diff options
Diffstat (limited to 'build')
-rw-r--r-- | build/build_config.h | 29 |
1 files changed, 19 insertions, 10 deletions
diff --git a/build/build_config.h b/build/build_config.h index 5181b2bf46..bf3f43ee4f 100644 --- a/build/build_config.h +++ b/build/build_config.h @@ -15,19 +15,30 @@ #ifndef BUILD_BUILD_CONFIG_H_ #define BUILD_BUILD_CONFIG_H_ -// Add Brillo-specific defines. -#if defined(__BRILLO__) +// A brief primer on #defines: +// +// - __ANDROID__ is automatically defined by the Android toolchain (see +// https://goo.gl/v61lXa). It's not defined when building host code. +// - __ANDROID_HOST__ is defined via -D by Android.mk when building host code +// within an Android checkout. +// - ANDROID is defined via -D when building code for either Android targets or +// hosts. Use __ANDROID__ and __ANDROID_HOST__ instead. +// - OS_ANDROID is a Chrome-specific define used to build Chrome for Android +// within the NDK. +#if defined(__ANDROID__) #define __linux__ 1 -#define NO_TCMALLOC -// Unset ANDROID, which is just used for building Chrome on Android. -#undef ANDROID + +// The Chrome OS implementation of this library is currently built on Android. +#define OS_CHROMEOS 1 #if defined(__BIONIC__) #define __UCLIBC__ 1 -#define OS_CHROMEOS 1 -#endif // __BIONIC__ +#endif // defined(__BIONIC__) +#endif // defined(__ANDROID__) -#endif +#if defined(__ANDROID__) || defined(__ANDROID_HOST__) +#define NO_TCMALLOC +#endif // defined(__ANDROID__) || defined(__ANDROID_HOST__) // A set of macros to use for platform detection. #if defined(__native_client__) @@ -41,8 +52,6 @@ #else #define OS_NACL_SFI #endif -#elif defined(ANDROID) -#define OS_ANDROID 1 #elif defined(__APPLE__) // only include TargetConditions after testing ANDROID as some android builds // on mac don't have this header available and it's not needed unless the target |