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ash,hush: fix handling of SIGINT while waiting for interactive input

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function                                             old     new   delta
lineedit_read_key                                    160     237     +77
__pgetc                                              522     589     +67
fgetc_interactive                                    244     309     +65
safe_read_key                                          -      39     +39
read_key                                             588     607     +19
record_pending_signo                                  23      32      +9
signal_handler                                        75      81      +6
.rodata                                           104312  104309      -3
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(add/remove: 1/0 grow/shrink: 6/1 up/down: 282/-3)            Total: 279 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2022-01-17 03:02:40 +01:00
parent a277506a64
commit 12566e7f9b
9 changed files with 122 additions and 41 deletions
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2
procps/top.c
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@ -913,7 +913,7 @@ static unsigned handle_input(unsigned scan_mask, duration_t interval)
while (1) {
int32_t c;
c = read_key(STDIN_FILENO, G.kbd_input, interval * 1000);
c = safe_read_key(STDIN_FILENO, G.kbd_input, interval * 1000);
if (c == -1 && errno != EAGAIN) {
/* error/EOF */
option_mask32 |= OPT_EOF;