|  | # SPDX-License-Identifier: Apache-2.0 | 
|  | if(NOT DEFINED ZEPHYR_BASE) | 
|  | message(FATAL_ERROR "ZEPHYR_BASE not set") | 
|  | endif() | 
|  |  | 
|  | get_filename_component(generator ${CMAKE_MAKE_PROGRAM} NAME) | 
|  | if(${generator} STREQUAL ninja) | 
|  | set(verbose "-v") | 
|  | else() | 
|  | set(verbose "VERBOSE=1") | 
|  | endif() | 
|  |  | 
|  | message("Cleaning targets:") | 
|  | message("  clean     - Remove most generated files but keep configuration and backup files") | 
|  | message("  pristine  - Remove all files in the build directory") | 
|  | message("") | 
|  | message("Kconfig targets:") | 
|  | message("  menuconfig - Update .config using a console-based interface") | 
|  | message("  guiconfig  - Update .config using a graphical interface") | 
|  | message("") | 
|  | message("Other generic targets:") | 
|  | message("  all          - Build a zephyr application") | 
|  | message("  run          - Build a zephyr application and run it if the board supports emulation") | 
|  | message("  flash        - Run \"west flash\"") | 
|  | message("  debug        - Run \"west debug\"") | 
|  | message("  debugserver  - Run \"west debugserver\" (or start GDB server on port 1234 for QEMU targets)") | 
|  | message("  attach       - Run \"west attach\"") | 
|  | message("  ram_report   - Build and create RAM usage report") | 
|  | message("  rom_report   - Build and create ROM usage report") | 
|  | message("  boards       - Display supported boards") | 
|  | message("  shields      - Display supported shields") | 
|  | message("  usage        - Display this text") | 
|  | message("  help         - Display all build system targets") | 
|  | message("") | 
|  | message("Build flags:") | 
|  | message("") | 
|  | message("  ${generator} ${verbose} [targets] verbose build") | 
|  | message("  cmake -DW=n   Enable extra gcc checks, n=1,2,3 where") | 
|  | message("   1: warnings which may be relevant and do not occur too often") | 
|  | message("   2: warnings which occur quite often but may still be relevant") | 
|  | message("   3: more obscure warnings, can most likely be ignored") | 
|  | message("   Multiple levels can be combined with W=12 or W=123") |