fix readme

README.md

@@ -0,0 +1,28 @@
+
+# example-projects
+
+## Yocto
+
+### Add layer in a Yocto project
+
+```
+bitbake-layers add-layer /path/to/meta-helloworld
+```
+
+Then add this to `build/conf/local.conf`:
+```sh
+IMAGE_INSTALL:append = " helloworld-c-make"
+IMAGE_INSTALL:append = " helloworld-cpp-cmake"
+IMAGE_INSTALL:append = " helloworld-rs"
+```
+
+### Add/create recipes in a Yocto project
+
+```
+devtool add helloworld-c-make git@bitbucket.org:dol-sensors/example-projects.git --srcbranch main --src-subdir helloworld-c-make
+
+devtool add helloworld-cpp-cmake git@bitbucket.org:dol-sensors/example-projects.git --srcbranch main --src-subdir helloworld-cpp-cmake
+
+devtool add helloworld-rs git@bitbucket.org:dol-sensors/example-projects.git --srcbranch main --src-subdir helloworld-rs
+```
+

helloworld-c-make/.clang-format

@@ -0,0 +1,14 @@
+BasedOnStyle: WebKit
+IndentWidth: 4
+ColumnLimit: 80
+IndentCaseLabels: true
+BreakBeforeBraces: Custom
+BraceWrapping:
+    AfterFunction: true
+    SplitEmptyFunction: false
+AlignAfterOpenBracket: BlockIndent
+AlignOperands: AlignAfterOperator
+BreakBeforeBinaryOperators: true
+BinPackArguments: false
+BinPackParameters: false
+

helloworld-c-make/.clangd

@@ -0,0 +1,5 @@
+CompileFlags:
+  CompilationDatabase: build/compile_flags.txt
+  Remove:
+    - -Wempty-translation-unit
+

helloworld-c-make/.gitignore

@@ -0,0 +1,3 @@
+build/
+.cache/
+

helloworld-c-make/Makefile

@@ -0,0 +1,32 @@
+
+EXECUTABLE = helloworld-c-make
+
+CFLAGS = -std=c17 -Wall -Wextra -pedantic -pedantic-errors -O2
+
+SOURCE_FILES = \
+	src/main.c
+
+OBJECT_FILES = $(patsubst src/%.c, build/%.o, $(SOURCE_FILES))
+
+HEADER_FILES = $(shell find src/ -name *.h)
+
+all: build/$(EXECUTABLE) build/compile_flags.txt
+
+build/$(EXECUTABLE): $(OBJECT_FILES)
+	$(CC) -o $@ $(LDFLAGS) $^
+
+build/%.o: src/%.c $(HEADER_FILES) build-folder
+	$(CC) -c -o $@ $(CFLAGS) $<
+
+build-folder:
+	mkdir -p build/
+
+clean:
+	rm -rf build/
+
+build/compile_flags.txt:
+	echo -xc $(CFLAGS) \
+		| tr ' ' '\n' \
+		> $@
+
+

helloworld-c-make/README.md

@@ -0,0 +1,16 @@
+
+# helloworld-c-make
+
+```
+make
+./build/helloworld-c-make
+```
+
+```
+make
+
+sudo cp build/helloworld-c-make /usr/local/bin/
+
+helloworld-c-make
+```
+

helloworld-c-make/src/main.c

@@ -0,0 +1,3 @@
+#include <stdio.h>
+
+int main(void) { printf("Hello, world!\n"); }

helloworld-cpp-cmake/.clang-format

@@ -0,0 +1,14 @@
+BasedOnStyle: WebKit
+IndentWidth: 4
+ColumnLimit: 80
+IndentCaseLabels: true
+BreakBeforeBraces: Custom
+BraceWrapping:
+    AfterFunction: true
+    SplitEmptyFunction: false
+AlignAfterOpenBracket: BlockIndent
+AlignOperands: AlignAfterOperator
+BreakBeforeBinaryOperators: true
+BinPackArguments: false
+BinPackParameters: false
+

