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| author | Stefano Brivio <sbrivio@redhat.com> | 2021-05-21 11:22:09 +0200 |
|---|---|---|
| committer | Stefano Brivio <sbrivio@redhat.com> | 2021-05-21 11:22:09 +0200 |
| commit | 7ab1b2a97ab43ef58905801572e86b1bbb517973 (patch) | |
| tree | 9f142c47f472537530d2953fa4d4c5010e156f67 /util.c | |
| parent | 84a62b79a2bccb8b7db24e230854a7b160c0851b (diff) | |
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util: On -DDEBUG, log to stderr with timestamps
Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
Diffstat (limited to 'util.c')
| -rw-r--r-- | util.c | 26 |
1 files changed, 26 insertions, 0 deletions
@@ -22,18 +22,44 @@ #include <sys/epoll.h> #include <syslog.h> #include <stdarg.h> +#include <string.h> +#include <time.h> #include "passt.h" #include "util.h" +#ifdef DEBUG #define logfn(name, level) \ void name(const char *format, ...) { \ + char ts[sizeof("Mmm dd hh:mm:ss.")]; \ + struct timespec tp; \ + struct tm *tm; \ va_list args; \ \ + clock_gettime(CLOCK_REALTIME, &tp); \ + tm = gmtime(&tp.tv_sec); \ + strftime(ts, sizeof(ts), "%b %d %T.", tm); \ + \ + fprintf(stderr, "%s%04lu: ", ts, tp.tv_nsec / (1000 * 1000)); \ va_start(args, format); \ vsyslog(level, format, args); \ va_end(args); \ + va_start(args, format); \ + vfprintf(stderr, format, args); \ + va_end(args); \ + if (format[strlen(format)] != '\n') \ + fprintf(stderr, "\n"); \ } +#else +#define logfn(name, level) \ +void name(const char *format, ...) { \ + va_list args; \ + \ + va_start(args, format); \ + vsyslog(level, format, args); \ + va_end(args); \ +} +#endif logfn(err, LOG_ERR) logfn(warn, LOG_WARNING) |