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authorBrian Cully <bjc@kublai.com>2008-03-02 18:41:34 -0500
committerBrian Cully <github.20.shmit@spamgourmet.com>2008-03-02 18:41:34 -0500
commit2c799d15e608d3139bc94e4bf1156767b5e9e5a3 (patch)
tree8566519bb66d8d61dfa1d0911eb778be2b61583a /src
parent08b5c16cbcb92125a2b8b526b43897e609ed9434 (diff)
downloadmysqlerl-2c799d15e608d3139bc94e4bf1156767b5e9e5a3.tar.gz
mysqlerl-2c799d15e608d3139bc94e4bf1156767b5e9e5a3.zip
Get next working, at least until you hit the end of the records.
Diffstat (limited to 'src')
-rw-r--r--src/mysqlerl.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/src/mysqlerl.c b/src/mysqlerl.c
index 94e5640..ffac9fb 100644
--- a/src/mysqlerl.c
+++ b/src/mysqlerl.c
@@ -15,6 +15,7 @@
const char *QUERY_MSG = "sql_query";
const char *PARAM_QUERY_MSG = "sql_param_query";
const char *SELECT_COUNT_MSG = "sql_select_count";
+const char *NEXT_MSG = "sql_next";
MYSQL_RES *results = NULL;
@@ -231,6 +232,34 @@ handle_select_count(MYSQL *dbh, ETERM *msg)
}
void
+handle_next(MYSQL *dbh, ETERM *msg)
+{
+ MYSQL_FIELD *fields;
+ ETERM *ecols, *erows, *resp;
+ unsigned int num_fields;
+
+ logmsg("DEBUG: got next msg.");
+ if (results == NULL) {
+ logmsg("ERROR: got next message w/o cursor.");
+ exit(2);
+ }
+
+ num_fields = mysql_num_fields(results);
+ fields = mysql_fetch_fields(results);
+
+ ecols = make_cols(fields, num_fields);
+ erows = make_rows(1, num_fields);
+
+ resp = erl_format("{selected, ~w, ~w}", ecols, erows);
+
+ erl_free_term(ecols);
+ erl_free_term(erows);
+
+ write_msg(resp);
+ erl_free_term(resp);
+}
+
+void
dispatch_db_cmd(MYSQL *dbh, ETERM *msg)
{
ETERM *tag;
@@ -245,6 +274,9 @@ dispatch_db_cmd(MYSQL *dbh, ETERM *msg)
} else if (strncmp((char *)ERL_ATOM_PTR(tag),
SELECT_COUNT_MSG, strlen(SELECT_COUNT_MSG)) == 0) {
handle_select_count(dbh, msg);
+ } else if (strncmp((char *)ERL_ATOM_PTR(tag),
+ NEXT_MSG, strlen(NEXT_MSG)) == 0) {
+ handle_next(dbh, msg);
} else {
logmsg("WARNING: message type %s unknown.", (char *)ERL_ATOM_PTR(tag));
erl_free_term(tag);