shithub: puzzles

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Don't try to build the icons when cross-compiling.

The puzzle icons are built by compiling and running a preliminary
set of puzzle binaries. We can't do that if the binaries won't run
on the build host.

--- a/cmake/platforms/unix.cmake

+++ b/cmake/platforms/unix.cmake

@@ -28,6 +28,12 @@

 set(platform_libs -lm)

 set(build_icons TRUE)

+if(CMAKE_CROSSCOMPILING)

+  # The puzzle icons are built by compiling and running a preliminary

+  # set of puzzle binaries. We can't do that if the binaries won't run

+  # on the build host.

+  set(build_icons FALSE)

+endif()

 if(DEFINED STRICT AND (CMAKE_C_COMPILER_ID MATCHES "GNU" OR

                        CMAKE_C_COMPILER_ID MATCHES "Clang"))