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Last change
on this file since e16e8f2 was
e16e8f2,
checked in by Edwin Eefting <edwin@datux.nl>, 3 years ago
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|
bootstuff
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-
Property mode set to
100644
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File size:
449 bytes
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| Rev | Line | |
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| [e16e8f2] | 1 | /* |
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| 2 | * asprintf.c |
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| 3 | */ |
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| 4 | |
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| 5 | #include <stdio.h> |
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| 6 | #include <stdlib.h> |
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| 7 | #include <stdarg.h> |
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| 8 | |
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| 9 | int asprintf(char **bufp, const char *format, ...) |
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| 10 | { |
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| 11 | va_list ap, ap1; |
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| 12 | int rv; |
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| 13 | int bytes; |
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| 14 | char *p; |
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| 15 | |
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| 16 | va_start(ap, format); |
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| 17 | va_copy(ap1, ap); |
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| 18 | |
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| 19 | bytes = vsnprintf(NULL, 0, format, ap1) + 1; |
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| 20 | va_end(ap1); |
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| 21 | |
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| 22 | *bufp = p = malloc(bytes); |
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| 23 | if (!p) |
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| 24 | rv = -1; |
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| 25 | else |
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| 26 | rv = vsnprintf(p, bytes, format, ap); |
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| 27 | |
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| 28 | va_end(ap); |
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| 29 | |
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| 30 | return rv; |
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| 31 | } |
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