Changeset: f58e2a9f2a56 for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB/rev/f58e2a9f2a56
Modified Files:
common/stream/stream.c
Branch: smapi
Log Message:
Better debugging messages
diffs (44 lines):
diff --git a/common/stream/stream.c b/common/stream/stream.c
--- a/common/stream/stream.c
+++ b/common/stream/stream.c
@@ -196,14 +196,20 @@ mnstr_read(stream *restrict s, void *res
{
if (s == NULL || buf == NULL)
return -1;
-#ifdef STREAM_DEBUG
- fprintf(stderr, "read %s %zu %zu\n",
- s->name ? s->name : "<unnamed>", elmsize, cnt);
-#endif
+
assert(s->readonly);
if (s->errkind != MNSTR_NO__ERROR)
return -1;
- return s->read(s, buf, elmsize, cnt);
+ ssize_t r = s->read(s, buf, elmsize, cnt);
+#ifdef STREAM_DEBUG
+ char *msg = (char *)malloc(elmsize*cnt);
+ strncpy(msg, buf, elmsize*cnt);
+ msg[elmsize*cnt] = 0;
+ fprintf(stderr, "read %s %zu %zu <%s>\n",
+ s->name ? s->name : "<unnamed>", elmsize, cnt, msg);
+ free(msg);
+#endif
+ return r;
}
@@ -216,8 +222,12 @@ mnstr_write(stream *restrict s, const vo
if (s == NULL || buf == NULL)
return -1;
#ifdef STREAM_DEBUG
- fprintf(stderr, "write %s %zu %zu\n",
- s->name ? s->name : "<unnamed>", elmsize, cnt);
+ char *msg = (char *)malloc(elmsize*cnt);
+ strncpy(msg, buf, elmsize*cnt);
+ msg[elmsize*cnt] = 0;
+ fprintf(stderr, "write %s %zu %zu <%s>\n",
+ s->name ? s->name : "<unnamed>", elmsize, cnt, msg);
+ free(msg);
#endif
assert(!s->readonly);
if (s->errkind != MNSTR_NO__ERROR)
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