Just for the record, I was able to solve the problem by going to all the files in the kernel-devsrc/1.0-r0 (the same directory corresponding to what was described in the error) and changing the "#!/bin/awk" line to "!#usr/bin/awk".
On Wed, Nov 13, 2019 at 1:43 PM Wayne Li <waynli...@gmail.com> wrote: > Sorry I am fairly new to bitbake. How do I apply a patch? Why do I have > to apply a patch as opposed to just editing corresponding files (I know > that is probably a dumb question but again I am very new to bitbake)? Khem > Raj did mention a patch to fix the problem: > > > https://git.yoctoproject.org/cgit/cgit.cgi/linux-yocto/commit/?id=8af11c1cdd8fa08217e702b57cf96e9030db52b2 > > Would I be able to somehow take the patch from that website and apply it > to my project? Though I'd like to mention again it seems like that patch > is trying to change "#!/bin/awk -f" to "#!/usr/bin/awk -f" in the > ver_linux file. But the ver_linux files in my project look very different > from the ver_linux file in the patch (see example of my ver_linux file: > https://gist.github.com/WayneZhenLi/c7475cf382a80bfd2de31e82c40c1677) and > has "#!/bin/sh" for its #! line instead. In that case, would the patch > Khem Raj mentioned even work for my project? Again I'm new to bitbake so I > apologize for my questions being naive. > > On Wed, Nov 13, 2019 at 12:31 PM Mark Hatle < > mark.ha...@kernel.crashing.org> wrote: > >> Bitbake inspects the binaries and looks at the #! line. You need to >> change the >> line itself (via a patch) to /usr/bin/awk, and then it will pick up the >> dependency automatically on a rebuild. >> >> --Mark >> >> On 11/13/19 12:14 PM, Wayne Li wrote: >> > On further inspection of the older image my coworker made, it looks >> like awk is >> > located at "/usr/bin/awk". I see this by just doing a "which awk" in >> the >> > console of the T4240 RDB when the old image is loaded. So it looks >> like the >> > most likely case is that Khem Raj is correct and that bitbake is >> expecting awk >> > to be in "/bin" when awk is actually in "/usr/bin". In that case, I >> need to >> > know where the line telling bitbake to look for awk in the "/bin" >> directory is. >> > >> > On Wed, Nov 13, 2019 at 12:02 PM Wayne Li <waynli...@gmail.com >> > <mailto:waynli...@gmail.com>> wrote: >> > >> > I'd like also like to mention that my main concern with the >> ver_linux files >> > that I found in my project was that the shebang line was " >> #!/bin/sh" >> > instead of "#!/bin/awk -f" which is the shebang line in the >> ver_linux file >> > in the patch. The patch wants to change the shebang line from >> "#!/bin/awk >> > -f" to "#!/usr/bin/awk -f" so I'm not sure how that change would >> translate >> > when I'm working with the shebang line "#!/bin/sh". Or perhaps >> Yocto has >> > changed since that patch was posted and maybe the place /bin/awk is >> > specified is different? >> > >> > On Wed, Nov 13, 2019 at 11:51 AM Wayne Li <waynli...@gmail.com >> > <mailto:waynli...@gmail.com>> wrote: >> > >> > So after further investigation, I'm fairly sure awk is actually >> present >> > in the target image. Here are my reasons why I feel that this >> is the case: >> > >> > -I looked at the busybox menuconfig GUI that comes up when I run >> > "bitbake -c menuconfig busybox" and it says awk is built-in. >> > -I looked at various def-config files I found by just doing a >> "grep -rn >> > "CONFIG_AWK"" and found that CONFIG_AWK seems to have been >> enabled >> > throughout the project (there was the line CONFIG_AWK=y >> uncommented in >> > the various def-config files I mentioned). >> > -I have an older version of the target image that my coworker >> (who has >> > since left the company) created. I just need to rebuild this >> image >> > because I am trying to add some kernel modules to the image. >> When I run >> > the command "awk" in the console for the T4240 RDB when the >> older >> > version of the image is loaded, I do see the gawk help info >> come up. >> > This shows awk is present in the older image. >> > >> > But looking at what Khem Raj mentioned, perhaps bitbake is just >> not >> > finding the awk because it's actually in /usr/bin when bitbake >> expects >> > it