diff options
| -rw-r--r-- | lib/printf.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/printf.c b/lib/printf.c index dc9ea1b3..21453ddc 100644 --- a/lib/printf.c +++ b/lib/printf.c @@ -9,6 +9,9 @@ #include "nest/bird.h" #include "string.h" +#include <errno.h> +#include <string.h> + /* we use this so that we can do without the ctype library */ #define is_digit(c) ((c) >= '0' && (c) <= '9') @@ -184,11 +187,15 @@ int bvsprintf(char *buf, const char *fmt, va_list args) *str++ = ' '; continue; + case 'm': + s = strerror(errno); + goto str; case 's': s = va_arg(args, char *); if (!s) s = "<NULL>"; + str: len = strlen(s); if (precision >= 0 && len > precision) len = precision; |