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cmake: add more verbose messages if SPIRV-Tools is not found

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This makes it more clear to users when SPIR-V optimization is disabled
because SPIRV-Tools could not be found, and suggests alternatives for
finding it.
This commit is contained in:
Arcady Goldmints-Orlov 2023-08-09 17:00:04 -06:00 committed by arcady-lunarg
parent 0bbe74c709
commit 589431af5c
1 changed files with 12 additions and 3 deletions
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11
CMakeLists.txt
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@ -267,11 +267,20 @@ option(ALLOW_EXTERNAL_SPIRV_TOOLS "Allows to build against installed SPIRV-Tools
if(NOT TARGET SPIRV-Tools-opt) if(NOT TARGET SPIRV-Tools-opt)
if(ALLOW_EXTERNAL_SPIRV_TOOLS) if(ALLOW_EXTERNAL_SPIRV_TOOLS)
# Look for external SPIR-V Tools build, if not building in-tree # Look for external SPIR-V Tools build, if not building in-tree
message(STATUS "Trying to find local SPIR-V tools")
find_package(SPIRV-Tools-opt) find_package(SPIRV-Tools-opt)
endif()
if(NOT TARGET SPIRV-Tools-opt) if(NOT TARGET SPIRV-Tools-opt)
if(ENABLE_OPT)
message(WARNING "ENABLE_OPT set but SPIR-V tools not found! Disabling SPIR-V optimization.")
endif()
set(ENABLE_OPT OFF) set(ENABLE_OPT OFF)
endif() endif()
else()
if(ENABLE_OPT)
message(SEND_ERROR "ENABLE_OPT set but SPIR-V tools not found. Please run update_glslang_sources.py, "
"set the ALLOW_EXTERNAL_SPIRV_TOOLS option to use a local install of SPIRV-Tools, or set ENABLE_OPT=0.")
endif()
endif()
endif() endif()
if(ENABLE_OPT) if(ENABLE_OPT)