[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[PULL 21/26] configure, meson: move more compiler checks to Meson
From: |
Paolo Bonzini |
Subject: |
[PULL 21/26] configure, meson: move more compiler checks to Meson |
Date: |
Thu, 14 Oct 2021 18:29:33 +0200 |
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20211007130829.632254-15-pbonzini@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
configure | 91 ------------------------------------------------
meson.build | 44 +++++++++++++++++++++++
util/meson.build | 4 ++-
3 files changed, 47 insertions(+), 92 deletions(-)
diff --git a/configure b/configure
index 9b59dce2f8..7c58c7c28d 100755
--- a/configure
+++ b/configure
@@ -3110,19 +3110,6 @@ elif test "$tpm" = "yes"; then
fi
fi
-##########################################
-# iovec probe
-cat > $TMPC <<EOF
-#include <sys/types.h>
-#include <sys/uio.h>
-#include <unistd.h>
-int main(void) { return sizeof(struct iovec); }
-EOF
-iovec=no
-if compile_prog "" "" ; then
- iovec=yes
-fi
-
##########################################
# fdt probe
@@ -3564,42 +3551,6 @@ EOF
fi
fi
-#########################################
-# See if 64-bit atomic operations are supported.
-# Note that without __atomic builtins, we can only
-# assume atomic loads/stores max at pointer size.
-
-cat > $TMPC << EOF
-#include <stdint.h>
-int main(void)
-{
- uint64_t x = 0, y = 0;
- y = __atomic_load_n(&x, __ATOMIC_RELAXED);
- __atomic_store_n(&x, y, __ATOMIC_RELAXED);
- __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED,
__ATOMIC_RELAXED);
- __atomic_exchange_n(&x, y, __ATOMIC_RELAXED);
- __atomic_fetch_add(&x, y, __ATOMIC_RELAXED);
- return 0;
-}
-EOF
-if compile_prog "" "" ; then
- atomic64=yes
-fi
-
-########################################
-# check if getauxval is available.
-
-getauxval=no
-cat > $TMPC << EOF
-#include <sys/auxv.h>
-int main(void) {
- return getauxval(AT_HWCAP) == 0;
-}
-EOF
-if compile_prog "" "" ; then
- getauxval=yes
-fi
-
########################################
# check if ccache is interfering with
# semantic analysis of macros
@@ -3673,33 +3624,6 @@ else
membarrier=no
fi
-##########################################
-# check for usable AF_VSOCK environment
-have_af_vsock=no
-cat > $TMPC << EOF
-#include <errno.h>
-#include <sys/types.h>
-#include <sys/socket.h>
-#if !defined(AF_VSOCK)
-# error missing AF_VSOCK flag
-#endif
-#include <linux/vm_sockets.h>
-int main(void) {
- int sock, ret;
- struct sockaddr_vm svm;
- socklen_t len = sizeof(svm);
- sock = socket(AF_VSOCK, SOCK_STREAM, 0);
- ret = getpeername(sock, (struct sockaddr *)&svm, &len);
- if ((ret == -1) && (errno == ENOTCONN)) {
- return 0;
- }
- return -1;
-}
-EOF
-if compile_prog "" "" ; then
- have_af_vsock=yes
-fi
-
##########################################
# check for usable AF_ALG environment
have_afalg=no
@@ -4175,9 +4099,6 @@ fi
if test "$vhost_user_fs" = "yes" ; then
echo "CONFIG_VHOST_USER_FS=y" >> $config_host_mak
fi
-if test "$iovec" = "yes" ; then
- echo "CONFIG_IOVEC=y" >> $config_host_mak
-fi
if test "$membarrier" = "yes" ; then
echo "CONFIG_MEMBARRIER=y" >> $config_host_mak
fi
@@ -4247,14 +4168,6 @@ if test "$cmpxchg128" = "yes" ; then
echo "CONFIG_CMPXCHG128=y" >> $config_host_mak
fi
-if test "$atomic64" = "yes" ; then
- echo "CONFIG_ATOMIC64=y" >> $config_host_mak
-fi
-
-if test "$getauxval" = "yes" ; then
- echo "CONFIG_GETAUXVAL=y" >> $config_host_mak
-fi
-
if test "$libssh" = "yes" ; then
echo "CONFIG_LIBSSH=y" >> $config_host_mak
echo "LIBSSH_CFLAGS=$libssh_cflags" >> $config_host_mak
@@ -4282,10 +4195,6 @@ if test "$replication" = "yes" ; then
echo "CONFIG_REPLICATION=y" >> $config_host_mak
fi
-if test "$have_af_vsock" = "yes" ; then
- echo "CONFIG_AF_VSOCK=y" >> $config_host_mak
-fi
-
if test "$debug_mutex" = "yes" ; then
echo "CONFIG_DEBUG_MUTEX=y" >> $config_host_mak
fi
diff --git a/meson.build b/meson.build
index 6bf43e6d30..6b7487b725 100644
--- a/meson.build
+++ b/meson.build
@@ -1550,6 +1550,8 @@ config_host_data.set('CONFIG_INOTIFY',
cc.has_header_symbol('sys/inotify.h', 'inotify_init'))
config_host_data.set('CONFIG_INOTIFY1',
cc.has_header_symbol('sys/inotify.h', 'inotify_init1'))
+config_host_data.set('CONFIG_IOVEC',
+ cc.has_header_symbol('sys/uio.h', 'struct iovec'))
config_host_data.set('CONFIG_MACHINE_BSWAP_H',
cc.has_header_symbol('machine/bswap.h', 'bswap32',
prefix: '''#include <sys/endian.h>
@@ -1697,6 +1699,48 @@ config_host_data.set('HAVE_BROKEN_SIZE_MAX', not
cc.compiles('''
return printf("%zu", SIZE_MAX);
}''', args: ['-Werror']))
+# See if 64-bit atomic operations are supported.
