_attributes;
term_attributes_were_set = 0;
/* STDIN must be a terminal */
if (!isatty(STDIN_FILENO)) {
return;
}
/* Get and keep the original attributes */
if (tcgetattr(STDIN_FILENO, &original_term_attributes)) {