Difference between revisions of "Mraa"

Latest revision as of 02:20, 12 June 2023

root@rockpin10bc:/home/rock# apt-get install -y git build-essential swig3.0 python-dev  cmake libjson-c-dev libnode-dev
root@rockpin10bc:/home/rock# apt-get install -y libc6 libjson-c3 libgcc1 libstdc++6 python2.7 libpython2.7 python3.7 libpython3.7 python3-dev
root@rockpin10bc:/home/rock# apt-get install -y libgtest-dev pkg-config cmake-data

Get source code.

root@rockpin10bc:/home/rock# git clone -b master https://github.com/radxa/mraa.git
root@rockpin10bc:/home/rock# cd mraa

Patch the source code for building mraa with Python.

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 250d910..f1880e1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -145,7 +145,7 @@ include_directories (${SYSTEM_USR_DIR})
 option (BUILDDOC "Build all doc." OFF)
 option (BUILDSWIG "Build swig modules." ON)
 option (BUILDSWIGPYTHON "Build swig python modules." ON)
-option (BUILDSWIGNODE "Build swig node modules." ON)
+option (BUILDSWIGNODE "Build swig node modules." OFF)
 option (BUILDSWIGJAVA "Build Java API." OFF)
 option (USBPLAT "Detection USB platform." OFF)
 option (FIRMATA "Add Firmata support to mraa." OFF)
@@ -156,7 +156,7 @@ option (FTDI4222 "Build with FTDI FT4222 subplatform support." OFF)
 option (ENABLEEXAMPLES "Disable building of examples" ON)
 option (INSTALLTOOLS "Install all tools" ON)
 option (BUILDTESTS "Override the addition of tests" ON)
-option (USEPYTHON3TESTS "Force tests to run with python3" OFF)
+option (USEPYTHON3TESTS "Force tests to run with python3" ON)
 
 set (BUILDARCH "" CACHE STRING "Override architecture to build for")

Build and install mraa.

root@rockpin10bc:/home/rock/mraa# mkdir build
root@rockpin10bc:/home/rock/mraa# cd build/
root@rockpin10bc:/home/rock/mraa/build# cmake ..
root@rockpin10bc:/home/rock/mraa/build# make
root@rockpin10bc:/home/rock/mraa/build# make install
root@rockpin10bc:/home/rock/mraa/build# ldconfig
root@rockpin10bc:/home/rock/mraa/build# mraa-gpio version
Version v2.1.0-11-g06b2be2 on Radxa ROCK Pi N10

Install example: Install Mraa on CM3 IO Debian11 system

For Debian11 Distribution the below commands install the essential set:

root@radxa-cm3-io:/home/rock# apt-get install -y git build-essential swig4.0 python-dev cmake libnode-dev python3-dev pkg-config

Get source code.

root@radxa-cm3-io:/home/rock# git clone -b master https://github.com/radxa/mraa.git
root@radxa-cm3-io:/home/rock# cd mraa

Patch the source code for building mraa with Python.

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 250d910..f1880e1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -145,7 +145,7 @@ include_directories (${SYSTEM_USR_DIR})
 option (BUILDDOC "Build all doc." OFF)
 option (BUILDSWIG "Build swig modules." ON)
 option (BUILDSWIGPYTHON "Build swig python modules." ON)
-option (BUILDSWIGNODE "Build swig node modules." ON)
+option (BUILDSWIGNODE "Build swig node modules." OFF)
 option (BUILDSWIGJAVA "Build Java API." OFF)
 option (USBPLAT "Detection USB platform." OFF)
 option (FIRMATA "Add Firmata support to mraa." OFF)
@@ -156,7 +156,7 @@ option (FTDI4222 "Build with FTDI FT4222 subplatform support." OFF)
 option (ENABLEEXAMPLES "Disable building of examples" ON)
 option (INSTALLTOOLS "Install all tools" ON)
 option (BUILDTESTS "Override the addition of tests" ON)
-option (USEPYTHON3TESTS "Force tests to run with python3" OFF)
+option (USEPYTHON3TESTS "Force tests to run with python3" ON)
 
 set (BUILDARCH "" CACHE STRING "Override architecture to build for")

