Windows: Add nserror reporting function

Signed-off-by: Daniel Silverstone <dsilvers@digital-scurf.org>

2 files changed, 24 insertions, 0 deletions

diff --git a/frontends/windows/gui.c b/frontends/windows/gui.c
index fdfafcf42..9a2c13b23 100644
--- a/frontends/windows/gui.c
+++ b/frontends/windows/gui.c
@@ -182,3 +182,17 @@ nserror win32_warning(const char *warning, const char *detail)
 }
 
 
+/* exported function documented in windows/gui.h */
+nserror
+win32_report_nserror(nserror error, const char *detail)
+{
+	size_t len = 1 +
+		strlen(messages_get_errorcode(error)) +
+		((detail != 0) ? strlen(detail) : 0);
+	char message[len];
+	snprintf(message, len, messages_get_errorcode(error), detail);
+	MessageBox(NULL, message, "Warning", MB_ICONWARNING);
+
+	return NSERROR_OK;
+}
+
diff --git a/frontends/windows/gui.h b/frontends/windows/gui.h
index 0633c93e8..957280ae4 100644
--- a/frontends/windows/gui.h
+++ b/frontends/windows/gui.h
@@ -68,6 +68,16 @@ void win32_set_quit(bool q);
 nserror win32_warning(const char *warning, const char *detail);
 
 /**
+ * Warn the user of an unexpected nserror.
+ *
+ * \param[in] error The nserror to report
+ * \param[in] detail Additional text to be displayed or NULL.
+ * \return NSERROR_OK on success or error code if there was a
+ *           faliure displaying the message to the user.
+ */
+nserror win32_report_nserror(nserror error, const char *detail);
+
+/**
  * add a modeless dialog to the special handling list
  */
 nserror nsw32_add_dialog(HWND hwndDlg);