Patchwork [10/48] error: don't delay error message construction

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Submitter Luiz Capitulino
Date Aug. 13, 2012, 7:48 p.m.
Message ID <1344887349-13041-11-git-send-email-lcapitulino@redhat.com>
Download mbox | patch
Permalink /patch/177124/
State New
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Comments

Luiz Capitulino - Aug. 13, 2012, 7:48 p.m.
Today, the error message is only constructed when it's used. This commit
changes that to construct the error message when the error object is
built (ie. when the error is reported).

This simplifies the Error object.

Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
---
 error.c  | 8 +-------
 qerror.c | 4 +---
 2 files changed, 2 insertions(+), 10 deletions(-)

Patch

diff --git a/error.c b/error.c
index 3a62592..2ade99b 100644
--- a/error.c
+++ b/error.c
@@ -20,7 +20,6 @@ 
 struct Error
 {
     QDict *obj;
-    const char *fmt;
     char *msg;
 };
 
@@ -39,7 +38,7 @@  void error_set(Error **errp, const char *fmt, ...)
     va_start(ap, fmt);
     err->obj = qobject_to_qdict(qobject_from_jsonv(fmt, &ap));
     va_end(ap);
-    err->fmt = fmt;
+    err->msg = qerror_format(fmt, err->obj);
 
     *errp = err;
 }
@@ -50,7 +49,6 @@  Error *error_copy(const Error *err)
 
     err_new = g_malloc0(sizeof(*err));
     err_new->msg = g_strdup(err->msg);
-    err_new->fmt = err->fmt;
     err_new->obj = err->obj;
     QINCREF(err_new->obj);
 
@@ -64,10 +62,6 @@  bool error_is_set(Error **errp)
 
 const char *error_get_pretty(Error *err)
 {
-    if (err->msg == NULL) {
-        err->msg = qerror_format(err->fmt, err->obj);
-    }
-
     return err->msg;
 }
 
diff --git a/qerror.c b/qerror.c
index a254f88..5d38428 100644
--- a/qerror.c
+++ b/qerror.c
@@ -543,7 +543,6 @@  void qerror_report(const char *fmt, ...)
 struct Error
 {
     QDict *obj;
-    const char *fmt;
     char *msg;
 };
 
@@ -555,8 +554,7 @@  void qerror_report_err(Error *err)
     loc_save(&qerr->loc);
     QINCREF(err->obj);
     qerr->error = err->obj;
-
-    qerr->err_msg = qerror_format(err->fmt, qerr->error);
+    qerr->err_msg = g_strdup(err->msg);
 
     if (monitor_cur_is_qmp()) {
         monitor_set_error(cur_mon, qerr);