From a3b844cf45dc4d6a6a3686e8ce6e2447643b878e Mon Sep 17 00:00:00 2001 From: Harald Welte Date: Sat, 27 Mar 2010 00:04:40 +0800 Subject: logging: only compile stderr target if we actualy have stderr --- src/logging.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'src') diff --git a/src/logging.c b/src/logging.c index ea03d303..7c508771 100644 --- a/src/logging.c +++ b/src/logging.c @@ -307,11 +307,14 @@ void log_set_category_filter(struct log_target *target, int category, target->categories[category].loglevel = level; } +/* since C89/C99 says stderr is a macro, we can safely do this! */ +#ifdef stderr static void _stderr_output(struct log_target *target, const char *log) { fprintf(target->tgt_stdout.out, "%s", log); fflush(target->tgt_stdout.out); } +#endif struct log_target *log_target_create(void) { @@ -342,6 +345,8 @@ struct log_target *log_target_create(void) struct log_target *log_target_create_stderr(void) { +/* since C89/C99 says stderr is a macro, we can safely do this! */ +#ifdef stderr struct log_target *target; target = log_target_create(); @@ -351,6 +356,9 @@ struct log_target *log_target_create_stderr(void) target->tgt_stdout.out = stderr; target->output = _stderr_output; return target; +#else + return NULL; +#endif /* stderr */ } void log_init(const struct log_info *cat) -- cgit v1.2.3