mirror of
git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
synced 2025-08-05 16:54:27 +00:00
f165523931
We'll use it to show unhandled keys in the various TUI browsers. Suggested-by: Ingo Molnar <mingo@kernel.org> Tested-by: Ingo Molnar <mingo@kernel.org> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Ian Rogers <irogers@google.com> Cc: James Clark <james.clark@linaro.org> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Kan Liang <kan.liang@linux.intel.com> Cc: Namhyung Kim <namhyung@kernel.org> Link: https://lore.kernel.org/r/Z_TYux5fUg2pW-pF@gmail.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
44 lines
1.2 KiB
C
44 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
|
|
#include "keysyms.h"
|
|
#include <linux/ctype.h>
|
|
#include <linux/kernel.h>
|
|
|
|
const char *key_name(int key, char *bf, size_t size)
|
|
{
|
|
if (isprint(key)) {
|
|
scnprintf(bf, size, "%c", key);
|
|
} else if (key < 32) {
|
|
scnprintf(bf, size, "Ctrl+%c", key + '@');
|
|
} else {
|
|
const char *name = NULL;
|
|
|
|
switch (key) {
|
|
case K_DOWN: name = "Down"; break;
|
|
case K_END: name = "End"; break;
|
|
case K_ENTER: name = "Enter"; break;
|
|
case K_ESC: name = "ESC"; break;
|
|
case K_F1: name = "F1"; break;
|
|
case K_HOME: name = "Home"; break;
|
|
case K_LEFT: name = "Left"; break;
|
|
case K_PGDN: name = "PgDown"; break;
|
|
case K_PGUP: name = "PgUp"; break;
|
|
case K_RIGHT: name = "Right"; break;
|
|
case K_TAB: name = "Tab"; break;
|
|
case K_UNTAB: name = "Untab"; break;
|
|
case K_UP: name = "Up"; break;
|
|
case K_BKSPC: name = "Backspace"; break;
|
|
case K_DEL: name = "Del"; break;
|
|
default:
|
|
if (key >= SL_KEY_F(1) && key <= SL_KEY_F(63))
|
|
scnprintf(bf, size, "F%d", key - SL_KEY_F(0));
|
|
else
|
|
scnprintf(bf, size, "Unknown (%d)", key);
|
|
}
|
|
|
|
if (name)
|
|
scnprintf(bf, size, "%s", name);
|
|
}
|
|
|
|
return bf;
|
|
}
|