> -----Original Message----- > From: yocto-boun...@yoctoproject.org [mailto:yocto- > boun...@yoctoproject.org] On Behalf Of Paul D. DeRocco > Sent: Monday, June 24, 2013 5:18 PM > To: yocto@yoctoproject.org > Subject: [yocto] The simplest possible recipe > > That would be to copy a single file, provided in the files subdirectory of the > recipe, into a particular place in the target tree. Is there any bbclass that > automates this? Or do I just write a recipe with a do_install function that > executes the "install" command? > > My only guide is 5.3.1 in the Development Manual, which performs a simple > compilation, but I'm very hazy about how recipes are interpreted, so I'd like it > if someone can tell me if I've gotten the following stuff right or not. > > SRC_URI tells bitbake what files must be gotten from somewhere and copied > somewhere else in order to carry out the build process. And according to the > Ref Manual, the "file://" prefix tells it to fetch a local file by searching some > directories including the "files" subdirectory next to the .bb file. > And apparently, there is a "subdir" option (whose syntax is unexplained) > which may be used to tell bitbake to put it somewhere specific relative to > ${WORKDIR}. > > Is the default value of the "subdir" option the S variable? Is that the purpose > of S, to tell bitbake where to put things that it fetches? The Ref Manual says > that S defaults to ${WORKDIR}/${PN}/${PV}, but then the sample compile > recipe sets S to ${WORKDIR}. Is that what one does when one doesn't need > to have a bunch of versioned subdirectories under ${WORKDIR}? (I'm not > sure why one would ever want that, or why that would be the default.) > > So if I want to install a file somewhere, do I even need a do_install task, or > can I just set S equal to the desired target location, like "${etcdir}/foo" and be > done with it? Or is that a no-no, and should I always use do_install? > > -- > > Ciao, Paul D. DeRocco > Paul mailto:pdero...@ix.netcom.com > > > _______________________________________________ > yocto mailing list > yocto@yoctoproject.org > https://lists.yoctoproject.org/listinfo/yocto
>From my book, I demonstrated two ways to create a receipt with and without Autotools. Without Autotools: DESCRIPTION = "Hello World C file recipe" SECTION = "base" LICENSE = "GPLv2" LIC_FILES_CHKSUM = file://${WORKDIR}/COPYRIGHT;md5=349c872e0066155e1818b786938876a4" PR = "r0" SRC_URI = "file://helloyp.c \ file://COPYRIGHT \ " do_compile () { ${CC} ${WORKDIR}/helloyp.c -o ${WORKDIR}/helloyp } do_install () { install -d ${D}${bindir} install -m 0755 ${WORKDIR}/helloyp ${D}${bindir}/ } The following is the recipe is with autotools: DESCRIPTION = "Hello World Application with Autotools" SECTION = "examples" LICENSE = "GPLv2" LIC_FILES_CHKSUM = "file://${WORKDIR}/COPYING;md5=92bf9743cf0f1e6d9306478e118e432f" PR = "r0" SRC_URI = "file:///home/sean/workspace/helloyp-${PV}.tar.gz" inherit autotools gettext SRC_URI[md5sum] = "934bd36a4a3b1e7912fdff3ae764c7b6" SRC_URI[sha256sum] = "09810190e0cf9ebf141ad780b994fce8198098fbeca418ec51df59eb51747182" The application was placed in the /usr/bin folder. From there it could be moved or link to someplace else. Regards, Sean Liming Owner Tel: 714-970-7523 / Cell: 858-774-3176 _______________________________________________ yocto mailing list yocto@yoctoproject.org https://lists.yoctoproject.org/listinfo/yocto