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| author | Denys Vlasenko <vda.linux@googlemail.com> | 2019-10-25 17:40:57 +0200 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2019-10-25 17:40:57 +0200 |
| commit | f39a71817ead331b664bc658ac26dec4ec3b75bc (patch) | |
| tree | c132fc41c35ac0c5e05473df32f5ac8d4b7166bc /libbb | |
| parent | d6ff27de153c8f9361de13f75c7f7ed319044f7c (diff) | |
| download | busybox-w32-f39a71817ead331b664bc658ac26dec4ec3b75bc.tar.gz busybox-w32-f39a71817ead331b664bc658ac26dec4ec3b75bc.tar.bz2 busybox-w32-f39a71817ead331b664bc658ac26dec4ec3b75bc.zip | |
read_key(): placate "warning: shifting a negative signed value is undefined"
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'libbb')
| -rw-r--r-- | libbb/read_key.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/libbb/read_key.c b/libbb/read_key.c index 951786869..03b7da656 100644 --- a/libbb/read_key.c +++ b/libbb/read_key.c | |||
| @@ -259,7 +259,8 @@ int64_t FAST_FUNC read_key(int fd, char *buffer, int timeout) | |||
| 259 | 259 | ||
| 260 | buffer[-1] = 0; | 260 | buffer[-1] = 0; |
| 261 | /* Pack into "1 <row15bits> <col16bits>" 32-bit sequence */ | 261 | /* Pack into "1 <row15bits> <col16bits>" 32-bit sequence */ |
| 262 | col |= (((-1 << 15) | row) << 16); | 262 | row |= ((unsigned)(-1) << 15); |
| 263 | col |= (row << 16); | ||
| 263 | /* Return it in high-order word */ | 264 | /* Return it in high-order word */ |
| 264 | return ((int64_t) col << 32) | (uint32_t)KEYCODE_CURSOR_POS; | 265 | return ((int64_t) col << 32) | (uint32_t)KEYCODE_CURSOR_POS; |
| 265 | } | 266 | } |