65 lines
1.6 KiB
Go
65 lines
1.6 KiB
Go
package libcameradevice
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import (
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"android/soong/android"
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"android/soong/cc"
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"fmt"
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"strings"
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)
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func init() {
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fmt.Println("libcameradevice want to conditional Compile")
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android.RegisterModuleType("cc_libcameradevice", DefaultsFactory)
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}
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func DefaultsFactory() (android.Module) {
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module := cc.DefaultsFactory()
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android.AddLoadHook(module, Defaults)
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return module
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}
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func Defaults(ctx android.LoadHookContext) {
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type props struct {
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Srcs []string
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Cflags []string
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}
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var boardName string = "rk356x"
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if (strings.EqualFold(ctx.AConfig().Getenv("TARGET_BOARD_PLATFORM"), "rk3328")) {
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boardName = "rk3328"
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}
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fmt.Println("libcameradevice curr board is " + boardName)
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p := &props{}
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p.Srcs = getSrcs(ctx)
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p.Cflags = getCflags(ctx)
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ctx.AppendProperties(p)
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}
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//条件编译主要修改函数
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func getCflags(ctx android.BaseContext) ([]string) {
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var cppflags []string
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//该打印输出为: TARGET_PRODUCT:rk3328 fmt.Println("TARGET_PRODUCT:",ctx.AConfig().Getenv("TARGET_PRODUCT")) //通过 strings.EqualFold 比较字符串，可参考go语言字符串对比
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if (strings.EqualFold(ctx.AConfig().Getenv("TARGET_BOARD_PLATFORM"),"rk3328") ) {
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} else {
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cppflags = append(cppflags,"-DRK_GRALLOC_4")
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}
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//将需要区分的环境变量在此区域添加 //....
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return cppflags
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}
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func getSrcs(ctx android.BaseContext) ([]string) {
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var src []string
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if (strings.EqualFold(ctx.AConfig().Getenv("TARGET_BOARD_PLATFORM"),"rk3328") ) {
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src = append(src, "ExternalCameraGralloc.cpp")
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} else {
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src = append(src, "ExternalCameraGralloc4.cpp")
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}
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return src
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}
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