On Mon, Jul 15, 2024 at 5:18 AM Christian Eggers via lists.openembedded.org <[email protected]> wrote:
> Based on proposal send previously here: > https://lists.yoctoproject.org/g/yocto/topic/recipe_for/83279588 > > This recipe depends on meta-clang, so should it be added to that layer? > > Unfortunately the 'include-what-you-use' (iwyu) tool doesn't work yet. > Although I have installed nativesdk-clang (via CLANGSDK = "1") and > nativesdk-include-what-you-use packages, the C++ standard headers are > not found: > > include-what-you-use > --sysroot=/opt/poky/5.0.2/sysroots/cortexa7t2hf-neon-vfpv4-poky-linux-musleabi > impl/Fdt.cpp > impl/Fdt.cpp:9:10: fatal error: 'cerrno' file not found > 9 | #include <cerrno> > | ^~~~~~~~ > > As iwyu uses Clang and I have no experience working with it, this is > probably only a beginner mistake. Can Clang use the C++ headers provided > by libstdc++, or do I need to install further packages? > It can but it seems your SDK install might be missing any c++ runtime so check a simple program that includes say <iostream> header and try compiling it > Signed-off-by: Christian Eggers <[email protected]> > --- > .../include-what-you-use_git.bb | 22 +++++++++++++++++++ > 1 file changed, 22 insertions(+) > create mode 100644 meta-oe/recipes-devtools/include-what-you-use/ > include-what-you-use_git.bb > > diff --git a/meta-oe/recipes-devtools/include-what-you-use/ > include-what-you-use_git.bb > b/meta-oe/recipes-devtools/include-what-you-use/ > include-what-you-use_git.bb > new file mode 100644 > index 000000000000..e7df6a834a34 > --- /dev/null > +++ b/meta-oe/recipes-devtools/include-what-you-use/ > include-what-you-use_git.bb > @@ -0,0 +1,22 @@ > +LICENSE = "NCSA" > +LIC_FILES_CHKSUM = > "file://LICENSE.TXT;md5=59d01ad98720f3c50d6a8a0ef3108c88 \ > + > file://iwyu-check-license-header.py;md5=7bdb749831163fbe9232b3cb7186116f" > + > +SRC_URI = "git:// > github.com/include-what-you-use/include-what-you-use.git;protocol=https;branch=clang_18 > " > + > +PV = "0.22+git${SRCPV}" > +SRCREV = "377eaef70cdda47368939f4d9beabfabe3f628f0" > + > +S = "${WORKDIR}/git" > + > +DEPENDS = "clang" This means it needs to use clang as library to link to is that what it required or does it need clang as static compiler to build this package in which case you can do so by using TOOLCHAIN = “clang” in recipe > + > +inherit cmake python3native > + > +EXTRA_OECMAKE:append:class-nativesdk = " \ > + -DCMAKE_SKIP_RPATH:BOOL=ON \ > + " > + > +FILES:${PN} += "${datadir}/${BPN}" > + > +BBCLASSEXTEND = "nativesdk" > -- > 2.44.1 > > > > >
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