+# Note that without __atomic builtins, we can only
+# assume atomic loads/stores max at pointer size.
+config_host_data.set('CONFIG_ATOMIC64', cc.links('''
+ #include <stdint.h>
+ int main(void)
+ {
+ uint64_t x = 0, y = 0;
+ y = __atomic_load_n(&x, __ATOMIC_RELAXED);
+ __atomic_store_n(&x, y, __ATOMIC_RELAXED);
+ __atomic_compare_exchange_n(&x, &y, x, 0, __ATOMIC_RELAXED,
__ATOMIC_RELAXED);
+ __atomic_exchange_n(&x, y, __ATOMIC_RELAXED);
+ __atomic_fetch_add(&x, y, __ATOMIC_RELAXED);
+ return 0;
+ }'''))
+
+config_host_data.set('CONFIG_GETAUXVAL', cc.links(gnu_source_prefix + '''
+ #include <sys/auxv.h>
+ int main(void) {
+ return getauxval(AT_HWCAP) == 0;
+ }'''))
+
+config_host_data.set('CONFIG_AF_VSOCK', cc.compiles(gnu_source_prefix + '''
+ #include <errno.h>
+ #include <sys/types.h>
+ #include <sys/socket.h>
+ #if !defined(AF_VSOCK)
+ # error missing AF_VSOCK flag
+ #endif
+ #include <linux/vm_sockets.h>
+ int main(void) {
+ int sock, ret;
+ struct sockaddr_vm svm;
+ socklen_t len = sizeof(svm);
+ sock = socket(AF_VSOCK, SOCK_STREAM, 0);
+ ret = getpeername(sock, (struct sockaddr *)&svm, &len);
+ if ((ret == -1) && (errno == ENOTCONN)) {
+ return 0;
+ }
+ return -1;
+ }'''))
+
ignored = ['CONFIG_QEMU_INTERP_PREFIX', # actually per-target
'HAVE_GDB_BIN']
arrays = ['CONFIG_BDRV_RW_WHITELIST', 'CONFIG_BDRV_RO_WHITELIST']
diff --git a/util/meson.build b/util/meson.build
index 779f413c86..05b593055a 100644
--- a/util/meson.build
+++ b/util/meson.build
@@ -1,5 +1,7 @@
util_ss.add(files('osdep.c', 'cutils.c', 'unicode.c', 'qemu-timer-common.c'))
-util_ss.add(when: 'CONFIG_ATOMIC64', if_false: files('atomic64.c'))
+if not config_host_data.get('CONFIG_ATOMIC64')
+ util_ss.add(files('atomic64.c'))
+endif
util_ss.add(when: 'CONFIG_POSIX', if_true: files('aio-posix.c'))
util_ss.add(when: 'CONFIG_POSIX', if_true: files('fdmon-poll.c'))
if config_host_data.get('CONFIG_EPOLL_CREATE1')
--
2.31.1
- [PULL 09/26] trace: move configuration from configure to Meson, (continued)
- [PULL 09/26] trace: move configuration from configure to Meson, Paolo Bonzini, 2021/10/14
- [PULL 11/26] configure, meson: get HOST_WORDS_BIGENDIAN via the machine object, Paolo Bonzini, 2021/10/14
- [PULL 12/26] configure, meson: remove CONFIG_GCOV from config-host.mak, Paolo Bonzini, 2021/10/14
- [PULL 14/26] configure, meson: move remaining HAVE_* compiler tests to Meson, Paolo Bonzini, 2021/10/14
- [PULL 13/26] meson: HAVE_GDB_BIN is not used by C code, Paolo Bonzini, 2021/10/14
- [PULL 16/26] configure, meson: move libaio check to meson.build, Paolo Bonzini, 2021/10/14
- [PULL 15/26] configure, meson: move pthread_setname_np checks to Meson, Paolo Bonzini, 2021/10/14
- [PULL 17/26] configure, meson: move vde detection to meson, Paolo Bonzini, 2021/10/14
- [PULL 23/26] configure: accept "internal" for --enable-capstone/slirp/fdt, Paolo Bonzini, 2021/10/14
- [PULL 19/26] configure, meson: move Spice configure handling to meson, Paolo Bonzini, 2021/10/14
- [PULL 21/26] configure, meson: move more compiler checks to Meson,
Paolo Bonzini <=
- [PULL 18/26] configure, meson: move netmap detection to meson, Paolo Bonzini, 2021/10/14
- [PULL 22/26] configure: remove deprecated --{enable, disable}-git-update, Paolo Bonzini, 2021/10/14
- [PULL 25/26] meson-buildoptions: include list of tracing backends, Paolo Bonzini, 2021/10/14
- [PULL 24/26] configure: prepare for auto-generated option parsing, Paolo Bonzini, 2021/10/14
- [PULL 26/26] configure: automatically parse command line for meson -D options, Paolo Bonzini, 2021/10/14
- [PULL 20/26] configure: remove obsolete Solaris ar check, Paolo Bonzini, 2021/10/14
- Re: [PULL 00/26] Meson changes for 2021-10-14, Richard Henderson, 2021/10/14