diff options
Diffstat (limited to 'pkgs/games')
| -rw-r--r-- | pkgs/games/build-support/setup-hooks/fix-fmod.sh | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/pkgs/games/build-support/setup-hooks/fix-fmod.sh b/pkgs/games/build-support/setup-hooks/fix-fmod.sh index bc490a64..219bf709 100644 --- a/pkgs/games/build-support/setup-hooks/fix-fmod.sh +++ b/pkgs/games/build-support/setup-hooks/fix-fmod.sh @@ -12,16 +12,19 @@ _doPatchFmod() { case "$(objdump -f "$1" | sed -n -e 's/^architecture: *//p')" in i386:x86-64,*) - local addr="$(objdump -d "$1" | sed -n -e ' + local addrs="$(objdump -d "$1" | sed -n -e ' /callq.*system@plt/s/^ *\([^:]\+\).*/\1/p ')" - # This is quite easy, just replace the system() call with XOR EAX - # so we get a return value of 0 and pad the rest with NOP. - local offset=$(("0x$addr")) - ( printf '\x31\xc0' # XOR the EAX register - printf '\x90\x90\x90' # Fill with NOPs - ) | dd of="$1" obs=1 seek=$offset conv=notrunc status=none + local addr + for addr in $addrs; do + # This is quite easy, just replace the system() call with XOR + # EAX so we get a return value of 0 and pad the rest with NOP. + local offset=$(("0x$addr")) + ( printf '\x31\xc0' # XOR the EAX register + printf '\x90\x90\x90' # Fill with NOPs + ) | dd of="$1" obs=1 seek=$offset conv=notrunc status=none + done ;; i386,*) local relocSystem="$(readelf -r "$1" | sed -n -e ' |