misc/adsb-tools
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Account for the possibility of stderr not being open when we start.

Browse Source
This commit is contained in:
Ian Gulliver
2016-03-09 18:28:46 -08:00
parent 689bfc7939
commit 94744ef96f
1 changed files with 4 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
adsbus/log.c
View File

@@ -35,8 +35,10 @@ static void log_open() {
}
int fd = open(log_path, O_WRONLY | O_CREAT | O_APPEND | O_NOCTTY | O_CLOEXEC, S_IRUSR | S_IWUSR);
assert(fd >= 0);
assert(dup3(fd, STDERR_FILENO, O_CLOEXEC) == STDERR_FILENO);
assert(!close(fd));
if (fd != STDERR_FILENO) {
assert(dup3(fd, STDERR_FILENO, O_CLOEXEC) == STDERR_FILENO);
assert(!close(fd));
}
}
static void log_rotate() {