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| author | Stefan Hajnoczi <stefanha@redhat.com> | 2023-10-18 06:20:41 -0400 |
|---|---|---|
| committer | Stefan Hajnoczi <stefanha@redhat.com> | 2023-10-18 06:20:41 -0400 |
| commit | 604b70f6a4d072ddf7f00d3fdb5b977111fdeef1 (patch) | |
| tree | 3c94cb5c37a14c5323965dcf3febe580518df525 /include | |
| parent | ec6f9f135d5e5596ab0258da2ddd048f1fd8c359 (diff) | |
| parent | 528148980adb78bc368a5254204e2ea98e4f6b6c (diff) | |
| download | qemu-604b70f6a4d072ddf7f00d3fdb5b977111fdeef1.zip qemu-604b70f6a4d072ddf7f00d3fdb5b977111fdeef1.tar.gz qemu-604b70f6a4d072ddf7f00d3fdb5b977111fdeef1.tar.bz2 | |
Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging
* build system and Python cleanups
* fix netbsd VM build
* allow non-relocatable installs
* allow using command line options to configure qemu-ga
* target/i386: check intercept for XSETBV
* target/i386: fix CPUID_HT exposure
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# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [full]
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* tag 'for-upstream' of https://gitlab.com/bonzini/qemu: (32 commits)
configure: define "pkg-config" in addition to "pkgconfig"
meson: add a note on why we use config_host for program paths
meson-buildoptions: document the data at the top
configure, meson: use command line options to configure qemu-ga
configure: unify handling of several Debian cross containers
configure: move environment-specific defaults to config-meson.cross
configure: move target-specific defaults to an external machine file
configure: remove some dead cruft
configure: clean up PIE option handling
configure: clean up plugin option handling
configure, tests/tcg: simplify GDB conditionals
tests/tcg/arm: move non-SVE tests out of conditional
hw/remote: move stub vfu_object_set_bus_irq out of stubs/
hw/xen: cleanup sourcesets
configure: clean up handling of CFI option
meson, cutils: allow non-relocatable installs
meson: do not use set10
meson: do not build shaders by default
tracetool: avoid invalid escape in Python string
tests/vm: avoid invalid escape in Python string
...
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/qemu/compiler.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/include/qemu/compiler.h b/include/qemu/compiler.h index 1109482..c797f0d 100644 --- a/include/qemu/compiler.h +++ b/include/qemu/compiler.h @@ -212,4 +212,19 @@ # define QEMU_USED #endif +/* + * Ugly CPP trick that is like "defined FOO", but also works in C + * code. Useful to replace #ifdef with "if" statements; assumes + * the symbol was defined with Meson's "config.set()", so it is empty + * if defined. + */ +#define IS_ENABLED(x) IS_EMPTY(x) + +#define IS_EMPTY_JUNK_ junk, +#define IS_EMPTY(value) IS_EMPTY_(IS_EMPTY_JUNK_##value) + +/* Expands to either SECOND_ARG(junk, 1, 0) or SECOND_ARG(IS_EMPTY_JUNK_CONFIG_FOO 1, 0) */ +#define SECOND_ARG(first, second, ...) second +#define IS_EMPTY_(junk_maybecomma) SECOND_ARG(junk_maybecomma 1, 0) + #endif /* COMPILER_H */ |