Compiler detection: Cache compiler hash #42994
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Mengna-Li
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category:tool-update
Mengna-Li
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Dec 30, 2024
Mengna-Li
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Jan 2, 2025
JavierMatosD
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requires:vcpkg-team-review
BillyONeal
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Jan 3, 2025
| set(${out_var} "${HASH}" PARENT_SCOPE) | ||
| endfunction() | ||
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| if(VCPKG_COMPILER_CACHE_FILE) |
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Should this be
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| if(VCPKG_COMPILER_CACHE_FILE) | |
| if(DEFINED VCPKG_COMPILER_CACHE_FILE) |
?
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No. The variable is passed to this port by -DVCPKG_COMPILER_CACHE_FILE=${VCPKG_COMPILER_CACHE_FILE}, but if an "old" vcpkg-tool is used the variable is not defined in the portfile and an empty variable gets defined.
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What defines the empty value?
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Co-authored-by: Billy O'Neal <[email protected]>
dg0yt
reviewed
Jan 4, 2025
Co-authored-by: Kai Pastor <[email protected]>
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Thanks! |
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Implements microsoft/vcpkg-tool#362 (comment)
Speeds up the compiler hashing if the compiler file is large like on macOS (250 MB for cc and c++ each)