gen_vdso_offsets.sh 438 B

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  1. #!/bin/sh
  2. #
  3. # Match symbols in the DSO that look like VDSO_*; produce a header file
  4. # of constant offsets into the shared object.
  5. #
  6. # Doing this inside the Makefile will break the $(filter-out) function,
  7. # causing Kbuild to rebuild the vdso-offsets header file every time.
  8. #
  9. # Author: Will Deacon <will.deacon@arm.com
  10. #
  11. LC_ALL=C
  12. sed -n -e 's/^00*/0/' -e \
  13. 's/^\([0-9a-fA-F]*\) . VDSO_\([a-zA-Z0-9_]*\)$/\#define vdso_offset_\2\t0x\1/p'