void
debug(const char *msg, ...)
{
+#define MAX_DEBUG_BUFSIZE 65536
va_list args;
- char buf[1024];
+ static uint bufsize = 4096;
+ static char *buf = NULL;
+
+ if (!buf)
+ buf = mb_alloc(&root_pool, bufsize);
va_start(args, msg);
if (dbgf)
{
- if (bvsnprintf(buf, sizeof(buf), msg, args) < 0)
- bsprintf(buf + sizeof(buf) - 100, " ... <too long>\n");
+ while (bvsnprintf(buf, bufsize, msg, args) < 0)
+ if (bufsize >= MAX_DEBUG_BUFSIZE)
+ bug("Extremely long debug output, split it.");
+ else
+ buf = mb_realloc(buf, (bufsize *= 2));
+
fputs(buf, dbgf);
}
va_end(args);