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Check headers for reallocarray #6464

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Check headers for reallocarray #6464

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16 changes: 15 additions & 1 deletion app/meson.build
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Original file line number Diff line number Diff line change
Expand Up @@ -139,16 +139,30 @@ check_functions = [
'vasprintf',
'nrand48',
'jrand48',
'reallocarray',
]

check_functions_in_headers = {
'stdlib.h': [
'reallocarray'
],
}

foreach f : check_functions
if cc.has_function(f)
define = 'HAVE_' + f.underscorify().to_upper()
conf.set(define, true)
endif
endforeach

foreach header, f_list : check_functions_in_headers
foreach f : f_list
if cc.has_function(f) and cc.has_header_symbol(header, f, args: ['-D_GNU_SOURCE'])
define = 'HAVE_' + f.underscorify().to_upper()
conf.set(define, true)
endif
endforeach
endforeach

conf.set('HAVE_SOCK_CLOEXEC', host_machine.system() != 'windows' and
cc.has_header_symbol('sys/socket.h', 'SOCK_CLOEXEC'))

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