Android under the M, MM, mmm compile command using the build/envsetup.sh file in the Android source directory to see:-M:makes from the top of the tree.-Mm:builds All of the modules in the directory.-mmm:builds all of the modules in the supplied directories. To use these commands, you first need to execute them in the Android source root directory. build/envsetup.sh m: Compile all modules mm: Compile the module under the current directory, the current directory to have android.mk file mmm: Compile the module under the specified path, specify the path to have the Android.mk file below for an example, Suppose I want to compile the Libjpeg module under Android, the current directory is the source root directory, the method is as follows: 1. Build/envsetup.sh2, MMM external/jpeg/or: 1,. BUILD/ENVSETUP.SH2, CD external/jpeg3, MM Finally, envsetup.sh as long as the source once is enough, source can also use Croot command back to the source root directory, very useful.
Use of the M, mm, mmm compiler commands under Android
