ci: multichip build support for examples

tools/ci/build_examples_cmake.sh

@@ -34,7 +34,7 @@ set -o pipefail # Exit if pipe failed.
 # Remove the initial space and instead use '\n'.
 IFS=$'\n\t'
 
-export PATH="$IDF_PATH/tools:$PATH"  # for idf.py
+export PATH="$IDF_PATH/tools/ci:$IDF_PATH/tools:$PATH"
 
 # -----------------------------------------------------------------------------
 
@@ -49,7 +49,7 @@ die() {
 
 set -o nounset # Exit if variable not set.
 
-echo "build_examples running in ${PWD}"
+echo "build_examples running in ${PWD} for target $IDF_TARGET"
 
 # only 0 or 1 arguments
 [ $# -le 1 ] || die "Have to run as $(basename $0) [<JOB_NAME>]"
@@ -66,7 +66,9 @@ LOG_SUSPECTED=${LOG_PATH}/common_log.txt
 touch ${LOG_SUSPECTED}
 SDKCONFIG_DEFAULTS_CI=sdkconfig.ci
 
-EXAMPLE_PATHS=$( find ${IDF_PATH}/examples/ -type f -name CMakeLists.txt | grep -v "/components/" | grep -v "/common_components/" | grep -v "/main/" | grep -v "/idf_as_lib/stubs/" | sort )
+EXAMPLE_PATHS=$( get_supported_examples.sh $IDF_TARGET | sed "s#^#${IDF_PATH}\/examples\/#g" | awk '{print $0"/CmakeLists.txt"}' )
+echo "All examples found for target $IDF_TARGET:"
+echo $EXAMPLE_PATHS
 
 if [ -z {CI_NODE_TOTAL} ]
 then
@@ -103,10 +105,10 @@ build_example () {
     local EXAMPLE_DIR=$(dirname "${CMAKELISTS}")
     local EXAMPLE_NAME=$(basename "${EXAMPLE_DIR}")
 
-    echo "Building ${EXAMPLE_NAME} as ${ID}..."
-    mkdir -p "example_builds/${ID}"
-    cp -r "${EXAMPLE_DIR}" "example_builds/${ID}"
-    pushd "example_builds/${ID}/${EXAMPLE_NAME}"
+    echo "Building ${EXAMPLE_NAME} for ${IDF_TARGET} as ${ID}..."
+    mkdir -p "example_builds/${IDF_TARGET}/${ID}"
+    cp -r "${EXAMPLE_DIR}" "example_builds/${IDF_TARGET}/${ID}"
+    pushd "example_builds/${IDF_TARGET}/${ID}/${EXAMPLE_NAME}"
         # be stricter in the CI build than the default IDF settings
         export EXTRA_CFLAGS=${PEDANTIC_CFLAGS}
         export EXTRA_CXXFLAGS=${EXTRA_CFLAGS}

tools/ci/config/build.yml

@@ -144,18 +144,18 @@ build_examples_make:
     - ${IDF_PATH}/tools/ci/build_examples.sh
 
 # same as above, but for CMake
-build_examples_cmake:
+.build_examples_cmake: &build_examples_cmake
   extends: .build_template
   parallel: 5
   artifacts:
     when: always
     paths:
-      - build_examples_cmake/*/*/*/build/*.bin
-      - build_examples_cmake/*/*/*/sdkconfig
-      - build_examples_cmake/*/*/*/build/*.elf
-      - build_examples_cmake/*/*/*/build/*.map
-      - build_examples_cmake/*/*/*/build/flasher_args.json
-      - build_examples_cmake/*/*/*/build/bootloader/*.bin
+      - build_examples_cmake/*/*/*/*/build/*.bin
+      - build_examples_cmake/*/*/*/*/sdkconfig
+      - build_examples_cmake/*/*/*/*/build/*.elf
+      - build_examples_cmake/*/*/*/*/build/*.map
+      - build_examples_cmake/*/*/*/*/build/flasher_args.json
+      - build_examples_cmake/*/*/*/*/build/bootloader/*.bin
       - $LOG_PATH
     expire_in: 3 days
   variables:
@@ -177,6 +177,11 @@ build_examples_cmake:
     - mkdir -p ${LOG_PATH}
     - ${IDF_PATH}/tools/ci/build_examples_cmake.sh
 
+build_examples_cmake_esp32:
+  extends: .build_examples_cmake
+  variables:
+    IDF_TARGET: esp32
+
 # If you want to add new build example jobs, please add it into dependencies of `.example_test_template`
 
 build_docs:

tools/ci/config/target-test.yml

@@ -22,7 +22,7 @@
   dependencies:
     - assign_test
     - build_examples_make
-    - build_examples_cmake
+    - build_examples_cmake_esp32
   artifacts:
     when: always
     paths:

tools/ci/executable-list.txt

@@ -40,6 +40,7 @@ tools/ci/check_ut_cmake_make.sh
 tools/ci/checkout_project_ref.py
 tools/ci/envsubst.py
 tools/ci/get-full-sources.sh
+tools/ci/get_supported_examples.sh
 tools/ci/mirror-submodule-update.sh
 tools/ci/multirun_with_pyenv.sh
 tools/ci/push_to_github.sh

tools/ci/get_supported_examples.sh

@@ -0,0 +1,33 @@
+#!/bin/bash
+set -o errexit
+set -o pipefail
+set -o nounset
+
+DEBUG_SHELL=${DEBUG_SHELL:-"0"}
+[ "${DEBUG_SHELL}" = "1" ] && set -x
+
+if [[ $# < 1 ]]; then
+    echo "no target specified!" >&2
+    exit -1
+fi
+
+cd $IDF_PATH/examples
+ALL_EXAMPLES=$( find . -type f -name CMakeLists.txt | grep -v "/components/" | grep -v "/common_components/" | grep -v "/main/" | grep -v "/idf_as_lib/stubs/" | sed "s/\/CMakeLists.txt//g" | sort )
+EXAMPLE_LIST=$( realpath --relative-to=. $ALL_EXAMPLES )
+
+for EXAMPLE in $EXAMPLE_LIST
+do
+    SEARCHED=$( grep -E "SUPPORTED_TARGETS" $EXAMPLE/CMakeLists.txt | sed  "s/set\s*(\s*SUPPORTED_TARGETS//g" | sed "s/)//g" ) || true
+    if [[ $SEARCHED == "" ]]; then
+        #when SUPPORTED_TARGETS not set, allow all targets implicitly
+        echo "$EXAMPLE"
+    else
+        for TARGET in $SEARCHED
+        do
+            if [[ $TARGET == $1 ]]; then
+                echo "$EXAMPLE"
+                break
+            fi
+        done
+    fi
+done