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| author | Marian Csontos <mcsontos@redhat.com> | 2015-07-10 15:27:56 +0200 |
|---|---|---|
| committer | Marian Csontos <mcsontos@redhat.com> | 2015-07-10 16:02:25 +0200 |
| commit | 05812f8760393fbdf16600daf1292f9de351cbc5 (patch) | |
| tree | 9be7190ed7602dd1e2fef48498145278cd0220b8 | |
| parent | a1915f89b3c2c012e99e449a858581f61b84d9c3 (diff) | |
| download | lvm2-05812f8760393fbdf16600daf1292f9de351cbc5.tar.gz | |
log: Empty LVM_LOG_FILE_EPOCH handling
When env.variable is set to empty getenv returns pointer to empty
string.
In tests it is expected this will produce undecorated debug.log instead
of debug.log__*
| -rw-r--r-- | lib/log/log.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/log/log.c b/lib/log/log.c index a439d1da3..4406ef0bd 100644 --- a/lib/log/log.c +++ b/lib/log/log.c @@ -74,7 +74,7 @@ void init_log_file(const char *log_file, int append) int i = 0; _log_file_path[0] = '\0'; - if ((env = getenv("LVM_LOG_FILE_EPOCH"))) { + if ((env = getenv("LVM_LOG_FILE_EPOCH")) && env[0]) { while (isalpha(env[i]) && i < 32) /* Up to 32 alphas */ i++; if (env[i]) { |