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meson: don't detect <sys/sysctl.h> on Linux 

The header is not required on Linux, and is in fact deprecated in glibc 2.30+

Reported-by: Seung-Woo Kim <sw0312.kim@samsung.com>
Cc: Niclas Zeising <zeising@daemonic.se>
Signed-off-by: Eric Engestrom <eric@engestrom.ch>
Tested-by: Niclas Zeising <zeising@daemonc.se>
main
Eric Engestrom 2020-03-29 22:45:52 +02:00
parent 8cef557062
commit 1f8ada8023
1 changed files with 15 additions and 5 deletions
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18
meson.build
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@ -183,13 +183,23 @@ else
dep_rt = []
endif
dep_m = cc.find_library('m', required : false)
# The header is not required on Linux, and is in fact deprecated in glibc 2.30+
if ['linux'].contains(host_machine.system())
config.set10('HAVE_SYS_SYSCTL_H', false)
else
# From Niclas Zeising:
# FreeBSD requires sys/types.h for sys/sysctl.h, add it as part of the
# includes when checking for headers.
foreach header : ['sys/sysctl.h', 'sys/select.h', 'alloca.h']
# FreeBSD requires sys/types.h for sys/sysctl.h, so add it as part of
# the includes when checking for headers.
config.set10('HAVE_SYS_SYSCTL_H',
cc.compiles('#include <sys/types.h>\n#include <sys/sysctl.h>', name : 'sys/sysctl.h works'))
endif
foreach header : ['sys/select.h', 'alloca.h']
config.set10('HAVE_' + header.underscorify().to_upper(),
cc.compiles('#include <sys/types.h>\n#include <@0@>'.format(header), name : '@0@ works'.format(header)))
cc.compiles('#include <@0@>'.format(header), name : '@0@ works'.format(header)))
endforeach
if (cc.has_header_symbol('sys/sysmacros.h', 'major') and
cc.has_header_symbol('sys/sysmacros.h', 'minor') and
cc.has_header_symbol('sys/sysmacros.h', 'makedev'))