ありません。LD_PRELOAD はありません。
% hostname
helvetica.lan
% cc -fno-common -dynamiclib -o gethostname.dylib gethostname.c
% DYLD_INSERT_LIBRARIES=gethostname.dylib DYLD_FORCE_FLAT_NAMESPACE=YES hostname
localhost
% FAKE_HOSTNAME=sai.fsij.org DYLD_INSERT_LIBRARIES=gethostname.dylib DYLD_FORCE_FLAT_NAMESPACE=YES hostname
sai.fsij.org
%
gethostname.c は Binary Hacks の #60 (p.227) に載っています。
August 21st, 2007 at 03:47 PM
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