2019-10-19 05:18:45 +08:00
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package cc
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import (
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"github.com/google/blueprint"
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"android/soong/android"
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)
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type LinkableInterface interface {
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Module() android.Module
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CcLibrary() bool
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CcLibraryInterface() bool
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OutputFile() android.OptionalPath
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2019-11-07 11:15:49 +08:00
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IncludeDirs() android.Paths
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2019-10-19 05:18:45 +08:00
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SetDepsInLinkOrder([]android.Path)
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GetDepsInLinkOrder() []android.Path
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HasStaticVariant() bool
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GetStaticVariant() LinkableInterface
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2019-11-22 04:30:50 +08:00
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NonCcVariants() bool
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2019-10-19 05:18:45 +08:00
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StubsVersions() []string
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2019-10-19 05:49:46 +08:00
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BuildStubs() bool
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2019-10-19 05:18:45 +08:00
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SetBuildStubs()
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SetStubsVersions(string)
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2020-02-26 21:45:42 +08:00
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StubsVersion() string
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2019-10-19 05:49:46 +08:00
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HasStubsVariants() bool
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SelectedStl() string
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ApiLevel() string
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2019-10-19 05:18:45 +08:00
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BuildStaticVariant() bool
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BuildSharedVariant() bool
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SetStatic()
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SetShared()
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2019-10-19 05:49:46 +08:00
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Static() bool
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Shared() bool
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Toc() android.OptionalPath
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2020-01-22 07:53:22 +08:00
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InRamdisk() bool
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OnlyInRamdisk() bool
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2019-10-19 05:49:46 +08:00
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InRecovery() bool
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OnlyInRecovery() bool
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UseVndk() bool
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MustUseVendorVariant() bool
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IsVndk() bool
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HasVendorVariant() bool
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SdkVersion() string
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ToolchainLibrary() bool
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NdkPrebuiltStl() bool
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StubDecorator() bool
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2019-10-19 05:18:45 +08:00
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}
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type DependencyTag struct {
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blueprint.BaseDependencyTag
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Name string
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Library bool
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Shared bool
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ReexportFlags bool
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ExplicitlyVersioned bool
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shared_lib dependency from a static lib crosses the APEX boundary
cc_library_static {
name: "libfoo",
shared_libs: ["libbar"],
}
cc_library {
name: "libbar",
}
If libfoo is part of an APEX, then libbar is no longer considered as a
member of the APEX, because it isn't actually linked to libfoo.
To distinguish such a shared lib dependency from a static library from a
shared lib dependency from a shared library, a new dep type
SharedFromStaticDepTag is introduced. It is treated exactly the same as
SharedDepTag, except when we determine whether a dependency is crossing
the APEX boundary or not.
This allows us to check the apex_available property more correctly.
Previously, modules were incorrectly considered as being used for an
APEX due to the shared lib dependency from a static lib.
As a good side effect, this also reduces the number of APEX variants.
Specifically, on aosp_arm64, the number of the generated modules were
reduced from 44745 to 44180.
Exempt-From-Owner-Approval: cherry-pick from internal
Bug: 147671264
Test: m
Merged-In: I899ccb9eae1574effef77ca1bc3a0df145983861
(cherry picked from commit 931b676a69c092451ed25a5dda67accf90ce6457)
Change-Id: I899ccb9eae1574effef77ca1bc3a0df145983861
2020-01-16 16:14:23 +08:00
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FromStatic bool
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2019-10-19 05:18:45 +08:00
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}
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var (
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SharedDepTag = DependencyTag{Name: "shared", Library: true, Shared: true}
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StaticDepTag = DependencyTag{Name: "static", Library: true}
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shared_lib dependency from a static lib crosses the APEX boundary
cc_library_static {
name: "libfoo",
shared_libs: ["libbar"],
}
cc_library {
name: "libbar",
}
If libfoo is part of an APEX, then libbar is no longer considered as a
member of the APEX, because it isn't actually linked to libfoo.
To distinguish such a shared lib dependency from a static library from a
shared lib dependency from a shared library, a new dep type
SharedFromStaticDepTag is introduced. It is treated exactly the same as
SharedDepTag, except when we determine whether a dependency is crossing
the APEX boundary or not.
This allows us to check the apex_available property more correctly.
Previously, modules were incorrectly considered as being used for an
APEX due to the shared lib dependency from a static lib.
As a good side effect, this also reduces the number of APEX variants.
Specifically, on aosp_arm64, the number of the generated modules were
reduced from 44745 to 44180.
Exempt-From-Owner-Approval: cherry-pick from internal
Bug: 147671264
Test: m
Merged-In: I899ccb9eae1574effef77ca1bc3a0df145983861
(cherry picked from commit 931b676a69c092451ed25a5dda67accf90ce6457)
Change-Id: I899ccb9eae1574effef77ca1bc3a0df145983861
2020-01-16 16:14:23 +08:00
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// Same as SharedDepTag, but from a static lib
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SharedFromStaticDepTag = DependencyTag{Name: "shared from static", Library: true, Shared: true, FromStatic: true}
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2019-10-19 05:18:45 +08:00
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CrtBeginDepTag = DependencyTag{Name: "crtbegin"}
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CrtEndDepTag = DependencyTag{Name: "crtend"}
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)
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