Patch for later compilation with make

diff --git a/include/version.h b/include/version.h
index 47366ef..3a567a1 100644
--- a/include/version.h
+++ b/include/version.h
@@ -11,8 +11,8 @@
 extern "C" {
 #endif
 
-const char* gVERSION;
-const char* gVERSION_SHORT;
+extern const char* gVERSION;
+extern const char* gVERSION_SHORT;
 
 #ifdef __cplusplus
 }

Build and install mraa.

root@radxa-cm3-io:/home/rock/mraa# mkdir build
root@radxa-cm3-io:/home/rock/mraa# cd build/
root@radxa-cm3-io:/home/rock/mraa/build# cmake ..
root@radxa-cm3-io:/home/rock/mraa/build# make
root@radxa-cm3-io:/home/rock/mraa/build# make install
root@radxa-cm3-io:/home/rock/mraa/build# ldconfig
root@radxa-cm3-io:/home/rock/mraa/build# mraa-gpio version
Version v2.1.0-23-gfc8c906 on Radxa CM3 IO

Install example: Install Mraa on ROCK Pi 4C Ubuntu Focal system

For Ubuntu Distribution the below commands install the essential set:

root@rockpin10bc:/home/rock# apt-get install -y git build-essential swig3.0 python-dev python3-dev libnode-dev  cmake libjson-c-dev
root@rockpin10bc:/home/rock# apt-get install -y libc6 libgcc1 libstdc++6 python python2.7 libpython2.7 python3.8 libpython3.8 python3-dev python3
root@rockpin10bc:/home/rock# apt-get install -y libgtest-dev pkg-config cmake-data

Get source code.

root@rockpin10bc:/home/rock# git clone -b master https://github.com/radxa/mraa.git
root@rockpin10bc:/home/rock# cd mraa

Patch the source code for building mraa with Python.

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 250d910..f1880e1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -145,7 +145,7 @@ include_directories (${SYSTEM_USR_DIR})
 option (BUILDDOC "Build all doc." OFF)
 option (BUILDSWIG "Build swig modules." ON)
 option (BUILDSWIGPYTHON "Build swig python modules." ON)
-option (BUILDSWIGNODE "Build swig node modules." ON)
+option (BUILDSWIGNODE "Build swig node modules." OFF)
 option (BUILDSWIGJAVA "Build Java API." OFF)
 option (USBPLAT "Detection USB platform." OFF)
 option (FIRMATA "Add Firmata support to mraa." OFF)
@@ -156,7 +156,7 @@ option (FTDI4222 "Build with FTDI FT4222 subplatform support." OFF)
 option (ENABLEEXAMPLES "Disable building of examples" ON)
 option (INSTALLTOOLS "Install all tools" ON)
 option (BUILDTESTS "Override the addition of tests" ON)
-option (USEPYTHON3TESTS "Force tests to run with python3" OFF)
+option (USEPYTHON3TESTS "Force tests to run with python3" ON)
 
 set (BUILDARCH "" CACHE STRING "Override architecture to build for")

Build and install mraa.

root@rockpin10bc:/home/rock/mraa# mkdir build
root@rockpin10bc:/home/rock/mraa# cd build/
root@rockpin10bc:/home/rock/mraa/build# cmake ..
root@rockpin10bc:/home/rock/mraa/build# make
root@rockpin10bc:/home/rock/mraa/build# make install
root@rockpin10bc:/home/rock/mraa/build# ldconfig
root@rockpin10bc:/home/rock/mraa/build# mraa-gpio version
Version v2.1.0-11-g06b2be2 on ROCK Pi 4

Install example: Install Mraa on ROCK Pi 4C Debian Bullseye system

Configure the linux java environment

Download jdk for linux arm64 version, for example, openjdk-18.0.2.1_linux-aarch64
root@rock-4c-plus:/home/rock# cd /usr/local
root@rock-4c-plus:/home/rock# mkdir java
root@rock-4c-plus:/home/rock# cd java
root@rock-4c-plus:/home/rock# tar xzvf openjdk-18.0.2.1_linux-aarch64_bin.tar.gz
root@rock-4c-plus:/home/rock# ls 
jdk-18.0.2.1  openjdk-18.0.2.1_linux-aarch64_bin.tar.gz
root@rock-4c-plus:/home/rock# mv  jdk-18.0.2.1  jdk18

