StrixOS/build_soong
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Prepare for a type-safe OnceKey

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Add an opaque OnceKey type and use it for all calls to Once in
build/soong.  A future patch will convert the arguments to
Once* to OnceKey once users outside build/soong have been updated.

Test: onceper_test.go
Change-Id: Ifcb338e6e603e804e507203c9508d30ffb2df966
This commit is contained in:
Colin Cross
2019-02-04 11:22:08 -08:00
parent 5cb5b093d1
commit 571cccfcbc
16 changed files with 206 additions and 32 deletions
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12
cc/sanitize.go
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@@ -958,20 +958,26 @@ func sanitizerMutator(t sanitizerType) func(android.BottomUpMutatorContext) {
}
}
var cfiStaticLibsKey = android.NewOnceKey("cfiStaticLibs")
func cfiStaticLibs(config android.Config) *[]string {
return config.Once("cfiStaticLibs", func() interface{} {
return config.Once(cfiStaticLibsKey, func() interface{} {
return &[]string{}
}).(*[]string)
}
var hwasanStaticLibsKey = android.NewOnceKey("hwasanStaticLibs")
func hwasanStaticLibs(config android.Config) *[]string {
return config.Once("hwasanStaticLibs", func() interface{} {
return config.Once(hwasanStaticLibsKey, func() interface{} {
return &[]string{}
}).(*[]string)
}
var hwasanVendorStaticLibsKey = android.NewOnceKey("hwasanVendorStaticLibs")
func hwasanVendorStaticLibs(config android.Config) *[]string {
return config.Once("hwasanVendorStaticLibs", func() interface{} {
return config.Once(hwasanVendorStaticLibsKey, func() interface{} {
return &[]string{}
}).(*[]string)
}