| … | |
… | |
| 607 | memcpy (dst + maxlen - 4, "...", 4); |
607 | memcpy (dst + maxlen - 4, "...", 4); |
| 608 | } |
608 | } |
| 609 | } |
609 | } |
| 610 | else |
610 | else |
| 611 | memcpy (dst, src, len + 1); |
611 | memcpy (dst, src, len + 1); |
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612 | } |
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613 | |
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614 | const std::string |
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615 | format (const char *format, ...) |
|
|
616 | { |
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617 | int len; |
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618 | |
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619 | { |
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620 | char buf[128]; |
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621 | |
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622 | va_list ap; |
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623 | va_start (ap, format); |
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624 | len = vsnprintf (buf, sizeof (buf), format, ap); |
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625 | va_end (ap); |
|
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626 | |
|
|
627 | assert (len >= 0); // shield againstz broken vsnprintf's |
|
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628 | |
|
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629 | // was our static buffer short enough? |
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|
630 | if (len < sizeof (buf)) |
|
|
631 | return std::string (buf, len); |
|
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632 | } |
|
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633 | |
|
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634 | { |
|
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635 | // longer, try harder |
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636 | char *buf = salloc<char> (len + 1); |
|
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637 | |
|
|
638 | va_list ap; |
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639 | va_start (ap, format); |
|
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640 | vsnprintf (buf, len + 1, format, ap); |
|
|
641 | va_end (ap); |
|
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642 | |
|
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643 | const std::string s (buf, len); |
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644 | sfree<char> (buf, len + 1); |
|
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645 | |
|
|
646 | return buf; |
|
|
647 | } |
| 612 | } |
648 | } |
| 613 | |
649 | |
| 614 | tstamp now () |
650 | tstamp now () |
| 615 | { |
651 | { |
| 616 | struct timeval tv; |
652 | struct timeval tv; |
