Alternative approach with more spiel

This approach adds more spiel to each project CMakeLists.txt, but means that you can just copy an example folder elsewhere, add a pico_sdk_import.cmake file, and then compile it as normal.
raspberrypi · Feb 5, 2025 · 099dc45 · 099dc45
1 parent fa9d1d3
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diff --git a/adc/adc_console/CMakeLists.txt b/adc/adc_console/CMakeLists.txt
@@ -1,3 +1,29 @@
+cmake_minimum_required(VERSION 3.12)
+
+if (NOT CMAKE_PROJECT_NAME)
+    # Pull in SDK (must be before project)
+    if (EXISTS ${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+        include(${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+    elseif (EXISTS ${CMAKE_CURRENT_LIST_DIR}/../../pico_sdk_import.cmake)
+        # The root pico-examples one
+        include(${CMAKE_CURRENT_LIST_DIR}/../../pico_sdk_import.cmake)
+    else()
+        message(FATAL_ERROR "Unable to locate pico_sdk_import.cmake - make sure you have copied it into this directory")
+    endif()
+
+    project(adc_console C CXX ASM)
+
+    set(CMAKE_C_STANDARD 11)
+    set(CMAKE_CXX_STANDARD 17)
+
+    # Initialize the SDK
+    pico_sdk_init()
+
+    # Do not use this function when not part of main examples project
+    function(example_auto_set_url)
+    endfunction()
+endif()
+
 add_executable(adc_console
         adc_console.c
         )

diff --git a/adc/dma_capture/CMakeLists.txt b/adc/dma_capture/CMakeLists.txt
@@ -1,3 +1,29 @@
+cmake_minimum_required(VERSION 3.12)
+
+if (NOT CMAKE_PROJECT_NAME)
+    # Pull in SDK (must be before project)
+    if (EXISTS ${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+        include(${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+    elseif (EXISTS ${CMAKE_CURRENT_LIST_DIR}/../../pico_sdk_import.cmake)
+        # The root pico-examples one
+        include(${CMAKE_CURRENT_LIST_DIR}/../../pico_sdk_import.cmake)
+    else()
+        message(FATAL_ERROR "Unable to locate pico_sdk_import.cmake - make sure you have copied it into this directory")
+    endif()
+
+    project(dma_capture C CXX ASM)
+
+    set(CMAKE_C_STANDARD 11)
+    set(CMAKE_CXX_STANDARD 17)
+
+    # Initialize the SDK
+    pico_sdk_init()
+
+    # Do not use this function when not part of main examples project
+    function(example_auto_set_url)
+    endfunction()
+endif()
+
 add_executable(adc_dma_capture
         dma_capture.c
         )

diff --git a/adc/hello_adc/CMakeLists.txt b/adc/hello_adc/CMakeLists.txt
@@ -1,3 +1,29 @@
+cmake_minimum_required(VERSION 3.12)
+
+if (NOT CMAKE_PROJECT_NAME)
+    # Pull in SDK (must be before project)
+    if (EXISTS ${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+        include(${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+    elseif (EXISTS ${CMAKE_CURRENT_LIST_DIR}/../../pico_sdk_import.cmake)
+        # The root pico-examples one
+        include(${CMAKE_CURRENT_LIST_DIR}/../../pico_sdk_import.cmake)
+    else()
+        message(FATAL_ERROR "Unable to locate pico_sdk_import.cmake - make sure you have copied it into this directory")
+    endif()
+
+    project(hello_adc C CXX ASM)
+
+    set(CMAKE_C_STANDARD 11)
+    set(CMAKE_CXX_STANDARD 17)
+
+    # Initialize the SDK
+    pico_sdk_init()
+
+    # Do not use this function when not part of main examples project
+    function(example_auto_set_url)
+    endfunction()
+endif()
+
 add_executable(hello_adc
         hello_adc.c
         )

