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platform_build_soong
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Add export_generated_headers 

Similar to export_shared_library_headers, this will export headers
imported from a gensrcs or genrule.

Bug: 31742855
Test: Add export_generated_headers, ensure it's in out/soong/Android-*.mk
Change-Id: Ieadefd007ece8b249f011a258a9c5b27f5d3f594
This commit is contained in:
Dan Willemsen 2016-09-28 17:34:58 -07:00
parent 9c8681f4f9
commit b3454ab24d
2 changed files with 43 additions and 19 deletions
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27
cc/cc.go
View File

@ -64,6 +64,8 @@ type Deps struct {
GeneratedSources []string
GeneratedHeaders []string
ReexportGeneratedHeaders []string
CrtBegin, CrtEnd string
}
@ -202,6 +204,7 @@ var (
wholeStaticDepTag = dependencyTag{name: "whole static", library: true, reexportFlags: true}
genSourceDepTag = dependencyTag{name: "gen source"}
genHeaderDepTag = dependencyTag{name: "gen header"}
genHeaderExportDepTag = dependencyTag{name: "gen header", reexportFlags: true}
objDepTag = dependencyTag{name: "obj"}
crtBeginDepTag = dependencyTag{name: "crtbegin"}
crtEndDepTag = dependencyTag{name: "crtend"}
@ -503,6 +506,12 @@ func (c *Module) deps(ctx BaseModuleContext) Deps {
}
}
for _, gen := range deps.ReexportGeneratedHeaders {
if !inList(gen, deps.GeneratedHeaders) {
ctx.PropertyErrorf("export_generated_headers", "Generated header module not in generated_headers: '%s'", gen)
}
}
return deps
}
@ -594,7 +603,14 @@ func (c *Module) depsMutator(actx android.BottomUpMutatorContext) {
deps.LateSharedLibs...)
actx.AddDependency(c, genSourceDepTag, deps.GeneratedSources...)
actx.AddDependency(c, genHeaderDepTag, deps.GeneratedHeaders...)
for _, gen := range deps.GeneratedHeaders {
depTag := genHeaderDepTag
if inList(gen, deps.ReexportGeneratedHeaders) {
depTag = genHeaderExportDepTag
}
actx.AddDependency(c, depTag, gen)
}
actx.AddDependency(c, objDepTag, deps.ObjFiles...)
@ -736,12 +752,15 @@ func (c *Module) depsToPaths(ctx android.ModuleContext) PathDeps {
} else {
ctx.ModuleErrorf("module %q is not a gensrcs or genrule", name)
}
case genHeaderDepTag:
case genHeaderDepTag, genHeaderExportDepTag:
if genRule, ok := m.(genrule.SourceFileGenerator); ok {
depPaths.GeneratedHeaders = append(depPaths.GeneratedHeaders,
genRule.GeneratedSourceFiles()...)
depPaths.Flags = append(depPaths.Flags,
includeDirsToFlags(android.Paths{genRule.GeneratedHeaderDir()}))
flags := includeDirsToFlags(android.Paths{genRule.GeneratedHeaderDir()})
depPaths.Flags = append(depPaths.Flags, flags)
if tag == genHeaderExportDepTag {
depPaths.ReexportedFlags = append(depPaths.ReexportedFlags, flags)
}
} else {
ctx.ModuleErrorf("module %q is not a genrule", name)
}

5
cc/linker.go
View File

@ -67,6 +67,10 @@ type BaseLinkerProperties struct {
// present in static_libs.
Export_static_lib_headers []string `android:"arch_variant"`
// list of generated headers to re-export include directories from. Entries must be
// present in generated_headers.
Export_generated_headers []string `android:"arch_variant"`
// don't link in crt_begin and crt_end. This flag should only be necessary for
// compiling crt or libc.
Nocrt *bool `android:"arch_variant"`
@ -107,6 +111,7 @@ func (linker *baseLinker) linkerDeps(ctx BaseModuleContext, deps Deps) Deps {
deps.ReexportStaticLibHeaders = append(deps.ReexportStaticLibHeaders, linker.Properties.Export_static_lib_headers...)
deps.ReexportSharedLibHeaders = append(deps.ReexportSharedLibHeaders, linker.Properties.Export_shared_lib_headers...)
deps.ReexportGeneratedHeaders = append(deps.ReexportGeneratedHeaders, linker.Properties.Export_generated_headers...)
if ctx.ModuleName() != "libcompiler_rt-extras" {
deps.LateStaticLibs = append(deps.LateStaticLibs, "libcompiler_rt-extras")