gfio: add gerror.c for reporting errors

Signed-off-by: Jens Axboe <axboe@kernel.dk>
diff --git a/Makefile b/Makefile
index 4b87ca6..2b20a29 100644
--- a/Makefile
+++ b/Makefile
@@ -69,7 +69,7 @@
 
 OBJS = $(SOURCE:.c=.o)
 FIO_OBJS = $(OBJS) fio.o
-GFIO_OBJS = $(OBJS) gfio.o graph.o tickmarks.o ghelpers.o goptions.o
+GFIO_OBJS = $(OBJS) gfio.o graph.o tickmarks.o ghelpers.o goptions.o gerror.o
 
 T_SMALLOC_OBJS = t/stest.o
 T_SMALLOC_OBJS += mutex.o smalloc.o t/log.o
@@ -110,6 +110,9 @@
 ghelpers.o: ghelpers.c ghelpers.h
 	$(QUIET_CC)$(CC) $(CFLAGS) $(GTK_CFLAGS) $(CPPFLAGS) -c ghelpers.c
 
+gerror.o: gerror.c gerror.h
+	$(QUIET_CC)$(CC) $(CFLAGS) $(GTK_CFLAGS) $(CPPFLAGS) -c gerror.c
+
 gfio.o: gfio.c ghelpers.c
 	$(QUIET_CC)$(CC) $(CFLAGS) $(GTK_CFLAGS) $(CPPFLAGS) -c gfio.c
 
diff --git a/gerror.c b/gerror.c
new file mode 100644
index 0000000..82e0dd2
--- /dev/null
+++ b/gerror.c
@@ -0,0 +1,60 @@
+#include <locale.h>
+#include <malloc.h>
+#include <string.h>
+#include <stdarg.h>
+
+#include <gtk/gtk.h>
+
+#include "gfio.h"
+#include "gerror.h"
+
+static void on_info_bar_response(GtkWidget *widget, gint response,
+                                 gpointer data)
+{
+	struct gui *ui = (struct gui *) data;
+
+	if (response == GTK_RESPONSE_OK) {
+		gtk_widget_destroy(widget);
+		ui->error_info_bar = NULL;
+	}
+}
+
+static void report_error(struct gui_entry *ge, GError *error)
+{
+	struct gui *ui = ge->ui;
+
+	if (ui->error_info_bar == NULL) {
+		ui->error_info_bar = gtk_info_bar_new_with_buttons(GTK_STOCK_OK,
+		                                               GTK_RESPONSE_OK,
+		                                               NULL);
+		g_signal_connect(ui->error_info_bar, "response", G_CALLBACK(on_info_bar_response), ui);
+		gtk_info_bar_set_message_type(GTK_INFO_BAR(ui->error_info_bar),
+		                              GTK_MESSAGE_ERROR);
+		
+		ui->error_label = gtk_label_new(error->message);
+		GtkWidget *container = gtk_info_bar_get_content_area(GTK_INFO_BAR(ui->error_info_bar));
+		gtk_container_add(GTK_CONTAINER(container), ui->error_label);
+		
+		gtk_box_pack_start(GTK_BOX(ui->vbox), ui->error_info_bar, FALSE, FALSE, 0);
+		gtk_widget_show_all(ui->vbox);
+	} else {
+		char buffer[256];
+		snprintf(buffer, sizeof(buffer), "Failed to open file.");
+		gtk_label_set(GTK_LABEL(ui->error_label), buffer);
+	}
+}
+
+void gfio_report_error(struct gui_entry *ge, const char *format, ...)
+{
+	va_list args;
+	GError *error;
+
+	va_start(args, format);
+	error = g_error_new_valist(g_quark_from_string("fio"), 1, format, args);
+	va_end(args);
+
+	report_error(ge, error);
+	g_error_free(error);
+}
+
+
diff --git a/gerror.h b/gerror.h
new file mode 100644
index 0000000..69b1219
--- /dev/null
+++ b/gerror.h
@@ -0,0 +1,6 @@
+#ifndef GFIO_ERROR_H
+#define GFIO_ERROR_H
+
+extern void gfio_report_error(struct gui_entry *ge, const char *format, ...);
+
+#endif
diff --git a/gfio.c b/gfio.c
index 9385159..4bee83b 100644
--- a/gfio.c
+++ b/gfio.c
@@ -33,6 +33,7 @@
 #include "gfio.h"
 #include "ghelpers.h"
 #include "goptions.h"
+#include "gerror.h"
 #include "graph.h"
 
 static int gfio_server_running;
@@ -76,7 +77,6 @@
 
 static void gfio_update_thread_status(struct gui_entry *ge, char *status_message, double perc);
 static void gfio_update_thread_status_all(struct gui *ui, char *status_message, double perc);
-static void report_error(struct gui_entry *ge, GError *error);
 
 static struct graph *setup_iops_graph(void)
 {
@@ -1798,16 +1798,13 @@
 static int send_job_file(struct gui_entry *ge)
 {
 	struct gfio_client *gc = ge->client;
-	GError *error;
 	int ret = 0;
 
 	ret = fio_client_send_ini(gc->client, ge->job_file);
 	if (!ret)
 		return 0;
 
