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shims: enforce usage of Swift-bundled Clang on Linux

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Co-authored-by: Mike McQuaid <mike@mikemcquaid.com>
This commit is contained in:
Bo Anderson 2021-09-02 16:31:12 +01:00
parent f14fcc810e
commit 414935fb39
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GPG Key ID: 3DB94E204E137D65
3 changed files with 20 additions and 0 deletions
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1
Library/Homebrew/shims/linux/super/swift Symbolic link
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@ -0,0 +1 @@
../../super/swift

4
Library/Homebrew/shims/super/cc
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@ -79,6 +79,8 @@ class Cmd
"#{ENV["HOMEBREW_PREFIX"]}/opt/llvm/bin/#{Regexp.last_match(1)}" "#{ENV["HOMEBREW_PREFIX"]}/opt/llvm/bin/#{Regexp.last_match(1)}"
when /\w\+\+(-\d+(\.\d)?)?$/ when /\w\+\+(-\d+(\.\d)?)?$/
case ENV["HOMEBREW_CC"] case ENV["HOMEBREW_CC"]
when "swift_clang"
"#{ENV["HOMEBREW_PREFIX"]}/opt/swift/libexec/bin/clang++"
when /clang/ when /clang/
"clang++" "clang++"
when /llvm-gcc/ when /llvm-gcc/
@ -91,6 +93,8 @@ class Cmd
# HOMEBREW_CC regardless of what name under which the tool was invoked. # HOMEBREW_CC regardless of what name under which the tool was invoked.
if ENV["HOMEBREW_CC"] == "llvm_clang" if ENV["HOMEBREW_CC"] == "llvm_clang"
"#{ENV["HOMEBREW_PREFIX"]}/opt/llvm/bin/clang" "#{ENV["HOMEBREW_PREFIX"]}/opt/llvm/bin/clang"
elsif ENV["HOMEBREW_CC"] == "swift_clang"
"#{ENV["HOMEBREW_PREFIX"]}/opt/swift/libexec/bin/clang"
else else
ENV["HOMEBREW_CC"] ENV["HOMEBREW_CC"]
end end

15
Library/Homebrew/shims/super/swift Executable file
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@ -0,0 +1,15 @@
#!/bin/bash
# Ensure we use Swift's clang when performing Swift builds.
export CC="clang"
export CXX="clang++"
# swift_clang isn't a shim but is used to ensure the cc shim
# points to the compiler inside the swift keg
export HOMEBREW_CC="swift_clang"
export HOMEBREW_CXX="swift_clang++"
# HOMEBREW_OPT is set by extend/ENV/super.rb
# shellcheck disable=SC2154
exec "${HOMEBREW_OPT}/swift/bin/swift" "$@"