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From: Peter Maydell <peter.maydell@linaro.org>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: "Marc-André Lureau" <marcandre.lureau@redhat.com>, qemu-devel@nongnu.org
Subject: Re: [PULL 21/26] configure, meson: move more compiler checks to Meson
Date: Tue, 16 Nov 2021 13:13:45 +0000	[thread overview]
Message-ID: <CAFEAcA8NfccCPsTHZXX-48Gk+9=Bo6RYr2iDeGe=Nr80qHzbRg@mail.gmail.com> (raw)
In-Reply-To: <CAFEAcA9HoX9riUjU_N6erkLu0r5gRawDTKSJgwjNb+2Mcn+0=g@mail.gmail.com>

On Mon, 15 Nov 2021 at 16:42, Peter Maydell <peter.maydell@linaro.org> wrote:
>
> On Mon, 15 Nov 2021 at 16:36, Peter Maydell <peter.maydell@linaro.org> wrote:
> >
> > On Thu, 14 Oct 2021 at 17:49, Paolo Bonzini <pbonzini@redhat.com> wrote:
> > > +config_host_data.set('CONFIG_IOVEC',
> > > +                     cc.has_header_symbol('sys/uio.h', 'struct iovec'))

> https://github.com/mesonbuild/meson/issues/1975 says that for gcc
> it's actually going to be wrong the other way (always setting CONFIG_IOVEC
> whether the system header has the struct or not), because "struct wombat;"
> is syntactically OK as a *declaration*, not a use.

In case anybody's interested in an easy-ish meson contribution,
meson upstream indicated in that issue that they'd be open to a patch
which made whitespace in the has_header_symbol argument be an error,
which would have caught this bug earlier.

-- PMM


  parent reply	other threads:[~2021-11-16 13:29 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-14 16:29 [PULL 00/26] Meson changes for 2021-10-14 Paolo Bonzini
2021-10-14 16:29 ` [PULL 01/26] configure: remove --oss-lib Paolo Bonzini
2021-10-14 16:29 ` [PULL 02/26] audio: remove CONFIG_AUDIO_WIN_INT Paolo Bonzini
2021-10-14 16:29 ` [PULL 03/26] configure, meson: move audio driver detection to Meson Paolo Bonzini
2021-11-01 14:32   ` Peter Maydell
2021-10-14 16:29 ` [PULL 04/26] meson: define symbols for all available audio drivers Paolo Bonzini
2021-10-14 16:29 ` [PULL 05/26] configure: add command line options for " Paolo Bonzini
2021-10-14 16:29 ` [PULL 06/26] kconfig: split CONFIG_SPARSE_MEM from fuzzing Paolo Bonzini
2021-10-14 16:29 ` [PULL 07/26] configure, meson: move fuzzing configuration to Meson Paolo Bonzini
2021-10-14 16:29 ` [PULL 08/26] trace: simple: pass trace_file unmodified to config-host.h Paolo Bonzini
2021-10-14 16:29 ` [PULL 09/26] trace: move configuration from configure to Meson Paolo Bonzini
2021-10-14 16:29 ` [PULL 10/26] configure, meson: move CONFIG_HOST_DSOSUF " Paolo Bonzini
2021-10-14 16:29 ` [PULL 11/26] configure, meson: get HOST_WORDS_BIGENDIAN via the machine object Paolo Bonzini
2021-10-14 16:29 ` [PULL 12/26] configure, meson: remove CONFIG_GCOV from config-host.mak Paolo Bonzini
2021-10-14 16:29 ` [PULL 13/26] meson: HAVE_GDB_BIN is not used by C code Paolo Bonzini
2021-10-14 16:29 ` [PULL 14/26] configure, meson: move remaining HAVE_* compiler tests to Meson Paolo Bonzini
2021-10-14 16:29 ` [PULL 15/26] configure, meson: move pthread_setname_np checks " Paolo Bonzini
2021-11-15 17:15   ` Daniel P. Berrangé
2021-11-15 17:25     ` Peter Maydell
2021-10-14 16:29 ` [PULL 16/26] configure, meson: move libaio check to meson.build Paolo Bonzini
2021-10-14 16:29 ` [PULL 17/26] configure, meson: move vde detection to meson Paolo Bonzini
2021-10-14 16:29 ` [PULL 18/26] configure, meson: move netmap " Paolo Bonzini
2021-10-14 16:29 ` [PULL 19/26] configure, meson: move Spice configure handling " Paolo Bonzini
2021-10-14 16:29 ` [PULL 20/26] configure: remove obsolete Solaris ar check Paolo Bonzini
2021-10-14 16:29 ` [PULL 21/26] configure, meson: move more compiler checks to Meson Paolo Bonzini
2021-11-15 16:36   ` Peter Maydell
2021-11-15 16:42     ` Peter Maydell
2021-11-16  9:29       ` Paolo Bonzini
2021-11-16 13:13       ` Peter Maydell [this message]
2021-11-15 16:55     ` Peter Maydell
2021-10-14 16:29 ` [PULL 22/26] configure: remove deprecated --{enable, disable}-git-update Paolo Bonzini
2021-10-14 16:29 ` [PULL 23/26] configure: accept "internal" for --enable-capstone/slirp/fdt Paolo Bonzini
2021-10-14 16:29 ` [PULL 24/26] configure: prepare for auto-generated option parsing Paolo Bonzini
2021-10-14 16:29 ` [PULL 25/26] meson-buildoptions: include list of tracing backends Paolo Bonzini
2021-10-14 16:29 ` [PULL 26/26] configure: automatically parse command line for meson -D options Paolo Bonzini
2021-10-14 19:15 ` [PULL 00/26] Meson changes for 2021-10-14 Richard Henderson

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