diff --git a/adc/joystick_display/CMakeLists.txt b/adc/joystick_display/CMakeLists.txt
@@ -1,3 +1,29 @@
+cmake_minimum_required(VERSION 3.12)
+
+if (NOT CMAKE_PROJECT_NAME)
+    # Pull in SDK (must be before project)
+    if (EXISTS ${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+        include(${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+    elseif (EXISTS ${CMAKE_CURRENT_LIST_DIR}/../../pico_sdk_import.cmake)
+        # The root pico-examples one
+        include(${CMAKE_CURRENT_LIST_DIR}/../../pico_sdk_import.cmake)
+    else()
+        message(FATAL_ERROR "Unable to locate pico_sdk_import.cmake - make sure you have copied it into this directory")
+    endif()
+
+    project(joystick_display C CXX ASM)
+
+    set(CMAKE_C_STANDARD 11)
+    set(CMAKE_CXX_STANDARD 17)
+
+    # Initialize the SDK
+    pico_sdk_init()
+
+    # Do not use this function when not part of main examples project
+    function(example_auto_set_url)
+    endfunction()
+endif()
+
 add_executable(joystick_display
         joystick_display.c
         )

diff --git a/adc/microphone_adc/CMakeLists.txt b/adc/microphone_adc/CMakeLists.txt
@@ -1,3 +1,29 @@
+cmake_minimum_required(VERSION 3.12)
+
+if (NOT CMAKE_PROJECT_NAME)
+    # Pull in SDK (must be before project)
+    if (EXISTS ${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+        include(${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+    elseif (EXISTS ${CMAKE_CURRENT_LIST_DIR}/../../pico_sdk_import.cmake)
+        # The root pico-examples one
+        include(${CMAKE_CURRENT_LIST_DIR}/../../pico_sdk_import.cmake)
+    else()
+        message(FATAL_ERROR "Unable to locate pico_sdk_import.cmake - make sure you have copied it into this directory")
+    endif()
+
+    project(microphone_adc C CXX ASM)
+
+    set(CMAKE_C_STANDARD 11)
+    set(CMAKE_CXX_STANDARD 17)
+
+    # Initialize the SDK
+    pico_sdk_init()
+
+    # Do not use this function when not part of main examples project
+    function(example_auto_set_url)
+    endfunction()
+endif()
+
 add_executable(microphone_adc
         microphone_adc.c
         )

diff --git a/adc/onboard_temperature/CMakeLists.txt b/adc/onboard_temperature/CMakeLists.txt
@@ -1,3 +1,29 @@
+cmake_minimum_required(VERSION 3.12)
+
+if (NOT CMAKE_PROJECT_NAME)
+    # Pull in SDK (must be before project)
+    if (EXISTS ${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+        include(${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+    elseif (EXISTS ${CMAKE_CURRENT_LIST_DIR}/../../pico_sdk_import.cmake)
+        # The root pico-examples one
+        include(${CMAKE_CURRENT_LIST_DIR}/../../pico_sdk_import.cmake)
+    else()
+        message(FATAL_ERROR "Unable to locate pico_sdk_import.cmake - make sure you have copied it into this directory")
+    endif()
+
+    project(onboard_temperature C CXX ASM)
+
+    set(CMAKE_C_STANDARD 11)
+    set(CMAKE_CXX_STANDARD 17)
+
+    # Initialize the SDK
+    pico_sdk_init()
+
+    # Do not use this function when not part of main examples project
+    function(example_auto_set_url)
+    endfunction()
+endif()
+
 add_executable(onboard_temperature onboard_temperature.c)
 
 target_link_libraries(onboard_temperature pico_stdlib hardware_adc)