-	error = g_error_new(g_quark_from_string("fio"), 1, "Failed to send file %s: %s\n", ge->job_file, strerror(-ret));
-	report_error(ge, error);
-	g_error_free(error);
+	gfio_report_error(ge, "Failed to send file %s: %s\n", ge->job_file, strerror(-ret));
 	return 1;
 }
 
@@ -1999,19 +1996,6 @@
 	gfio_set_client(gc, client);
 }
 
-static void gfio_report_error(struct gui_entry *ge, const char *format, ...)
-{
-	va_list args;
-	GError *error;
-
-	va_start(args, format);
-	error = g_error_new_valist(g_quark_from_string("fio"), 1, format, args);
-	va_end(args);
-
-	report_error(ge, error);
-	g_error_free(error);
-}
-
 static void connect_clicked(GtkWidget *widget, gpointer data)
 {
 	struct gui_entry *ge = data;
@@ -2053,11 +2037,7 @@
 				pthread_create(&ge->ui->t, NULL, job_thread, ge->ui);
 			gfio_set_state(ge, GE_STATE_CONNECTED);
 		} else {
-			GError *error;
-
-			error = g_error_new(g_quark_from_string("fio"), 1, "Failed to connect to %s: %s\n", ge->client->client->hostname, strerror(-ret));
-			report_error(ge, error);
-			g_error_free(error);
+			gfio_report_error(ge, "Failed to connect to %s: %s\n", ge->client->client->hostname, strerror(-ret));
 		}
 	} else {
 		fio_client_terminate(gc->client);
@@ -2074,42 +2054,6 @@
 		gtk_widget_set_sensitive(ge->button[GFIO_BUTTON_START], 1);
 }
 
-static void on_info_bar_response(GtkWidget *widget, gint response,
-                                 gpointer data)
-{
-	struct gui *ui = (struct gui *) data;
-
-	if (response == GTK_RESPONSE_OK) {
-		gtk_widget_destroy(widget);
-		ui->error_info_bar = NULL;
-	}
-}
-
-static void report_error(struct gui_entry *ge, GError *error)
-{
-	struct gui *ui = ge->ui;
-
-	if (ui->error_info_bar == NULL) {
-		ui->error_info_bar = gtk_info_bar_new_with_buttons(GTK_STOCK_OK,
-		                                               GTK_RESPONSE_OK,
-		                                               NULL);
-		g_signal_connect(ui->error_info_bar, "response", G_CALLBACK(on_info_bar_response), ui);
-		gtk_info_bar_set_message_type(GTK_INFO_BAR(ui->error_info_bar),
-		                              GTK_MESSAGE_ERROR);
-		
-		ui->error_label = gtk_label_new(error->message);
-		GtkWidget *container = gtk_info_bar_get_content_area(GTK_INFO_BAR(ui->error_info_bar));
-		gtk_container_add(GTK_CONTAINER(container), ui->error_label);
-		
-		gtk_box_pack_start(GTK_BOX(ui->vbox), ui->error_info_bar, FALSE, FALSE, 0);
-		gtk_widget_show_all(ui->vbox);
-	} else {
-		char buffer[256];
-		snprintf(buffer, sizeof(buffer), "Failed to open file.");
-		gtk_label_set(GTK_LABEL(ui->error_label), buffer);
-	}
-}
-
 static GtkWidget *new_client_page(struct gui_entry *ge);
 
 static struct gui_entry *alloc_new_gui_entry(struct gui *ui)
@@ -2240,7 +2184,6 @@
 static int do_file_open(struct gui_entry *ge, const gchar *uri)
 {
 	struct fio_client *client;
-	GError *error;
 
 	assert(!ge->job_file);
 
@@ -2253,11 +2196,9 @@
 		return 0;
 	}
 
-	error = g_error_new(g_quark_from_string("fio"), 1, "Failed to add client %s", ge->host);
+	gfio_report_error(ge, "Failed to add client %s\n", ge->host);
 	free(ge->host);
 	ge->host = NULL;
-	report_error(ge, error);
-	g_error_free(error);
 	return 1;
 }
 
diff --git a/gfio.h b/gfio.h
index dc810a6..6760675 100644
--- a/gfio.h
+++ b/gfio.h
@@ -3,6 +3,9 @@
 
 #include <gtk/gtk.h>
 
+#include "flist.h"
+#include "stat.h"
+#include "thread_options.h"
 #include "ghelpers.h"
 
 struct probe_widget {
diff --git a/ioengine.h b/ioengine.h
index 9392bbd..b4bc22b 100644
--- a/ioengine.h
+++ b/ioengine.h
@@ -1,7 +1,10 @@
 #ifndef FIO_IOENGINE_H
 #define FIO_IOENGINE_H
 
+#include "compiler/compiler.h"
+#include "io_ddir.h"
 #include "debug.h"
+#include "file.h"
 
 #define FIO_IOOPS_VERSION	13
 
@@ -16,6 +19,8 @@
 	IO_U_F_VER_LIST		= 1 << 7,
 };
 
+struct thread_data;
+
 /*
  * The io unit
  */