Add signedness warning flag and fix fallout

clients/dnd.c

@@ -168,7 +168,7 @@ dnd_redraw_handler(struct widget *widget, void *data)
 	struct rectangle allocation;
 	cairo_t *cr;
 	cairo_surface_t *surface;
-	int i;
+	unsigned int i;
 
 	surface = window_get_surface(dnd->window);
 	cr = cairo_create(surface);
@@ -206,7 +206,7 @@ keyboard_focus_handler(struct window *window,
 static int
 dnd_add_item(struct dnd *dnd, struct item *item)
 {
-	int i;
+	unsigned int i;
 
 	for (i = 0; i < ARRAY_LENGTH(dnd->items); i++) {
 		if (dnd->items[i] == 0) {
@@ -222,7 +222,7 @@ dnd_get_item(struct dnd *dnd, int32_t x, int32_t y)
 {
 	struct item *item;
 	struct rectangle allocation;
-	int i;
+	unsigned int i;
 
 	widget_get_allocation(dnd->widget, &allocation);
 
@@ -369,7 +369,7 @@ dnd_button_handler(struct widget *widget,
 	struct display *display;
 	struct wl_compositor *compositor;
 	struct wl_buffer *buffer;
-	int i;
+	unsigned int i;
 
 	widget_get_allocation(dnd->widget, &allocation);
 	input_get_position(input, &x, &y);
@@ -518,8 +518,9 @@ static struct dnd *
 dnd_create(struct display *display)
 {
 	struct dnd *dnd;
-	int i, x, y;
+	int x, y;
 	int32_t width, height;
+	unsigned int i;
 
 	dnd = malloc(sizeof *dnd);
 	if (dnd == NULL)

clients/eventdemo.c

@@ -86,7 +86,7 @@ struct eventdemo {
 	struct widget *widget;
 	struct display *display;
 
-	unsigned int x, y, w, h;
+	int x, y, w, h;
 };
 
 /**

clients/gears.c

@@ -63,7 +63,7 @@ struct gear_template {
 	GLfloat tooth_depth;
 };
 
-const static struct gear_template gear_templates[] = {
+static const struct gear_template gear_templates[] = {
 	{ { 0.8, 0.1, 0.0, 1.0 }, 1.0, 4.0, 1.0, 20, 0.7 },
 	{ { 0.0, 0.8, 0.2, 1.0 }, 0.5, 2.0, 2.0, 10, 0.7 },
 	{ { 0.2, 0.2, 1.0, 1.0 }, 1.3, 2.0, 0.5, 10, 0.7 }, 

clients/glmatrix.c

@@ -257,7 +257,7 @@ reset_strip (ModeInfo *mi, strip *s)
         (i < GRID_SIZE-5) &&   /* display approx. once per 5 strips */
 	!(random() % (GRID_SIZE-5)*5))
       {
-	int j;
+        unsigned int j;
 	char text[80];
         time_t now = time ((time_t *) 0);
         struct tm *tm = localtime (&now);

clients/simple-touch.c

@@ -166,7 +166,7 @@ touch_paint(struct touch *touch, int32_t x, int32_t y, int32_t id)
 		0xffff00ff,
 	};
 
-	if (id < ARRAY_LENGTH(colors))
+	if (id < (int32_t) ARRAY_LENGTH(colors))
 		c = colors[id];
 	else
 		c = 0xffffffff;

clients/terminal.c

@@ -95,7 +95,7 @@ init_state_machine(struct utf8_state_machine *machine)
 }
 
 static enum utf8_state
-utf8_next_char(struct utf8_state_machine *machine, char c)
+utf8_next_char(struct utf8_state_machine *machine, unsigned char c)
 {
 	switch(machine->state) {
 	case utf8state_start:
@@ -861,7 +861,7 @@ terminal_send_selection(struct terminal *terminal, int fd)
 struct glyph_run {
 	struct terminal *terminal;
 	cairo_t *cr;
-	int count;
+	unsigned int count;
 	union decoded_attr attr;
 	cairo_glyph_t glyphs[256], *g;
 };
@@ -1864,7 +1864,7 @@ escape_append_utf8(struct terminal *terminal, union utf8_char utf8)
 static void
 terminal_data(struct terminal *terminal, const char *data, size_t length)
 {
-	int i;
+	unsigned int i;
 	union utf8_char utf8;
 	enum utf8_state parser_state;
 

clients/window.c

@@ -166,7 +166,7 @@ struct input {
 	struct wl_input_device *input_device;
 	struct window *pointer_focus;
 	struct window *keyboard_focus;
-	uint32_t current_pointer_image;
+	int current_pointer_image;
 	uint32_t modifiers;
 	int32_t sx, sy;
 	struct wl_list link;

clients/wscreensaver.h

@@ -39,8 +39,8 @@ struct ModeInfo {
 	struct widget *widget;
 
 	int instance_number;
-	unsigned width;
-	unsigned height;
+	int width;
+	int height;
 
 	unsigned long polygon_count;
 	int fps_p;