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meson: properly handle libpcap if it's explicitly disabled

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If libpcap is detected using pkg-config it would ignore the libpcap
option.

Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
Reviewed-by: Andrea Bolognani <abologna@redhat.com>
This commit is contained in:
Pavel Hrdina 2020-10-08 13:09:45 +02:00
parent 87e855a4e9
commit c8be9ccc36
1 changed files with 15 additions and 10 deletions
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25
meson.build
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@ -1101,17 +1101,22 @@ if libparted_dep.found()
endif
libpcap_version = '1.5.0'
libpcap_dep = dependency('libpcap', version: '>=' + libpcap_version, required: false)
if not libpcap_dep.found()
pcap_config_prog = find_program('pcap-config', required: get_option('libpcap'))
if pcap_config_prog.found()
pcap_args = run_command(pcap_config_prog, '--cflags').stdout().strip().split()
pcap_libs = run_command(pcap_config_prog, '--libs').stdout().strip().split()
libpcap_dep = declare_dependency(
compile_args: pcap_args,
link_args: pcap_libs,
)
if not get_option('libpcap').disabled()
libpcap_dep = dependency('libpcap', version: '>=' + libpcap_version, required: false)
if not libpcap_dep.found()
pcap_config_prog = find_program('pcap-config', required: get_option('libpcap'))
if pcap_config_prog.found()
pcap_args = run_command(pcap_config_prog, '--cflags').stdout().strip().split()
pcap_libs = run_command(pcap_config_prog, '--libs').stdout().strip().split()
libpcap_dep = declare_dependency(
compile_args: pcap_args,
link_args: pcap_libs,
)
endif
endif
else
libpcap_dep = dependency('', required: false)
endif
if libpcap_dep.found()
conf.set('WITH_LIBPCAP', 1)