diff --git a/adc/read_vsys/CMakeLists.txt b/adc/read_vsys/CMakeLists.txt
@@ -1,3 +1,29 @@
+cmake_minimum_required(VERSION 3.12)
+
+if (NOT CMAKE_PROJECT_NAME)
+    # Pull in SDK (must be before project)
+    if (EXISTS ${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+        include(${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+    elseif (EXISTS ${CMAKE_CURRENT_LIST_DIR}/../../pico_sdk_import.cmake)
+        # The root pico-examples one
+        include(${CMAKE_CURRENT_LIST_DIR}/../../pico_sdk_import.cmake)
+    else()
+        message(FATAL_ERROR "Unable to locate pico_sdk_import.cmake - make sure you have copied it into this directory")
+    endif()
+
+    project(read_vsys C CXX ASM)
+
+    set(CMAKE_C_STANDARD 11)
+    set(CMAKE_CXX_STANDARD 17)
+
+    # Initialize the SDK
+    pico_sdk_init()
+
+    # Do not use this function when not part of main examples project
+    function(example_auto_set_url)
+    endfunction()
+endif()
+
 add_library(power_status_adc INTERFACE)
 target_sources(power_status_adc INTERFACE
         ${CMAKE_CURRENT_LIST_DIR}/power_status.c

diff --git a/binary_info/blink_any/CMakeLists.txt b/binary_info/blink_any/CMakeLists.txt
@@ -1,3 +1,29 @@
+cmake_minimum_required(VERSION 3.12)
+
+if (NOT CMAKE_PROJECT_NAME)
+    # Pull in SDK (must be before project)
+    if (EXISTS ${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+        include(${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+    elseif (EXISTS ${CMAKE_CURRENT_LIST_DIR}/../../pico_sdk_import.cmake)
+        # The root pico-examples one
+        include(${CMAKE_CURRENT_LIST_DIR}/../../pico_sdk_import.cmake)
+    else()
+        message(FATAL_ERROR "Unable to locate pico_sdk_import.cmake - make sure you have copied it into this directory")
+    endif()
+
+    project(blink_any C CXX ASM)
+
+    set(CMAKE_C_STANDARD 11)
+    set(CMAKE_CXX_STANDARD 17)
+
+    # Initialize the SDK
+    pico_sdk_init()
+
+    # Do not use this function when not part of main examples project
+    function(example_auto_set_url)
+    endfunction()
+endif()
+
 if (NOT PICO_CYW43_SUPPORTED)
     message("Only building blink_any for non W boards as PICO_CYW43_SUPPORTED is not set")
 endif()

diff --git a/binary_info/hello_anything/CMakeLists.txt b/binary_info/hello_anything/CMakeLists.txt
@@ -1,3 +1,29 @@
+cmake_minimum_required(VERSION 3.12)
+
+if (NOT CMAKE_PROJECT_NAME)
+    # Pull in SDK (must be before project)
+    if (EXISTS ${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+        include(${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+    elseif (EXISTS ${CMAKE_CURRENT_LIST_DIR}/../../pico_sdk_import.cmake)
+        # The root pico-examples one
+        include(${CMAKE_CURRENT_LIST_DIR}/../../pico_sdk_import.cmake)
+    else()
+        message(FATAL_ERROR "Unable to locate pico_sdk_import.cmake - make sure you have copied it into this directory")
+    endif()
+
+    project(hello_anything C CXX ASM)
+
+    set(CMAKE_C_STANDARD 11)
+    set(CMAKE_CXX_STANDARD 17)
+
+    # Initialize the SDK
+    pico_sdk_init()
+
+    # Do not use this function when not part of main examples project
+    function(example_auto_set_url)
+    endfunction()
+endif()
+
 if (TARGET tinyusb_device)
     add_executable(hello_anything
             hello_anything.c

diff --git a/blink/CMakeLists.txt b/blink/CMakeLists.txt
@@ -1,3 +1,29 @@
+cmake_minimum_required(VERSION 3.12)
+
+if (NOT CMAKE_PROJECT_NAME)
+    # Pull in SDK (must be before project)
+    if (EXISTS ${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+        include(${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+    elseif (EXISTS ${CMAKE_CURRENT_LIST_DIR}/../pico_sdk_import.cmake)
+        # The root pico-examples one
+        include(${CMAKE_CURRENT_LIST_DIR}/../pico_sdk_import.cmake)
+    else()
+        message(FATAL_ERROR "Unable to locate pico_sdk_import.cmake - make sure you have copied it into this directory")
+    endif()
+
+    project(blink C CXX ASM)
+
+    set(CMAKE_C_STANDARD 11)
+    set(CMAKE_CXX_STANDARD 17)
+
+    # Initialize the SDK
+    pico_sdk_init()
+
+    # Do not use this function when not part of main examples project
+    function(example_auto_set_url)
+    endfunction()
+endif()
+
 add_executable(blink
     blink.c
     )