# modify /etc/profile
root@rock-4c-plus:/usr/local/java# cat /etc/profile
# /etc/profile: system-wide .profile file for the Bourne shell (sh(1))
# and Bourne compatible shells (bash(1), ksh(1), ash(1), ...).

if [ "$(id -u)" -eq 0 ]; then
  PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
else
  PATH="/usr/local/bin:/usr/bin:/bin:/usr/local/games:/usr/games"
fi
export PATH

if [ "${PS1-}" ]; then
  if [ "${BASH-}" ] && [ "$BASH" != "/bin/sh" ]; then
    # The file bash.bashrc already sets the default PS1.
    # PS1='\h:\w\$ '
    if [ -f /etc/bash.bashrc ]; then
      . /etc/bash.bashrc
    fi
  else
    if [ "$(id -u)" -eq 0 ]; then
      PS1='# '
    else
      PS1='$ '
    fi
  fi
fi

if [ -d /etc/profile.d ]; then
  for i in /etc/profile.d/*.sh; do
    if [ -r $i ]; then
      . $i
    fi
  done
  unset i
fi


export JAVA_HOME=/usr/local/java/jdk18
export JRE_HOME=${JAVA_HOME}/jre
export CLASSPATH=.:${JAVA_HOME}/lib:${JRE_HOME}/lib
export PATH=${JAVA_HOME}/bin:$PATH

# Bring into effect
root@rock-4c-plus:/usr/local/java# source /etc/profile

# verification
root@rock-4c-plus:/usr/local/java# java -version
openjdk version "18.0.2.1" 2022-08-18
OpenJDK Runtime Environment (build 18.0.2.1+1-1)
OpenJDK 64-Bit Server VM (build 18.0.2.1+1-1, mixed mode, sharing)

root@rock-4c-plus:/usr/local/java# javac -version
javac 18.0.2.1

For Debian Bullseye Distribution the below commands install the essential set:

root@rock-4c-plus:/home/rock# apt-get install -y git build-essential swig python-dev python3-dev libnode-dev  cmake libjson-c-dev
root@rock-4c-plus:/home/rock# apt-get install -y libc6 libgcc1 libstdc++6 python python2.7 libpython2.7 python3.8 libpython3.8 python3-dev python3
root@rock-4c-plus:/home/rock# apt-get install -y libgtest-dev pkg-config cmake-data

Get source code.

root@rock-4c-plus:/home/rock# git clone -b master https://github.com/radxa/mraa.git
root@rock-4c-plus:/home/rock# cd mraa

Patch the source code for building mraa with Python and java

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 250d910..6446f11 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required (VERSION 2.8.11)
+cmake_minimum_required (VERSION 3.13.0)
 project (mraa C CXX)
 
 FIND_PACKAGE (Threads REQUIRED)
@@ -9,6 +9,8 @@ if (CMAKE_VERSION VERSION_LESS "3.1")
   endif ()
 else ()
   set (CMAKE_C_STANDARD 99)
+  cmake_policy(SET CMP0078 OLD)
+  cmake_policy(SET CMP0086 NEW)
 endif ()
 
 ###############################################################################
@@ -145,8 +147,8 @@ include_directories (${SYSTEM_USR_DIR})
 option (BUILDDOC "Build all doc." OFF)
 option (BUILDSWIG "Build swig modules." ON)
 option (BUILDSWIGPYTHON "Build swig python modules." ON)
-option (BUILDSWIGNODE "Build swig node modules." ON)
-option (BUILDSWIGJAVA "Build Java API." OFF)
+option (BUILDSWIGNODE "Build swig node modules." OFF)
+option (BUILDSWIGJAVA "Build Java API." ON)
 option (USBPLAT "Detection USB platform." OFF)
 option (FIRMATA "Add Firmata support to mraa." OFF)
 option (ONEWIRE "Add Onewire support to mraa." ON)


diff --git a/include/version.h b/include/version.h
index 47366ef..3a567a1 100644
--- a/include/version.h
+++ b/include/version.h
@@ -11,8 +11,8 @@
 extern "C" {
 #endif
 
