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--- ui.c.orig 2014-01-09 17:49:18.000000000 +0000
+++ ui.c 2014-01-09 17:54:49.000000000 +0000
@@ -1729,6 +1729,8 @@
button->pixmap = gdk_pixmap_new(widget->style->bg_pixmap[0], w, h, -1);
+ assert(button->pixmap);
+
gdk_draw_drawable(button->pixmap, widget->style->black_gc,
widget->style->bg_pixmap[0],
xoffset, yoffset,
@@ -1740,6 +1742,7 @@
h -= 4;
cr = gdk_cairo_create(button->pixmap);
+ assert(cr);
cairo_set_line_cap(cr, CAIRO_LINE_CAP_BUTT);
cairo_set_line_join(cr, CAIRO_LINE_JOIN_MITER);
@@ -2201,6 +2204,11 @@
imagefile = x49gp_module_get_filename(module, keyfile, "image");
x49gp_module_get_string(module, keyfile, "name", "hp49g+", &name);
+ if (access(imagefile, R_OK) == -1) {
+ fprintf(stderr, "Calculator skin file \"%s\" not accessible.\n", imagefile);
+ return 1;
+ }
+
if (!strcmp(name, "hp49g+")) {
ui->calculator = UI_CALCULATOR_HP49GP;
} else if (!strcmp(name, "hp50g")) {
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