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| author | Bob Moore <robert.moore@intel.com> | 2014-10-10 10:40:19 +0800 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2014-10-21 00:39:40 +0200 |
| commit | 63c9043b905d04edebfe37b59d5415a46e5008bb (patch) | |
| tree | e187f1c30ce3c67dd5a5472bd0042919ca4fe79a /tools/power | |
| parent | f2d348fac77f6cf8eb5d0eb37e16b13d8b796bda (diff) | |
| download | linux-63c9043b905d04edebfe37b59d5415a46e5008bb.tar.bz2 | |
ACPICA: acpiexec: Do not put STDIN into raw mode unless it is a terminal.
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>
Diffstat (limited to 'tools/power')
| -rw-r--r-- | tools/power/acpi/os_specific/service_layers/osunixxf.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/tools/power/acpi/os_specific/service_layers/osunixxf.c b/tools/power/acpi/os_specific/service_layers/osunixxf.c index 60b58cd18410..7ccb073f8316 100644 --- a/tools/power/acpi/os_specific/service_layers/osunixxf.c +++ b/tools/power/acpi/os_specific/service_layers/osunixxf.c @@ -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)) { |