mpd set round down

Author: haipome

matchengine/config.json

@@ -6,6 +6,7 @@
     },
     "log": {
         "path": "/var/log/trade/matchengine",
+        "num": 20,
         "flag": "fatal,error,warn,info,debug,trace"
     },
     "alert": {

readhistroy/rh_main.c

@@ -70,10 +70,6 @@ int main(int argc, char *argv[])
     if (ret < 0) {
         error(EXIT_FAILURE, errno, "init process fail: %d", ret);
     }
-    ret = init_mpd();
-    if (ret < 0) {
-        error(EXIT_FAILURE, errno, "init mpd fail: %d", ret);
-    }
     ret = init_log();
     if (ret < 0) {
         error(EXIT_FAILURE, errno, "init log fail: %d", ret);

utils/ut_decimal.c

@@ -14,6 +14,7 @@ mpd_t *mpd_zero;
 int init_mpd(void)
 {
     mpd_ieee_context(&mpd_ctx, MPD_DECIMAL128);
+    mpd_ctx.round = MPD_ROUND_DOWN;
 
     mpd_one = mpd_new(&mpd_ctx);
     mpd_set_string(mpd_one, "1", &mpd_ctx);