helloworld-cpp-cmake/.gitignore

@@ -0,0 +1,3 @@
+build/
+.cache/
+

helloworld-cpp-cmake/CMakeLists.txt

@@ -0,0 +1,13 @@
+
+cmake_minimum_required(VERSION 3.22)
+project(MyProject VERSION 1.0.0 LANGUAGES C CXX)
+
+set(CMAKE_EXPORT_COMPILE_COMMANDS true)
+
+add_executable(
+    helloworld-cpp-cmake
+    src/main.cpp
+)
+
+install(TARGETS helloworld-cpp-cmake)
+

helloworld-cpp-cmake/README.md

@@ -0,0 +1,20 @@
+
+# helloworld-cpp-cmake
+
+```
+mkdir build
+cd build
+cmake ..
+make
+./helloworld-cpp-cmake
+```
+
+```
+mkdir build
+cd build
+cmake .. -CMAKE_BUILD_TYPE=Release
+make
+sudo make install
+./helloworld-cpp-cmake
+```
+

helloworld-cpp-cmake/src/main.cpp

@@ -0,0 +1,3 @@
+#include <iostream>
+
+int main() { std::cout << "Hello, world!\n"; }

helloworld-rs/README.md

@@ -8,4 +8,8 @@ cargo run
 ```sh
 cargo build --release
 ./target/release/helloworld-rs
-``´
+
+cargo install --path .
+
+cargo install --path . --root /usr/local
+```

meta-helloworld/COPYING.MIT

@@ -0,0 +1,17 @@
+Permission is hereby granted, free of charge, to any person obtaining a copy 
+of this software and associated documentation files (the "Software"), to deal 
+in the Software without restriction, including without limitation the rights 
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 
+copies of the Software, and to permit persons to whom the Software is 
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in 
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 
+THE SOFTWARE.

meta-helloworld/README

@@ -0,0 +1,41 @@
+This README file contains information on the contents of the meta-helloworld layer.
+
+Please see the corresponding sections below for details.
+
+Dependencies
+============
+
+  URI: <first dependency>
+  branch: <branch name>
+
+  URI: <second dependency>
+  branch: <branch name>
+
+  .
+  .
+  .
+
+Patches
+=======
+
+Please submit any patches against the meta-helloworld layer to the xxxx mailing list (xxxx@zzzz.org)
+and cc: the maintainer:
+
+Maintainer: XXX YYYYYY <xxx.yyyyyy@zzzzz.com>
+
+Table of Contents
+=================
+
+  I. Adding the meta-helloworld layer to your build
+ II. Misc
+
+
+I. Adding the meta-helloworld layer to your build
+=================================================
+
+Run 'bitbake-layers add-layer meta-helloworld'
+
+II. Misc
+========
+
+--- replace with specific information about the meta-helloworld layer ---

meta-helloworld/conf/layer.conf

@@ -0,0 +1,13 @@
+# We have a conf and classes directory, add to BBPATH
+BBPATH .= ":${LAYERDIR}"
+
+# We have recipes-* directories, add to BBFILES
+BBFILES += "${LAYERDIR}/recipes-*/*/*.bb \
+            ${LAYERDIR}/recipes-*/*/*.bbappend"
+
+BBFILE_COLLECTIONS += "helloworld"
+BBFILE_PATTERN_helloworld = "^${LAYERDIR}/"
+BBFILE_PRIORITY_helloworld = "6"
+
+LAYERDEPENDS_helloworld = "core"
+LAYERSERIES_COMPAT_helloworld = "kirkstone"

meta-helloworld/recipes-example/example/example_0.1.bb

@@ -0,0 +1,13 @@
+SUMMARY = "bitbake-layers recipe"
+DESCRIPTION = "Recipe created by bitbake-layers"
+LICENSE = "MIT"
+
+python do_display_banner() {
+    bb.plain("***********************************************");
+    bb.plain("*                                             *");
+    bb.plain("*  Example recipe created by bitbake-layers   *");
