configure / meson: Move check for sys/kcov.h to meson.build

This check can be done in a much shorter way in meson.build. And while
we're at it, rename the #define to HAVE_SYS_KCOV_H to match the other
HAVE_someheader_H symbols that we already have.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20201118171052.308191-6-thuth@redhat.com>
[lv: s/signal/kcov/]
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
This commit is contained in:
Thomas Huth 2020-11-18 18:10:51 +01:00 committed by Laurent Vivier
parent 88c78f162a
commit 4a9d5f895a
4 changed files with 3 additions and 11 deletions

9
configure vendored
View File

@ -4402,12 +4402,6 @@ if compile_prog "" "" ; then
syncfs=yes
fi
# check for kcov support (kernel must be 4.4+, compiled with certain options)
kcov=no
if check_include sys/kcov.h ; then
kcov=yes
fi
# check for btrfs filesystem support (kernel must be 3.9+)
btrfs=no
if check_include linux/btrfs.h ; then
@ -6112,9 +6106,6 @@ fi
if test "$syncfs" = "yes" ; then
echo "CONFIG_SYNCFS=y" >> $config_host_mak
fi
if test "$kcov" = "yes" ; then
echo "CONFIG_KCOV=y" >> $config_host_mak
fi
if test "$btrfs" = "yes" ; then
echo "CONFIG_BTRFS=y" >> $config_host_mak
fi

View File

@ -715,7 +715,7 @@
IOCTL_IGNORE(TIOCSTOP)
#endif
#ifdef CONFIG_KCOV
#ifdef HAVE_SYS_KCOV_H
IOCTL(KCOV_ENABLE, 0, TYPE_NULL)
IOCTL(KCOV_DISABLE, 0, TYPE_NULL)
IOCTL(KCOV_INIT_TRACE, IOC_R, TYPE_ULONG)

View File

@ -73,7 +73,7 @@
#ifdef CONFIG_SENDFILE
#include <sys/sendfile.h>
#endif
#ifdef CONFIG_KCOV
#ifdef HAVE_SYS_KCOV_H
#include <sys/kcov.h>
#endif

View File

@ -839,6 +839,7 @@ config_host_data.set('QEMU_VERSION_MICRO', meson.project_version().split('.')[2]
config_host_data.set('HAVE_DRM_H', cc.has_header('libdrm/drm.h'))
config_host_data.set('HAVE_PTY_H', cc.has_header('pty.h'))
config_host_data.set('HAVE_SYS_IOCCOM_H', cc.has_header('sys/ioccom.h'))
config_host_data.set('HAVE_SYS_KCOV_H', cc.has_header('sys/kcov.h'))
config_host_data.set('HAVE_SYS_SIGNAL_H', cc.has_header('sys/signal.h'))
ignored = ['CONFIG_QEMU_INTERP_PREFIX'] # actually per-target