Mercurial > hg > dhcpcd
changeset 1339:330a14a08b51 draft
Use ssize_t which is a signed int and test if read() returns -1.
| author | Roy Marples <roy@marples.name> |
|---|---|
| date | Sat, 11 Jul 2009 07:03:23 +0000 |
| parents | 1c8dffb2d423 |
| children | ea09f9473c20 |
| files | signals.c |
| diffstat | 1 files changed, 2 insertions(+), 2 deletions(-) [+] |
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--- a/signals.c Wed Jul 08 22:18:39 2009 +0000 +++ b/signals.c Sat Jul 11 07:03:23 2009 +0000 @@ -67,11 +67,11 @@ { int sig = -1; char buf[16]; - size_t bytes; + ssize_t bytes; memset(buf, 0, sizeof(buf)); bytes = read(signal_pipe[0], buf, sizeof(buf)); - if (bytes >= sizeof(sig)) + if (bytes >= 0 && bytes >= sizeof(sig)) memcpy(&sig, buf, sizeof(sig)); return sig; }