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Fix simde finding on non pkg_config enabled installations #958

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merged 1 commit into from
Jul 22, 2021
Merged

Fix simde finding on non pkg_config enabled installations #958

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25 changes: 21 additions & 4 deletions cmake/SfizzDeps.cmake
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Original file line number Diff line number Diff line change
@@ -1,3 +1,5 @@
include(CheckCXXSourceCompiles)

# Find system threads
find_package(Threads REQUIRED)

Expand Down Expand Up @@ -105,10 +107,25 @@ add_subdirectory("external/st_audiofile" EXCLUDE_FROM_ALL)
add_library(sfizz_simde INTERFACE)
add_library(sfizz::simde ALIAS sfizz_simde)
if(SFIZZ_USE_SYSTEM_SIMDE)
find_package(PkgConfig REQUIRED)
pkg_check_modules(SIMDE "simde" REQUIRED)
target_include_directories(sfizz_simde INTERFACE "${SIMDE_INCLUDE_DIRS}")
if(NOT SIMDE_VERSION OR SIMDE_VERSION VERSION_LESS_EQUAL "0.7.2")
find_path(SIMDE_INCLUDE_DIR "simde/simde-features.h")
if(NOT SIMDE_INCLUDE_DIR)
message(FATAL_ERROR "Cannot find simde")
endif()
target_include_directories(sfizz_simde INTERFACE "${SIMDE_INCLUDE_DIR}")

function(sfizz_ensure_simde_version result major minor micro)
set(CMAKE_REQUIRED_INCLUDES "${SIMDE_INCLUDE_DIR}")
check_cxx_source_compiles(
"#include <simde/simde-common.h>
#if SIMDE_VERSION < HEDLEY_VERSION_ENCODE(${major}, ${minor}, ${micro})
# error Version check failed
#endif
int main() { return 0; }"
"${result}")
endfunction()

sfizz_ensure_simde_version(SFIZZ_SIMDE_AT_LEAST_0_7_3 0 7 3)
if(NOT SFIZZ_SIMDE_AT_LEAST_0_7_3)
message(WARNING "The version of SIMDe on this system has known issues. \
It is recommended to either update if a newer version is available, or use the \
version bundled with this package. Refer to following issues: \
Expand Down