diff options
Diffstat (limited to 'stdio-common/vfprintf-internal.c')
| -rw-r--r-- | stdio-common/vfprintf-internal.c | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/stdio-common/vfprintf-internal.c b/stdio-common/vfprintf-internal.c index e717f50073..8547090d45 100644 --- a/stdio-common/vfprintf-internal.c +++ b/stdio-common/vfprintf-internal.c @@ -950,11 +950,26 @@ static const uint8_t jump_table[] = \ LABEL (form_strerror): \ /* Print description of error ERRNO. */ \ - string = \ - (CHAR_T *) __strerror_r (save_errno, (char *) work_buffer, \ - WORK_BUFFER_SIZE * sizeof (CHAR_T)); \ - is_long = 0; /* This is no wide-char string. */ \ - goto LABEL (print_string) + if (alt) \ + string = (CHAR_T *) __get_errname (save_errno); \ + else \ + string = (CHAR_T *) __strerror_r (save_errno, (char *) work_buffer, \ + WORK_BUFFER_SIZE * sizeof (CHAR_T));\ + if (string == NULL) \ + { \ + /* Print as a decimal number. */ \ + base = 10; \ + is_negative = save_errno < 0; \ + number.word = save_errno; \ + if (is_negative) \ + number.word = -number.word; \ + goto LABEL (number); \ + } \ + else \ + { \ + is_long = 0; /* This is no wide-char string. */ \ + goto LABEL (print_string); \ + } #ifdef COMPILE_WPRINTF # define process_string_arg() \ |