-const char* gVERSION;
-const char* gVERSION_SHORT;
+extern const char* gVERSION;
+extern const char* gVERSION_SHORT;
 
 #ifdef __cplusplus
 }

Build and install mraa.

root@rock-4c-plus:/home/rock# mkdir build
root@rock-4c-plus:/home/rock# cd build/
root@rock-4c-plus:/home/rock# cmake ..
root@rock-4c-plus:/home/rock# make
rooroot@rock-4c-plus:/home/rock# make install
root@rock-4c-plus:/home/rock# ldconfig
root@rock-4c-plus:/home/rock# mraa-gpio version
Version v2.1.0 on ROCK Pi 4

Install example: Install Mraa on ROCK Pi 4B Debian11 armhf system

For Debian11 Distribution the below commands install the essential set:

root@rockpi-4b:/home/rock# apt-get install -y git build-essential swig4.0 python-dev cmake libnode-dev python3-dev pkg-config tree
root@rockpi-4b:/home/rock# apt-get install -y libc6 libjson-c5 libjson-c-dev libgtest-dev libgcc1 libstdc++6 python python2.7 libpython2.7 python3.9 libpython3.9
root@rockpi-4b:/home/rock# apt-get install -y libgtest-dev pkg-config cmake-data

Get source code.

root@rockpi-4b:/home/rock# git clone -b master https://github.com/radxa/mraa.git
root@rockpi-4b:/home/rock# cd mraa

Patch the source code for building mraa.


diff --git a/CMakeLists.txt b/CMakeLists.txt
index 250d910..9050100 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required (VERSION 2.8.11)
+cmake_minimum_required (VERSION 3.14.0)
 project (mraa C CXX)
 
 FIND_PACKAGE (Threads REQUIRED)
@@ -9,6 +9,8 @@ if (CMAKE_VERSION VERSION_LESS "3.1")
   endif ()
 else ()
   set (CMAKE_C_STANDARD 99)
+  cmake_policy(SET CMP0078 OLD)
+  cmake_policy(SET CMP0086 NEW)
 endif ()
 
 ###############################################################################
diff --git a/include/version.h b/include/version.h
index 47366ef..3a567a1 100644
--- a/include/version.h
+++ b/include/version.h
@@ -11,8 +11,8 @@
 extern "C" {
 #endif
 
-const char* gVERSION;
-const char* gVERSION_SHORT;
+extern const char* gVERSION;
+extern const char* gVERSION_SHORT;
 
 #ifdef __cplusplus
 }

Build and install mraa

root@rockpi-4b:/home/rock/mraa# mkdir build
root@rockpi-4b:/home/rock/mraa# cd build
root@rockpi-4b:/home/rock/mraa/build# cmake ..
root@rockpi-4b:/home/rock/mraa/build# make
root@rockpi-4b:/home/rock/mraa/build# make install
root@rockpi-4b:/home/rock/mraa/build# ldconfig
root@rockpi-4b:/home/rock/mraa/build# mraa-gpio version
Version v2.1.0-25-gf854463 on ROCK Pi 4

Backup prebuilt mraa on directory output.

root@rockpi-4b:/home/rock/mraa/build# mkdir output
root@rockpi-4b:/home/rock/mraa/build# make install DESTDIR=output
root@rockpi-4b:/home/rock/mraa/build# tree output

Use mraa

Since we have installed mraa successfully, now we start to use it. At this part, you can check out the following guides.

Troubleshooting

If you have an issue, start a new post on the forum. https://forum.radxa.com/.

Difference between revisions of "Mraa"

Latest revision as of 02:20, 12 June 2023

Contents

Mraa on ROCK Pi boards

List of ROCK Pi Boards supported

List of Linux Distributions

Install example: Install Mraa on ROCK Pi N10 Debian system

Install example: Install Mraa on CM3 IO Debian11 system

Install example: Install Mraa on ROCK Pi 4C Ubuntu Focal system

Install example: Install Mraa on ROCK Pi 4C Debian Bullseye system

Install example: Install Mraa on ROCK Pi 4B Debian11 armhf system

Use mraa

Troubleshooting