to be in /bin? Though I am a little confused about the link >> you >> > sent, Khem Raj. How do exactly do I apply this patch? I'm >> assuming we >> > have to change the file ver_linux? I did a "find . -name >> "ver_linux"" >> > and I see multiple results: >> > >> > bash-4.2$ find . -name "ver_linux" >> > >> >> ./build_t4240rdb-64b/tmp/work/ppc64e6500-fsl-linux/linux-libc-headers/4.1-r0/linux-4.1/scripts/ver_linux >> > >> >> ./build_t4240rdb-64b/tmp/work/ppce6500-fslmllib32-linux/lib32-linux-libc-headers/4.1-r0/linux-4.1/scripts/ver_linux >> > >> >> ./build_t4240rdb-64b/tmp/work/t4240rdb_64b-fsl-linux/kernel-devsrc/1.0-r0/package/usr/src/kernel/scripts/ver_linux >> > >> >> ./build_t4240rdb-64b/tmp/work/t4240rdb_64b-fsl-linux/kernel-devsrc/1.0-r0/image/usr/src/kernel/scripts/ver_linux >> > >> >> ./build_t4240rdb-64b/tmp/work/t4240rdb_64b-fsl-linux/kernel-devsrc/1.0-r0/packages-split/kernel-devsrc/usr/src/kernel/scripts/ver_linux >> > >> >> ./build_t4240rdb-64b/tmp/work-shared/t4240rdb-64b/kernel-source/scripts/ver_linux >> > >> >> ./build_t4240rdb/tmp/work/ppc64e6500-fslmllib64-linux/lib64-linux-libc-headers/4.1-r0/linux-4.1/scripts/ver_linux >> > >> >> ./build_t4240rdb/tmp/work/ppce6500-fsl-linux/linux-libc-headers/4.1-r0/linux-4.1/scripts/ver_linux >> > >> ./build_t4240rdb/tmp/work-shared/t4240rdb/kernel-source/scripts/ver_linux >> > >> > Now the build I'm working on is build_t4240rdb-64b so the last >> three >> > results in that search probably don't matter. Though there are >> still >> > six more results for when I search ver_linux. So I'm not sure >> which one >> > I need to change. Moreover, all of the ver_linux files I found >> more or >> > less look like the following: >> > >> > >> https://gist.github.com/WayneZhenLi/c7475cf382a80bfd2de31e82c40c1677 >> > >> > Which seems to be very different from the ver_linux file >> mentioned in >> > the patch. This further confuses me on how to apply the patch. >> > >> > Or maybe do you guys think maybe the patch isn't the solution >> here? >> > Maybe there's some other reason bitbake isn't finding the awk? >> > >> > -Thanks!, Wayne Li >> > >> > On Wed, Nov 13, 2019 at 10:57 AM Khem Raj <raj.k...@gmail.com >> > <mailto:raj.k...@gmail.com>> wrote: >> > >> > On Wed, 2019-11-13 at 10:33 +0200, Adrian Bunk wrote: >> > > On Tue, Nov 12, 2019 at 04:08:48PM -0600, Wayne Li wrote: >> > > > Dear Yocto Developers, >> > > > >> > > > I'm trying to to build a Yocto kernel for a T4240 RDB. >> When I run >> > > > "bitbake >> > > > fsl-image-full" to build the entire linux image, I get >> an error >> > > > that says >> > > > "Can't install kernel-devsrc-1.0-r0@t4240rdb_64b: no >> package >> > > > provides >> > > > /bin/awk". Here's the entire error print that I see: >> > > > >> > > > >> https://gist.github.com/WayneZhenLi/e35f65081092cf1f24df29ec369c701c >> > > > >> > > > Anyway I'm confused about this error because /bin/awk >> does >> > > > exist. Like if >> > > > I run "/bin/awk" in the console I see help info come up >> describing >> > > > how to >> > > > use a program called "gawk". Why can't bitbake find >> /bin/awk >> > > > then? Or am >> > > > I misunderstanding what this error is trying to say? I >> mean I'm >> > > > assuming >> > > > it's just not able to find /bin/awk but maybe the error >> means >> > > > something >> > > > else? Or maybe /bin/awk is actually relative to some >> path? Let me >> > > > know >> > > > your thoughts. >> > > >> > > /bin/awk is missing on your target image that will run on >> the T4240 >> > > RDB. >> > > >> > > The smallest implementation is to enable CONFIG_AWK in >> your busybox >> > > config. >> > > >> > >> > import something like below patch into your kernel will >> help too >> > >> > >> https://git.yoctoproject.org/cgit/cgit.cgi/linux-yocto/commit/?id=8af11c1cdd8fa08217e702b57cf96e9030db52b2 >> > >> > > > -Thanks!, Wayne Li >> > > >> > > cu >> > > Adrian >> > > >> > > -- >> > > >> > > "Is there not promise of rain?" Ling Tan asked >> suddenly out >> > > of the darkness. There had been need of rain for >> many days. >> > > "Only a promise," Lao Er said. >> > > Pearl S. Buck - >> Dragon Seed >> > > >> > >> > >> >
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