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tutorials/basic-tutorial-5: Make sure to only declare GDK C functions for the right platform

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Otherwise linking might fail depending on the compiler flags if the
linker does not remove all references to unused code.
This commit is contained in:
Sebastian Dröge 2019-07-06 02:21:50 +03:00
parent 881cdf2a5e
commit dda55616dd
1 changed files with 5 additions and 2 deletions
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7
tutorials/src/bin/basic-tutorial-5.rs
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@ -215,7 +215,8 @@ mod tutorial5 {
} }
let display_type_name = gdk_window.get_display().get_type().name(); let display_type_name = gdk_window.get_display().get_type().name();
if cfg!(feature = "tutorial5-x11") { #[cfg(all(target_os = "linux", feature = "tutorial5-x11"))]
{
// Check if we're using X11 or ... // Check if we're using X11 or ...
if display_type_name == "GdkX11Display" { if display_type_name == "GdkX11Display" {
extern "C" { extern "C" {
@ -233,7 +234,9 @@ mod tutorial5 {
println!("Add support for display type '{}'", display_type_name); println!("Add support for display type '{}'", display_type_name);
process::exit(-1); process::exit(-1);
} }
} else if cfg!(feature = "tutorial5-quartz") { }
#[cfg(all(target_os = "macos", feature = "tutorial5-quartz"))]
{
if display_type_name == "GdkQuartzDisplay" { if display_type_name == "GdkQuartzDisplay" {
extern "C" { extern "C" {
pub fn gdk_quartz_window_get_nsview( pub fn gdk_quartz_window_get_nsview(