+    bb.plain("*                                             *");
+    bb.plain("***********************************************");
+}
+
+addtask display_banner before do_build

meta-helloworld/recipes-helloworld/helloworld-c-make/helloworld-c-make_git.bb

@@ -0,0 +1,26 @@
+
+# NOTE: LICENSE is being set to "CLOSED" to allow you to at least start building - if
+# this is not accurate with respect to the licensing of the software being built (it
+# will not be in most cases) you must specify the correct value before using this
+# recipe for anything other than initial testing/development!
+LICENSE = "CLOSED"
+LIC_FILES_CHKSUM = ""
+
+SRC_URI = "git://git@bitbucket.org/dol-sensors/example-projects.git;protocol=ssh;branch=main"
+
+PV = "1.0+git${SRCPV}"
+SRCREV = "5f94ed3ba1bff1c6631d0234c7dbe65c27c4791e"
+
+S = "${WORKDIR}/git/${BPN}"
+
+do_compile () {
+	oe_runmake
+}
+
+do_install () {
+	install -d ${D}${bindir}
+	install -m 0755 ${S}/build/helloworld-c-make ${D}${bindir}
+}
+
+FILES:${PN} += "${bindir}"
+

meta-helloworld/recipes-helloworld/helloworld-cpp-cmake/helloworld-cpp-cmake_git.bb

@@ -0,0 +1,27 @@
+# Recipe created by recipetool
+# This is the basis of a recipe and may need further editing in order to be fully functional.
+# (Feel free to remove these comments when editing.)
+
+# Unable to find any files that looked like license statements. Check the accompanying
+# documentation and source headers and set LICENSE and LIC_FILES_CHKSUM accordingly.
+#
+# NOTE: LICENSE is being set to "CLOSED" to allow you to at least start building - if
+# this is not accurate with respect to the licensing of the software being built (it
+# will not be in most cases) you must specify the correct value before using this
+# recipe for anything other than initial testing/development!
+LICENSE = "CLOSED"
+LIC_FILES_CHKSUM = ""
+
+SRC_URI = "git://git@bitbucket.org/dol-sensors/example-projects.git;protocol=ssh;branch=main"
+
+# Modify these as desired
+PV = "1.0+git${SRCPV}"
+SRCREV = "5f94ed3ba1bff1c6631d0234c7dbe65c27c4791e"
+
+S = "${WORKDIR}/git/${BPN}"
+
+inherit cmake
+
+# Specify any options you want to pass to cmake using EXTRA_OECMAKE:
+EXTRA_OECMAKE = ""
+

meta-helloworld/recipes-helloworld/helloworld-rs/helloworld-rs_git.bb

@@ -0,0 +1,24 @@
+# Recipe created by recipetool
+# This is the basis of a recipe and may need further editing in order to be fully functional.
+# (Feel free to remove these comments when editing.)
+
+# Unable to find any files that looked like license statements. Check the accompanying
+# documentation and source headers and set LICENSE and LIC_FILES_CHKSUM accordingly.
+#
+# NOTE: LICENSE is being set to "CLOSED" to allow you to at least start building - if
+# this is not accurate with respect to the licensing of the software being built (it
+# will not be in most cases) you must specify the correct value before using this
+# recipe for anything other than initial testing/development!
+LICENSE = "CLOSED"
+LIC_FILES_CHKSUM = ""
+
+SRC_URI = "git://git@bitbucket.org/dol-sensors/example-projects.git;protocol=ssh;branch=main"
+
+# Modify these as desired
+PV = "1.0+git${SRCPV}"
+SRCREV = "5f94ed3ba1bff1c6631d0234c7dbe65c27c4791e"
+
+S = "${WORKDIR}/git/${BPN}"
+
+inherit cargo
+