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Commit 3fb7ddf3 authored by Colin Cross's avatar Colin Cross
Browse files

Update m help text with guidance on parallelism 

Remove "-j" from the default recommended arguments and add a paragraph
describing the -j behavior.

Test: m help
Change-Id: Id5a5f4719f18ea2a9d09df43f5fb38592a59f5c9
parent d33ae836

help.sh

+5 −1
Original line number Diff line number Diff line
@@ -12,11 +12,15 @@ cd '"${TOP}"' 
source build/envsetup.sh    # Add "lunch" (and other utilities and variables)

                            # to the shell environment.

lunch [<product>-<variant>] # Choose the device to target.

m -j [<goals>]              # Execute the configured build.

m [<goals>]                 # Execute the configured build.



Usage of "m" imitates usage of the program "make".

See '"${SCRIPT_DIR}"'/Usage.txt for more info about build usage and concepts.



The parallelism of the build can be set with a -jN argument to "m".  If you

don't provide a -j argument, the build system automatically selects a parallel

task count that it thinks is optimal for your system.



Common goals are:



    clean                   (aka clobber) equivalent to rm -rf out/