Notice: Radxa Wiki is no longer maintained and content is for reference only. Please visit the latest Radxa Documentation site:
docs.radxa.com
Difference between revisions of "Mraa"
(→Install example: Install Mraa on CM3 IO Debian11 system) |
(→Install example: Install Mraa on CM3 IO Debian11 system) |
||
| Line 108: | Line 108: | ||
Add the keyword extern. | Add the keyword extern. | ||
<pre> | <pre> | ||
| − | + | diff --git a/include/version.h b/include/version.h | |
| − | + | index 47366ef..3a567a1 100644 | |
| − | extern const char* gVERSION; | + | --- a/include/version.h |
| − | extern const char* gVERSION_SHORT; | + | +++ 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 | ||
| + | } | ||
</pre> | </pre> | ||
Revision as of 03:06, 10 October 2022
Contents
Mraa on ROCK Pi boards
This document describes how to build and use mraa for ROCK Pi boards.
List of ROCK Pi Boards supported
- ROCK Pi 4 A/B/C
- ROCK Pi E
- ROCK Pi N10
- ROCK Pi S
- ROCK Pi X
List of Linux Distributions
- Ubuntu
- Debian
- Yocto (mraa-radxa_git.bb)
Install example: Install Mraa on ROCK Pi N10 Debian system
For Debian Distribution the below commands install the essential set:
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")
Add the keyword extern.
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 cmake libjson-c-dev libnode-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
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/.