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| author | Denys Vlasenko <vda.linux@googlemail.com> | 2022-01-16 23:54:46 +0100 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2022-01-16 23:54:46 +0100 |
| commit | a277506a64404e6c4472ff89c944c4f353db1c33 (patch) | |
| tree | 168015ae951c51bcb0295c2ebc241f168001a135 /shell/shell_common.c | |
| parent | c2788f88f430da8ae5fb5f293b13fc2b167ea2fe (diff) | |
| download | busybox-w32-a277506a64404e6c4472ff89c944c4f353db1c33.tar.gz busybox-w32-a277506a64404e6c4472ff89c944c4f353db1c33.tar.bz2 busybox-w32-a277506a64404e6c4472ff89c944c4f353db1c33.zip | |
shell: add comments about SIGINT-related problems
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'shell/shell_common.c')
| -rw-r--r-- | shell/shell_common.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/shell/shell_common.c b/shell/shell_common.c index 2e36d9208..13163acdf 100644 --- a/shell/shell_common.c +++ b/shell/shell_common.c | |||
| @@ -196,6 +196,7 @@ shell_builtin_read(struct builtin_read_params *params) | |||
| 196 | */ | 196 | */ |
| 197 | errno = 0; | 197 | errno = 0; |
| 198 | pfd[0].events = POLLIN; | 198 | pfd[0].events = POLLIN; |
| 199 | //TODO race with a signal arriving just before the poll! | ||
| 199 | if (poll(pfd, 1, timeout) <= 0) { | 200 | if (poll(pfd, 1, timeout) <= 0) { |
| 200 | /* timed out, or EINTR */ | 201 | /* timed out, or EINTR */ |
| 201 | err = errno; | 202 | err = errno; |