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| author | Roberto E. Vargas Caballero <k0ga@shike2.com> | 2020-04-10 22:25:46 +0200 |
|---|---|---|
| committer | Hiltjo Posthuma <hiltjo@codemadness.org> | 2020-04-11 15:23:23 +0200 |
| commit | e52319cc7d153e4f59b38c4fb4c0556e118d4775 (patch) | |
| tree | 086acfcdc8c8d1e869a5920419b1760809272eb7 /x.c | |
| parent | 21e0d6e8b8d20903494386e7e6f43201b3761154 (diff) | |
| download | st-e52319cc7d153e4f59b38c4fb4c0556e118d4775.tar.gz st-e52319cc7d153e4f59b38c4fb4c0556e118d4775.tar.bz2 st-e52319cc7d153e4f59b38c4fb4c0556e118d4775.zip | |
ttyread: test for EOF while reading tty
When a read operation returns 0 then it means that we arrived to the end of the
file, and new reads will return 0 unless you do some other operation such as
lseek(). This case happens with USB-232 adapters when they are unplugged.
Diffstat (limited to 'x.c')
0 files changed, 0 insertions, 0 deletions