Merge "Add check_all_apis option for header ABI checker" am: 9105fa385a

Change-Id: I1f854ad5f30c2f1f2d01e5bed6a83945eff05f7a
This commit is contained in:
Hsin-Yi Chen 2020-04-27 03:56:57 +00:00 committed by Automerger Merge Worker
commit 4c01c57674
2 changed files with 25 additions and 18 deletions

View file

@ -37,13 +37,6 @@ const (
staticLibraryExtension = ".a"
)
var (
abiCheckAllowFlags = []string{
"-allow-unreferenced-changes",
"-allow-unreferenced-elf-symbol-changes",
}
)
var (
pctx = android.NewPackageContext("android/soong/cc")
@ -221,8 +214,7 @@ var (
sAbiDiff = pctx.RuleFunc("sAbiDiff",
func(ctx android.PackageRuleContext) blueprint.RuleParams {
// TODO(b/78139997): Add -check-all-apis back
commandStr := "($sAbiDiffer ${allowFlags} -lib ${libName} -arch ${arch} -o ${out} -new ${in} -old ${referenceDump})"
commandStr := "($sAbiDiffer ${extraFlags} -lib ${libName} -arch ${arch} -o ${out} -new ${in} -old ${referenceDump})"
commandStr += "|| (echo 'error: Please update ABI references with: $$ANDROID_BUILD_TOP/development/vndk/tools/header-checker/utils/create_reference_dumps.py ${createReferenceDumpFlags} -l ${libName}'"
commandStr += " && (mkdir -p $$DIST_DIR/abidiffs && cp ${out} $$DIST_DIR/abidiffs/)"
commandStr += " && exit 1)"
@ -231,7 +223,7 @@ var (
CommandDeps: []string{"$sAbiDiffer"},
}
},
"allowFlags", "referenceDump", "libName", "arch", "createReferenceDumpFlags")
"extraFlags", "referenceDump", "libName", "arch", "createReferenceDumpFlags")
unzipRefSAbiDump = pctx.AndroidStaticRule("unzipRefSAbiDump",
blueprint.RuleParams{
@ -742,27 +734,36 @@ func UnzipRefDump(ctx android.ModuleContext, zippedRefDump android.Path, baseNam
}
func SourceAbiDiff(ctx android.ModuleContext, inputDump android.Path, referenceDump android.Path,
baseName, exportedHeaderFlags string, isLlndk, isNdk, isVndkExt bool) android.OptionalPath {
baseName, exportedHeaderFlags string, checkAllApis, isLlndk, isNdk, isVndkExt bool) android.OptionalPath {
outputFile := android.PathForModuleOut(ctx, baseName+".abidiff")
libName := strings.TrimSuffix(baseName, filepath.Ext(baseName))
createReferenceDumpFlags := ""
localAbiCheckAllowFlags := append([]string(nil), abiCheckAllowFlags...)
if exportedHeaderFlags == "" {
localAbiCheckAllowFlags = append(localAbiCheckAllowFlags, "-advice-only")
var extraFlags []string
if checkAllApis {
extraFlags = append(extraFlags, "-check-all-apis")
} else {
extraFlags = append(extraFlags,
"-allow-unreferenced-changes",
"-allow-unreferenced-elf-symbol-changes")
}
if exportedHeaderFlags == "" {
extraFlags = append(extraFlags, "-advice-only")
}
if isLlndk || isNdk {
createReferenceDumpFlags = "--llndk"
if isLlndk {
// TODO(b/130324828): "-consider-opaque-types-different" should apply to
// both LLNDK and NDK shared libs. However, a known issue in header-abi-diff
// breaks libaaudio. Remove the if-guard after the issue is fixed.
localAbiCheckAllowFlags = append(localAbiCheckAllowFlags, "-consider-opaque-types-different")
extraFlags = append(extraFlags, "-consider-opaque-types-different")
}
}
if isVndkExt {
localAbiCheckAllowFlags = append(localAbiCheckAllowFlags, "-allow-extensions")
extraFlags = append(extraFlags, "-allow-extensions")
}
ctx.Build(pctx, android.BuildParams{
@ -775,7 +776,7 @@ func SourceAbiDiff(ctx android.ModuleContext, inputDump android.Path, referenceD
"referenceDump": referenceDump.String(),
"libName": libName,
"arch": ctx.Arch().ArchType.Name,
"allowFlags": strings.Join(localAbiCheckAllowFlags, " "),
"extraFlags": strings.Join(extraFlags, " "),
"createReferenceDumpFlags": createReferenceDumpFlags,
},
})

View file

@ -102,6 +102,10 @@ type LibraryProperties struct {
// Symbol tags that should be ignored from the symbol file
Exclude_symbol_tags []string
// Run checks on all APIs (in addition to the ones referred by
// one of exported ELF symbols.)
Check_all_apis *bool
}
// Order symbols in .bss section by their sizes. Only useful for shared libraries.
@ -1072,7 +1076,9 @@ func (library *libraryDecorator) linkSAbiDumpFiles(ctx ModuleContext, objs Objec
refAbiDumpFile := getRefAbiDumpFile(ctx, vndkVersion, fileName)
if refAbiDumpFile != nil {
library.sAbiDiff = SourceAbiDiff(ctx, library.sAbiOutputFile.Path(),
refAbiDumpFile, fileName, exportedHeaderFlags, ctx.isLlndk(ctx.Config()), ctx.isNdk(), ctx.isVndkExt())
refAbiDumpFile, fileName, exportedHeaderFlags,
Bool(library.Properties.Header_abi_checker.Check_all_apis),
ctx.isLlndk(ctx.Config()), ctx.isNdk(), ctx.isVndkExt())
}
}
}