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Michael Bruck: 64 bit va_list fix for crash

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git-svn-id: svn://svn.berlios.de/openocd/trunk@451 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
oharboe 2008-03-06 12:01:17 +00:00
parent 97de458ff0
commit c6c6cd0ffd
1 changed files with 5 additions and 2 deletions
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7
src/helper/log.c
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@ -284,9 +284,12 @@ char *alloc_printf(const char *fmt, va_list ap)
free(t);
return NULL;
}
va_list ap_copy;
va_copy(ap_copy, ap);
int ret;
ret = vsnprintf(string, size, fmt, ap);
ret = vsnprintf(string, size, fmt, ap_copy);
/* NB! The result of the vsnprintf() might be an *EMPTY* string! */
if ((ret >= 0) && ((ret + 1) < size))
break;