meson: add comments in the target-specific flags section

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2021-11-08 12:59:16 +01:00
parent eed56e9a89
commit b7a75c8c42

View file

@ -238,6 +238,7 @@ endif
# Target-specific checks and dependencies #
###########################################
# Fuzzing
if get_option('fuzzing') and get_option('fuzzing_engine') == '' and \
not cc.links('''
#include <stdint.h>
@ -249,6 +250,7 @@ if get_option('fuzzing') and get_option('fuzzing_engine') == '' and \
error('Your compiler does not support -fsanitize=fuzzer')
endif
# Tracing backends
if 'ftrace' in get_option('trace_backends') and targetos != 'linux'
error('ftrace is supported only on Linux')
endif
@ -262,6 +264,7 @@ if 'syslog' in get_option('trace_backends') and not cc.compiles('''
error('syslog is not supported on this system')
endif
# Miscellaneous Linux-only features
if targetos != 'linux' and get_option('mpath').enabled()
error('Multipath is supported only on Linux')
endif
@ -271,6 +274,7 @@ if targetos != 'linux' and get_option('multiprocess').enabled()
endif
multiprocess_allowed = targetos == 'linux' and not get_option('multiprocess').disabled()
# Target-specific libraries and flags
libm = cc.find_library('m', required: false)
threads = dependency('threads')
util = cc.find_library('util', required: false)
@ -311,6 +315,7 @@ elif targetos == 'openbsd'
endif
endif
# Target-specific configuration of accelerators
accelerators = []
if not get_option('kvm').disabled() and targetos == 'linux'
accelerators += 'CONFIG_KVM'