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Save errno value across logmsg()

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Need to be able to log messages without affecting errno.
This commit is contained in:
Christopher Wellons 2019-02-05 23:26:46 -05:00
parent 47b901d9d3
commit f2128b58f2
1 changed files with 4 additions and 0 deletions
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4
endlessh.c
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@ -42,6 +42,8 @@ static void
logmsg(enum loglevel level, const char *format, ...) logmsg(enum loglevel level, const char *format, ...)
{ {
if (loglevel >= level) { if (loglevel >= level) {
int save = errno;
/* Print a timestamp */ /* Print a timestamp */
long long now = uepoch(); long long now = uepoch();
time_t t = now / 1000; time_t t = now / 1000;
@ -56,6 +58,8 @@ logmsg(enum loglevel level, const char *format, ...)
vprintf(format, ap); vprintf(format, ap);
va_end(ap); va_end(ap);
fputc('\n', stdout); fputc('\n', stdout);
errno = save;
} }
} }