FAQ_MA35D1_Add a New Recipe in Yocto

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Posts: 67
Joined: 08 Nov 2022, 10:28

22 Nov 2022, 14:05

This sample show how to create a recipe which can compile a source and install to MA35D1 Image

1. Create a new folder named helloworld under meta-ma35d1/recipes-support

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~/shared/yocto/sources/meta-ma35d1/recipes-support$ mdkir helloworld
2. Create a new folder named files under helloworld folder

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~/shared/yocto/sources/meta-ma35d1/recipes-support/hello$ mkdir files
3. Create a C file named helloworld.c and the content is shown below

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#include <stdio.h>

int main()
    printf("Hello, World!\n");
    return 0;
4. Create a bb file named helloworld.bb and the content is shown below

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SUMMARY = "Demo how to compile a C code and add to root filesystem"
SRC_URI = "file://helloworld.c \
S = "${WORKDIR}"

do_compile() {
    ${CC} helloworld.c -o helloworld

do_install() {
    install -d ${D}/${bindir}
    install -m 0777 ${S}/helloworld ${D}${bindir}/helloworld
INSANE_SKIP_${PN} += "ldflags"
FILES_${PN} = "${bindir}" 
5. Add the recipe to ~/build/conf/local.conf

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IMAGE_INSTALL_append += "  helloworld "
6. Rebuild the image and the helloworld will be in the /usr/bin

#MA35D1 #recipe #Yocto

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