meaningful error when cannot find GUI icon

aoterodelaroza · Nov 30, 2023 · e6e3d65 · e6e3d65
1 parent 4780629
commit e6e3d65
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/gui/[email protected] b/src/gui/[email protected]
@@ -125,6 +125,8 @@ module subroutine gui_start()
     ! set GUI icon
     file = trim(critic_home) // dirsep // "assets" // dirsep // "critic2_icon.png" // c_null_char
     icon%pixels = stbi_load(c_loc(file), icon%width, icon%height, idum, 4)
+    if (.not.c_associated(icon%pixels)) &
+       call ferror('gui_start','Could not find GUI assets: have you set CRITIC_HOME?',faterr)
     call glfwSetWindowIcon(rootwin, 1, c_loc(icon))
     call stbi_image_free(icon%pixels)