tiny_libmaker: strip leading directory to avoid buffer overrun
tiny_libmaker: strip leading directory to avoid buffer overrun

The arhdr.ar_name has 16 bytes.  Long object names esp. with
leading directory were causing a buffer overrun which was
detected by glibc.

mirror/tinycc,metaeducation/tcc,andrewchambers/tccmirror,leeduhem/tinycc,gfwilliams/tinycc,metaeducation/tcc,seyko2/tinycc,acook/tinycc,andrewchambers/tccmirror,acook/tinycc,acook/tinycc,alfonsokim/tinycc,Saectar/inherpreter,rchandramouli/tinycc,mitake/tinycc,melkior/tinycc,mitake/tinycc,ftdi-paul-jiao/tinyCC,leeduhem/tinycc,run4flat/tinycc,gfwilliams/tinycc,FriedBreakfast/tcc,Archs/TinyCC,xcm/tcc,run4flat/tinycc,alfonsokim/tinycc,ftdi-paul-jiao/tinyCC,seyko2/tinycc,run4flat/tinycc,run4flat/tinycc,rchandramouli/tinycc,soywiz/tinycc,Wallbraker/DCPU-TCC,Archs/TinyCC,shinh/nacltcc,alfonsokim/tinycc,fstudio/tinycc,leeduhem/tinycc,Wallbraker/DCPU-TCC,FriedBreakfast/tcc,mobiphil/tinnycc,soywiz/tinycc,Archs/TinyCC,seyko2/tinycc,code4game/tinycc,mitake/tinycc,gfwilliams/tinycc,FriedBreakfast/tcc,andreiw/tinycc,yousong/tinycc,fstudio/tinycc,avih/tinycc,xcm/tcc,gfwilliams/tinycc,mingodad/tinycc,Saectar/inherpreter,fstudio/tinycc,Saectar/inherpreter,andrewchambers/tccmirror,Archs/TinyCC,mobiphil/tinnycc,shinh/nacltcc,xcm/tcc,FriedBreakfast/tcc,leeduhem/tinycc,fstudio/tinycc,mirror/tinycc,melkior/tinycc,andrewchambers/tccmirror,yousong/tinycc,avih/tinycc,yousong/tinycc,FriedBreakfast/tcc,soywiz/tinycc,andreiw/tinycc,seyko2/tinycc,Archs/TinyCC,mingodad/tinycc,shinh/nacltcc,code4game/tinycc,shinh/nacltcc,melkior/tinycc,alfonsokim/tinycc,acook/tinycc,yousong/tinycc,shinh/nacltcc,ftdi-paul-jiao/tinyCC,run4flat/tinycc,ftdi-paul-jiao/tinyCC,Saectar/inherpreter,Wallbraker/DCPU-TCC,mingodad/tinycc,alfonsokim/tinycc,andrewchambers/tccmirror,code4game/tinycc,metaeducation/tcc,avih/tinycc,mingodad/tinycc,mirror/tinycc,Saectar/inherpreter,fstudio/tinycc,rchandramouli/tinycc,leeduhem/tinycc,mirror/tinycc,avih/tinycc,metaeducation/tcc,mobiphil/tinnycc,mobiphil/tinnycc,metaeducation/tcc,soywiz/tinycc,melkior/tinycc,seyko2/tinycc,rchandramouli/tinycc,rchandramouli/tinycc,mitake/tinycc,andreiw/tinycc,gfwilliams/tinycc,melkior/tinycc