diff --git a/blink_simple/CMakeLists.txt b/blink_simple/CMakeLists.txt
@@ -1,3 +1,29 @@
+cmake_minimum_required(VERSION 3.12)
+
+if (NOT CMAKE_PROJECT_NAME)
+    # Pull in SDK (must be before project)
+    if (EXISTS ${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+        include(${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+    elseif (EXISTS ${CMAKE_CURRENT_LIST_DIR}/../pico_sdk_import.cmake)
+        # The root pico-examples one
+        include(${CMAKE_CURRENT_LIST_DIR}/../pico_sdk_import.cmake)
+    else()
+        message(FATAL_ERROR "Unable to locate pico_sdk_import.cmake - make sure you have copied it into this directory")
+    endif()
+
+    project(blink_simple C CXX ASM)
+
+    set(CMAKE_C_STANDARD 11)
+    set(CMAKE_CXX_STANDARD 17)
+
+    # Initialize the SDK
+    pico_sdk_init()
+
+    # Do not use this function when not part of main examples project
+    function(example_auto_set_url)
+    endfunction()
+endif()
+
 add_executable(blink_simple
         blink_simple.c
 )

diff --git a/bootloaders/encrypted/CMakeLists.txt b/bootloaders/encrypted/CMakeLists.txt
@@ -1,3 +1,29 @@
+cmake_minimum_required(VERSION 3.12)
+
+if (NOT CMAKE_PROJECT_NAME)
+    # Pull in SDK (must be before project)
+    if (EXISTS ${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+        include(${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+    elseif (EXISTS ${CMAKE_CURRENT_LIST_DIR}/../../pico_sdk_import.cmake)
+        # The root pico-examples one
+        include(${CMAKE_CURRENT_LIST_DIR}/../../pico_sdk_import.cmake)
+    else()
+        message(FATAL_ERROR "Unable to locate pico_sdk_import.cmake - make sure you have copied it into this directory")
+    endif()
+
+    project(encrypted C CXX ASM)
+
+    set(CMAKE_C_STANDARD 11)
+    set(CMAKE_CXX_STANDARD 17)
+
+    # Initialize the SDK
+    pico_sdk_init()
+
+    # Do not use this function when not part of main examples project
+    function(example_auto_set_url)
+    endfunction()
+endif()
+
 # Encrypted Bootloader
 add_executable(enc_bootloader
         enc_bootloader.c

diff --git a/clocks/detached_clk_peri/CMakeLists.txt b/clocks/detached_clk_peri/CMakeLists.txt
@@ -1,3 +1,29 @@
+cmake_minimum_required(VERSION 3.12)
+
+if (NOT CMAKE_PROJECT_NAME)
+    # Pull in SDK (must be before project)
+    if (EXISTS ${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+        include(${CMAKE_CURRENT_LIST_DIR}/pico_sdk_import.cmake)
+    elseif (EXISTS ${CMAKE_CURRENT_LIST_DIR}/../../pico_sdk_import.cmake)
+        # The root pico-examples one
+        include(${CMAKE_CURRENT_LIST_DIR}/../../pico_sdk_import.cmake)
+    else()
+        message(FATAL_ERROR "Unable to locate pico_sdk_import.cmake - make sure you have copied it into this directory")
+    endif()
+
+    project(detached_clk_peri C CXX ASM)
+
+    set(CMAKE_C_STANDARD 11)
+    set(CMAKE_CXX_STANDARD 17)
+
+    # Initialize the SDK
+    pico_sdk_init()
+
+    # Do not use this function when not part of main examples project
+    function(example_auto_set_url)
+    endfunction()
+endif()
+
 add_executable(clocks_detached_clk_peri
         detached_clk_peri.c
         )