1 files changed, 48 insertions, 0 deletions

diff --git a/trace-dialog.c b/trace-dialog.c
index 4ed5b7b..c220a52 100644
--- a/trace-dialog.c
+++ b/trace-dialog.c
@@ -22,6 +22,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <stdarg.h>
+#include <errno.h>
 #include <ctype.h>
 
 #include "trace-compat.h"
@@ -35,6 +36,8 @@ static GtkWidget *statusbar;
 static GtkWidget *statuspix;
 static GString *statusstr;
 
+static GtkWidget *parent_window;
+
 void pr_stat(char *fmt, ...)
 {
         GString *str;
@@ -62,6 +65,51 @@ void pr_stat(char *fmt, ...)
         g_string_free(str, TRUE);
 }
 
+/**
+ * trace_dialog_register_window - register window for warning dialogs
+ * @window: parent window to use for other dialogs
+ *
+ * The warning messages do not have a way to pass the window to
+ * the function, since these functions are also used by the command
+ * line interface. This allows an application to give the warning
+ * messages a window to use.
+ */
+void trace_dialog_register_window(GtkWidget *window)
+{
+        parent_window = window;
+}
+
+void warning(char *fmt, ...)
+{
+        GString *str;
+        va_list ap;
+
+        if (!parent_window) {
+                va_start(ap, fmt);
+                __vwarning(fmt, ap);
+                va_end(ap);
+                return;
+        }
+
+        str = g_string_new("");
+
+        va_start(ap, fmt);
+        g_string_vprintf(str, fmt, ap);
+        va_end(ap);
+
+        g_string_append(str, "\n");
+
+        if (errno)
+                g_string_prepend(str, strerror(errno));
+
+        errno = 0;
+
+        trace_dialog(GTK_WINDOW(parent_window), TRACE_GUI_WARNING,
+                     str->str);
+
+        g_string_free(str, TRUE);
+}
+
 static void
 status_display_clicked (gpointer data)
 {